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WO2024218266A1 - Dispositif de protection pour protéger l'avant de la tête d'un soudeur - Google Patents

Dispositif de protection pour protéger l'avant de la tête d'un soudeur Download PDF

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Publication number
WO2024218266A1
WO2024218266A1 PCT/EP2024/060654 EP2024060654W WO2024218266A1 WO 2024218266 A1 WO2024218266 A1 WO 2024218266A1 EP 2024060654 W EP2024060654 W EP 2024060654W WO 2024218266 A1 WO2024218266 A1 WO 2024218266A1
Authority
WO
WIPO (PCT)
Prior art keywords
headgear
lateral
front section
section
person wearing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
PCT/EP2024/060654
Other languages
English (en)
Inventor
Ronnie BERGGREN
Åke HÖRNELL
Erik Hjort
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Aketek Nordic Sales AB
Original Assignee
Aketek Nordic Sales AB
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Aketek Nordic Sales AB filed Critical Aketek Nordic Sales AB
Publication of WO2024218266A1 publication Critical patent/WO2024218266A1/fr
Anticipated expiration legal-status Critical
Pending legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F9/00—Methods or devices for treatment of the eyes; Devices for putting in contact-lenses; Devices to correct squinting; Apparatus to guide the blind; Protective devices for the eyes, carried on the body or in the hand
    • A61F9/04—Eye-masks ; Devices to be worn on the face, not intended for looking through; Eye-pads for sunbathing
    • A61F9/06—Masks, shields or hoods for welders
    • A—HUMAN NECESSITIES
    • A42—HEADWEAR
    • A42B—HATS; HEAD COVERINGS
    • A42B3/00—Helmets; Helmet covers ; Other protective head coverings
    • A42B3/04—Parts, details or accessories of helmets
    • A42B3/10—Linings
    • A42B3/14—Suspension devices
    • A42B3/145—Size adjustment devices
    • A—HUMAN NECESSITIES
    • A42—HEADWEAR
    • A42B—HATS; HEAD COVERINGS
    • A42B3/00—Helmets; Helmet covers ; Other protective head coverings
    • A42B3/04—Parts, details or accessories of helmets
    • A42B3/18—Face protection devices
    • A42B3/22—Visors
    • A42B3/225—Visors with full face protection, e.g. for industrial safety applications

