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GB2207999B - Safety systems - Google Patents

Safety systems

Info

Publication number
GB2207999B
GB2207999B GB8719136A GB8719136A GB2207999B GB 2207999 B GB2207999 B GB 2207999B GB 8719136 A GB8719136 A GB 8719136A GB 8719136 A GB8719136 A GB 8719136A GB 2207999 B GB2207999 B GB 2207999B
Authority
GB
United Kingdom
Prior art keywords
safety systems
safety
systems
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.)
Expired - Fee Related
Application number
GB8719136A
Other versions
GB2207999A (en
GB8719136D0 (en
Inventor
Terence Christopher Platt
Reginald Kenneth Payne
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.)
Memco Med Ltd
Memco Ltd
Original Assignee
Memco Med Ltd
Memco Ltd
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 Memco Med Ltd, Memco Ltd filed Critical Memco Med Ltd
Priority to GB8719136A priority Critical patent/GB2207999B/en
Publication of GB8719136D0 publication Critical patent/GB8719136D0/en
Publication of GB2207999A publication Critical patent/GB2207999A/en
Application granted granted Critical
Publication of GB2207999B publication Critical patent/GB2207999B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16P—SAFETY DEVICES IN GENERAL; SAFETY DEVICES FOR PRESSES
    • F16P3/00—Safety devices acting in conjunction with the control or operation of a machine; Control arrangements requiring the simultaneous use of two or more parts of the body
    • F16P3/12—Safety devices acting in conjunction with the control or operation of a machine; Control arrangements requiring the simultaneous use of two or more parts of the body with means, e.g. feelers, which in case of the presence of a body part of a person in or near the danger zone influence the control or operation of the machine
    • F16P3/14—Safety devices acting in conjunction with the control or operation of a machine; Control arrangements requiring the simultaneous use of two or more parts of the body with means, e.g. feelers, which in case of the presence of a body part of a person in or near the danger zone influence the control or operation of the machine the means being photocells or other devices sensitive without mechanical contact
    • F16P3/142—Safety devices acting in conjunction with the control or operation of a machine; Control arrangements requiring the simultaneous use of two or more parts of the body with means, e.g. feelers, which in case of the presence of a body part of a person in or near the danger zone influence the control or operation of the machine the means being photocells or other devices sensitive without mechanical contact using image capturing devices
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/18—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength
    • G08B13/181—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using active radiation detection systems
    • G08B13/183—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using active radiation detection systems by interruption of a radiation beam or barrier
    • G08B13/184—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using active radiation detection systems by interruption of a radiation beam or barrier using radiation reflectors

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics And Detection Of Objects (AREA)
GB8719136A 1987-08-13 1987-08-13 Safety systems Expired - Fee Related GB2207999B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8719136A GB2207999B (en) 1987-08-13 1987-08-13 Safety systems

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8719136A GB2207999B (en) 1987-08-13 1987-08-13 Safety systems

Publications (3)

Publication Number Publication Date
GB8719136D0 GB8719136D0 (en) 1987-09-23
GB2207999A GB2207999A (en) 1989-02-15
GB2207999B true GB2207999B (en) 1992-04-22

Family

ID=10622228

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8719136A Expired - Fee Related GB2207999B (en) 1987-08-13 1987-08-13 Safety systems

Country Status (1)

Country Link
GB (1) GB2207999B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9113556D0 (en) 1991-06-21 1991-08-14 Memco Med Ltd Laser light transmitter and proximity detector
GB2361988B (en) 2000-05-05 2004-03-03 Avimo Ltd Illumination system
DE10360789B4 (en) * 2003-12-23 2007-03-15 Leuze Lumiflex Gmbh + Co. Kg Device for monitoring a detection area on a work equipment
US20050207616A1 (en) * 2004-03-17 2005-09-22 The Chamberlain Group, Inc. Movable barrier operator with an obstacle detector
GB0416583D0 (en) 2004-07-23 2004-08-25 Rwl Consultants Ltd Access monitoring apparatus
DE202006008112U1 (en) * 2006-05-20 2006-08-10 Sick Ag Optoelectronic protection device e.g. for monitoring hazardous area, has lighting equipment housing shaped for minimal jutting into entrance aperture
DE102008003585A1 (en) * 2007-06-15 2008-12-18 Robert Bosch Gmbh Machine tool monitoring device
CN101678519B (en) * 2007-06-15 2014-10-29 罗伯特.博世有限公司 Machine tool monitoring device and tool containing monitoring device
FR2949895B1 (en) * 2009-09-08 2012-04-20 Bernard Taillade SYSTEM FOR DETECTION OF PASSAGE OR INTRUSION.

Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1354456A (en) * 1973-01-20 1974-06-05 Automatic Switch Co Acoustical sensing systems
GB1436953A (en) * 1972-09-26 1976-05-26 Sick Erwin Light barrier screen
US3987428A (en) * 1975-06-16 1976-10-19 The Raymond Lee Organization, Inc. Optical laser security system
GB1455713A (en) * 1972-11-20 1976-11-17 Innovation Ind Inc Optically-coupled sensing system
GB1526987A (en) * 1975-11-11 1978-10-04 Sick Optik Elektronik Erwin Rotary beam light curtain
GB2034024A (en) * 1978-08-25 1980-05-29 Datalogic Spa Photoelectric barrier
EP0021163A1 (en) * 1979-06-09 1981-01-07 Firma Carl Zeiss Plane intrusion security system
WO1982002787A1 (en) * 1981-02-10 1982-08-19 Gray John E Photoelectric obstruction detector for elevator doorways
EP0097139A2 (en) * 1982-06-15 1983-12-28 Besam Aktiebolag Apparatus for photoelectric detection of objects
GB2166576A (en) * 1984-10-05 1986-05-08 Elevator Gmbh Procedure and means for watching over the area in front of a lift door
GB2166831A (en) * 1984-11-06 1986-05-14 L C Automation Limited Infra-red guard
EP0220361A2 (en) * 1985-08-28 1987-05-06 Telenot Electronic GmbH Surface protection

Patent Citations (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1436953A (en) * 1972-09-26 1976-05-26 Sick Erwin Light barrier screen
GB1455713A (en) * 1972-11-20 1976-11-17 Innovation Ind Inc Optically-coupled sensing system
GB1354456A (en) * 1973-01-20 1974-06-05 Automatic Switch Co Acoustical sensing systems
US3987428A (en) * 1975-06-16 1976-10-19 The Raymond Lee Organization, Inc. Optical laser security system
GB1526987A (en) * 1975-11-11 1978-10-04 Sick Optik Elektronik Erwin Rotary beam light curtain
GB2034024A (en) * 1978-08-25 1980-05-29 Datalogic Spa Photoelectric barrier
EP0021163A1 (en) * 1979-06-09 1981-01-07 Firma Carl Zeiss Plane intrusion security system
US4384280A (en) * 1979-06-09 1983-05-17 Gunter Haag Anti-entry device for surfaces
WO1982002787A1 (en) * 1981-02-10 1982-08-19 Gray John E Photoelectric obstruction detector for elevator doorways
EP0097139A2 (en) * 1982-06-15 1983-12-28 Besam Aktiebolag Apparatus for photoelectric detection of objects
GB2166576A (en) * 1984-10-05 1986-05-08 Elevator Gmbh Procedure and means for watching over the area in front of a lift door
GB2166831A (en) * 1984-11-06 1986-05-14 L C Automation Limited Infra-red guard
EP0220361A2 (en) * 1985-08-28 1987-05-06 Telenot Electronic GmbH Surface protection
US4742337A (en) * 1985-08-28 1988-05-03 Telenot Electronic Gmbh Light-curtain area security system

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
EP A1 0021163 and US4384280 are equivalent *
Note: EP A2 0220361 and US 4742337 are equivalent *

Also Published As

Publication number Publication date
GB2207999A (en) 1989-02-15
GB8719136D0 (en) 1987-09-23

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19950813