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. 19, 1991
Filed:
Oct. 02, 1989
Yoichi Inoue, Kiryu, JP;
Mitsuba Electric Mfg. Co., Ltd., Gunma, JP;
Abstract
A joint device wherein spherical shaft is pressed into and coupled with a spherical bearing member made of resin through an opening formed in a portion of a spherical bearing portion a generally cylindrical skirt portion is formed at the opening of the spherical bearing member such that the minimum inside diameter of the skirt portion is smaller than the inside diameter of the opening, and a flex starting portion is formed at a position close to the skirt portion of the spherical bearing portion. The inner peripheral surface of the skirt portion is tapered inwardly in a direction away from the spherical bearing portion. An inwardly raised portion is provided at a portion of the inner peripheral surface of the skirt portion.