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:
Mar. 21, 2017
Filed:
May. 18, 2016
Eta SA Manufacture Horlogere Suisse, Grenchen, CH;
Matthaus Friedli, Solothurn, CH;
Roman Egli, Oensingen, CH;
ETA SA Manufacture Horlogère Suisse, Grenchen, CH;
Abstract
Timepiece wheel set () including an arbor () carrying a wheel (), and a heart cam () in an angularly indexed position with respect to the wheel (), the heart cam () is freely mounted in a radial direction (R) with respect to the axis (D) of the arbor (), and is returned in a neutral position towards the axis (D) by at least one flexible element (), which is either a strip () incorporated in the heart cam (), or a spring () inserted between the wheel () and the heart cam (), and the flexible element () is dimensioned to damp impacts applied to a peripheral cam track () comprised in the heart cam ().