Patent ID: 7179201
Filing Date: 2007-02-20
Classification: A63B

Abstract:
1. A stationary exercise apparatus comprising: a frame; a crank system coupled to the frame, wherein the crank system comprises a left crank and a right crank; a left arm link coupled to the frame; a right arm link coupled to the frame; a left foot member configured to travel in multiple paths, said left foot member having a forward end and a rearward end wherein the left foot member is coupled at its forward end to the left arm link; a left cam having a forward end and a rearward end, said left cam coupled to the left crank and coupled to the left foot member proximal the rearward end of the left foot member so that at least a portion of a user's left foot is behind the forward end of said left cam and wherein the left foot member and the left arm link are configured to allow a substantially instantaneous variable stride of the left foot; a right foot member configured to travel in multiple paths, said right foot member having a forward end and a rearward end wherein the right foot member is coupled at its forward end to the right arm link; and a right cam having a forward end and a rearward end, said left cam coupled to the left crank and coupled to the right foot member proximal the rearward end of the right foot member so that at least a portion of a user's right foot is behind the forward end of said right cam and wherein the right foot member and the right arm link are configured to allow a substantially instantaneous variable stride of the right foot, wherein the left foot member and the right foot member are cross coupled so that the left foot member may move in opposition to the right foot member, and wherein the apparatus is configured such that the feet of the user may travel in a substantially closed path.