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:
Mar. 12, 2024
Filed:
Nov. 27, 2020
Nhk Spring Co., Ltd., Yokohama, JP;
Takashi Eguchi, Yokohama, JP;
Yusuke Tanaka, Yokohama, JP;
NHK SPRING CO., LTD., Yokohama, JP;
Abstract
A leaf spring device includes a plurality of leaf springs, in which a restricting protrusion is provided on one leaf spring, a recessed part is formed on the other leaf spring, a first side surface of the restricting protrusion and a third side surface of the recessed part face each other in a plate width direction, a second side surface of the restricting protrusion and a fourth side surface of the recessed part face each other in the plate width direction, a first inclined surface is formed on one of the first and third side surfaces to be further away from the other thereof from a central portion toward a first direction, and a second inclined surface is formed on one of the second and fourth side surfaces to be further away from the other thereof from the central portion toward a second direction.