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:
Feb. 25, 2014
Filed:
Aug. 09, 2012
Shigeru Kuroda, Yokohama, JP;
Shuji Ohmura, Yokohama, JP;
Shigeru Kuroda, Yokohama, JP;
Shuji Ohmura, Yokohama, JP;
NHK Spring Co., Ltd., Tokyo, JP;
Abstract
A ball seat made of a resin material having a recessed spherical surface and an external peripheral surface, a stud ball having a spherical head portion that engages with the recessed spherical surface in a rotatable manner, and a housing that accommodates the ball seat which is inserted from an opening portion toward a bottom surface, and comprises a ball seat insertion unit where an inner peripheral surface is engaged with an external peripheral surface of the ball seat are provided, wherein an external diameter of the external peripheral surface increases from the bottom surface toward the opening portion, and an internal diameter of the inner peripheral surface increases from the bottom surface toward the opening portion.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile