DE3685859D1 - Vibrationsempfindlicher transduktor. - Google Patents
Vibrationsempfindlicher transduktor.Info
- Publication number
- DE3685859D1 DE3685859D1 DE8686302727T DE3685859T DE3685859D1 DE 3685859 D1 DE3685859 D1 DE 3685859D1 DE 8686302727 T DE8686302727 T DE 8686302727T DE 3685859 T DE3685859 T DE 3685859T DE 3685859 D1 DE3685859 D1 DE 3685859D1
- Authority
- DE
- Germany
- Prior art keywords
- cable
- magnetic member
- vibration
- transductor
- sensitive
- 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 - Lifetime
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
- G08B13/122—Mechanical actuation by the breaking or disturbance of stretched cords or wires for a perimeter fence
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H11/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties
- G01H11/02—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties by magnetic means, e.g. reluctance
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
- G01V1/16—Receiving elements for seismic signals; Arrangements or adaptations of receiving elements
- G01V1/20—Arrangements of receiving elements, e.g. geophone pattern
- G01V1/201—Constructional details of seismic cables, e.g. streamers
- G01V1/208—Constructional details of seismic cables, e.g. streamers having a continuous structure
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Acoustics & Sound (AREA)
- Geology (AREA)
- Remote Sensing (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geophysics (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
- Electrophonic Musical Instruments (AREA)
- Geophysics And Detection Of Objects (AREA)
- Measuring Fluid Pressure (AREA)
- Photoreceptors In Electrophotography (AREA)
- Discharging, Photosensitive Material Shape In Electrophotography (AREA)
- Surgical Instruments (AREA)
- Burglar Alarm Systems (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8509815 | 1985-04-17 | ||
GB858531050A GB8531050D0 (en) | 1985-04-17 | 1985-12-17 | Vibration transducer |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3685859D1 true DE3685859D1 (de) | 1992-08-06 |
DE3685859T2 DE3685859T2 (de) | 1992-12-17 |
Family
ID=26289136
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8686302727T Expired - Lifetime DE3685859T2 (de) | 1985-04-17 | 1986-04-11 | Vibrationsempfindlicher transduktor. |
Country Status (6)
Country | Link |
---|---|
US (1) | US4760295A (de) |
EP (1) | EP0206458B1 (de) |
AT (1) | ATE77879T1 (de) |
AU (1) | AU591894B2 (de) |
DE (1) | DE3685859T2 (de) |
GB (1) | GB2175771B (de) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3629904A1 (de) * | 1986-09-03 | 1988-03-17 | Marcel Frans Christi Schemmann | Vorrichtung mit mechanisch schwingenden bereichen insbesondere zur erzeugung akustischer signale |
US4906975A (en) * | 1988-11-18 | 1990-03-06 | Mrm Security Systems, Inc. | Vibration responsive intrusion detection barrier |
US5448222A (en) * | 1993-12-09 | 1995-09-05 | Southwest Microwave, Inc. | Coupled transmission line sensor cable and method |
US5446446A (en) * | 1993-12-09 | 1995-08-29 | Southwest Microwave, Inc. | Differential, multiple cell reflex cable intrusion detection system and method |
DE29613790U1 (de) * | 1996-08-09 | 1996-09-26 | Festo Kg, 73734 Esslingen | Mikroschalter |
WO2000079500A1 (en) * | 1999-06-21 | 2000-12-28 | Telenetics Corporation | Remote meter monitoring system and method |
