Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Po Hsuan Yang0
Date of Patent
September 23, 2008
0Patent Application Number
115021710
Date Filed
August 10, 2006
0Patent Citations Received
Patent Primary Examiner
Patent abstract
A movable backrest for a chair comprises a frame that is fixed to the chair, at least a flexible connecting element connected to the frame, and at least a backrest connected to the connecting element. Since the connecting element is flexible, the backrest and the back of the user can be moved simultaneously along with the movement of the back of the user, providing a comfortable support to the back of the user.
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