IL62534A0 - Alarm system - Google Patents
Alarm systemInfo
- Publication number
- IL62534A0 IL62534A0 IL62534A IL6253481A IL62534A0 IL 62534 A0 IL62534 A0 IL 62534A0 IL 62534 A IL62534 A IL 62534A IL 6253481 A IL6253481 A IL 6253481A IL 62534 A0 IL62534 A0 IL 62534A0
- Authority
- IL
- Israel
- Prior art keywords
- alarm system
- alarm
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/20—Actuation by change of fluid pressure
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Burglar Alarm Systems (AREA)
- Emergency Alarm Devices (AREA)
- Alarm Systems (AREA)
- Control Of Positive-Displacement Air Blowers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ZA801928 | 1980-04-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
IL62534A0 true IL62534A0 (en) | 1981-05-20 |
Family
ID=25574641
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IL62534A IL62534A0 (en) | 1980-04-01 | 1981-03-31 | Alarm system |
Country Status (5)
Country | Link |
---|---|
US (1) | US4386342A (xx) |
EP (1) | EP0039142A3 (xx) |
JP (1) | JPS56152097A (xx) |
AU (1) | AU6892581A (xx) |
IL (1) | IL62534A0 (xx) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4689533A (en) * | 1985-10-25 | 1987-08-25 | Yang Tai Her | Controlled fan |
DE3611184C1 (de) * | 1986-04-03 | 1987-09-03 | Hirschmann Radiotechnik | Verfahren und Vorrichtung zur Raumsicherung |
US5025198A (en) * | 1989-02-24 | 1991-06-18 | The Carborundum Company | Torque coupling system for graphite impeller shafts |
US5371489A (en) * | 1992-06-02 | 1994-12-06 | Carroll; Lee J. | Motion sensing and light flashing apparatus |
US5726355A (en) * | 1995-03-13 | 1998-03-10 | Alcatel Network Systems, Inc. | Apparatus for detecting a change in volumetric integrity of an enclosure |
US5877696A (en) * | 1996-04-09 | 1999-03-02 | Powell; Roger A. | Security system for warheads |
JP2002286849A (ja) * | 2001-03-23 | 2002-10-03 | Aisin Seiki Co Ltd | 閉空間監視システム |
JP2004030106A (ja) * | 2002-06-25 | 2004-01-29 | Yokogawa Electric Corp | 防犯装置 |
CN102748076B (zh) * | 2012-07-13 | 2014-10-15 | 国家电网公司 | 一种煤矿主扇风机停机声光报警器 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3289192A (en) * | 1964-04-10 | 1966-11-29 | Peter G Davey | Air flow monitoring enclosure intrusion alarm having retarded flowmeter |
US3833895A (en) * | 1972-12-29 | 1974-09-03 | D Fecteau | Intrusion alarm with indication of prior activation |
US3990063A (en) * | 1973-05-14 | 1976-11-02 | Mark Schuman | System for monitoring changes in the fluidic impedance or volume of an enclosure |
FR2247717A1 (en) * | 1973-10-12 | 1975-05-09 | Viralode Charles | Room disturbance or entry detector - fan creates air press. equilibrium between two rooms until room is entered |
FR2248564A1 (fr) * | 1973-10-22 | 1975-05-16 | Jeru Henri | Installation anti-effraction pour espace clos |
FR2339918A2 (fr) * | 1976-01-29 | 1977-08-26 | Jeru Henri | Installation anti-effraction pour espaces clos |
FR2341169A2 (fr) * | 1973-10-22 | 1977-09-09 | Jeru Henri | Installation anti-effraction pour espace clos |
US3934239A (en) * | 1974-09-27 | 1976-01-20 | The United States Of America As Represented By The United States Energy Research And Development Administration | Adjustable electronic load-alarm relay |
US3947838A (en) * | 1974-10-29 | 1976-03-30 | Tri-Century Industries | Intrusion alarm system |
DE2525171B2 (de) * | 1975-06-06 | 1978-01-26 | Rode, Johannes, 2000 Hamburg | Schaltungsanordnung zur auswertung des stoerungsmeldesignals einer gleichstromueberwachten notruflinie |
CH604295A5 (en) * | 1975-10-30 | 1978-09-15 | Peter Leuenberger | Burglar alarm for enclosed space |
US4103293A (en) * | 1975-11-21 | 1978-07-25 | Tri-Century Industries, Inc. | Intrusion alarm apparatus |
US4150369A (en) * | 1976-10-22 | 1979-04-17 | Gaspari Russell A | Intrusion alarm system |
DE2755826A1 (de) * | 1977-12-15 | 1979-06-21 | Alois Zettler Gmbh | Schleifensicherungsanlage nach dem gleich-wechselspannungsverfahren |
-
1981
- 1981-03-30 EP EP81301376A patent/EP0039142A3/en not_active Withdrawn
- 1981-03-31 IL IL62534A patent/IL62534A0/xx unknown
- 1981-03-31 JP JP4924281A patent/JPS56152097A/ja active Pending
- 1981-03-31 US US06/249,745 patent/US4386342A/en not_active Expired - Fee Related
- 1981-03-31 AU AU68925/81A patent/AU6892581A/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
US4386342A (en) | 1983-05-31 |
EP0039142A3 (en) | 1982-06-09 |
JPS56152097A (en) | 1981-11-25 |
EP0039142A2 (en) | 1981-11-04 |
AU6892581A (en) | 1981-10-08 |
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