CA2532651C (en) * | 2003-08-01 | 2014-06-03 | Senstar-Stellar Corporation | Cable guided intrusion detection sensor, system and method |
US20100328061A1 (en) * | 2008-01-04 | 2010-12-30 | Rae-Woong Park | Crimes and disasters preventing system |
US20100109840A1 (en) * | 2008-10-31 | 2010-05-06 | Robert Schilling | Radio Frequency Identification Read Antenna |
GB0922044D0 (en) * | 2009-12-17 | 2010-02-03 | Geoquip Ltd | Improvements in or relating to sensing apparatus |
GB201007730D0 (en) * | 2010-05-08 | 2010-06-23 | Geoquip Ltd | Sensing apparatus |
GB2490179B (en) | 2011-06-01 | 2013-04-24 | Detection Technologies Ltd | Security system, controller for a security system, transducing cable for a security system and method for detecting a disturbance and determining its location |
CA3024112C (en) | 2016-05-12 | 2021-10-19 | Fiber Sensys, Inc. | Mimo cable guided intrusion detection sensor |
GB2551391A (en) * | 2016-06-17 | 2017-12-20 | Crh Fencing & Security Group (Uk) Ltd | An apparatus and system for sensing movement |
Family Cites Families (44)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2304738A (en) * | 1939-06-29 | 1942-12-08 | Socony Vacuum Oil Co Inc | Seismograph |
US2807793A (en) * | 1954-10-01 | 1957-09-24 | Exxon Research Engineering Co | Continuous reelable geophone |
US3353040A (en) * | 1965-07-20 | 1967-11-14 | Frank R Abbott | Electrodynamic transducer |
US3375490A (en) * | 1965-11-17 | 1968-03-26 | Texaco Inc | Flexible cablelike transducer |
US3475751A (en) * | 1966-07-07 | 1969-10-28 | Executone Inf Sys Inc | Remote sound monitoring and control system |
GB1230373A (de) * | 1967-01-03 | 1971-04-28 | ||
CH485207A (fr) * | 1967-11-30 | 1970-01-31 | Ebauches Sa | Transducteur courant-force à action linéaire |
US3659257A (en) * | 1968-11-04 | 1972-04-25 | Woods Hole Oceanographic Inst | Continuous magnetic line hydrophone |
GB1278249A (en) * | 1968-12-10 | 1972-06-21 | Marconi Co Ltd | Improvements in or relating to vibration detectors |
US3651283A (en) * | 1968-12-18 | 1972-03-21 | Audio Arts Inc | Loudspeaker having elongated rectangular moving coil |
US3579220A (en) * | 1969-03-28 | 1971-05-18 | Automatic Sprinkler Corp | Alarm system |
US3610973A (en) * | 1970-01-08 | 1971-10-05 | Westinghouse Electric Corp | Vibration pickup device |
US3674946A (en) * | 1970-12-23 | 1972-07-04 | Magnepan Inc | Electromagnetic transducer |
NL7101185A (de) * | 1971-01-29 | 1972-08-01 | ||
FR2133079A5 (de) * | 1971-04-07 | 1972-11-24 | Francais Detection Eletr | |
GB1350465A (en) * | 1971-05-07 | 1974-04-18 | Rank Organisation Ltd | Transducer |
US3703681A (en) * | 1971-05-14 | 1972-11-21 | Honeywell Inc | Thin film line sensor for measuring magnetic fields, pressure, vibration or physical displacement |
US3689875A (en) * | 1971-05-27 | 1972-09-05 | Exxon Production Research Co | Flexible geophone |
US3846790A (en) * | 1973-06-08 | 1974-11-05 | Honeywell Inc | Intrusion detection systems |
US3836899A (en) * | 1973-09-04 | 1974-09-17 | Gte Sylvania Inc | Intrusion detection and locating system |
US4004268A (en) * | 1975-02-06 | 1977-01-18 | Teledyne Industries, Inc. | In-line stress/strain detector |
US4099168A (en) * | 1975-11-06 | 1978-07-04 | Magnum Products, Inc. | Intrusion alarm and emergency illumination apparatus and method |
