Patent ID: 7669872
Filing Date: 2010-03-02
Classification: B62K

Abstract:
1. A folding mechanism, comprising: a rear frame member of a bicycle, which has a combining structure including a first joining surface; a front frame member of the bicycle, which has a second joining surface for being joined with the first joining surface; at least one pivot structure, which is provided at an edge of the combining structure for connecting the front frame member, such that the front frame member and the rear frame member can relatively move on the pivot structure to make the first joining surface and the second joining surface be separated or joined mutually wherein, the front frame member includes a top tube, a down tube, a seat tube and a head tube, in which the top tube and the down tube are horizontally welded with the seat tube and the head tube, which are vertically positioned, and the second joining surface is deposited on the seat tube wherein, the second joining surface is extended along a lengthwidse measure of the seat tube wherein, the rear frame member comprises the combining structure, a rear fork and a pair of chain stays, in which each of the rear fork and the chain stays has one end thereof welded with the combining structure.