Endless belt power transmission systems or components – Positive drive pulley or guide roll – With particular belt
Patent
1988-03-14
1988-10-11
Bui, Thuy M.
Endless belt power transmission systems or components
Positive drive pulley or guide roll
With particular belt
30381, 83834, F16H 5530
Patent
active
047768266
ABSTRACT:
A saw chain sprocket has wear indicating grooves disposed in the saw chain contacting surface, each groove being located at a predetermined distance from the tip of the saw chain driving tooth such that when the sprocket surface is worn to the depth of one of the grooves, sprocket replacement is indicated as necessary.
REFERENCES:
patent: 3059491 (1962-10-01), Hoff, et al.
patent: 3087350 (1963-04-01), Reed
patent: 3099924 (1963-08-01), Armstrong
patent: 3135127 (1964-06-01), Reed
patent: 3491806 (1970-01-01), Kaisser et al.
patent: 4593591 (1986-06-01), Beerens
Blount, Inc.
Bui Thuy M.
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