Watch movement with a microgenerator and method for testing watch movements
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Mar 30, 2004
Issued Date -
N/A
app pub date -
Oct 19, 2001
filing date -
Apr 21, 1999
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Watch movement in which the rotor of a generator (10, 11, 13) is driven by a spring over a plurality of wheels (51, 61, 71) and pinions (50, 60, 70), the operation of the generator being regulated by an electronic regulating circuit (81). Said wheels and pinions are all electrically grounded to avoid spark discharges which can be produced by the charging of voltages through frictional electricity.
First Claim
Family
International Classification(s)
- [Classification Symbol]
- [Patents Count]
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