Step structure for recreational vehicles and the like

  • US 6,082,751 A
  • Filed: 04/15/1997
  • Issued: 07/04/2000
  • Est. Priority Date: 04/23/1996
  • Status: Expired due to Term
First Claim
Patent Images

1. An extendable and retractable step structure mountable to a rereational vehicle for facilitating ingress thereto and egress therefrom, the step structure comprising a frame defining a step storage area for mounting to the vehicle beneath a passenger ingress-egress location, at least one step tread mounted between end brackets, and a movable linkage arrangement supporting the step tread from the frame for controlling movement thereof between a retracted position wherein the step tread and the linkage arrangement are withdrawn into the step storage area of the frame and an extended position wherein the step tread and the linkage arrangement are extended outwardly from the frame for use by passengers to obtain ingress and egress to and from the vehicle, the linkage arrangement comprising an extenion bracket at opposite ends of the step tread and a parallelogram arrangement comprising respective pairs of primary support links pivotably connected between opposite ends of the frame and the extension brackets.

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