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WO2007036493A2 - Ampoule et procede de fabrication associe - Google Patents

Ampoule et procede de fabrication associe Download PDF

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Publication number
WO2007036493A2
WO2007036493A2 PCT/EP2006/066661 EP2006066661W WO2007036493A2 WO 2007036493 A2 WO2007036493 A2 WO 2007036493A2 EP 2006066661 W EP2006066661 W EP 2006066661W WO 2007036493 A2 WO2007036493 A2 WO 2007036493A2
Authority
WO
WIPO (PCT)
Prior art keywords
lamp
sections
tube
longitudinal
filament
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.)
Ceased
Application number
PCT/EP2006/066661
Other languages
German (de)
English (en)
Other versions
WO2007036493A3 (fr
Inventor
Rupert Goihl
Roland Stark
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.)
Osram GmbH
Original Assignee
Patent Treuhand Gesellschaft fuer Elektrische Gluehlampen mbH
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 Patent Treuhand Gesellschaft fuer Elektrische Gluehlampen mbH filed Critical Patent Treuhand Gesellschaft fuer Elektrische Gluehlampen mbH
Priority to DE112006002335T priority Critical patent/DE112006002335A5/de
Publication of WO2007036493A2 publication Critical patent/WO2007036493A2/fr
Anticipated expiration legal-status Critical
Publication of WO2007036493A3 publication Critical patent/WO2007036493A3/fr
Ceased legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/28—Envelopes; Vessels
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/02—Incandescent bodies
    • H01K1/14—Incandescent bodies characterised by the shape
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/18—Mountings or supports for the incandescent body
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/28—Envelopes; Vessels
    • H01K1/32—Envelopes; Vessels provided with coatings on the walls; Vessels or coatings thereon characterised by the material thereof
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/40—Leading-in conductors
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/42—Means forming part of the lamp for the purpose of providing electrical connection, or support for, the lamp
    • H01K1/44—Means forming part of the lamp for the purpose of providing electrical connection, or support for, the lamp directly applied to, or forming part of, the vessel

