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Sump alarm device

  • US 4,187,503 A
  • Filed: 09/05/1978
  • Issued: 02/05/1980
  • Est. Priority Date: 09/05/1978
  • Status: Expired due to Term
First Claim
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1. A sump alarm device adapted for receipt on a vertical pump shaft of a sump pump, the sump pump disposed in a sump for pumping water therefrom, the device comprising:

  • a "U" shaped float rod guide having a vertical base with two outwardly extending horizontal arms, the arms including an upper arm and a lower arm, the upper arm and the lower arm having apertures therethrough;

    a screw clamp adapted for receipt around the vertical pump shaft of the sump pump, said screw clamp attached to the vertical base of said float rod guide;

    a vertical float rod slidably received through the apertures in the upper and the lower arms of said float rod guide;

    a float mounted on the lower end of said float rod;

    a microswitch attached to the upper arm of said rod guide and having a switch lever extending outwardly therefrom and disposed adjacent said float rod;

    a switch lever trip mounted on said rod and disposed between the upper and lower arms of said rod guide, said switch lever trip disposed below said switch lever, said switch lever trip contacting said switch lever and closing said microswitch when said switch lever trip is raised on said rod; and

    a battery operated alarm electrically connected to said microswitch, said alarm activated when said switch is closed.

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