Patent ID: 7267639
Filing Date: 2007-09-11
Classification: A63B,Y10T

Abstract:
1. A compound bicycle exercising device comprising: a base; a pair of foot pedals rotatably attached to said base via a spindle and cranks; a right handle stem and a left handle stem, each having an upper portion and a lower portion pivotally attached to said base with a pivot axle, said handle stems reciprocate back and forth when pushed and pulled by a user; a first rotary member and a second rotary member secured coaxially to said lower portion of the right handle stem, and a third rotary member and a fourth rotary member secured coaxially to said lower portion of the left handle stem wherein the rotary members rotate in concert with said handle stems relative to said pivot axle; a second spindle, rotatably supported on said base, includes two end portions, each end portion having a first follower and a second follower rotatably attached thereon with unidirectional bearings; a first coupling member and a second coupling member coupled to said first and second rotary members respectively and first and second followers respectively on one end of the second spindle, and a third coupling member and a fourth coupling member coupled to said third and fourth rotary members respectively and first and second followers respectively on the other end of the second spindle wherein the second rotary member and the third rotary member rotate the second spindle in a first direction; and a pair of rotary elements, one engaged with said first coupling member and the other engaged with said fourth coupling member, is arranged so that when said first and fourth rotary members are rotated in a second direction opposite to said first direction, the first and fourth rotary members still drive the second spindle such that said second spindle is continuously rotated and driven when said handle stems are rotated in the first direction and the second direction.