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Control device for a motor vehicle parking brake

  • US 5,293,517 A
  • Filed: 05/21/1992
  • Issued: 03/08/1994
  • Est. Priority Date: 11/27/1989
  • Status: Expired due to Fees
First Claim
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1. A device operating a parking brake for a vehicle including electric motor means for actuating the brake, said motor means having a drive shaft, said device including control means for controlling the operation of said motor means, said control means including a rotary crank drivingly connected to a linkage member for actuating the brake, said crank being drivingly connected by said drive shaft to said motor means for rotation thereof between an engagment position and a disengagment position, said device including a disk having two concentric, conductive tracks, one of said conductive tracks being interrupted by an insulating space, said disk being rotatably driven by said drive shaft, said device including brush means positioned to engage said tracks to provide an interruptable current path for electric current for driving said motor means to effect movement of said crank between said engagment and disengagment positions.

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