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:
Oct. 23, 2018
Filed:
Nov. 18, 2015
Panasonic Intellectual Property Management Co., Ltd., Osaka, JP;
Hironori Tomita, Nara, JP;
Teruyuki Takizawa, Osaka, JP;
Hideki Shirane, Osaka, JP;
Takeshi Nakazawa, Hyogo, JP;
Jiro Seki, Osaka, JP;
Abstract
An input/output operation device () includes: an operation part (); a movable unit () including a loosely fitted space inside, a main body supporting the operation part () and including a first loosely fitted surface () exposed in the loosely fitted space, and at least one drive magnet (); a fixed unit including a second loosely fitted surface () in point- or line-contact with the first loosely fitted surface of the movable unit, a holder () supporting the movable unit for free rotation, a base () including a space for accommodating at least a part of the movable unit and supporting the holder, and at least one drive coil (); a drive part to rotate the movable unit with respect to the fixed unit; and a detector to detect a position of the operation part in the fixed unit. One of the first and second loosely fitted surfaces includes an inner peripheral surface formed into a recessed portion, and another one of the first and second loosely fitted surfaces includes at least one protruded spherical surface.