CA942361A - Automatic heat detector - Google Patents

Automatic heat detector

Info

Publication number
CA942361A
CA942361A CA141,031A CA141031A CA942361A CA 942361 A CA942361 A CA 942361A CA 141031 A CA141031 A CA 141031A CA 942361 A CA942361 A CA 942361A
Authority
CA
Canada
Prior art keywords
heat detector
automatic heat
automatic
detector
heat
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
CA141,031A
Other versions
CA141031S (en
Inventor
Fred A. Gloeckler
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.)
Star Sprinkler Corp of Florida
Original Assignee
Star Sprinkler Corp of Florida
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 Star Sprinkler Corp of Florida filed Critical Star Sprinkler Corp of Florida
Application granted granted Critical
Publication of CA942361A publication Critical patent/CA942361A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H37/00—Thermally-actuated switches
    • H01H37/74—Switches in which only the opening movement or only the closing movement of a contact is effected by heating or cooling
    • H01H37/76—Contact member actuated by melting of fusible material, actuated due to burning of combustible material or due to explosion of explosive material
    • H01H37/767—Normally open
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B17/00—Fire alarms; Alarms responsive to explosion
    • G08B17/02—Mechanical actuation of the alarm, e.g. by the breaking of a wire
CA141,031A 1971-06-17 1972-05-02 Automatic heat detector Expired CA942361A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US15395671A 1971-06-17 1971-06-17

Publications (1)

Publication Number Publication Date
CA942361A true CA942361A (en) 1974-02-19

Family

ID=22549415

Family Applications (1)

Application Number Title Priority Date Filing Date
CA141,031A Expired CA942361A (en) 1971-06-17 1972-05-02 Automatic heat detector

Country Status (2)

Country Link
US (1) US3715700A (en)
CA (1) CA942361A (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2539703C2 (en) * 1975-09-06 1982-07-29 Eduard J. Ing.(grad.) 2070 Ahrensberg Job Fire extinguisher head for automatic fire extinguishing systems
US6114823A (en) * 1997-12-30 2000-09-05 Agf Manufacturing, Inc. Circuit and apparatus for sensing fluid flow
US6396404B1 (en) 1999-01-05 2002-05-28 Agf Manufacturing, Inc. Double check valve assembly for fire suppression system
US6246333B1 (en) 1999-01-05 2001-06-12 Agf Manufacturing, Inc. Apparatus for sensing fluid flow and associated load control circuit
GB2471869B (en) 2009-07-15 2012-04-25 Vishay Resistors Belgium Bvba Thermal switch
GB2517916A (en) * 2013-09-04 2015-03-11 Sprue Safety Products Ltd Heat detector
EP3679556A1 (en) 2017-09-06 2020-07-15 Carrier Corporation Heat alarm unit

Also Published As

Publication number Publication date
US3715700A (en) 1973-02-06

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