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.

Date of Patent:
May. 27, 2003

Filed:

Dec. 05, 2000
Applicant:
Inventors:

Se-Kyong Song, Seoul, KR;

Dong-Soo Kwon, Taejon, KR;

Wan Soo Kim, Seoul, KR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16C 1/100 ; F16C 1/106 ;
U.S. Cl.
CPC ...
F16C 1/100 ; F16C 1/106 ;
Abstract

A spherical joint for coupling three or more links together at one point. The joint includes a bail and a hollow spherical body wrapping the ball therein. The ball is movable in the hollow spherical body. An upper link inserted into and fixed to the hollow spherical body through an upper link insertion opening formed on the hollow spherical body. Lower links are connected to the hollow spherical body through lower link insertion openings, wherein the number of the lower links correspond to that of the hollow spherical body. Link support discs are set within a gap between outer surface of the central ball and inner surface of the hollow spherical body and fixed to each end of the lower link, and all the axes of the lower links and the upper link are coincident with a center point of the ball.


Find Patent Forward Citations

Song, Se-Kyong. (2003). Spherical joint for coupling three or more links together at one point (U.S. Patent No. 6568871). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6568871

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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