GB9508730D0 - Piezo electric detection system for security devices - Google Patents
Piezo electric detection system for security devicesInfo
- Publication number
- GB9508730D0 GB9508730D0 GBGB9508730.0A GB9508730A GB9508730D0 GB 9508730 D0 GB9508730 D0 GB 9508730D0 GB 9508730 A GB9508730 A GB 9508730A GB 9508730 D0 GB9508730 D0 GB 9508730D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- detection system
- security devices
- piezo electric
- electric detection
- piezo
- 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
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/02—Mechanical actuation
- G08B13/08—Mechanical actuation by opening, e.g. of door, of window, of drawer, of shutter, of curtain, of blind
-
- 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
- G08B13/1654—Actuation by interference with mechanical vibrations in air or other fluid using passive vibration detection systems
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Burglar Alarm Systems (AREA)
- Alarm Systems (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9508730A GB2300263B (en) | 1995-04-28 | 1995-04-28 | Piezo electric detection system for security devices |
CZ961240A CZ124096A3 (en) | 1995-04-28 | 1996-04-29 | Piezoelectric detection system for a safety device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9508730A GB2300263B (en) | 1995-04-28 | 1995-04-28 | Piezo electric detection system for security devices |
Publications (3)
Publication Number | Publication Date |
---|---|
GB9508730D0 true GB9508730D0 (en) | 1995-06-14 |
GB2300263A GB2300263A (en) | 1996-10-30 |
GB2300263B GB2300263B (en) | 1999-10-27 |
Family
ID=10773730
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9508730A Expired - Fee Related GB2300263B (en) | 1995-04-28 | 1995-04-28 | Piezo electric detection system for security devices |
Country Status (2)
Country | Link |
---|---|
CZ (1) | CZ124096A3 (en) |
GB (1) | GB2300263B (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7122944B2 (en) * | 2004-01-16 | 2006-10-17 | Tangidyne Corporation | Signal generation system and method for generating signals |
CN105840066B (en) * | 2016-05-26 | 2017-07-11 | 常州大智光电有限公司 | A kind of safe antitheft door |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3618062A (en) * | 1969-04-02 | 1971-11-02 | American District Telegraph Co | Vault protection system |
CH594943A5 (en) * | 1976-09-09 | 1978-01-31 | Spirig Ernst | |
GB8607877D0 (en) * | 1986-04-01 | 1986-05-08 | Wild G | Vibration sensor unit |
GB8819487D0 (en) * | 1988-08-16 | 1988-09-21 | Pennwalt Piezo Film Ltd | Sensing breakage of glass |
GB2271873B (en) * | 1992-09-03 | 1997-02-26 | Josef Petr Prokopius | Electronic burglar alarm system |
-
1995
- 1995-04-28 GB GB9508730A patent/GB2300263B/en not_active Expired - Fee Related
-
1996
- 1996-04-29 CZ CZ961240A patent/CZ124096A3/en unknown
Also Published As
Publication number | Publication date |
---|---|
GB2300263A (en) | 1996-10-30 |
CZ124096A3 (en) | 1996-11-13 |
GB2300263B (en) | 1999-10-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20010428 |