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.

Date of Patent:
Jan. 11, 2022

Filed:

Oct. 11, 2017
Applicant:

Mitsubishi Electric Corporation, Tokyo, JP;

Inventors:

Shinya Takaoka, Tokyo, JP;

Akinori Tsukaguchi, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 3/039 (2013.01); G06F 3/0362 (2013.01); G06F 3/044 (2006.01);
U.S. Cl.
CPC ...
G06F 3/0393 (2019.05); G06F 3/0362 (2013.01); G06F 3/044 (2013.01);
Abstract

It includes a knob including: an operation portion comprised of a ring-shaped conductive material, a rotational operation being performed on the operation portion; a rotary supporting member comprised of a ring-shaped non-conductive material and fixed onto a capacitive type touch panel, for rotatably supporting the operation portion; a ring-shaped concave groove disposed in the rotary supporting member; and a conductive conducting terminal portion electrically connected to the operation portion and rotating inside the concave groove integrally with the operation portion, the position of the conducting terminal portion being detected by the touch panel, wherein the conducting terminal portion is comprised of a plurality of conducting terminal portions, surfaces of the conducting terminal portions being in contact with the concave groove, at least two of the surfaces of the conducting terminal portions being different in contact area from each other.


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