CA1032251A - Fire alarm device - Google Patents

Fire alarm device

Info

Publication number
CA1032251A
CA1032251A CA153,000A CA153000A CA1032251A CA 1032251 A CA1032251 A CA 1032251A CA 153000 A CA153000 A CA 153000A CA 1032251 A CA1032251 A CA 1032251A
Authority
CA
Canada
Prior art keywords
alarm device
fire alarm
fire
alarm
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
Application number
CA153,000A
Other languages
French (fr)
Other versions
CA153000S (en
Inventor
Will B. Jamison
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.)
Consolidation Coal Co
Original Assignee
Consolidation Coal Co
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 Consolidation Coal Co filed Critical Consolidation Coal Co
Application granted granted Critical
Publication of CA1032251A publication Critical patent/CA1032251A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B17/00—Fire alarms; Alarms responsive to explosion
    • G08B17/06—Electric actuation of the alarm, e.g. using a thermally-operated switch
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H37/00—Thermally-actuated switches
    • H01H37/02—Details
    • H01H37/32—Thermally-sensitive members
    • H01H37/52—Thermally-sensitive members actuated due to deflection of bimetallic element
    • H01H37/54—Thermally-sensitive members actuated due to deflection of bimetallic element wherein the bimetallic element is inherently snap acting

Landscapes

  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • General Physics & Mathematics (AREA)
  • Fire-Detection Mechanisms (AREA)
  • Fire Alarms (AREA)
CA153,000A 1971-10-12 1972-10-02 Fire alarm device Expired CA1032251A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US18841271A 1971-10-12 1971-10-12

Publications (1)

Publication Number Publication Date
CA1032251A true CA1032251A (en) 1978-05-30

Family

ID=22693035

Family Applications (1)

Application Number Title Priority Date Filing Date
CA153,000A Expired CA1032251A (en) 1971-10-12 1972-10-02 Fire alarm device

Country Status (7)

Country Link
US (1) US3786461A (en)
AU (1) AU460870B2 (en)
BE (1) BE789942A (en)
CA (1) CA1032251A (en)
FR (1) FR2157384A5 (en)
GB (1) GB1375059A (en)
ZA (1) ZA727081B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4372693A (en) * 1981-01-30 1983-02-08 Raychem Corporation Temperature excursion sensing and locating apparatus
US4411536A (en) * 1981-05-29 1983-10-25 Raychem Corporation Bi-directional temperature excursion sensing and locating apparatus
US5280417A (en) * 1991-08-09 1994-01-18 The Brinkmann Corporation Low voltage light fixture
RU2520429C1 (en) * 2013-01-10 2014-06-27 Открытое акционерное общество "Авангард" Independent signal system and launcher system of fire extinguishing
RU2565492C1 (en) * 2014-11-28 2015-10-20 Санкт-Петербургский филиал ОАО "Воентелеком" Fire protection system of container basic bearing structure
RU2641886C1 (en) * 2017-01-20 2018-01-22 Федеральное государственное казенное военное образовательное учреждение высшего образования "ВОЕННАЯ АКАДЕМИЯ МАТЕРИАЛЬНО-ТЕХНИЧЕСКОГО ОБЕСПЕЧЕНИЯ имени генерала армии А.В. Хрулева" Autonomous signal-start firefighting system
RU2744900C1 (en) * 2020-03-23 2021-03-17 Закрытое акционерное общество "Производственное объединение "Спецавтоматика" Method for automatic fire hazard control and autonomous fire trigger device for its implementation
CN112509862A (en) * 2020-12-17 2021-03-16 太湖县野滋味食品商贸有限公司 Plug-in temperature controller capable of resetting after power is pulled out
CN116798206B (en) * 2022-12-23 2024-01-23 山东万里红信息技术有限公司 Safety early warning device

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2735078A (en) * 1956-02-14 Greenbaum
US1927744A (en) * 1926-06-14 1933-09-19 Chas Cory Corp Signal or alarm system
US2132918A (en) * 1934-12-22 1938-10-11 C O Two Fire Equipment Co Testing means for fire protection systems
US2204237A (en) * 1938-08-20 1940-06-11 Charles M Slack Alarm cable and switch
US2779842A (en) * 1955-04-12 1957-01-29 Norman A Walker Device to establish an electrical circuit
US2954447A (en) * 1958-12-18 1960-09-27 Therm O Disc Inc Thermostatic switch
US3263049A (en) * 1964-04-13 1966-07-26 Texas Instruments Inc Miniaturized, vibration resistant, thermally responsive electrical switch
US3663924A (en) * 1971-01-29 1972-05-16 Matthew E Gerlat Safety outlet

Also Published As

Publication number Publication date
GB1375059A (en) 1974-11-27
BE789942A (en) 1973-04-11
AU460870B2 (en) 1975-05-08
US3786461A (en) 1974-01-15
FR2157384A5 (en) 1973-06-01
AU4745072A (en) 1974-04-11
ZA727081B (en) 1973-06-27

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