Definitions

  • the present invention relates to a protecting device according to the preamble of claim 1 for protecting the front of the head of a welder.
  • the protecting device of the invention is of the type comprising a headgear and a welding helmet with a viewing window, wherein the welding helmet is pivotally mounted to the headgear so as to be pivotable in relation to the headgear about a pivot axis between a lowered working position with the viewing window in front of the eyes of a person wearing the headgear and a raised position with the viewing window located above the head of the person wearing the headgear.
  • Head protecting devices of the above-mentioned type are for instance previously known from US 8 875 318 B2, US 10 098 403 B2 and US 10 401 651 B2.
  • Some welders desire to use hearing protectors in the form of earmuffs, for instance in order to be able to listen to radio or something else via electronic components in the hearing protection earmuffs when working while wearing a head protecting device of the above-mentioned type.
  • a conventional head protecting device of this type does not leave room for separate hearing protection earmuffs of conventional design on the head of the person wearing the head protecting device.
  • the object of the present invention is to provide a head protecting device of the above-mentioned type with a new and favourable design.
  • said object is achieved by means of a head protecting device having the features defined in claim 1.
  • the protecting device comprises a headgear and a welding helmet with a viewing window, the welding helmet being pivotally mounted to the headgear so as to be pivotable in relation to the headgear about a pivot axis between a lowered working position with the viewing window in front of the eyes of a person wearing the headgear and a raised position with the viewing window located above the head of the person wearing the headgear.
  • Said headgear comprises a first lateral headgear element and a second lateral headgear element located opposite to each other on opposite sides of the headgear, wherein the first lateral headgear element is configured to abut against the left side of the head of the person wearing the headgear and the second lateral headgear element is configured to abut against the right side of the head of the person wearing the headgear.
  • the above-mentioned first lateral headgear element comprises:
  • a front section configured to be located forwardly of and at a higher position than the left ear of the person wearing the headgear;
  • the above-mentioned second lateral headgear element comprises:
  • a front section configured to be located forwardly of and at a higher position than the right ear of the person wearing the headgear;
  • a rear section configured to be located rearwardly of the right ear of the person wearing the headgear; and - an intermediate section extending between the front section and the rear section of the second lateral headgear element.
  • Said headgear further comprises:
  • a forehead strap configured to extend across the forehead of the person wearing the headgear and having a first end connected to the front section of the first lateral headgear element and a second end connected to the front section of the second lateral headgear element;
  • At least one overhead strap configured to extend across the top of the head of the person wearing the headgear and having a first end connected to the first lateral headgear element and a second end connected to the second lateral headgear element;
  • a rear strap configured to extend across the back of the neck or the back of the head of the person wearing the headgear and having a first end connected to the rear section of the first lateral headgear element and a second end connected to the rear section of the second lateral headgear element.
  • Said welding helmet is connected to the first lateral headgear element through a first pivotal mounting mechanism that forms a first pivot joint between the welding helmet and the headgear and to the second lateral headgear element through a second pivotal mounting mechanism that forms a second pivot joint between the welding helmet and the headgear, wherein the above-mentioned pivot axis is defined by these first and second pivot joints.
  • the first end of the forehead strap is connected to the front section of the first lateral headgear element at a connection point on a lower part of this front section, wherein the first pivotal mounting mechanism is attached to an upper part of the front section of the first lateral headgear element located vertically above said lower part of this front section, i.e. at a higher position than said lower part of this front section;
  • the second end of the forehead strap is connected to the front section of the second lateral headgear element at a connection point on a lower part of this front section, wherein the second pivotal mounting mechanism is attached to an upper part of the front section of the second lateral headgear element located vertically above said lower part of this front section, i.e. at a higher position than said lower part of this front section.
  • the pivot axis and the first and second pivotal mounting mechanisms are moved upward and forward on the head of the person wearing the headgear as compared to previously known headgears used with welding helmets, which makes it possible to leave sufficient free space at the regions around the ears of the person wearing the headgear to get room for separate hearing protection earmuffs of conventional design on the head of the person wearing the headgear.
