The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 17, 2011
Filed:
Oct. 05, 2007
Patrick Kury, Langendorf, CH;
Patrick Kury, Langendorf, CH;
Eterna SA Fabrique d'horlogerie, Grenchen, CH;
Abstract
A timepiece includes a platen () and a barrel mounted on the platen, the barrel including: a drum () with a bottom and side walls; a shaft () extending through the drum at the center thereof and provided with pivoting elements () 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 () through which the shaft extends and closing the drum, a ratchet wheel () being kinematically connected to the shaft for winding the spring. According to the invention, the drum is pivoted via a first ball bearing () having a bushing () connected to the platen and another bushing () connected to the bottom of the drum.