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Power steering system

  • US 4,144,948 A
  • Filed: 05/11/1978
  • Issued: 03/20/1979
  • Est. Priority Date: 05/11/1978
  • Status: Expired due to Term
First Claim
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1. A power steering system for linearly displacing a tie rod for actuating at least one wheel of a vehicle, comprising:

  • (a) a rack member extending in a longitudinal direction and coupled to said tie rod;

    (b) a rack housing being displaceable in said longitudinal direction responsive to engagement of said rack member and said rack housing;

    (c) elastic displacement means coupled to said rack housing and a frame of said vehicle for returning said rack housing to a predetermined position subsequent to said rack housing displacement;

    (d) power drive means coupled to said rack housing being actuatably responsive to said rack housing displacement; and

    ,(e) displacement means coupled to said power drive means and said tie rod for responsive movement of said tie rod upon actuation of said power means.

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