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. 29, 2026
Filed:
Apr. 28, 2022
Applicant:
Nhk Spring Co., Ltd., Kanagawa, JP;
Inventors:
Assignee:
NHK SPRING CO., LTD., Kangawa, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B25J 17/00 (2006.01); B23K 26/21 (2014.01);
U.S. Cl.
CPC ...
B25J 17/00 (2013.01); B23K 26/21 (2015.10);
Abstract
A bending structure includes a bending part that is elastically bendable with respect to the axial direction, a movable part serving as an end member that is attached to an end of the bending part in the axial direction, a thin part that is formed at the movable part and is thinner than the movable part in the axial direction, a notch that is provided at the movable part and exposes the thin part in the axial direction in a manner capable of being irradiated with a laser light of laser welding, and a welding part that is formed at the thin part by laser welding and joins the thin part to the bending part.