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:
Jun. 24, 2025
Filed:
Dec. 13, 2021
Nidec Instruments Corporation, Nagano, JP;
Masao Tsuchihashi, Nagano, JP;
NIDEC INSTRUMENTS CORPORATION, Nagano, JP;
Abstract
A case of an actuator includes a cylinder member and a first lid member closing one opening of the cylinder member. A fixing part fixing the first lid member and the cylinder member includes a first protrusion protruding from the first lid member, a second protrusion protruding from the first lid member on a second direction Xside of the first protrusion, a first recessed part into which the first protrusion is inserted, and a second recessed part into which the second protrusion is inserted. Before the first protrusion is inserted into the first recessed part, a first protrusion width dimension of the first protrusion is larger than a first recessed part width dimension of the first recessed part, and a second protrusion width dimension of the second protrusion is larger than a second recessed part width dimension of the second recessed part.