Supporting frame of folding chair and folding chair with adjustable backrest
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Sep 2, 2014
Grant Date -
Jun 19, 2014
app pub date -
Mar 15, 2013
filing date -
Dec 18, 2012
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
The present application provides a supporting frame of a folding chair, including a frame body and backrest support rods arranged on two sides of the frame body. The backrest support rod includes a first support rod hingedly connected to a top connecting member of the frame body, a second support rod sleeved to the first support rod, a sliding sleeve hingedly connected to an end portion of the second support rod, and a return member arranged between the first support rod and the second support rod. The sliding sleeve is sleeved on a forward-tilting chair rod of the frame body. The present application further provides a folding chair with an adjustable backrest which allows the user to easily adjust the angle of the backrest when sitting on the folding chair.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Advertisement
Advertisement
Advertisement
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully