Toroidal-type continuously variable transmission

Details Toroidal-type continuously variable transmission Toroidal-type continuously variable transmission

2005-09-20

2005-09-20

Joyce, William C. (Department: 3682)

Friction gear transmission systems or components

Friction gear includes idler engaging facing concave surfaces

Toroidal

C476S046000

Reexamination Certificate

active

06945904

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.

REFERENCES:
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patent: 11-94041 (1999-04-01), None
patent: 2001-263442 (2001-09-01), None
patent: 2001-304366 (2001-10-01), None

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