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:
Dec. 04, 1990
Filed:
Nov. 27, 1989
Charles E Kraus, Austin, TX (US);
Charles B Lohr, Austin, TX (US);
Excelermatic Inc., Austin, TX (US);
Abstract
In an infinitely variable transmission wherein two toric traction discs are rotatably supported opposite one another so as to define therebetween a toric cavity in which at least two motion transmitting traction rollers are disposed in engagement with the toric discs and supported by pivot trunnions, means are provided for controllably pivoting the trunnions for a transmission ratio change, and cross-links are mounted to the end faces of the trunnions so as to permit pivotal motion of the trunnions only in unison and in an opposite sense, the cross-links have overlapping center sections with stop surfaces arranged to engage one another in the pivotal end positions of the trunnions for limiting their pivotal movement.