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. 21, 1993
Filed:
Feb. 18, 1992
Applicant:
Inventors:
Noritoshi Takamura, Kanagawa, JP;
Yuichi Nagase, Kanagawa, JP;
Assignee:
NHK Spring Co., Ltd., Kanagawa, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16F / ; F01L / ;
U.S. Cl.
CPC ...
267170 ; 267179 ;
Abstract
A spring system for applying an elastic restoring force to a moveable member undergoing a reciprocating movement. This spring system includes a coil spring made of steel and having a moveable end engaged to a moveable member and a fixed end engaged to a fixed member. The moveable end is formed as an open end. A spring seat member is interposed between the moveable end of the coil spring and the moveable member. The spring seat member has a receiving surface contoured to snugly receive the moveable end of the coil spring.