Definitions

  • DE 296 20 098 U1 discloses a halogen incandescent lamp in which a luminous element in the form of an incandescent filament is accommodated in a lamp vessel.
  • the lamp vessel is sealed einsei ⁇ tig with a pinch seal through which a current supply system is passed to the filament. Since the glass of the pinched seal has a substantially lower thermal expansion coefficient than that for the supply of being arrange inside the lamp vessel ⁇ th filament provided with electrical power supply leads, find thin molybdenum foils with sufficient ductility use, despite the different thermal expansion coefficients of glass and molybdenum, a gas-tight electrical Enable power supply ⁇ .
  • the glass is heated at the end of the lamp vessel and, for example, squeezed by means of crimping jaws with the current feedthrough system gas-tight to a pinch seal, and rinsed by the lamp envelope inner ⁇ space flushed through the exhaust pipe and filled with a halogen-containing filling gas.
  • the pump tube is melted, so that the lamp vessel is sealed gas-tight.
  • a reflection coating on the lamp vessel in order to achieve a directional radiation characteristic of the lamp.
  • a metal coating for example of aluminum, or an interference filter coating which is applied inside or outside on the lamp vessel can be used.
  • the invention has for its object to provide a lamp ⁇ as a method for producing such a lamp, in which compared to conventional solutions, the formation of an arc with improved helical ⁇ positioning is avoided in the lamp vessel.
  • Lamp in particular provided for the medium or high voltage range halogen incandescent lamp, with a lamp vessel in which at least one luminous body is received at least two light ⁇ body limbs, characterized in that the lamp vessel is a curved lamp tube having two interconnected via a curved portion longitudinal tube sections , each at least partially engage a luminous ⁇ body leg at a distance ⁇ ;
  • the lamp according to the invention in particular a halogen incandescent lamp provided for the medium or high-voltage range, has a lamp vessel in which at least one luminous element is accommodated with at least two luminous element limbs.
  • the lamp vessel is bent having a lamp tube, the two via a bending portion with ⁇ interconnected longitudinal tube sections, each ⁇ se spaced encompass wells a luminous element limbs at least ab Songswei ⁇ .
  • the longitudinal pipe sections are substantially cylindrical. This allows easy manufacture of the lamp vessel is made possible because the longitudinal pipe sections are det gebil ⁇ substantially from the raw material of the lamp tube. Furthermore allow the cylindrical longitudinal tube sections a homogeneous reflection of the IR radiation to the luminous element limbs of the luminous element, so that the thermal behavior of the luminous body further optimized and the incandescent lamp is more energy efficient to ben ⁇ Operator Op.
  • Luminous body axially arranged in the longitudinal tube sections.
  • the Luminous body legs in the longitudinal pipe sections substantially along the respective longitudinal axis of the longitudinal pipe sections. Due to the central Wendelpo ⁇ tion to the lamp wall, the efficiency of the heat reflection on the luminous body can be further improved.
  • the longitudinal tube sections by a connecting mass, insbeson ⁇ putty particular via an adhesive, etc., or via a connecting member, such as a piece of glass of the connected with one another.
  • the filament is according to a particularly preferred variant, an approximately U-shaped bent filament, on the legs of each one or two filament sections are also. ⁇ det.
  • the curvature portion of the lamp tube in one embodiment of the invention incorporated into the curvature portion of the lamp tube in one embodiment of the invention twisted at least partially squeezed.
  • the pinch is production-technically simple form, for example, by heating the glass on Verfor ⁇ mung temperature and crushing by means of a pair of pliers.
  • the light-emitting body is by at least one Garnoppe in lamps ⁇ pipe fixed in position.
  • the holding nub is preferably formed by a wall region of the lamp vessel that is deformed inwards and fused with at least one connecting part of the helix.
  • the connecting part of the helix can be designed, for example, as uncoiled or slightly twisted.
  • Figure 1 is a front view of a lamp according to the invention according to a first embodiment with pinching of the connecting part of the filament;
  • Figure 2 is a side view of the lamp of Figure 1;
  • Figure 3 is a front view of a lamp according to the invention according to a second embodiment with a reduced lamp tube diameter
  • Figure 4 is a front view of a lamp according to the invention according to a third embodiment with Quetschnoppentechnik;
  • Figure 5 is a side view of the lamp of Figure 4.
  • Figure 6 is a front view of a LAM invention pe according to an embodiment with Stiftso ⁇ ckel;
  • Figure 7 is a front view of a lamp according to the invention according to an embodiment with pinch ⁇ noppentechnik and four spiral sections;
  • Figure 8 is a side view of the lamp of Figure 7;
  • Figure 9 is a front view of a lamp according to the invention according to an embodiment with a fo ⁇ lienartigen connection part of the filament;
  • Figure 10 is a side view of the lamp of Figure 9;
  • Figure 11 is a front view of a lamp according to the invention according to an embodiment with a fo ⁇ lienartigen connection part of the filament and subsequent crushing of the curvature part;
  • FIG. 12 shows a side view of the lamp from FIG. 11.
  • FIG. 1 shows a first exemplary embodiment of a halogen incandescent lamp 1 intended for operation with mains voltage, with a lamp vessel 2, in which a luminous element 4 with two luminous element legs 6, 8 is accommodated.
