Patent ID: 6857976
Filing Date: 2005-02-22
Classification: F16F,F16H,Y10T

Abstract:
1. A rotation force transmitter, comprising: an annular pulley portion having projections and depressions on an outside perimeter thereof; a hub portion having projections and depressions on an outside perimeter thereof; and elastic structures which are placed at predetermined spaces in the perimeter direction and connect an inside perimeter of the pulley portion and the outside perimeter of the hub portion, for absorbing vibrations in the perimeter and radial directions, wherein each elastic structure includes: a first connecting piece which protrudes outwardly in the radial direction from the outside perimeter of the hub portion; a second connecting piece which protrudes inwardly in the radial direction from the inside perimeter of the pulley portion; and an annular member which connects the first connecting piece and the second connecting piece.