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. 04, 2003
Filed:
Sep. 26, 2000
Nissan Motor Co., Ltd., Yokohama, JP;
Abstract
A toroidal type continuously variable transmission includes trunnions ( ) formed with shoulder portions ( ) which oppose an upper link ( ) and a lower link ( ), and projections ( ) on the links ( ) which can slide on the shoulder portions ( ) when the links ( ) perform swinging movement. Along with forming the trunnions ( ) in single units by forging, step portions ( B) are arranged between the shoulder portions ( ) and sloping portions ( ) of the offset portions ( A). Planar portions ( A) are formed in the shoulder portions ( ) which can slide on the projections ( ) by cutting or grinding so that their radiuses R from the rotation axes ( C) up to the end portions of the step portions ( B) are set in advance.