Patent ID: 7076948
Filing Date: 2006-07-18
Classification: F16H

Abstract:
1. A hydraulic continuously variable transmission, comprising: a swash plate plunger pump and a swash plate plunger motor connected to each other through a closed hydraulic circuit; an input gear operatively connected to said swash plate plunger pump and having a rotational center axis; at least one of said swash plate plunger pump and said swash plate plunger motor comprising a pivotally movable swash plate supported to be movable about a pivot axis extending in a direction substantially perpendicular to the rotational center axis of said input gear; a swash plate adjustment mechanism for use in pivotally adjusting said pivotally movable swash plate; and a servo motor operatively attached to said swash plate adjustment mechanism for adjusting a pivot angle of said pivotally movable swash plate, said servo motor having an output shaft disposed in parallel to the rotational center axis of said input gear; wherein the input gear is arranged between a swash plate surface of a pump swash plate member and the servomotor, and said servo motor partially overlaps said input gear in side view.