Bicycle Crank
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Issued Date -
Sep 12, 2024
app pub date -
Feb 29, 2024
filing date -
Mar 9, 2023
priority date (Note) -
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status (Latency Note)
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Abstract
The invention discloses a bicycle crank comprising a first connecting seat, a second connecting seat, a first connecting arm and a second connecting arm, the first connecting seat is connected to an external toothed disc or rotating shaft; the second connecting seat is spaced apart from the first connecting seat and is connected with an external pedal pivotally; the first connecting arm and the second connecting arm are respectively made by fiber winding technology and hot press molding, and have a predetermined length, and the first connecting arm and the second connecting arm are spaced apart from each other and respectively bridged between the first connecting seat and the second connecting seat to connect the first connecting seat with the second connecting seat.
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