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:
Jan. 16, 1990
Filed:
May. 27, 1988
Hisanobu Kanamaru, Katsuta, JP;
Kouji Harada, Katsuta, JP;
Hitachi, Ltd., Tokyo, JP;
Abstract
A universal joint comprising, first and second rotating members each having a rotating axis, and arranged end to end with a distance therebetween. A guide pin is providing having a spherical portion at one end thereof and rotatably and swingably held by the first member at the rotating axis. The other end of the guide pin is slidably inserted in the second member along the rotating axis, and a pair of driving pins are arranged symmetrically with respect to the guide pin, and each having one end swingably and radially slidably held by the first member and the other end inserted in the second member, one end of each the driving pin being slidable axially.