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:
Sep. 07, 2021
Filed:
May. 25, 2019
Applicant:
Acer Incorporated, New Taipei, TW;
Inventors:
Assignee:
ACER INCORPORATED, New Taipei, TW;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01H 9/00 (2006.01); G06F 3/033 (2013.01); G01D 5/14 (2006.01); H01H 36/00 (2006.01);
U.S. Cl.
CPC ...
G06F 3/033 (2013.01); G01D 5/145 (2013.01); H01H 36/00 (2013.01);
Abstract
A rotary input device includes a base, a cover, a column, one or more first magnets, one or more second magnets, a plurality of magnetic sensors, and a signal processing circuit. The cover includes a cap portion and a side wall vertically extending from the cap portion. The column surrounded by the side wall includes a first end for connecting to the base and a second end for connecting to the cover. The first magnet surrounds the column and is configured on the cover. The second magnet surrounds the first magnet and is configured on the base. The magnetic sensors are configured on a lateral surface of the column and coupled to the signal processing circuit.