Wheelchair back support assembly
AssigneeCrown Therapeutics, Inc.
InventorsRuth Harker, Brian Cummings, Robert Sparacio, Jill Sparacio
Life of this patent
Estimating the term…
Abstract
A wheelchair back support assembly is both lightweight and sturdy, is designed to be inexpensively retrofit to an existing wheelchair of tubular frame construction, is designed to comfortably support the back of wheelchair user's of different sizes and having different physical characteristics and also flexes and moves relative to the wheelchair in response to movements of the back, shoulders and arms of the wheelchair user to thereby provide comfortable dynamic support to the back of the wheelchair user.
Claims27
A wheelchair back assembly comprising:
- a back panel dimensioned to support a user's back, the back panel having vertically opposite top and bottom edges and a pair of horizontally opposite side edges;
- a pair of back panel clasps, each clasp being removeably attached to one of the side edges of the back panel;
- a pair of mounting posts adapted for attachment to a wheelchair, each mounting post having one of the clasps mounted thereon for movement of the clasp between first and second positions of the clasp relative to the mounting post;
- and
- a pair of springs, each spring being operatively connected to a mounting post and the clasp mounted on the mounting post for biasing the clasp toward the first position of the clasp relative to the mounting post.
A wheelchair back assembly comprising:
- a back panel dimensioned to support a user's back, the back panel having vertically spaced top and bottom edges and a pair of horizontally spaced side edges;
- mounting members attached to the back, the mounting members being adapted for attachment to a wheelchair and including a pair of clasps that are attached to the back panel and a pair of bases that are each connected to a clasp by a pivoting connection that enables the clasps and the back panel to pivot relative to the pair of bases between a forward and a rearward position of the back panel;
- and
- springs on the mounting members between each clasp and base biasing the back panel toward the forward position.
The wheelchair back assembly comprising:
- a back panel dimensioned to support a user's back, the back panel having vertically spaced top and bottom edges and horizontally spaced side edges and a pair of attachment posts adjacent the side edges;
- a pair of back panel clasps each having a slot that receives one of the attachment posts is removeably attaching the back panel to the pair of clasps;
- a pair of mounting posts attached to the pair of clasps for movement of the back panel between forward and rearward positions of the back panel relative to the pair of mounting posts;
- and a pair of springs on the mounting posts that bias the back panel toward the forward position of the back panel.
Dependencies are inferred from the claim text.