Bicycle frame
AssigneeBird Incorporated
InventorGerard Legerot
Life of this patent
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Abstract
A bicycle frame includes a body and a rigid or vertical suspension and an interchangeable triangular rear assembly. The body includes three pultruded profile sections interconnected by three overmolded housings made of a thermoplastic material comprising a semi-aromatic resin matrix. The interchangeable triangular rear assembly may be mechanically secured to the body via bosses and an output coupling. The frame has vibration damping properties. A method for making and assembling the same is also disclosed.
Claims20
A bicycle frame comprising:
- pultruded profile sections, said pultruded profile sections being plugged at their ends;
- junction housings, said pultruded profile sections and said junction housings thus forming a body;
- and
- a triangulation for attaching a rear wheel to said body, said triangulation comprising bases and guys, being fixed to said body by said junction housings;
- wherein said junction housings connecting the profile sections, and connecting the bases and the guys, are molded from a thermoplastic material comprising a partially aromatic resin.
A bicycle frame, wherein said frame consists essentially of pultruded profile sections, said pultruded profile sections being plugged at their ends;
- junction housings, said pultruded profile sections and said junction housings thus forming a body;
- and
- a triangulation for attaching a rear wheel to said body, said triangulation comprising bases and guys, being fixed to said body by said junction housings;
- wherein said junction housings connecting the profile sections, and connecting the bases and the guys, and said bases and said guys are molded from a thermoplastic material comprising a partially aromatic resin.
Dependencies are inferred from the claim text.