Timepiece
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
May 17, 2011
Grant Date -
Dec 23, 2010
app pub date -
Oct 5, 2007
filing date -
Oct 20, 2006
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A timepiece includes a platen (10) and a barrel mounted on the platen, the barrel including: a drum (20) with a bottom and side walls; a shaft (14) extending through the drum at the center thereof and provided with pivoting elements (40, 54) on the platen; a leaf spring provided in the drum and co-operating with the shaft at one end and with the drum at the other end; and a lid (28) through which the shaft extends and closing the drum, a ratchet wheel (30) being kinematically connected to the shaft for winding the spring. According to the invention, the drum is pivoted via a first ball bearing (34) having a bushing (36) connected to the platen and another bushing (38) connected to the bottom of the drum.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
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