AT350649B (de) * | 1977-05-26 | 1979-06-11 | Akg Akustische Kino Geraete | Mikrophon |
US4259550A (en) * | 1978-04-15 | 1981-03-31 | Yoshiro Nakamatsu | Acoustic device with floating vibrating means |
GB2020872B (en) * | 1978-05-15 | 1982-10-13 | Spirig Ernst | Ambient noise intruder alarm |
US4241338A (en) * | 1978-05-15 | 1980-12-23 | Ernst Spirig | Ambient noise intruder alarm |
GB2037535B (en) * | 1978-12-14 | 1983-01-12 | Rank Organisation Ltd | Moving coil transducers |
DE2902545C2 (de) * | 1979-01-24 | 1985-04-04 | Akzo Gmbh, 5600 Wuppertal | Faden mit Leitschichten |
US4307387A (en) * | 1979-02-23 | 1981-12-22 | Elliott Brothers (London) Limited | Vibration-responsive intruder alarm system |
FR2469721A1 (fr) * | 1979-11-13 | 1981-05-22 | Honeywell Inc | Detecteur d'intrusion |
NL7908447A (nl) * | 1979-11-20 | 1981-06-16 | Philips Nv | Magneetsysteem voor een electroakoestische omzetter. |
FR2471113A1 (fr) * | 1979-12-05 | 1981-06-12 | Audax | Membrane notamment pour transducteur electro-acoustique |
GB2072458A (en) * | 1980-03-03 | 1981-09-30 | Tape Developments Ltd C | Electroacoustic transducers |
US4319096A (en) * | 1980-03-13 | 1982-03-09 | Winey James M | Line radiator ribbon loudspeaker |
NL8001592A (nl) * | 1980-03-18 | 1981-10-16 | Philips Nv | Mfb systeem met een overnamenetwerk. |
JPS5717027A (en) * | 1980-07-03 | 1982-01-28 | Hitachi Ltd | Vibration reducing device of electric machinery |
DE3267853D1 (en) * | 1981-02-06 | 1986-01-23 | Emi Ltd | Device sensitive to pressure waves |
US4398972A (en) * | 1981-05-11 | 1983-08-16 | Bell Telephone Laboratories, Incorporated | Ferritic Fe-Ni magnetic alloys |
FR2523339A1 (fr) * | 1982-03-12 | 1983-09-16 | Guglielmetti Vg Electro | Dispositif de detection a capteur volumetrique a infra-sons et procede de detection par infra-sons |
US4523185A (en) * | 1982-03-15 | 1985-06-11 | Albert Roth | Zoned intrusion display with series-connected sensors |
EP0093810B1 (de) * | 1982-05-06 | 1987-03-18 | National Technical Systems | Überwachung des Auftretens menschlicher Aktivität in einer Umgebung |
GB2123651B (en) * | 1982-06-29 | 1986-08-06 | Stanley Kelly | Transducers |
EP0113732A4 (de) * | 1982-07-19 | 1986-02-13 | Anthony Bernard Clarke | Elektromagnetisch-akustischer umwandler. |
NL8300671A (nl) * | 1983-02-23 | 1984-09-17 | Philips Nv | Automatisch egalisatiesysteem met dtf of fft. |
-
1986
- 1986-04-11 EP EP86302727A patent/EP0206458B1/de not_active Expired
- 1986-04-11 DE DE8686302727T patent/DE3685859T2/de not_active Expired - Lifetime
- 1986-04-11 AT AT86302727T patent/ATE77879T1/de not_active IP Right Cessation
- 1986-04-11 GB GB08608886A patent/GB2175771B/en not_active Expired
- 1986-04-15 US US06/852,344 patent/US4760295A/en not_active Expired - Lifetime
- 1986-04-16 AU AU56152/86A patent/AU591894B2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
AU5615286A (en) | 1986-10-23 |
EP0206458B1 (de) | 1992-07-01 |
DE3685859T2 (de) | 1992-12-17 |
GB2175771A (en) | 1986-12-03 |
ATE77879T1 (de) | 1992-07-15 |
EP0206458A2 (de) | 1986-12-30 |
EP0206458A3 (en) | 1988-09-21 |
US4760295A (en) | 1988-07-26 |
AU591894B2 (en) | 1989-12-21 |
GB2175771B (en) | 1989-01-11 |
GB8608886D0 (en) | 1986-05-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: GEOQUIP LTD., MELBOURNE, DERBYSHIRE, GB |