  • the lamp vessel 2 is a bent pipe with two lamp via a bending portion 10 connected to one another longitudinal pipe sections 12, 14, surround each including a luminous element limbs 6, 8 of the luminous body 4 in the Ab ⁇ stand. Due to the spatial separation of the two luminous element limbs 6, 8 no electrical ⁇ rule arcing may occur between them so that an arc discharge is effectively prevented.
  • the distance between the luminous element 4 and the lamp wall 16 can be kept constant in the case of the lamp 1 according to the invention on account of the filament legs 6, 8 accommodated in a longitudinal tube section 12, 14 in each case.
  • the peripheral walls 16 of the longitudinal tube sections 12, 14 with a red radiation in the infra ⁇ wavelength range reflective coating are provided. Thereby, the light emitted from the luminous body 4 in the IR range radiation is largely reflected on this to ⁇ reset, so that less energy supplied from outside must ⁇ to the luminous body 4 to bring the operating temperature.
  • the longitudinal tube sections 12, 14 of the Lamp tube 2 are in accordance with Figure 1 cylindrically ⁇ forms and arranged parallel to each other, so that an approximately U-shaped lamp vessel is formed and a kom ⁇ compact construction of the lamp 1 is achieved.
  • the cylindrical longitudinal tube sections 12, 14 thereby improve the homogeneous reflection of the IR radiation on the luminous element limbs 6, 8 of the luminous element 4, so that the thermal behavior of the luminous element 4 is further optimized and the halogen incandescent lamp 1 can be operated more energy-efficiently.
  • a simple production of the lamp 1 he ⁇ ranges, since the longitudinal pipe sections 12, 14 are formed by the Rohma ⁇ material of the lamp tube 2.
  • the Leuchtkör ⁇ per-legs 6, 8 are arranged axially in the longitudinal tube sections 12, 14 of the lamp tube 2 and extend along the respective longitudinal axes of the longitudinal tube sections 12, 14. Due to the exact helical position to the lamp wall 16, the efficiency of heat reflection on the lamp 4 further improved become.
  • the filament 4 is executed according to Figure 1 as an approximately U-shaped bent filament 18, at the filament ⁇ thighs 6, 8 each connected via an uncoiled or slightly coiled connecting part 20 interconnected coil sections 22, 24 are formed.
  • ⁇ squeezed for holding the filament 18 of the bending portion 10 of the lamp tube 2 ge, in the illustrated embodiment ⁇ squeezed, so that the connecting portion 20 in the Krüm ⁇ mung portion 10 is approximately fixed in position in the center.
  • the Quet ⁇ research can manufacturing technology simply by heating the glass to the deformation temperature and squeezing with- means of pliers are trained.
  • the longitudinal tube sections 12, 14 are partially fused together in a connection ⁇ area 26 and form by a pinch seal 28 a common base 30 of the type G9, via which the lamp 1 can be used in a version, not shown.
  • the two luminous element limbs 6, 8 going according to Figure 1, each ⁇ wells in short sections 32, 34 over which act as inner power supply, dipping the end portions into the space formed by the pinch seal 28 socket 30 and each connected to a molybdenum foil 36, 38 are , which are also embedded in the pinch seal 28.
  • the inner power supply lines 32, 34, the connecting part 20 and the helical sections 22, 24 are made in one piece from the same helical wire.
  • the molybdenum foils 36, 38 are in turn connected to approximately U-shaped outer power supply lines 40, 42, the bent-back end portions 44, 46 dive into an off ⁇ latching 48 of the base 30, so that the Ver ⁇ risk of injury is minimized.
  • the load on the lamp tube 2 in the curved section 10 is minimized, thereby enabling a stable lamp construction which enables a long service life even under mechanical loading of the lamp 1.
  • a Be ⁇ tenansicht of the halogen incandescent lamp 1 of Figure 1 the pinch seal is carried out 28 so that the lower one in figure 2 the area with step-shaped plane-parallel surfaces 50, is executed 52, which in edge portions 54 , 56 (see FIG. 1), which project beyond the surfaces 50, 52 on both sides perpendicular to the plane of the drawing in FIG. hen, so that the cross section (not shown) of the pinch seal 28 is approximately double-T-shaped with the widened edge portions 54, 56 and the intermediate, bounded by the plane-parallel surfaces 50, 52 area formed range.
  • a glass piece can be introduced into the base region before the pinch seal 28 is carried out.
  • three transverse ribs 58 are formed on the plane-parallel surfaces 50, 52 of the base 30, which are engageable with spring plates of the socket (not shown) to improve the mounting of the lamp 1 in engagement.
  • the longitudinal pipe sections 12, 14 via a Jerusalem artifact ⁇ se, for example via an adhesive or putty mitein ⁇ other connected. Furthermore, the longitudinal pipe sections 12, 14 can be inserted into a base part, for example a conventional screwed or bayonet base.
  • FIG. 3 shows a halogen incandescent lamp 60 with a smaller lamp tube diameter than the exemplary embodiment according to FIGS. 1 and 2, in which the pinch seal 28 is designed so that the widened edge sections 54, 56 end above the connecting region 26 of the two longitudinal tube sections 12, 14 , This is more in this area glass material to perform the fusion zone of the longitudinal tube sections 12, 14 are avail ⁇ .
  • the end sections 44, 46 of the external power supply lines 40, 42 are in this exemplary embodiment in Rieh tion of the base 30 bent in order to avoid a risk of injury.
