Patent ID: 9327162
Filing Date: 2016-05-03
CPC Classification: A63B

Claim Text:
1. An exercise apparatus comprising: a main device having a handle member and a seat member assembled thereon, the main device having a driver set rotatably assembled thereon, the driver set having a first driver member, the first driver member having a plurality of first driver units which are of various sizes and are coaxial, the driver set having two pedals assembled at two sides thereof, the two pedals configured for a user to tread on to rotate the driver set, the main device having a wheel member rotatably assembled thereon, a second driver member assembled at an axle of the wheel member, the second driver member having a plurality of second driver units which are of various sizes and are coaxial, a first connecting member connecting the first driver member and the second driver member so as to drive the wheel member to rotate, the first connecting member mounted around one first driver unit and one second driver unit, the first connecting member shifted from one position to another position by a shifting device, so as to be mounted around another first driver unit or another second driver unit; and a resistance device assembled on the main device, the resistance device configured to create a resistance force to the wheel member; wherein the driver set has a central hole formed therethrough at the center thereof; a rotating member is rotatably assembled at the central hole; the rotating member has a through hole formed therethrough; a distance is defined between a center of the through hole and a center of the rotating member;, a spindle passes through the through hole; two crank arms are respectively connected to two ends of the spindle; a flywheel is rotatably assembled on the main device; the flywheel contacts the wheel member so that the flywheel is rotated by the rotation of the wheel member, a second connecting member connects the flywheel and the rotating member, so as to drive the rotating member to rotate.