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Commercial transportation early warning low air pressure system

  • US 6,909,364 B2
  • Filed: 04/17/2003
  • Issued: 06/21/2005
  • Est. Priority Date: 04/17/2003
  • Status: Expired due to Fees
First Claim
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1. A commercial transportation early warning low air pressure system for monitoring an air compressor on vehicle having air brakes, said system consisting of:

  • a low air pressure switch;

    an indicator;

    a buzzer; and

    red and yellow lights connected with a flasher and timer, wherein when air pressure in the air brakes falls between 90-95 PSI, the yellow lights are flashed on and off, and when the air pressure falls to 85 PSI, the red light turns on.

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