Guide sprocket wheel, more particularly for the gear shift devic

Endless belt power transmission systems or components – Positive drive pulley or guide roll – With particular belt

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Details

474 82, F16H 5530, F16H 1108, B62M 912

Patent

active

043928412

ABSTRACT:
Guide sprocket wheel comprising a plurality of teeth corresponding to the pitch of the chain, the tops of the teeth being chamfered on bevelled on the periphery and on the lateral faces of the wheel. The angles of incidence of the teeth are cut off by further chamfers or bevels around the profile of the teeth, which gradually reduce the thickness of the teeth from the base to the tops thereof.

REFERENCES:
patent: 257445 (1882-05-01), Lechner
patent: 590649 (1897-09-01), Ribyu, Jr.
patent: 591270 (1897-10-01), Gauthier
patent: 2602343 (1952-07-01), Barrett et al.
patent: 3448628 (1969-06-01), Shimano et al.
patent: 3969947 (1976-07-01), Martin et al.
patent: 4174642 (1979-11-01), Martin et al.

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