Invention Grant
US08820764B2 Bicycle frame 有权
自行车架

  • Patent Title: Bicycle frame
  • Patent Title (中): 自行车架
  • Application No.: US13419134
    Application Date: 2012-03-13
  • Publication No.: US08820764B2
    Publication Date: 2014-09-02
  • Inventor: Robert M Deily
  • Applicant: Robert M Deily
  • Agent Edward L. White
  • Main IPC: B62K3/02
  • IPC: B62K3/02 B62K3/04
Bicycle frame
Abstract:
A bicycle frame comprising: a head, top, down and seat tubes along with a bottom bracket; a pair of seat and lower chain stays; and a pair of upper chain stays, the upper chain stays attached to at least one frame component selected from the down tube, the seat tube, and the bottom bracket, whereby, the addition of the upper chain stays adds rigidity to the frame to resist torque forces applied to the bottom bracket.
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