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Vehicle brake control system

  • US 6,868,323 B2
  • Filed: 07/17/2002
  • Issued: 03/15/2005
  • Est. Priority Date: 07/25/2001
  • Status: Expired due to Term
First Claim
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1. A parking brake apparatus for a vehicle, comprising:

  • an electrically actuated cable tensioning device for adjusting a tension applied to a pair of cables;

    a mechanical tension holding device for maintaining tension on said cables;

    wherein said tension holding device is operable to mechanically maintain a selected tension on said cables, without consuming power and substantially without generating heat, wherein the mechanical tension holding device comprises an armature, a plate spaced away from said armature, a rotor sandwiched between said armature and said plate, and a plurality of first springs abutting against said armature, wherein said first springs are normally biased to push said armature against said rotor to prevent rotation thereof.

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