  • the headgear is preferably so designed that the upper part of the front section of the first lateral headgear element and the upper part of the front section of the second lateral headgear element are configured to be in a position vertically above the temple at the left side of the head and the temple at the right side of the head, respectively, of the person wearing the headgear.
  • the upper part of the front section of the first lateral headgear element projects horizontally forward beyond said connection point between the first end of the forehead strap and the lower part of the front section of the first lateral headgear element to thereby form a first overhang that extends in horizontal direction vertically above a first end section of the forehead strap at the first end thereof; and - the upper part of the front section of the second lateral headgear element projects horizontally forward beyond said connection point between the second end of the forehead strap and the lower part of the front section of the second lateral headgear element to thereby form a second overhang that extends in horizontal direction vertically above a second end section of the forehead strap at the second end thereof.
  • the spaces above the end sections of the forehead strap may be utilized in an efficient manner for the mounting of the first and second pivotal mounting mechanisms to the headgear.
  • the forehead strap In order to allow normal movements of the forehead strap in relation to the first and second lateral headgear elements, there is preferably a gap between said first overhang and said first end section of the forehead strap and a gap between said second overhang and said second end section of the forehead strap.
  • the welding helmet comprises a first lateral wall that is configured to be positioned on the left side of the head of the person wearing the headgear when the welding helmet is in the lowered working position and an opposite second lateral wall that is configured to be positioned on the right side of the head of the person wearing the headgear when the welding helmet is in the lowered working position;
  • the first lateral wall has a wall section that is configured to be located below the pivot axis and forwardly of the left ear of the person wearing the headgear when the welding helmet is in the lowered working position, wherein this wall section bulges inwards as seen in a lateral view in a direction along the pivot axis to thereby create increased space between the first lateral wall and the left ear of the person wearing the headgear when the welding helmet is in the lowered working position;
  • the second lateral wall has a wall section that is configured to be located below the pivot axis and forwardly of the right ear of the person wearing the headgear when the welding helmet is in the lowered working position, wherein this wall section bulges inwards as seen in a lateral view in a direction along the pivot axis to thereby create increased space between the second lateral wall and the right ear of the person wearing the headgear when the welding helmet is in the lowered working position.
  • Figs 1 and 2 are lateral views from opposite sides of a protecting device according to an embodiment of the present invention, as seen with the headgear of the protecting device mounted to the head of a person and with the welding helmet of the protecting device in a lowered working position,
  • Fig 3a is a lateral view corresponding to Fig 1 , with hearing protection earmuffs mounted to the head of the person wearing the head protecting device,
  • Fig 3b is a lateral view corresponding to Fig 3a, with the welding helmet in a raised position
  • Fig 4 is a lateral view from a first side of the headgear included in the protecting device of Figs 1 and 2, as seen with the headgear mounted to the head of a person,
  • Fig 5 is a lateral view from an opposite second side of the headgear and the head of Fig 4
  • Fig 6 is a perspective view from the front of the headgear of Figs 4 and 5
  • Fig 7 is a perspective view from the back of the headgear of Figs 4 and 5,
  • Fig 8 is a perspective view corresponding to Fig 6, with pivotal mounting mechanisms attached to the headgear,
  • Fig 9 is a perspective view corresponding to Fig 7, with pivotal mounting mechanisms attached to the headgear,
  • Fig 10 is a front view of the headgear and the pivotal mounting mechanisms of Figs 8 and 9,
  • Figs 11 and 12 are perspective views from different directions of the welding helmet included in the protecting device of Figs 1 and 2, and
  • Figs 13 and 14 are lateral views from different directions of the welding helmet of Figs 11 and 12.
  • FIGs 1 and 2 An embodiment of a protecting device 1 according to the present invention is illustrated in Figs 1 and 2.
  • the protecting device 1 is to be used by a welder in order to protect the eyes and the front of the head of the welder.
  • the protecting device comprises a headgear 2 to be mounted to the head 80 of a welder and a welding helmet 3 with a viewing window 4.
  • the welding helmet 3 is suspended by the headgear 2 on the head 80 of the person wearing the protecting device 1 and is configured to cover the face of the person and areas of the head 80 around the face.
  • the welding helmet 3 is pivotally mounted to the headgear 2 and pivotable in relation to the headgear about a pivot axis 5 between a lowered working position with the viewing window 4 in front of the eyes of a person wearing the headgear 2, as illustrated in Figs 1 , 2 and 3a, and a raised position with the viewing window 4 located above the head 80 of the person wearing the headgear 2, as illustrated in Fig 3b.
