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Fire extinguisher alarm

  • US 4,125,084 A
  • Filed: 09/06/1977
  • Issued: 11/14/1978
  • Est. Priority Date: 09/06/1977
  • Status: Expired due to Term
First Claim
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1. An alarm adapted to be associated with a removable fire extinguisher to indicate removal of the same, comprising:

  • a bracket member having a flat base portion and upstanding wall portions normal thereto, said bracket member being adapted to be mounted relative to a fire extinguisher so that the flat base portion is positioned adjacent the base of the extinguisher;

    a pivoted spring biased flange member having a flat plate and a trigger portion normal thereto mounted on the flat base portion of the bracket member, said flat plate of said flange member being positioned parallel to and adjacent the flat base portion of the bracket member when a fire extinguisher is so mounted that its base rests on the flat plate, said flat plate of the flange member being urged away from the flat base portion of the bracket member when the fire extinguisher is removed;

    a support mounted on one of the wall portions of the bracket member; and

    an alarm horn having a self-contained pressurized gas supply coupled thereto mounted in said support, said trigger portion of said flange member being aligned with and adapted to pivot against the gas supply with pivot of the spring biased flange member away from the flat base portion of the bracket member to release gas from the gas supply to sound the horn.

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