Title:
SPORTS EQUIPMENT HAVING LEFT AND RIGHT PEDAL CRANKS AND RELATED COMOVEMENT STRUCTURES THEREOF DRIVEN IN PARALLEL OR ALTERNATELY
Document Type and Number:
WIPO Patent Application WO/2019/210700
Kind Code:
A1
Abstract:
Sports equipment having left and right pedal cranks (1, 2) and related comovement structures thereof driven in parallel or alternately. By means of the provided crank return structure system in a cable or eccentric cam or eccentric bearing or crankshaft or other suitable forms or/and a corresponding crank angle variation mechanism (123), left and right pedal cranks (1, 2) or/and left and right elliptical (circumferential) sports pedals (90) driven thereby or/and left and right manual swing arm structures (91) of related sports equipment are driven in parallel or alternately, and the left and right elliptical (circumferential) sports pedals (90), etc. which are parallel to each other are easily started and driven better by 360 degrees, so that corresponding sports equipment such as an exercise bike or elliptical machine or horse riding machine or rowing machine or bicycle and composite sports equipment products that can be easily formed can achieve more plentiful and more complete use function and higher market value.
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Inventors:
MENG JIE (CN)
Application Number:
PCT/CN2019/000083
Publication Date:
November 07, 2019
Filing Date:
April 30, 2019
Export Citation:
Assignee:
MENG JIE (CN)
International Classes:
A63B22/08; B62M1/12
Foreign References:
| CN1271612A | 2000-11-01 | |||
| CN2563085Y | 2003-07-30 | |||
| CN1548328A | 2004-11-24 | |||
| CN2406910Y | 2000-11-22 | |||
| CN2194860Y | 1995-04-19 | |||
| US8936535B1 | 2015-01-20 | |||
| US20170028250A1 | 2017-02-02 |
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