  • An eye protecting shield in the form of a welding glass or welding filter, such as an auto-darkening filter, is to be arranged in the viewing window 4 in order to protect the eyes of the welder from blinding light rays given off by the welding flame or arc during welding.
  • the eye protecting shield may have the form of a filter cassette that is detachably mounted to the welding helmet 3.
  • the headgear 2 comprises a first lateral headgear element 10 and a second lateral headgear element 20 located opposite to each other on opposite sides of the headgear 2, wherein the first lateral headgear element 10 is configured to abut against the left side of the head 80 of the person wearing the headgear 2 and the second lateral headgear element 20 is configured to abut against the right side of the head 80 of the person wearing the headgear 2.
  • the first lateral headgear element 10 comprises:
  • a front section 11 configured to be located forwardly of and at a higher position than the left ear 81 of the person wearing the headgear 2;
  • the second lateral headgear element 20 comprises:
  • a front section 21 configured to be located forwardly of and at a higher position than the right ear 82 of the person wearing the headgear 2
  • a rear section 22 configured to be located rearwardly of the right ear 82 of the person wearing the headgear 2;
  • first and second lateral headgear elements 10, 20 are mirror images of each other with reference to a longitudinal plane LP (see Fig 10) of the headgear 2 that extends halfway between the first and second lateral headgear elements 10, 20.
  • the front section 11 , the intermediate section 13 and the rear section 12 of the first lateral headgear element 10 are preferably formed in one piece, and the front section 21 , the intermediate section 23 and the rear section 22 of the second lateral headgear element 20 are preferably formed in one piece.
  • the headgear 2 further comprises a forehead strap 30 configured to extend across the forehead of the person wearing the headgear 2, at least one overhead strap 40, 40’ configured to extend across the top of the head 80 of the person wearing the headgear 2 and a rear strap 50 configured to extend across the back of the neck or the back of the head of the person wearing the headgear 2.
  • the headgear 2 is provided with two overhead straps 40, 40’.
  • the forehead strap 30 has a first end 31 connected to the front section 11 of the first lateral headgear element 10 and a second end 32 connected to the front section 21 of the second lateral headgear element 20.
  • the forehead strap 30 may abut directly against the forehead of the person wearing the headgear 2, as illustrated in Figs 4 and 5.
  • a sweatband or cushioning pad may be mounted to the forehead strap 30, wherein this sweatband or cushioning pad will form an intermediate element between the forehead strap 30 and the forehead of the person wearing the headgear 2.
  • the rear strap 50 has a first end 51 connected to the rear section 12 of the first lateral headgear element 10 and a second end 52 connected to the rear section 22 of the second lateral headgear element 20.
  • the first end 51 of the rear strap 50 is pivotally connected to the rear section 12 of the first lateral headgear element 10 through a pivot joint 53a at a rear end of this rear section 12, and the second end 52 of the rear strap 50 is pivotally connected to the rear section 22 of the second lateral headgear element 20 through a pivot joint 53b at a rear end of this rear section 22.
  • a cushioning pad 54 is mounted to the rear strap 50, wherein this cushioning pad 54 is arranged between the rear strap 50 and the back of the neck or the back of the head of the person wearing the headgear 2.
  • the rear strap 50 may abut directly against the back of the neck or the back of the head of the person wearing the headgear 2.
  • an adjusting element 55 of conventional type is provided on the rear strap 50, wherein the effective length of the rear strap 50 is adjustable by means of this adjusting element 55.
  • the rear strap 50 may as an alternative lack such an adjusting element 55.
  • the welding helmet 3 is connected to the first lateral headgear element 10 through a first pivotal mounting mechanism 60a that forms a first pivot joint 61 a between the welding helmet 3 and the headgear 2 and to the second lateral headgear element 20 through a second pivotal mounting mechanism 60b that forms a second pivot joint 61 b between the welding helmet 3 and the headgear 2, wherein the above-mentioned pivot axis 5 is defined by these first and second pivot joints 61 a, 61 b.
  • the first end 31 of the forehead strap 30 is connected to the front section 11 of the first lateral headgear element 10 at a connection point 14 on a lower part 11 a of this front section 11 , and the first pivotal mounting mechanism 60a is attached to an upper part 1 1 b of the front section 11 of the first lateral headgear element 10 located vertically above said lower part 11 a of this front section 11.
  • the second end 32 of the forehead strap 30 is connected to the front section 21 of the second lateral headgear element 20 at a connection point 24 on a lower part 21 a of this front section 21 , and the second pivotal mounting mechanism 60b is attached to an upper part 21 b of the front section 21 of the second lateral headgear element 20 located vertically above said lower part 21 a of this front section 21 .
  • the upper part 11 b of the front section 11 of the first lateral headgear element 10 is preferably configured to be in a position vertically above the temple at the left side of the head 80 of the person wearing the headgear 2, as illustrated in Fig 4, and the connection point 14 between the first end 31 of the forehead strap 30 and the lower part 11 a of the front section 11 of the first lateral headgear element 10 may be at the level of the temple at the left side of the head 80 of the person wearing the headgear 2.
