GB2046971B - Security glazing units and signalling systems incorporating them - Google Patents
Security glazing units and signalling systems incorporating themInfo
- Publication number
- GB2046971B GB2046971B GB8005593A GB8005593A GB2046971B GB 2046971 B GB2046971 B GB 2046971B GB 8005593 A GB8005593 A GB 8005593A GB 8005593 A GB8005593 A GB 8005593A GB 2046971 B GB2046971 B GB 2046971B
- Authority
- GB
- United Kingdom
- Prior art keywords
- systems incorporating
- glazing units
- signalling systems
- security glazing
- security
- 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
Links
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/02—Mechanical actuation
- G08B13/12—Mechanical actuation by the breaking or disturbance of stretched cords or wires
- G08B13/126—Mechanical actuation by the breaking or disturbance of stretched cords or wires for a housing, e.g. a box, a safe, or a room
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/02—Mechanical actuation
- G08B13/04—Mechanical actuation by breaking of glass
-
- 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
- G08B13/186—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 light guides, e.g. optical fibres
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Burglar Alarm Systems (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8005593A GB2046971B (en) | 1979-03-07 | 1980-02-19 | Security glazing units and signalling systems incorporating them |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB7908047 | 1979-03-07 | ||
GB8005593A GB2046971B (en) | 1979-03-07 | 1980-02-19 | Security glazing units and signalling systems incorporating them |
Publications (2)
Publication Number | Publication Date |
---|---|
GB2046971A GB2046971A (en) | 1980-11-19 |
GB2046971B true GB2046971B (en) | 1982-12-08 |
Family
ID=26270829
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB8005593A Expired GB2046971B (en) | 1979-03-07 | 1980-02-19 | Security glazing units and signalling systems incorporating them |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2046971B (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109493552A (en) * | 2018-10-20 | 2019-03-19 | 马成良 | A kind of safety alarm system and its working method |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4367460A (en) * | 1979-10-17 | 1983-01-04 | Henri Hodara | Intrusion sensor using optic fiber |
AU550274B2 (en) * | 1981-09-18 | 1986-03-13 | Honda Giken Kogyo Kabushiki Kaisha | Theftproof device |
US4538527A (en) * | 1981-10-09 | 1985-09-03 | Pilkington P.E. Limited | Security system |
IL78728A (en) * | 1986-05-08 | 1990-07-12 | Magal Security Systems Ltd | Security fence |
IL78856A (en) * | 1986-05-20 | 1990-07-12 | Magal Security Systems Ltd | Sensor for a security fence |
IL79582A0 (en) * | 1986-07-31 | 1986-10-31 | Charles Moss | Construction material with embedded optical fiber |
DE3637989A1 (en) * | 1986-11-07 | 1988-05-19 | Flachglas Ag | ALARM GLASS PANEL FOR A WINDOW OR THE LIKE |
US5049855A (en) * | 1989-10-24 | 1991-09-17 | Slemon Charles S | Security screen system |
DE102011003073B4 (en) * | 2011-01-24 | 2013-05-02 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Security system for detecting a break-in attempt on a safety glazing |
-
1980
- 1980-02-19 GB GB8005593A patent/GB2046971B/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109493552A (en) * | 2018-10-20 | 2019-03-19 | 马成良 | A kind of safety alarm system and its working method |
Also Published As
Publication number | Publication date |
---|---|
GB2046971A (en) | 1980-11-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |