Patent ID: 6050155
Filing Date: 2000-04-18
Classification: F16H,Y10T

Abstract:
A harmonic drive transmission arrangement having an input member and an output member, said transmission comprising:a generally cylindrically shaped housing including having a circular spline gear arranged therein, and a cup-shaped flexspline with an array of radially outwardly directed gear teeth on a first end thereof, engaged with said circular spline gear;a wave generator rotatably supported on said input member radially inwardly of said gear teeth on said flexspline;an annular diaphragm arranged at a second end of said cup-shaped flexspline;a flange integral to said diaphragm to permit said cup-shaped flexspline to be securely attached to said output member, for the transmission of input through said harmonic drive transmission arrangement, and out said output member through said flange;a ""U"" shaped channel annularly arranged between said diaphragm and said flange said diaphragm being of tapered thickness, becoming thicker in the radially inward direction.