NL7908224A - Werkwijze en inrichting voor het detecteren van insluiping. - Google Patents
Werkwijze en inrichting voor het detecteren van insluiping. Download PDFInfo
- Publication number
- NL7908224A NL7908224A NL7908224A NL7908224A NL7908224A NL 7908224 A NL7908224 A NL 7908224A NL 7908224 A NL7908224 A NL 7908224A NL 7908224 A NL7908224 A NL 7908224A NL 7908224 A NL7908224 A NL 7908224A
- Authority
- NL
- Netherlands
- Prior art keywords
- indication
- alarm
- pulse
- signal
- acoustic energy
- 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
- G08B13/16—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
- G08B13/1636—Actuation by interference with mechanical vibrations in air or other fluid using active vibration detection systems using ultrasonic detection means using pulse-type detection circuits
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Burglar Alarm Systems (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/959,105 US4229811A (en) | 1978-11-09 | 1978-11-09 | Intrusion detection method and apparatus |
US95910578 | 1978-11-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL7908224A true NL7908224A (nl) | 1980-05-13 |
Family
ID=25501673
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7908224A NL7908224A (nl) | 1978-11-09 | 1979-11-09 | Werkwijze en inrichting voor het detecteren van insluiping. |
Country Status (10)
Country | Link |
---|---|
US (1) | US4229811A (fr) |
JP (1) | JPS5588196A (fr) |
AU (1) | AU5168279A (fr) |
BE (1) | BE879877A (fr) |
BR (1) | BR7907301A (fr) |
CA (1) | CA1131749A (fr) |
DE (1) | DE2944894A1 (fr) |
FR (1) | FR2441225A1 (fr) |
GB (1) | GB2034950A (fr) |
NL (1) | NL7908224A (fr) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4604735A (en) * | 1983-09-23 | 1986-08-05 | Recurrent Solutions, Inc. | Ultrasonic motion detection system |
US4520516A (en) * | 1983-09-23 | 1985-06-04 | Parsons Natan E | Ultrasonic flow-control system |
US4839039B2 (en) * | 1986-02-28 | 1998-12-29 | Recurrent Solutions Ltd | Automatic flow-control device |
US4952911A (en) * | 1988-05-18 | 1990-08-28 | Eastman Kodak Company | Scanning intrusion detection device |
CA1323906C (fr) * | 1988-09-27 | 1993-11-02 | Ferdinand F. Hochstrasser | Raccord hydraulique pour installations sanitaires domestiques |
US4991146A (en) * | 1989-11-30 | 1991-02-05 | Deere & Company | Intrusion detection system |
AU751059B2 (en) * | 1998-05-11 | 2002-08-08 | Robert Bosch Gmbh | Ultrasonic monitoring and intruder detection |
GB9812842D0 (en) | 1998-06-16 | 1998-08-12 | Ncr Int Inc | Automatic teller machines |
US6271762B1 (en) * | 1999-02-27 | 2001-08-07 | Breed Automotive Technology, Inc. | Occupant position system and method using ultrasonic technology |
CA2469182C (fr) | 2001-12-04 | 2014-06-03 | Arichell Technologies, Inc. | Robinets electroniques concus pour un fonctionnement a long terme |
CA2490249C (fr) | 2002-06-24 | 2013-02-26 | Arichell Technologies, Inc. | Systemes de distribution d'eau automatises a commande asservie |
US7535351B2 (en) | 2006-07-24 | 2009-05-19 | Welles Reymond | Acoustic intrusion detection system |
US7884727B2 (en) | 2007-05-24 | 2011-02-08 | Bao Tran | Wireless occupancy and day-light sensing |
US8249731B2 (en) * | 2007-05-24 | 2012-08-21 | Alexander Bach Tran | Smart air ventilation system |
US7710824B1 (en) * | 2007-09-18 | 2010-05-04 | Sprint Communications Company L.P. | Location monitoring and sonar determination of presence |
US7925606B1 (en) | 2007-09-18 | 2011-04-12 | Sprint Communications Company L.P. | Monitoring physical locations using rules and events processing |
MX346610B (es) | 2011-03-15 | 2017-03-27 | Sloan Valve Co | Grifos automáticos. |
US9695579B2 (en) | 2011-03-15 | 2017-07-04 | Sloan Valve Company | Automatic faucets |
WO2017143093A1 (fr) | 2016-02-16 | 2017-08-24 | Golock Technology, Inc. | Verrou portatif avec capteurs d'intégrité |
WO2018129178A1 (fr) | 2017-01-04 | 2018-07-12 | Golock Technology, Inc. | Câble équipé d'éléments de détection intégrés destiné à la détection de défauts |
US10544605B2 (en) | 2017-05-19 | 2020-01-28 | Douglas A. Yates | Sliding lockable housing with supplemental openings |
CN108510683B (zh) * | 2018-04-12 | 2020-10-16 | 中央民族大学 | 室内入侵监测报警方法、系统、电子设备及装置 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3042303A (en) * | 1959-04-24 | 1962-07-03 | Gen Railway Signal Co | Object or vehicle detection system |
US3042899A (en) * | 1959-06-16 | 1962-07-03 | Gen Railway Signal Co | Ultrasonic vehicle detection system |
DE1218194B (de) * | 1961-08-22 | 1966-06-02 | Electroacustic Gmbh | Verfahren und Vorrichtung zur Fahrzeug-Verkehrskontrolle |
US3255434A (en) * | 1961-11-01 | 1966-06-07 | Peter D Schwarz | Vehicle detection and counting system |
GB1187775A (en) * | 1966-06-21 | 1970-04-15 | Marconi Co Ltd | Improvements in or relating to Ultra-Sonic Presence Detectors |
US3622957A (en) * | 1970-01-26 | 1971-11-23 | Westinghouse Electric Corp | Ultrasonic object detector |
US3781772A (en) * | 1972-02-25 | 1973-12-25 | Matsushita Electric Works Ltd | Ultrasonic detection apparatus |
DE2237613C3 (de) * | 1972-07-31 | 1975-05-28 | Faser-Und Kunststoff-Presswerk Romen Kg, 8450 Amberg | Verfahren und Vorrichtung zur Raumsicherung |
-
1978
- 1978-11-09 US US05/959,105 patent/US4229811A/en not_active Expired - Lifetime
-
1979
- 1979-10-11 AU AU51682/79A patent/AU5168279A/en not_active Abandoned
- 1979-10-30 GB GB7937544A patent/GB2034950A/en not_active Withdrawn
- 1979-11-02 CA CA338,997A patent/CA1131749A/fr not_active Expired
- 1979-11-07 BE BE0/198007A patent/BE879877A/fr unknown
- 1979-11-07 DE DE19792944894 patent/DE2944894A1/de not_active Withdrawn
- 1979-11-08 BR BR7907301A patent/BR7907301A/pt unknown
- 1979-11-08 FR FR7927539A patent/FR2441225A1/fr not_active Withdrawn
- 1979-11-09 JP JP14453679A patent/JPS5588196A/ja active Pending
- 1979-11-09 NL NL7908224A patent/NL7908224A/nl not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
AU5168279A (en) | 1980-05-15 |
DE2944894A1 (de) | 1980-05-22 |
FR2441225A1 (fr) | 1980-06-06 |
US4229811A (en) | 1980-10-21 |
GB2034950A (en) | 1980-06-11 |
JPS5588196A (en) | 1980-07-03 |
BE879877A (fr) | 1980-03-03 |
BR7907301A (pt) | 1980-07-22 |
CA1131749A (fr) | 1982-09-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BV | The patent application has lapsed |