EP0044725A3 - Improvements relating to security alarm systems - Google Patents

Improvements relating to security alarm systems Download PDF

Info

Publication number
EP0044725A3
EP0044725A3 EP81303291A EP81303291A EP0044725A3 EP 0044725 A3 EP0044725 A3 EP 0044725A3 EP 81303291 A EP81303291 A EP 81303291A EP 81303291 A EP81303291 A EP 81303291A EP 0044725 A3 EP0044725 A3 EP 0044725A3
Authority
EP
European Patent Office
Prior art keywords
improvements relating
alarm systems
security alarm
security
systems
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.)
Granted
Application number
EP81303291A
Other versions
EP0044725A2 (en
EP0044725B1 (en
Inventor
Jack Youens
Rodney Edward Charles White
David John Tizard
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Weyrad Electronics Ltd
Original Assignee
Weyrad Electronics 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
Application filed by Weyrad Electronics Ltd filed Critical Weyrad Electronics Ltd
Publication of EP0044725A2 publication Critical patent/EP0044725A2/en
Publication of EP0044725A3 publication Critical patent/EP0044725A3/en
Application granted granted Critical
Publication of EP0044725B1 publication Critical patent/EP0044725B1/en
Expired legal-status Critical Current

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
    • G08B13/126—Mechanical actuation by the breaking or disturbance of stretched cords or wires for a housing, e.g. a box, a safe, or a room
    • 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
    • G08B13/1654—Actuation by interference with mechanical vibrations in air or other fluid using passive vibration detection systems

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Burglar Alarm Systems (AREA)
  • Alarm Systems (AREA)
EP19810303291 1980-07-19 1981-07-17 Improvements relating to security alarm systems Expired EP0044725B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8023674 1980-07-19
GB8023674 1980-07-19

Publications (3)

Publication Number Publication Date
EP0044725A2 EP0044725A2 (en) 1982-01-27
EP0044725A3 true EP0044725A3 (en) 1982-02-03
EP0044725B1 EP0044725B1 (en) 1986-01-02

Family

ID=10514898

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19810303291 Expired EP0044725B1 (en) 1980-07-19 1981-07-17 Improvements relating to security alarm systems

Country Status (2)

Country Link
EP (1) EP0044725B1 (en)
DE (1) DE3173358D1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA827956B (en) * 1982-11-01 1983-07-27 Harry John Marston Portable security alarm
DE3347483A1 (en) * 1983-12-29 1985-07-11 GAO Gesellschaft für Automation und Organisation mbH, 8000 München DEVICE FOR SECURING SECRET INFORMATION
GB8531002D0 (en) * 1985-12-17 1986-01-29 Weyrad Electronics Ltd Alarm systems
FR2778690B1 (en) * 1998-05-15 2000-07-28 Parcomm Ind WINDOW CHASSIS WITH INTEGRATED ALARM MODULE
EP1939828A3 (en) * 2004-11-11 2008-11-19 Black & Decker, Inc. Wireless intrusion sensor for a container
EP1657689A3 (en) 2004-11-11 2007-08-29 BLACK & DECKER INC. Wireless intrusion sensor for a container

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4032909A (en) * 1975-07-07 1977-06-28 Eugene E. Karsten Arrangement for testing an alarm system and method
DE2600798A1 (en) * 1976-01-10 1977-07-14 Licentia Gmbh Testing circuit for vibration sensors in surveillance system - has system interrupting connection to symmetrical coupling and applying test voltage
US4138674A (en) * 1977-02-22 1979-02-06 Contronic Controls Limited Four wire multi-satellite intrusion alarm control system with tamper switch
US4191946A (en) * 1977-10-20 1980-03-04 Gonzalez Raymond J Warning apparatus with a line integrity supervisory circuit
EP0011451A1 (en) * 1978-11-10 1980-05-28 Jack Youens Security alarm systems

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4032909A (en) * 1975-07-07 1977-06-28 Eugene E. Karsten Arrangement for testing an alarm system and method
DE2600798A1 (en) * 1976-01-10 1977-07-14 Licentia Gmbh Testing circuit for vibration sensors in surveillance system - has system interrupting connection to symmetrical coupling and applying test voltage
US4138674A (en) * 1977-02-22 1979-02-06 Contronic Controls Limited Four wire multi-satellite intrusion alarm control system with tamper switch
US4191946A (en) * 1977-10-20 1980-03-04 Gonzalez Raymond J Warning apparatus with a line integrity supervisory circuit
EP0011451A1 (en) * 1978-11-10 1980-05-28 Jack Youens Security alarm systems

Also Published As

Publication number Publication date
EP0044725A2 (en) 1982-01-27
DE3173358D1 (en) 1986-02-13
EP0044725B1 (en) 1986-01-02

Similar Documents

Publication Publication Date Title
GB2044971B (en) Security alarm systems
DE3176023D1 (en) Intruder detection security system
ZA827293B (en) Security system
JPS56143984A (en) Alarm watch system
GB2083258B (en) Alarm systems
GB8403785D0 (en) Intrusion alarm system
GB2117153B (en) Security alarm arrangement
JPS57100592A (en) Fire alarm
GB2102996B (en) Security system
IL62534A0 (en) Alarm system
GB2048536B (en) Intruder detection system
DE3173358D1 (en) Improvements relating to security alarm systems
GB2095014B (en) Alarm system
GB2079505B (en) Warning system
GB2082358B (en) Security systems
IL65388A0 (en) Security alarm system
GB2096898B (en) Alarm system
GB2051438B (en) Security alarm systems
JPS56116194A (en) Fire alarm system
GB2072911B (en) Alarm system
JPS57134790A (en) Alarm system
GB2069963B (en) Security system
JPS57134791A (en) Alarm system
JPS5776685A (en) Warning system
JPS5724778A (en) Lock alarm

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Designated state(s): BE CH DE FR GB IT NL SE

AK Designated contracting states

Designated state(s): BE CH DE FR GB IT NL SE

17P Request for examination filed

Effective date: 19820730

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Designated state(s): BE CH DE FR GB IT LI NL SE

REF Corresponds to:

Ref document number: 3173358

Country of ref document: DE

Date of ref document: 19860213

ITF It: translation for a ep patent filed

Owner name: JACOBACCI & PERANI S.P.A.

ET Fr: translation filed
PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: NL

Payment date: 19870731

Year of fee payment: 7

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

26N No opposition filed
PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SE

Effective date: 19890718

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LI

Effective date: 19890731

Ref country code: CH

Effective date: 19890731

Ref country code: BE

Effective date: 19890731

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 19890929

Year of fee payment: 9

BERE Be: lapsed

Owner name: WEYARAD (ELECTRONICS) LTD

Effective date: 19890731

Owner name: YOUENS JACK

Effective date: 19890731

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: NL

Effective date: 19900201

NLV4 Nl: lapsed or anulled due to non-payment of the annual fee
PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FR

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 19900330

REG Reference to a national code

Ref country code: CH

Ref legal event code: PL

REG Reference to a national code

Ref country code: FR

Ref legal event code: ST

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DE

Effective date: 19910403

EUG Se: european patent has lapsed

Ref document number: 81303291.9

Effective date: 19900418

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: GB

Payment date: 20000713

Year of fee payment: 20

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GB

Free format text: LAPSE BECAUSE OF EXPIRATION OF PROTECTION

Effective date: 20010716

REG Reference to a national code

Ref country code: GB

Ref legal event code: PE20

Effective date: 20010716