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Smart material mechanism for fire sprinklers
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Patent number 12,097,394
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Issue date Sep 24, 2024
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Johnson Controls Tyco IP Holdings LLP
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Jeremy T. Cogswell
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F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
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Heat actuated link
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Patent number 4,905,344
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Issue date Mar 6, 1990
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Francis J. McCabe
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G08 - SIGNALLING
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Resettable fire link
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Patent number 4,805,261
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Issue date Feb 21, 1989
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Safe-Air of Illinois, Inc.
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Shlomo Barchechat
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G08 - SIGNALLING
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Automatic closing activator
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Patent number 4,706,330
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Issue date Nov 17, 1987
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Ronald Sampson
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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Latch for a butterfly damper
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Patent number 4,474,167
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Issue date Oct 2, 1984
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Francis J. McCabe
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Inside/outside link
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Patent number 4,287,638
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Issue date Sep 8, 1981
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Francis J. McCabe
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A62 - LIFE-SAVING FIRE-FIGHTING
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Butterfly smoke/fire damper
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Patent number 4,241,748
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Issue date Dec 30, 1980
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Prefco Products, Inc.
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Francis J. McCabe
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Fire damper and method of fabrication
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Patent number 4,146,048
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Issue date Mar 27, 1979
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Prefco Productions, Inc.
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Francis J. McCabe
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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3889314
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Patent number 3,889,314
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Issue date Jun 17, 1975
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G08 - SIGNALLING
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2426039
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Issue date Aug 19, 1947
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A62 - LIFE-SAVING FIRE-FIGHTING