Bicycle frame

Application Number: 00110347
Application Date: 2000.04.24
Publication Number: 1266792
Publication Date: 2000.09.20
Priority Information:
International: B62K3/02
Applicant(s) Name: Li Zhonghe
Inventor(s) Name: Li Zhonghe
Patent Agency Code: 00000
Patent Agent:
Abstract A seesaw-type bicycle frame for both entertainment and generating the second drive force for realizing dual drives includes vertical front tube joined to front end of central beam and boosting rod linked to central beam by pin joint. It features that the back end of central beam and the back end of seesaw-type arm are assembled together by axle, the central beam and seesaw-type arm have holes for mounting drive unit, and said seesaw-type arm has link receptor at its front end and assembly hole of back wheel at its middle. The bicycle with said frame features long force arm, simple structure, high speed and saving labour.