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. 31, 2019
Filed:
Feb. 05, 2018
Applicant:
Blancpain SA, Le Brassus, CH;
Inventor:
Martin Robin, Geneva, CH;
Assignee:
Blancpain SA, Le Brassus, CH;
Primary Examiner:
Int. Cl.
CPC ...
G04B 19/26 (2006.01); G04B 19/04 (2006.01);
U.S. Cl.
CPC ...
G04B 19/268 (2013.01); G04B 19/046 (2013.01);
Abstract
A lunar phase display device including an annular cover including four ring portions, two successive ring portions being separated by a convex lobe projecting radially towards the inside of the annular cover; a moon indicator disc, a drive device arranged to move the moon indicator disc so that the disc makes a cycloidal trajectory between two successive lobes, the moon indicator disc being at least partially occulted by each of the two lobes during one portion of the cycloidal trajectory so as to reproduce the phases of the moon during a lunar month.