  • the bulb an embodiment of a halogen ⁇ shows 62 gefixierter in pinch technology in the lamp tube 2 Ia- filament 18, are in this variant holding knobs 64, 66 by a respective, inwardly towards the connecting portion 20. deformed and ver with this ⁇ molten wall portion 68 of the lamp vessel 2 is formed to hold the two luminous body legs 6, 8 in their predetermined relative position to the lamp wall 16 within the longitudinal tube sections 12, 14 of the lamp vessel 2.
  • in the bending portion 10 is of the lamp vessel 2 above the transition of the longitudinal tube sections 12, 14 each have a Haltenoppe 64, is introduced 66 which extends in the depicting ⁇ Figure 4 lung according parallel to the plane to the center of the pipe cross-section of the bending portion 10 extend.
  • Figure 5 which shows a side view of the lamp 62 of Figure 4, the holding knobs 64, 66 respectively accommodatebil ⁇ det with an approximately elliptical cross-section whose longitudinal axis runs transversely to the longitudinal lamp axis ver ⁇ to the deformation of the lamp vessel 2 to a small area to restrict. Due to the holder of the filament 18 in Quetschnoppentechnik the filling of the lamp 62 is considerably facilitated in this variant, since the filament 18 is held by the knobs 64, 66 centered in the lamp tube 2 and the tube cross-section remains largely free for pumping and filling.
  • FIG. 6 shows a halogen incandescent lamp according to the invention, designed as a pin base cell 70, which differs from the embodiment illustrated in FIGS. 4 and 5.
  • a pin base cell 70 which differs from the embodiment illustrated in FIGS. 4 and 5.
  • contact pins 72, 74 formed external power supply lines 76, 78 different ⁇ det.
  • the pin base ⁇ lamp 70 is electrically contacted in a socket, not shown.
  • Figure 7 shows an embodiment of a erfindungsge ⁇ MAESSEN lamp 80 with approximately U-shaped bent filament 82, at the luminous body legs 84, 86 each have two Wen ⁇ delabintroductorye 88, 90 and 92, 94 are formed.
  • the helical sections 88, 90, 92, 94 of the incandescent filament 82 are connected to each other via a respective uncoiled connecting part 96, 98, 100, wherein in each of the longitudinal tube sections 12, 14 a holding tappet 102, 104 is inserted in such a way that it engages with the connecting parts 96 or 98 are fused and the coil 82 thereby zent ⁇ ration in the lamp vessel 2 fix.
  • the holding nubs 102, 104 are each formed with an approximately elliptical cross-section ⁇ whose longitudinal axis is transverse to the lamp longitudinal axis to restrict the deformation of the longitudinal pipe sections 12, 14 to a small area and influencing the Lichtabstrahl characterizing the lamp 80 by the holding nubs 102, 104 decrease.
  • the connecting part 100 is fixed in the curvature section 10 by a pinch, as already explained with reference to FIG.
  • FIG. 8 which shows a side view of the halogen lamp 80 from FIG. 7, the holding nubs 102, 104 are formed and held by a wall region 106 of the lamp vessel 2, which is deformed inwardly toward the connecting part 96, 98 thereby the two filament legs 84, 86 in their predetermined relative position to the lamp wall 16 approximately centrally within the lamp vessel second
  • the variant 110 shown in Figure 9 differs from that shown in Fig. 1 lamp only in that in the bending portion 10, a molybdenum foil runs 108 ⁇ ver. This can be seen particularly well in the associated side ⁇ view, see Fig. 10. Incidentally, like features are provided with the same reference numerals.
  • the molybdenum foil 108 does not connect the two luminous bodies 6, 8, similar to the connecting part 20 in FIG. 1.
  • FIG. 12 shows a side view of the variant from FIG. 11.
  • the He ⁇ invention instead of the one-sided executed holding ⁇ knob 64, 66 (see Figure 4) and 102, 104 (see Figure 7) in pairs two supporting studs diametrically entge ⁇ genrise each other in the wall 16 of the Lamp vessel 2 introduced to the connecting part 20, 98, 100 between ⁇ clamp the two end faces of the holding knobs and thereby fix the luminous element.
  • This napping technology is described in detail, for example, in EP 0 446 460 B1 of the Applicant, so that further embodiments are dispensable.
  • the filament 4 is introduced with power supply system in the present as quartz glass blank lamp tube 2 and slightly biased to prevent sagging.
  • the pinch in the later curve portion 10 or the holding nips 64, 66 are introduced to fix the luminous element 4 in the lamp tube 2.
  • the quartz glass blank is ver ⁇ shaped, that the two parallel longitudinal tube sections 12, 14 are obtained, wherein the luminous body legs 6, 8, 84, 86 extend axially in each case a longitudinal tube section 12, 14.
  • the lamp 1, 62, 70, 80 according to the invention is not limited to the halogen lamps and socket types, but that the invention at differing ⁇ can Chen from the prior art known lamp and socket types can be used.
  • the lamp tube 2 may have any known from the prior art shaping, for example, the longitudinal tube sections 12, 14 may be arranged in a V-shape.
  • the lamp vessel 2 is a curved lamp tube and has two longitudinal tube sections 12, 14 which are connected to one another via a curved section 10 and which wells a luminous element limbs 6, 8 and 84, 86 at ⁇ least in sections surround at a distance so that elekt ⁇ generic arcing that may result in breakage of the lamp 1, 62, 70, 80, comparable due to the spatial separation can be avoided and a defined positioning of the luminous element legs 6, 8, 84, 86 in relation to the Lam ⁇ penwandung 16 is made possible.
  • a lamp 1, 62, 70, 80 with a lamp ⁇ vessel 2, in which at least one luminous body 4 is accommodated with at least two filament legs 6, 8 and 84, 86 and a method for producing such a lamp.
  • the lamp vessel 2 is has a bent lamp tube two a Krümmungsab ⁇ section 10 longitudinal tube sections connected to one another 12, 14, each including a luminous element limbs 6, 8 and 84, 86 at least in sections umgrei ⁇ fen in the distance.

