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:
Feb. 19, 1980
Filed:
Sep. 30, 1977
Applicant:
Inventor:
Rene Besson, Neuchatel, CH;
Assignee:
Ebauches S.A., Neuchatel, CH;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G04B / ;
U.S. Cl.
CPC ...
58 58 ; 58 / ;
Abstract
An apparatus for advancing a date indicator of an electromechanical calendar watch. An hour indicator is driven through two normal operating revolutions of twelve hours each while keeping the date indicator fixed. The hour indicator then is driven through at least one more revolution at a speed much greater than the two normal operating revolutions to advance quickly the date indicator one day through a gearing connecting the hour indicator to the date indicator.