Wheelwright machines – Grooving – slitting and/or lacerating of rubber tires
Patent
1991-09-30
1993-09-28
Meislin, D. S.
Wheelwright machines
Grooving, slitting and/or lacerating of rubber tires
30140, B29D 3068
Patent
active
052479838
ABSTRACT:
This device, designed for recutting the grooves of pneumatic tire treads, is composed of a knife whose shape corresponds to the said groove section to be recut and an adjustable depth guide that presses against the bottom of the existing groove before making it deeper, so that the depth of the cutting is determined by the existing distance (d) between the said knife and the depth guide.
REFERENCES:
patent: 2063894 (1936-12-01), Jack et al.
patent: 2222036 (1940-11-01), Koppin et al.
patent: 2254974 (1941-09-01), Olson et al.
patent: 2896059 (1959-07-01), Ruff
patent: 3850222 (1974-11-01), Lejuene
patent: 4147196 (1979-04-01), Jarry
patent: 5065804 (1991-11-01), Kinuhata et al.
Compagnie General de Establissements Michelin
Meislin D. S.
Reed Robert R.
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