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Pressure alarm device

  • US 20040263339A1
  • Filed: 06/27/2003
  • Published: 12/30/2004
  • Est. Priority Date: 06/27/2003
  • Status: Active Grant
First Claim
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1. A pressure alarm device, comprising:

  • a casing, disposed on a connecting member, and being integrally formed by a conductive connecting base and a non-conductive sleeve base, and said casing being fixed onto the sleeve base by a screw;

    an emitting device and a power supply device being disposed in the interior space enclosed by a connecting member and said casing;

    a pressure switch including a first contact point and a movable base constituting a second contact point;

    an adjusting member having an elastic member disposed between the adjusting member and the movable base;

    a first circuit connecting a connecting point to the emitting device; and

    a second circuit connecting the second contact point to the emitting device;

    characterized in that said connecting base further comprising a connector isolated by an isolating base having an operating hole and a conductive wire integrally formed with the connector;

    a first thread section formed in the connector being fixed onto an air nozzle of the tire by a screw and a second thread section being fixed to a valve nozzle by a screw; and

    a flexible film being disposed between the second thread section and the isolating base.

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