  • the upper part 21 b of the front section 21 of the second lateral headgear element 20 is preferably configured to be in a position vertically above the temple at the right side of the head 80 of the person wearing the headgear 2, as illustrated in Fig 5, and the connection point 24 between the second end 31 of the forehead strap 30 and the lower part 21 a of the front section 21 of the second lateral headgear element 20 may be at the level of the temple at the right side of the head 80 of the person wearing the headgear 2.
  • the upper part 11 b of the front section 11 of the first lateral headgear element 10 projects horizontally forward beyond the connection point 14 between the first end 31 of the forehead strap 30 and the lower part 11 a of the front section 11 of the first lateral headgear element 10 to thereby form a first overhang 15 that extends in horizontal direction vertically above a first end section 33 of the forehead strap 30 at the first end 31 thereof, wherein a gap 16 is provided between said first overhang 15 and said first end section 33 of the forehead strap 30.
  • the upper part 21 b of the front section 21 of the second lateral headgear element 20 projects horizontally forward beyond the connection point 24 between the second end 32 of the forehead strap 30 and the lower part 21 a of the front section 21 of the second lateral headgear element 20 to thereby form a second overhang 25 that extends in horizontal direction vertically above a second end section 34 of the forehead strap 30 at the second end 32 thereof, wherein a gap 26 is provided between said second overhang 25 and said second end section 34 of the forehead strap 30.
  • the upper part 11 b of the front section 11 of the first lateral headgear element 10 overlaps a first end section 33 of the forehead strap 30 as seen in vertical direction
  • the upper part 21 b of the front section 21 of the second lateral headgear element 20 overlaps a second end section 34 of the forehead strap 30 as seen in vertical direction.
  • the lower part 11 a of the front section 11 of the first lateral headgear element 10 extends in a curved path downward from the upper part 11 b of this front section 11.
  • the lower part 21 a of the front section 21 of the second lateral headgear element 20 extends in a curved path downward from the upper part 21 b of this front section 21.
  • the first end 31 of the forehead strap 30 is rigidly connected to the lower part 11 a of the front section 11 of the first lateral headgear element 10 and the second end 32 of the forehead strap 30 is rigidly connected to the lower part 21 a of the front section 21 of the second lateral headgear element 20.
  • the first end 31 of the forehead strap 30 may be pivotally connected to the lower part 11 a of the front section 11 of the first lateral headgear element 10 and the second end 32 of the forehead strap 30 may be pivotally connected to the lower part 21 a of the front section 21 of the second lateral headgear element 20.
  • the headgear 2 is provided with two overhead straps 40, 40’, each of which being configured to extend across the top of the head 80 of the person wearing the headgear 2.
  • a first overhead strap 40 has a first end 41 connected to the upper part 11 b of the front section 11 of the first lateral headgear element 10 and a second end 42 connected to the upper part 21 b of the front section 21 of the second lateral headgear element 20.
  • a second overhead strap 40’ is located rearwardly of the first overhead strap 40 and has a first end 41 ’ connected to the intermediate section 13 of the first lateral headgear element 10 and a second end 42’ connected to the intermediate section 23 of the second lateral headgear element 20.
  • the headgear 2 may be provided with only one overhead strap.
  • the first and second pivotal mounting mechanisms 60a, 60b may be so designed that there is only one predetermined and fixed position for each one of the first and second pivot joints 61 a, 61 b on the upper part 11 b, 21 b of the front section 11 , 21 of the associated lateral headgear element 10, 20.
  • the first and second pivotal mounting mechanisms 60a, 60b are so designed that each one of the first and second pivot joints 61 a, 61 b may be set in different positions on the upper part 11 b, 21 b of the front section 11 , 21 of the associated lateral headgear element 10, 20.
  • Adjustable pivotal mounting mechanisms 60a, 60b of the illustrated type designed for use with welding helmets are previously known per se.
  • a first slide rail 17 is provided on the upper part 11 b of the front section 1 1 of the first lateral headgear element 10 and extends in a longitudinal direction of this upper part 11 b, wherein the first pivotal mounting mechanism 60a comprises a slide member 62a that is mounted to and moveable along the first slide rail 17.
  • a second slide rail 27 is provided on the upper part 21 b of the front section 21 of the second lateral headgear element 20 and extends in a longitudinal direction of this upper part 21 b, wherein the second pivotal mounting mechanism 60b comprises a slide member 62b that is mounted to and moveable along the second slide rail 27.
  • the first pivot joint 61 a is movable together with the first slide member 62a and this slide member 62a is lockable to the first slide rail 17 in different positions along the first slide rail 17 to thereby allow an adjustment of the position of the first pivot joint 61 a in relation to the first lateral headgear element 10.
