JPS5319519B2 - - Google Patents
Info
- Publication number
- JPS5319519B2 JPS5319519B2 JP8684074A JP8684074A JPS5319519B2 JP S5319519 B2 JPS5319519 B2 JP S5319519B2 JP 8684074 A JP8684074 A JP 8684074A JP 8684074 A JP8684074 A JP 8684074A JP S5319519 B2 JPS5319519 B2 JP S5319519B2
- Authority
- JP
- Japan
- 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
- G08B13/04—Mechanical actuation by breaking of glass
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Burglar Alarm Systems (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US406490A US3889250A (en) | 1973-10-15 | 1973-10-15 | Active frequency-responsive glass breakage detector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5068298A JPS5068298A (ja) | 1975-06-07 |
| JPS5319519B2 true JPS5319519B2 (ja) | 1978-06-21 |
Family
ID=23608207
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8684074A Expired JPS5319519B2 (ja) | 1973-10-15 | 1974-07-29 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3889250A (ja) |
| JP (1) | JPS5319519B2 (ja) |
| CA (1) | CA1007300A (ja) |
| DE (1) | DE2431999C3 (ja) |
| GB (1) | GB1436025A (ja) |
Families Citing this family (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH557068A (de) * | 1973-07-10 | 1974-12-13 | Cerberus Ag | Verfahren und vorrichtung zur ueberwachung wenigstens eines schalleitenden mediums. |
| US4023156A (en) * | 1975-01-30 | 1977-05-10 | American District Telegraph Company | Alarm system for detecting disturbance of a solid medium |
| JPS5224574A (en) * | 1975-08-20 | 1977-02-24 | Matsushita Electric Ind Co Ltd | Apparatus for detection of breakage of media such as glass plates, etc . |
| JPS5223983A (en) * | 1975-08-18 | 1977-02-23 | Matsushita Electric Ind Co Ltd | Breakage detector |
| US4112420A (en) * | 1975-07-31 | 1978-09-05 | Matsushita Electric Industrial Company Limited | Apparatus for detecting the breakage of an acoustically conductive medium |
| FR2331848A1 (fr) * | 1975-11-14 | 1977-06-10 | Anvar | Procede et dispositif pour la surveillance des parois vitrees et analogues |
| US4088989A (en) * | 1975-12-08 | 1978-05-09 | Gulf & Western Manufacturing Company | Intrusion detection apparatus |
| JPS5830636B2 (ja) * | 1976-10-22 | 1983-06-30 | 松下電工株式会社 | コンクリ−ト構造物破壊検出方式 |
| CH594943A5 (ja) * | 1976-09-09 | 1978-01-31 | Spirig Ernst | |
| GB2072458A (en) * | 1980-03-03 | 1981-09-30 | Tape Developments Ltd C | Electroacoustic transducers |
| DE3027283A1 (de) * | 1980-07-18 | 1982-02-11 | ABM Elektronik GmbH, 8000 München | Verfahren und vorrichtung zum anzeigen von glasscheibenbruch |
| DE3143564C2 (de) * | 1981-11-03 | 1983-10-13 | alfasystem GmbH Vertrieb von elektronischen Sicherheitssystemen, 8034 Germering | "Glasbruchmelder" |
| GB2143976A (en) * | 1983-07-14 | 1985-02-20 | Shorrock Security Systems Ltd | Window glass breakage detector apparatus |
| DE3604044A1 (de) * | 1986-02-08 | 1987-08-13 | Merk Gmbh Telefonbau Fried | Schaltungsanordnung fuer aktive glasbruchmelder |
| JPS62194421A (ja) * | 1986-02-20 | 1987-08-26 | Nippon Ceramic Kk | 衝撃検知センサ |
| US4935723A (en) * | 1989-08-21 | 1990-06-19 | General Electric Company | Polymeric security window |
| IL107834A (en) * | 1993-12-01 | 1997-08-14 | Visonic Ltd | Glass breakage detector |
| CA2117053C (en) * | 1994-03-04 | 2000-07-25 | Dennis Cecic | Detection of glass breakage |
| US5543783A (en) * | 1994-05-20 | 1996-08-06 | Caddx-Caddi Controls, Inc. | Glass break detector and a method therefor |
| US5640142A (en) * | 1995-02-01 | 1997-06-17 | Pittway Corporation | Alarm system testing circuit |
| US5608377A (en) * | 1995-10-20 | 1997-03-04 | Visonic Ltd. | Acoustic anti-tampering detector |
| WO2000068906A1 (en) | 1999-05-07 | 2000-11-16 | C & K Systems, Inc. | Glass-break detector and method of alarm discrimination |
| US7323979B2 (en) * | 2004-05-25 | 2008-01-29 | Honeywell International, Inc. | Dual technology glass breakage detector |
| US7680283B2 (en) * | 2005-02-07 | 2010-03-16 | Honeywell International Inc. | Method and system for detecting a predetermined sound event such as the sound of breaking glass |
| CN102004059A (zh) * | 2010-06-30 | 2011-04-06 | 哈尔滨工业大学深圳研究生院 | 金属面秸秆夹芯板抗弯承载力确定方法及应用 |
| US9188487B2 (en) | 2011-11-16 | 2015-11-17 | Tyco Fire & Security Gmbh | Motion detection systems and methodologies |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2524579A (en) * | 1946-11-09 | 1950-10-03 | Taylor Maurice Kenyon | Detection of phenomena capable of setting up vibration |
| US3147467A (en) * | 1961-09-07 | 1964-09-01 | American District Telegraph Co | Vibration detection vault alarm system |
| US3270339A (en) * | 1962-01-08 | 1966-08-30 | Varian Associates | Intruder alarm system |
| US3750127A (en) * | 1971-10-28 | 1973-07-31 | Gen Dynamics Corp | Method and means for sensing strain with a piezoelectric strain sensing element |
-
1973
- 1973-10-15 US US406490A patent/US3889250A/en not_active Expired - Lifetime
-
1974
- 1974-06-13 CA CA202,434A patent/CA1007300A/en not_active Expired
- 1974-06-19 GB GB2712474A patent/GB1436025A/en not_active Expired
- 1974-07-03 DE DE2431999A patent/DE2431999C3/de not_active Expired
- 1974-07-29 JP JP8684074A patent/JPS5319519B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CA1007300A (en) | 1977-03-22 |
| US3889250A (en) | 1975-06-10 |
| DE2431999A1 (de) | 1975-04-24 |
| GB1436025A (en) | 1976-05-19 |
| JPS5068298A (ja) | 1975-06-07 |
| DE2431999C3 (de) | 1978-03-30 |
| DE2431999B2 (de) | 1977-08-11 |