GB9108702D0 - Switching devices - Google Patents

Switching devices

Info

Publication number
GB9108702D0
GB9108702D0 GB919108702A GB9108702A GB9108702D0 GB 9108702 D0 GB9108702 D0 GB 9108702D0 GB 919108702 A GB919108702 A GB 919108702A GB 9108702 A GB9108702 A GB 9108702A GB 9108702 D0 GB9108702 D0 GB 9108702D0
Authority
GB
United Kingdom
Prior art keywords
switching devices
switching
devices
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.)
Withdrawn
Application number
GB919108702A
Other versions
GB2255232A (en
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.)
Thorn EMI PLC
Original Assignee
Thorn EMI PLC
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 Thorn EMI PLC filed Critical Thorn EMI PLC
Priority to GB9108702A priority Critical patent/GB2255232A/en
Publication of GB9108702D0 publication Critical patent/GB9108702D0/en
Priority to EP19920303567 priority patent/EP0510917A3/en
Publication of GB2255232A publication Critical patent/GB2255232A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
    • G08B25/12—Manually actuated calamity alarm transmitting arrangements emergency non-personal manually actuated alarm, activators, e.g. details of alarm push buttons mounted on an infrastructure
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00—Mechanisms for operating contacts
    • H01H3/02—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch
    • H01H3/022—Emergency operating parts, e.g. for stop-switch in dangerous conditions
    • H01H2003/0233—Emergency operating parts, e.g. for stop-switch in dangerous conditions for alarm triggering, e.g. fire alarm, emergency off switches operated by breaking a glass
GB9108702A 1991-04-23 1991-04-23 Alarm call points Withdrawn GB2255232A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB9108702A GB2255232A (en) 1991-04-23 1991-04-23 Alarm call points
EP19920303567 EP0510917A3 (en) 1991-04-23 1992-04-22 Switching devices

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9108702A GB2255232A (en) 1991-04-23 1991-04-23 Alarm call points

Publications (2)

Publication Number Publication Date
GB9108702D0 true GB9108702D0 (en) 1991-06-12
GB2255232A GB2255232A (en) 1992-10-28

Family

ID=10693798

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9108702A Withdrawn GB2255232A (en) 1991-04-23 1991-04-23 Alarm call points

Country Status (2)

Country Link
EP (1) EP0510917A3 (en)
GB (1) GB2255232A (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2707784B1 (en) * 1993-07-15 1995-10-20 Neutronic Alarm triggering device, in particular for fire detection installation.
DE19934482C5 (en) * 1999-07-27 2013-04-18 Dorma Gmbh + Co. Kg Door terminal with emergency button cover
DE50106262D1 (en) * 2001-09-03 2005-06-23 Siemens Building Tech Ag Hand hazard detector
FR2835756B1 (en) * 2002-02-12 2004-04-30 Axendis MANUAL TRIGGER, ESPECIALLY FOR FIRE ALARM
DE102004018269B3 (en) * 2004-04-15 2005-08-11 Novar Gmbh Manual hazard alarm, e.g. fire alarm or press-button alarm, has unlocking element mounted in housing that is rotatable with key into first position in which it releases latching of free end of tongue in working position of press button
EP2093735A1 (en) * 2008-02-19 2009-08-26 Siemens Aktiengesellschaft Emergency call switch with a bistable switching element
CN106548608B (en) * 2015-09-18 2021-06-04 海湾安全技术有限公司 Push plate of hand-pulling alarm device
EP3832620A1 (en) * 2019-12-03 2021-06-09 Carrier Corporation Manual call point
RU207617U1 (en) * 2021-04-04 2021-11-08 Дмитрий Анатольевич Шильдяев Manual fire detector

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2311519C3 (en) * 1973-03-08 1984-07-26 Siemens AG, 1000 Berlin und 8000 München Fire alarm
GB2075265B (en) * 1980-05-01 1984-04-26 Pantera Electronics Ltd Solid state break glass call point
GB2143677A (en) * 1983-07-19 1985-02-13 Emhart Ind Fire alarm pull station
US4857679A (en) * 1986-11-20 1989-08-15 Bennett Brian S Alarm system

Also Published As

Publication number Publication date
EP0510917A3 (en) 1993-03-10
EP0510917A2 (en) 1992-10-28
GB2255232A (en) 1992-10-28

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)