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:
Apr. 12, 2022
Filed:
Dec. 28, 2017
Applicant:
Aeolus Robotics Corporation Limited, Hong Kong, HK;
Inventors:
Assignee:
AEOLUS ROBOTICS CORPORATION LIMITED, Wanchai, HK;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01B 11/26 (2006.01); G01B 11/02 (2006.01); G01D 5/347 (2006.01);
U.S. Cl.
CPC ...
G01B 11/26 (2013.01); G01B 11/026 (2013.01); G01D 5/3473 (2013.01);
Abstract
A coding disc having a first surface and a second surface opposite to the first surface is provided. The coding disc includes a first aperture and a second aperture. The first aperture penetrates the coding disc from the first surface of the coding disc to the second surface of the coding disc. The first aperture has a first width. The second aperture penetrates the coding disc from the first surface of the coding disc to the second surface of the coding disc. The second aperture has a second width. The second width of the second aperture is different from the first width of the first aperture.