IT1210603B - Sistema avvisatore di intrusione - Google Patents

Sistema avvisatore di intrusione

Info

Publication number
IT1210603B
IT1210603B IT8167033A IT6703381A IT1210603B IT 1210603 B IT1210603 B IT 1210603B IT 8167033 A IT8167033 A IT 8167033A IT 6703381 A IT6703381 A IT 6703381A IT 1210603 B IT1210603 B IT 1210603B
Authority
IT
Italy
Prior art keywords
alarm system
intrusion alarm
intrusion
alarm
Prior art date
Application number
IT8167033A
Other languages
English (en)
Other versions
IT8167033A0 (it
Inventor
Hiromitsu Inoue Hiroshi Ohashi
Yuji Takada
Original Assignee
Matsushita Electric Works Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from JP333080A external-priority patent/JPS56101294A/ja
Priority claimed from JP4232480A external-priority patent/JPS56140487A/ja
Priority claimed from JP55168918A external-priority patent/JPS603625B2/ja
Application filed by Matsushita Electric Works Ltd filed Critical Matsushita Electric Works Ltd
Publication of IT8167033A0 publication Critical patent/IT8167033A0/it
Application granted granted Critical
Publication of IT1210603B publication Critical patent/IT1210603B/it

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/22—Electrical actuation
    • G08B13/26—Electrical actuation by proximity of an intruder causing variation in capacitance or inductance of a circuit

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Burglar Alarm Systems (AREA)
IT8167033A 1980-01-15 1981-01-14 Sistema avvisatore di intrusione IT1210603B (it)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP333080A JPS56101294A (en) 1980-01-15 1980-01-15 Electric field type human body detector
JP4232480A JPS56140487A (en) 1980-03-31 1980-03-31 Electric field type human body detector
JP55168918A JPS603625B2 (ja) 1980-11-28 1980-11-28 電界式人体検知器

Publications (2)

Publication Number Publication Date
IT8167033A0 IT8167033A0 (it) 1981-01-14
IT1210603B true IT1210603B (it) 1989-09-14

Family

ID=27275768

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8167033A IT1210603B (it) 1980-01-15 1981-01-14 Sistema avvisatore di intrusione

Country Status (6)

Country Link
AU (1) AU542678B2 (it)
DE (2) DE3100936C2 (it)
FR (1) FR2473764B1 (it)
GB (1) GB2069206B (it)
IT (1) IT1210603B (it)
SE (1) SE450673B (it)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56140487A (en) * 1980-03-31 1981-11-02 Matsushita Electric Works Ltd Electric field type human body detector
US4621258A (en) * 1983-08-22 1986-11-04 Campman James P Proximity detecting apparatus
DE3439015A1 (de) * 1984-10-25 1986-04-30 Horizont Gerätewerk GmbH, 3540 Korbach Elektrozaungeraet
IT1218109B (it) * 1986-05-02 1990-04-12 Dei Dispositivi Elettronici In Apparecchiatura per il rilevamento di corpi in movimento sul terreno in un'area protetta,in particolare per usi militari e affini
GB2279757B (en) * 1990-11-16 1995-06-07 Moonstone Technology Ltd Device for determining the presence and/or characteristics of an object or a substance
SE9303582D0 (sv) * 1993-10-29 1993-10-29 Goeran Hansson Berörings- och stöldskydd för kontorsutrustning
EP0850385B1 (en) * 1995-09-25 2002-10-02 Jorn Sorensen A method and a device for sensing the distance between a first object and a second object
ITTO980452A1 (it) * 1998-05-26 1999-11-26 Elvis Sas Di Zannier Gian Carl Dispositivo e metodo di rilevamento della presenza del corpo umano.
GB0018914D0 (en) * 2000-08-03 2000-09-20 Rees John C Electronic safety control
FR2859302B1 (fr) * 2003-08-27 2005-11-11 Serpe Iesm Soc D Etudes Et De Systeme de detection et de localisation de defaillances dans une cloture electrifiee
AT512650B1 (de) * 2012-07-06 2013-10-15 Abatec Group Ag LKW Diebstahlsicherung mittels Zollschnur
DE102018124389A1 (de) * 2018-10-02 2020-04-02 Livisi Gmbh Verfahren und Vorrichtung zur Erkennung einer Person in einem Raum

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2421771A (en) * 1942-07-17 1947-06-10 Glenn H Browning Approach protective system
US3230518A (en) * 1961-03-20 1966-01-18 American District Telegraph Co Method of detecting intruders and intruder detection apparatus of the capacity-type utilizing balanced asymmetric fields
US3462755A (en) * 1966-04-26 1969-08-19 Mosler Research Products Inc Capacity alarm
GB1320153A (en) * 1969-06-26 1973-06-13 Brown Y Alarm systems
US3697971A (en) * 1970-12-30 1972-10-10 Siegfried Domin Alarm system
US3829850A (en) * 1971-12-17 1974-08-13 Tyco Laboratories Inc Proximity detector
US4064499A (en) * 1975-09-12 1977-12-20 Stellar Systems, Inc. Intrusion warning system utilizing an electric field

Also Published As

Publication number Publication date
GB2069206B (en) 1984-07-11
DE3152533C2 (de) 1984-06-07
AU6624081A (en) 1981-07-30
SE8100184L (sv) 1981-07-16
DE3100936C2 (de) 1985-10-31
AU542678B2 (en) 1985-03-07
DE3100936A1 (de) 1981-12-03
GB2069206A (en) 1981-08-19
IT8167033A0 (it) 1981-01-14
SE450673B (sv) 1987-07-13
FR2473764A1 (fr) 1981-07-17
FR2473764B1 (fr) 1985-08-09

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Legal Events

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TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19960129