A - Human Necessities – 63 – B
Patent
A - Human Necessities
63
B
A63B 21/005 (2006.01) A63B 21/00 (2006.01) A63B 24/00 (2006.01)
Patent
CA 2101353
Abstract: A dynamic resistance device for an exerciser, comprises a bracket; an actuating device which is mounted within said bracket, which includes a motor and an output shaft; a winch which includes a winding drum and a cable, the winding drum is extended coaxially with a first rotating shaft and a second rotating shaft, as the winding drum rotates, the first and second rotating shaft will rotate consequently, one end of the cable is fixed on the winding drum, and the cable is wound within a spiral slot of the winding drum; a reduction device includes a first liming wheel and a second timing wheel, the first and second timing wheel are connected with a timing belt, the timing wheel is fixed on the output shaft of the motor, and the second timing wheel is fixed on the first rotating shaft which is connected to winding drum; a fairleader includes a stopping plate and a rubber ball, stopping plate is bridged on the top of bracket and has a slot thereof, the cable can pass through the slot freely, the diameter of the rubber ball is larger than the width of the slot, hence the rubber ball will be limit thereon as the cable is retrieved into the winding drum; and a cover which can be attached to the bracket to prevent dirt and debris.
Gowling Lafleur Henderson Llp
Wu Hong-Chi
LandOfFree
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