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US 2003/0148856 A1Published application
Exerciser having a solid driving structure
OwnerShih Chuan Lianginventor
Life of this patent
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Abstract
A exerciser includes a base having a hub for rotatably receiving a spindle which has a radially extended peripheral plate, a rotary member rotatably engaged onto the spindle, a unidirectional driving device having a frame engaged between the peripheral plate and the rotary member, and a pair of cranks coupled to the spindle for driving the rotary member unidirectionally with the driving device. The frame includes a bore for receiving the peripheral plate of the spindle, and having an inner diameter greater than the outer diameter of the spindle.
Claims7
A exerciser comprising:
- a base including a hub provided therein,
- a spindle rotatably retained in said hub of said base, and including a peripheral plate extended radially outward therefrom,
- a rotary member rotatably engaged onto said spindle,
- a unidirectional driving device including a frame engaged between said peripheral plate and said rotary member, and
- a pair of cranks coupled to said spindle for driving said rotary member unidirectionally with said unidirectional driving device.
2 more elements
Dependencies are inferred from the claim text.