Tourbillon without the weight of the balance
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
May 14, 2013
Grant Date -
Nov 4, 2010
app pub date -
Apr 21, 2010
filing date -
Apr 29, 2009
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
Tourbillon mechanism for a watch having a turning cage mounted in pivoting manner in a first and second cage bearing lodged in fixed elements of the watch; an escapement mobile integral with the cage; and a regulating element in the form of a spiral balance capable of oscillating around a balance staff according to pulses received from the escapement mobile. The balance staff is mounted in pivoting manner in the balance bearings lodged outside the cage. The outer extremity of the spiral hairspring is fastened to the cage through a hairspring stud.
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