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Four-way electric power actuation head restraint

  • US 10,160,361 B2
  • Filed: 07/24/2017
  • Issued: 12/25/2018
  • Est. Priority Date: 07/27/2016
  • Status: Active Grant
First Claim
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1. A multi-direction power actuated head restraint assembly comprising:

  • a base portion mountable to a vehicle seat;

    a frame plate disposed within a cover;

    a vertical power actuation mechanism operatively coupled to the base portion, the vertical power actuation mechanism comprising a first nut moveable along a first lead screw to adjust a vertical position of the frame plate; and

    a fore-aft power actuation mechanism operatively coupled to the vertical power actuation mechanism, the fore-aft power actuation mechanism comprising a second nut moveable along a second lead screw to adjust a fore-aft position of the frame plate, the base portion including a pair of post members, the vertical power actuation mechanism operatively coupled to the base portion with a pair of vertical guides, each of the vertical guides surrounding one of the pair of post members in a sliding relationship, the vertical power actuation mechanism comprising a lower cross brace, a middle cross brace, and an upper cross brace, the lower cross brace operatively coupled to the pair of post members in a stationary manner, the middle cross brace and the upper cross brace operatively coupled to the pair of vertical guides, the fore-aft power actuation mechanism comprising a front cross brace and a rear cross brace.

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