Inboard derailleur for multispeed bicycles

Details Inboard derailleur for multispeed bicycles Inboard derailleur for multispeed bicycles

B - Operations, Transporting

62

M

74/32

B62M 9/12 (2006.01)

Patent

CA 1065161

ABSTRACT OF THE DISCLOSURE The derailleur is mounted inboard as respects the bicycle frame. It is aligned with the rear drive sprockets. The take=up cage carrying sprocket wheels over which the slack part of the chain passes is carried on an actuating rod or stem, which engages a positioning means which provides for positive transfer of the chain from one drive sprocket to another, and for positive alignment of the take-up means and drive chain with individual drive sprockets. The positioning means is in the form of overlying plates, having overlying slots configurated to positively guide the stem carrying the take-up cage to assure the positive transfer of the drive chain, and positive alignment with individual drive sprockets.

278315

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