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POWER DRIVEN ADJUSTABLE SEAT FOR AUTOMOTIVE VEHICLE

  • US 3,787,025 A
  • Filed: 05/05/1972
  • Issued: 01/22/1974
  • Est. Priority Date: 05/12/1971
  • Status: Expired due to Term
First Claim
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1. In a seat, particularly for use in an automotive vehicle, a combination comprising a base;

  • seat means spaced from said base;

    support means pivotally connected to said base and said seat means and supporting the latter in a substantially horizontal position and movable toward and away from said base;

    resilient means acting between said base and at least one of said preceding means for storing energy in response to a downward force applied to said seat means and for applying a moment to said seat means counteracting said downward force;

    motor driven adjusting means connected to said resilient means for adjusting the moment applied by said resilient means to said seat means to maintain the latter substantially at a predetermined distance from said base regardless of the magnitude of said downwardly directed force; and

    means for activating said adjusting means when said seat means moves under the influence of said force away from said predetermined position and for deactivating said adjusting means when said seat means is in said predetermined position.

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