  • the second pivot joint 61 b is movable together with the second slide member 62b and this slide member 62b is lockable to the second slide rail 27 in different positions along the second slide rail 27 to thereby allow an adjustment of the position of the second pivot joint 61 b in relation to the second lateral headgear element 20.
  • the first slide rail 17 extends along at least a part of the above-mentioned first overhang 15 and the second slide rail 27 extends along at least a part of the above-mentioned second overhang 25.
  • the forehead strap 30 is located below an imaginary reference plane RP (see Figs 4 and 5) that contains a longitudinal centre axis of the first slide rail 17 and a longitudinal centre axis of the second slide rail 27.
  • each slide rail 17, 27 is provided with a plurality of position adjustment recesses 64 distributed in the longitudinal direction of the slide rail, and each slide member 62a, 62b is provided with a stop element (not shown) that is configured to be selectively received in one of the position adjustment recesses 64 of the associated slide rail 17, 27 in order to lock the slide member 62a, 62b in a selected position along the slide rail.
  • the stop element is disengaged from the adjustment recess 64 by operation of a button 65 on the slide member 62a, 62b in order to allow the stop element to be moved into locking engagement with another one of the adjustment recesses 64 on the slide rail 17, 27 after a movement of the slide member 62a, 62b to a new position along the slide rail.
  • the welding helmet 3 comprises a first lateral wall 71 that is configured to be positioned on the left side of the head 80 of the person wearing the headgear 2 when the welding helmet 3 is in the lowered working position and an opposite second lateral wall 72 that is configured to be positioned on the right side of the head of the person wearing the headgear 2 when the welding helmet 3 is in the lowered working position.
  • the welding helmet 3 further comprises an upper wall 75 that is located between the first and second lateral walls 71 , 72 above the viewing window 4 and configured to protect the forehand and an upper part of the head 80 of the person wearing the headgear 2 when the welding helmet 3 is in the lowered working position.
  • the welding helmet 3 comprises a lower wall 76 that is located between the first and second lateral walls 71 , 72 below the viewing window 4 and configured to protect the lower part of the face and at least a part of the front of the neck of the person wearing the headgear 2 when the welding helmet 3 is in the lowered working position.
  • the first lateral wall 71 is pivotally connected to the upper part 11 b of the front section 11 of the first lateral headgear element 10 through the first pivotal mounting mechanism 60a
  • the second lateral wall 72 is pivotally connected to the upper part 21 b of the front section 21 of the second lateral headgear element 20 through the second pivotal mounting mechanism 60b.
  • Each one of the first and second pivotal mounting mechanisms 60a, 60b comprises a shaft 66 that is fixed to the slide member 62a, 62b of the pivotal mounting mechanism and that extends through an aperture 77 in the associated lateral wall 71 , 72 of the welding helmet.
  • the lateral walls 71 , 72 are fixed to the associated pivotal mounting mechanisms 60a, 60b by means of knobs 67 that are in threaded engagement with the shafts 66 of the pivotal mounting mechanisms 60a, 60b.
  • a washer 68 is interposed between each knob 67 and the outer surface of the adjacent lateral wall 71 , 72.
  • the pivotal mounting mechanisms 60a, 60b may of course also have any other suitable design.
  • the first lateral wall 71 has a wall section 73 that is configured to be located below the pivot axis 5 and forwardly of the left ear 81 of the person wearing the headgear 2 when the welding helmet 3 is in the lowered working position, wherein this wall section 73 bulges inwards as seen in a lateral view in a direction along the pivot axis 5 to thereby create increased space between the first lateral wall 71 and the left ear 81 of the person wearing the headgear 2 when the welding helmet 3 is in the lowered working position, as illustrated in Fig 1.
  • the second lateral wall 72 has a wall section 74 that is configured to be located below the pivot axis 5 and forwardly of the right ear 82 of the person wearing the headgear 2 when the welding helmet 3 is in the lowered working position, wherein this wall section 74 bulges inwards as seen in a lateral view in a direction along the pivot axis 5 to thereby create increased space between the second lateral wall 72 and the right ear 82 of the person wearing the headgear 2 when the welding helmet 3 is in the lowered working position, as illustrated in Fig 2.
  • each one of the above- mentioned wall sections 73, 74 is concave as seen in a lateral view in a direction along the pivot axis 5.
  • first and second pivotal mounting mechanisms 60a, 60b are moved upward and forward on the head 80 of the person wearing the headgear 2 as compared to previously known welding helmet headgears of conventional design, which makes it possible to leave sufficient free space at the regions around the ears 81 , 82 of the person wearing the headgear 2 to get room for separate hearing protection earmuffs 6 of conventional design on the head 80 of the person wearing the headgear, as illustrated in Figs 3a and 3b.
  • the concave shape of the above-mentioned wall sections 73, 74 of the lateral walls 71 , 72 of the welding helmet 3 is adapted to the size of hearing protection earmuffs 6 of conventional design, such that the lateral walls 71 , 72 are prevented from interfering with hearing protection earmuffs

