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:
Mar. 27, 2007
Filed:
Feb. 09, 2004
Toshirou Toyoda, Kanagawa, JP;
Shinji Miyata, Kanagawa, JP;
Hidekazu Watanabe, Saitama, JP;
NSK Ltd., Tokyo, JP;
Abstract
A continuously variable transmission apparatus coupled to a drive source has an input shaft, an output shaft, a toroidal-type continuously variable transmission having a pair of input side disks an output side disk, a trunnion, a support shaft and a power roller, and the planetary gear mechanism having a sun gear, a ring gear, a carrier and a planetary gear, wherein a plurality of projections are projected from the one input side disk and provided at positions closer to the outside diameter than to the diameter of a pitch circle of a traction section being close to the outermost diameter of the input side disk, a plurality of engagement sections formed in the carrier, and transmission of power between the carrier and the one input side disk is carried out by coupling the plurality of projections with the plurality of engagement sections.