Caster with brake unit and direction unit
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jan 4, 2011
Grant Date -
May 7, 2009
app pub date -
Oct 17, 2008
filing date -
Nov 6, 2007
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A caster includes a casing having a shank and a locking unit is located at a lower end of the shank. Two wheels are connected to two sides of the casing by a shaft and an inner gear is connected to each of the two wheels. A direction unit is located in the casing and includes a first lever and an opening, the first lever connects the direction unit to the locking unit. A brake unit is located in the casing and includes a second lever. The second lever connects the brake unit to the locking unit and the inner gears. The second lever is engaged with the opening of the first lever and shares a common pivot with the first lever so as to respectively brake the caster and control direction of the caster.
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