Bicycle folding stem with positioning structure
AssigneeRazor USA LLC
InventorsRobert Chen, Robert Hadley, Erich A.T. Chang
Life of this patent
Estimating the term…
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.
Claims5
A bicycle folding stem with positioning structure, comprising:
- a frame having a seat tube and a head tube;
- a seat post having a tube inserted into said seat tube of said frame to be lifted and lowered and to be secured at a predetermined position;
- a seat mounted on an end of said seat post having a locking portion;
- a front fork having a tube inserted into said head tube of said frame and a fork body at the bottom end of said tube for pivoting a wheel;
- a folding device connected on an end of said front fork, and a stem having a tube connected on said folding device and having a locking portion at top end of said tube, said stem is to be turned to the direction of said seat post while said folding device being unlocked, for said seat post being lowered and said locking portion of said seat locked said locking portion of said stem.
Dependencies are inferred from the claim text.