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  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Helmets And Other Head Coverings (AREA)

Abstract

La présente invention concerne un dispositif de protection comprenant un casque de soudage monté de façon pivotante sur un casque (2) par l'intermédiaire de mécanismes de montage pivotants (60a, 60b). Le casque comprend deux éléments de casque latéraux opposés (10, 20) dotés d'une section avant respective située vers l'avant et à une position plus élevée que l'oreille adjacente de la personne portant le casque. Une sangle de front (30) du casque (2) a ses extrémités (31, 32) reliées à la section avant d'un élément respectif des éléments de casque latéraux (10, 20) au niveau d'un point de liaison (14, 24) sur une partie inférieure (11a, 21a) de la section avant de l'élément de casque latéral. Chaque mécanisme de montage pivotant (60a, 60b) est fixé à une partie supérieure (11b, 21b) de la section avant d'un élément respectif des éléments de casque latéraux (10, 20) situé verticalement au-dessus de la partie inférieure (11a, 21a) de la section avant de l'élément de casque latéral.
PCT/EP2024/060654 2023-04-20 2024-04-19 Dispositif de protection pour protéger l'avant de la tête d'un soudeur Pending WO2024218266A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE2350473 2023-04-20
SE2350473-1 2023-04-20

Publications (1)

Publication Number Publication Date
WO2024218266A1 true WO2024218266A1 (fr) 2024-10-24

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PCT/EP2024/060654 Pending WO2024218266A1 (fr) 2023-04-20 2024-04-19 Dispositif de protection pour protéger l'avant de la tête d'un soudeur

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4117554A (en) * 1977-05-17 1978-10-03 Arthur J. Planchard Protective hard hat and welder's hood
US20110113537A1 (en) * 2009-11-18 2011-05-19 Young-Hua Peng Multifunction safety mask with earmuffs clip
EP2526800A2 (fr) * 2011-05-23 2012-11-28 Honeywell International Inc. Casque pourvu d'un berceau occipital tamponné à ressort
US8875318B2 (en) 2010-12-13 2014-11-04 Otos Wing Co., Ltd. Head band
US10098403B2 (en) 2014-06-16 2018-10-16 Illinois Tool Works Inc. Headgear for protective headwear
US10401651B2 (en) 2016-03-03 2019-09-03 Optrel Holding AG Protection device

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4117554A (en) * 1977-05-17 1978-10-03 Arthur J. Planchard Protective hard hat and welder's hood
US20110113537A1 (en) * 2009-11-18 2011-05-19 Young-Hua Peng Multifunction safety mask with earmuffs clip
US8875318B2 (en) 2010-12-13 2014-11-04 Otos Wing Co., Ltd. Head band
EP2526800A2 (fr) * 2011-05-23 2012-11-28 Honeywell International Inc. Casque pourvu d'un berceau occipital tamponné à ressort
US10098403B2 (en) 2014-06-16 2018-10-16 Illinois Tool Works Inc. Headgear for protective headwear
US20190191809A1 (en) * 2014-06-16 2019-06-27 Illinois Tool Works, Inc. Headgear for protective headwear
US10401651B2 (en) 2016-03-03 2019-09-03 Optrel Holding AG Protection device

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