Drive sprocket device

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

Patent

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Details

474158, 30381, F16H 706

Patent

active

056674503

ABSTRACT:
A saw chain of a chain saw is driven by a drive sprocket assembly including a drive sprocket and a pair of separate drive rings arranged coaxially and rotatably on the drive sprocket. Drive links of the saw chain extend through an annular space formed between the drive rings and enter recesses formed in the drive sprocket to be driven thereby.

REFERENCES:
patent: 3410147 (1968-11-01), Scott-Jackson
patent: 3519037 (1970-07-01), Linkfield
patent: 3669162 (1972-06-01), Irgens
patent: 3857179 (1974-12-01), Haudt et al.
patent: 5098348 (1992-03-01), Oneel
patent: 5303477 (1994-04-01), Kuzarov

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