Bicycle folding stem with positioning structure
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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N/A
Issued Date -
Aug 21, 2003
app pub date -
Jul 3, 2002
filing date -
Feb 21, 2002
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A bicycle folding stem with positioning structure comprises a frame having a seat tube and a head tube. A seat post has a tube inserted into the seat tube of the frame to be lifted and lowered and to be secured at any position. A seat is mounted on an end of the seat post having a locking portion. A front fork has a tube inserted into the head tube of the frame and a fork body at the bottom end of the tube for pivoting a wheel. A stem is pivoted on the front fork at the top end thereof to be turned to the seat post for said seat post being lowered and said locking portion of said seat locked said stem.
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