Patent ID: 6755769
Filing Date: 2004-06-29
Classification: A63B

Abstract:
An adjustable crank exercise apparatus comprising;a frame structure; a rotation assembly mounted on said frame structure, wherein said rotation assembly includes at least two rotatable members, said rotatable members being operatively connected together by a connection means such that said rotatable members rotate at generally the same angular velocity and angular acceleration; and foot engagement means connected to said rotation assembly, wherein said foot engagement means includes front and rear connection members and two foot engaging members, each of said foot engaging members being connected to one side of each of said rotatable members through said connection members such that both foot engaging members remain in a generally horizontal position as said rotatable members rotate, said foot engaging members and said connection members being attached together along horizontal axes restricting relative movement to rotation about said axes, said front connection members including a spring assembly means for automatic adjustment; whereby a user may perform a type of cycling routine while in a standing position such that the front of said foot engaging members fall at a faster rate than the rear of said foot engaging members.