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  • Non-Portable Lighting Devices Or Systems Thereof (AREA)

Abstract

L'invention concerne une ampoule dotée d'un contenant dans lequel est logé au moins un élément lumineux pourvu d'au moins deux montants, ainsi qu'un procédé pour fabriquer une ampoule de ce type. Selon l'invention, le contenant de l'ampoule est un tube incurvé comportant deux sections tubulaires longitudinales reliées par une section courbe, les deux sections tubulaires entourant chacune à une certaine distance et au moins partiellement un montant de l'élément lumineux.
PCT/EP2006/066661 2005-09-27 2006-09-22 Ampoule et procede de fabrication associe Ceased WO2007036493A2 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE112006002335T DE112006002335A5 (de) 2005-09-27 2006-09-22 Lampe und Verfahren zur Herstellung einer derartigen Lampe

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE200510046204 DE102005046204A1 (de) 2005-09-27 2005-09-27 Lampe und Verfahren zur Herstellung einer derartigen Lampe
DE102005046204.9 2005-09-27

Publications (2)

Publication Number Publication Date
WO2007036493A2 true WO2007036493A2 (fr) 2007-04-05
WO2007036493A3 WO2007036493A3 (fr) 2008-05-29

Family

ID=37832649

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2006/066661 Ceased WO2007036493A2 (fr) 2005-09-27 2006-09-22 Ampoule et procede de fabrication associe

Country Status (2)

Country Link
DE (2) DE102005046204A1 (fr)
WO (1) WO2007036493A2 (fr)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008050253A3 (fr) * 2006-10-24 2008-06-19 Philips Intellectual Property Lampe électrique à incandescence comprenant un réseau de filaments et un revêtement anti-infrarouge
EP2081215A1 (fr) * 2008-01-17 2009-07-22 Flowil International Lighting (HOLDING) B.V. Capsule d'alignement de filament pour lampe électrique
GB2461628A (en) * 2008-07-08 2010-01-13 Osram Gmbh Halogen incandescent lamp
EP1739725A3 (fr) * 2005-04-25 2011-02-23 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Lampe à incandescence à halogène et son procédé de fabrication
CN103050372A (zh) * 2012-12-24 2013-04-17 生迪光电科技股份有限公司 便于加工的灯珠
JP2016535421A (ja) * 2013-09-13 2016-11-10 コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． 耐振性自動車前方照明ランプ

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1122747A (en) * 1966-08-04 1968-08-07 British Lighting Ind Ltd A tungsten halogen lamp
HU208195B (en) * 1989-12-21 1993-08-30 Tungsram Reszvenytarsasag Linner conductor for halogen-filled incandescent lamp having bent lamp screen
DE60028321T2 (de) * 1999-05-18 2006-12-28 Koninklijke Philips Electronics N.V. Elektrische glühlampe
DE10236549A1 (de) * 2002-08-08 2004-03-04 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Elektrische Glühlampe

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1739725A3 (fr) * 2005-04-25 2011-02-23 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Lampe à incandescence à halogène et son procédé de fabrication
WO2008050253A3 (fr) * 2006-10-24 2008-06-19 Philips Intellectual Property Lampe électrique à incandescence comprenant un réseau de filaments et un revêtement anti-infrarouge
EP2081215A1 (fr) * 2008-01-17 2009-07-22 Flowil International Lighting (HOLDING) B.V. Capsule d'alignement de filament pour lampe électrique
GB2461628A (en) * 2008-07-08 2010-01-13 Osram Gmbh Halogen incandescent lamp
CN103050372A (zh) * 2012-12-24 2013-04-17 生迪光电科技股份有限公司 便于加工的灯珠
JP2016535421A (ja) * 2013-09-13 2016-11-10 コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． 耐振性自動車前方照明ランプ

Also Published As

Publication number Publication date
DE102005046204A1 (de) 2007-03-29
DE112006002335A5 (de) 2008-08-07
WO2007036493A3 (fr) 2008-05-29

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