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:
Sep. 20, 2005
Filed:
Jan. 16, 2003
Kouji Ishikawa, Kanagawa, JP;
Yutaka Sato, Kanagawa, JP;
Kouji Ishikawa, Kanagawa, JP;
Yutaka Sato, Kanagawa, JP;
NSK Ltd., Tokyo, JP;
Abstract
A toroidal-type continuously variable transmission has: an input shaft; an input disk and an output disk; a displacement shaft having a support shaft portion and a pivotal shaft portion; a trunnion having a support hole for supporting the support shaft portion; a first radial bearing supporting the support shaft portion within the support hole; a power roller having an insertion hole for receiving the pivot shaft portion; a second radial bearing supporting the pivot shaft portion within the insertion hole; and a thrust bearing including an outer ring and rolling elements, wherein a first bottom plate portion is provided at the support hole so as to close an opening of the support hole, a second bottom plate portion is provided at the insertion hole so as to close an opening of the insertion hole; and the displacement shaft and the outer ring are formed integrally with each other.