BACKREST FOR CHAIR
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
N/A
Issued Date -
Aug 23, 2012
app pub date -
Oct 19, 2010
filing date -
Oct 19, 2009
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A backrest for a chair, including a bag-like upholstery material, with which a back frame is upholstered by fitting the bag-like upholstery material onto the back frame that has a pair of right and left side frames extending in an up-down direction. A high-friction member is disposed on at least one of an inner surface of both side portions of the upholstery material on a lower portion side thereof supporting the sitting person around the hip and an outer surface of the right and left side frames contacting the inner surface of the side portions of the upholstery material on a lower portion side thereof, the high-friction member being configured to increase the sliding resistance in an area of contact between the upholstery material and the side frames
First Claim
Family
International Classification(s)
Cited Art Landscape
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