GB8807764D0 - Improvements in/relating to detection apparatus - Google Patents
Improvements in/relating to detection apparatusInfo
- Publication number
- GB8807764D0 GB8807764D0 GB888807764A GB8807764A GB8807764D0 GB 8807764 D0 GB8807764 D0 GB 8807764D0 GB 888807764 A GB888807764 A GB 888807764A GB 8807764 A GB8807764 A GB 8807764A GB 8807764 D0 GB8807764 D0 GB 8807764D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- relating
- detection apparatus
- detection
- 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.)
- Granted
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
- F16P3/144—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 light grids
-
- 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
- F16P3/141—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 sound propagation, e.g. sonar
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/16—Actuation by interference with mechanical vibrations in air or other fluid
- G08B13/1609—Actuation by interference with mechanical vibrations in air or other fluid using active vibration detection systems
- G08B13/1618—Actuation by interference with mechanical vibrations in air or other fluid using active vibration detection systems using ultrasonic detection means
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Burglar Alarm Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB878708167A GB8708167D0 (en) | 1987-04-06 | 1987-04-06 | Detection apparatus |
Publications (3)
Publication Number | Publication Date |
---|---|
GB8807764D0 true GB8807764D0 (en) | 1988-05-05 |
GB2203239A GB2203239A (en) | 1988-10-12 |
GB2203239B GB2203239B (en) | 1991-10-23 |
Family
ID=10615308
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB878708167A Pending GB8708167D0 (en) | 1987-04-06 | 1987-04-06 | Detection apparatus |
GB8807764A Expired - Lifetime GB2203239B (en) | 1987-04-06 | 1988-03-31 | Improvements in or relating to detection apparatus |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB878708167A Pending GB8708167D0 (en) | 1987-04-06 | 1987-04-06 | Detection apparatus |
Country Status (1)
Country | Link |
---|---|
GB (2) | GB8708167D0 (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB8828896D0 (en) * | 1988-12-10 | 1989-01-18 | Higgs R R | Anti-tamper device |
DE59207237D1 (en) * | 1991-09-19 | 1996-10-31 | Rieter Ag Maschf | Safety device on a mobile machine part of a textile machine |
US5393973A (en) * | 1993-12-16 | 1995-02-28 | Scientific Technologies Incorporated | Optical sensing arrays employing misaligned squinted optical axes compared to aligned axes |
DE19520890A1 (en) * | 1995-06-08 | 1996-12-12 | Abb Patent Gmbh | Arrangement for detecting the direction of movement of people |
DE69912110T2 (en) * | 1999-07-16 | 2004-07-08 | Spinner, Hermann, Dr. | Sorting machine for fiber materials such as cotton with a device for detecting foreign substances |
ITTO20010587A1 (en) * | 2001-06-18 | 2002-12-18 | Giuseppe Mallarino | BARRIER DETECTOR DEVICE. |
JP4352167B2 (en) * | 2003-09-25 | 2009-10-28 | オプテックス株式会社 | Infrared detection sensor |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1987004259A1 (en) * | 1986-01-13 | 1987-07-16 | Data Instruments Inc. | Intrusion detection system for operating industrial machines |
-
1987
- 1987-04-06 GB GB878708167A patent/GB8708167D0/en active Pending
-
1988
- 1988-03-31 GB GB8807764A patent/GB2203239B/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
GB8708167D0 (en) | 1987-05-13 |
GB2203239A (en) | 1988-10-12 |
GB2203239B (en) | 1991-10-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
732E | Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977) | ||
PE20 | Patent expired after termination of 20 years |
Expiry date: 20080330 |