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:
May. 01, 2012
Filed:
Jun. 22, 2007
Applicants:
Hiroki Nishii, Fujisawa, JP;
Eiji Inoue, Fujisawa, JP;
Norihisa Kobayashi, Fujisawa, JP;
Toshiro Toyoda, Fujisawa, JP;
Inventors:
Hiroki Nishii, Fujisawa, JP;
Eiji Inoue, Fujisawa, JP;
Norihisa Kobayashi, Fujisawa, JP;
Toshiro Toyoda, Fujisawa, JP;
Assignee:
NSK Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16H 37/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
In this toroidal continuously variable transmission unit, a carrierand a discis brought into direct friction contact with each other, and power transmission between the carrierand the discis implemented by friction force. Because of this, the necessity of machining a gear or claw on the disc or carrier, which has conventionally be done, is obviated, whereby a manufacturing process can be shortened and manufacturing costs can largely be reduced.