Patent ID: 7691030
Filing Date: 2010-04-06
Classification: A63B

Abstract:
1. A shock-absorbing device for an exercycle dynamo, wherein the exercycle comprises a base frame, a driving wheel rotatably disposed on the base frame, a dynamo disposed on the base frame and including a rotor and a stator, and a belt straddling on the driving wheel and the rotor, the shock-absorbing device comprises: a bracket includes a base plate integral with a side plate, the base plate and the side plate are respectively defined with plural mounting holes; plural first elastic members each are defined with an axial through hole, each of two opposite ends of the respective first elastic members extends to form a radial stop flange, the first elastic members are accommodated in the respective mounting holes of the base plate and the side plate of the bracket and the two stop flanges of each of the first elastic members abut against hole edges at both ends of the respective mounting holes; plural second elastic members each are provided with a screw at each of two opposite ends thereof, each of the two screws of the respective second elastic members has a head portion disposed in the respective second elastic members and a body portion extended out of the respective second elastic members, the body portion of one of the two screws of the respective second elastic members is inserted through the through hole of the respective first elastic members disposed on the side plate and screwed with a nut, the body portion of the other of the two screw of the respective second elastic members is fixed to the stator of the dynamo; and plural positioning members each have one end inserted through the through hole of the respective first elastic members disposed on the base plate and screwed with a nut, and the other end fixed on the base frame.