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:
Dec. 09, 2014
Filed:
Jan. 07, 2011
Sylvain Geiser, Aire-la-Ville, CH;
Sylvain Geiser, Aire-la-Ville, CH;
Patek Philippe SA Geneve, Geneva, CH;
Abstract
A backlash-compensating mobile () intended to form a gear with a second mobile () and having rigid teeth () and backlash-compensating leaf springs (), is characterized in that the rigid teeth () are distributed in groups of consecutive teeth, each group having a first rigid tooth () and a second rigid tooth () having respective mutually facing meshing flanks () to permit the displacement of the second mobile () in both directions, and in that the leaf springs () are interleaved between these groups in spaces not intended to receive the teeth () of the second mobile (), and extend beyond the tip circle (Ca) of the rigid teeth () in order to cooperate with the second mobile ().