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. 11, 2010
Filed:
Jun. 11, 2008
Karl-friedrich Scheufele, Prangins, CH;
Karl-Friedrich Scheufele, Prangins, CH;
Chopard Manufacture SA, Fleurier, CH;
Abstract
Clutch device for timepiece, comprising first and second coaxial rotary mobile parts () able to take up a relative axial coupled position in which a rotation of the first mobile part () gives rise to a rotation of the second mobile part (), and a relative axial uncoupled position in which a rotation of the first mobile part () does not give rise to a rotation of the second mobile part (), characterised in that is also comprises a friction element of viscoelastic material () intercalated between the mobile parts () in order to transmit the rotation of the first mobile part () in the coupled position to the second mobile part ().
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile