Foldable backrest structure of wheelchair

Foldable backrest structure of wheelchair

CN
  • CN 201,375,627 Y
  • Filed: 04/08/2009
  • Issued: 01/06/2010
  • Est. Priority Date: 04/08/2009
  • Status: Active Grant
First Claim
Patent Images

1. Wheelchair back folding mechanism is characterized in that:

  • the backrest connector (1) that comprise " U " type tubulose frame connecting piece (2) of being connected with wheelchair frame, is rotationally connected with above-mentioned frame connecting piece and be used for lock control assembly (3) that frame connecting piece and backrest connector relative position are fixed or discharged.

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