Boot and shoe making – Sole machines – Slitting
Patent
1977-11-22
1980-03-18
Lawson, Patrick D.
Boot and shoe making
Sole machines
Slitting
12146BR, 83658, A43D 4304, B26D 720
Patent
active
041931556
ABSTRACT:
An anvil for supporting an outsole based upon an elastomeric compound, the outsole having a heel portion of greater thickness than the sole portion, during a process of imparting a multiplicity of slits to the outer surface of the heel and sole portions of said outsole. The anvil has a sole portion extending to a greater height than the heel portion of the anvil, whereby the multiplicity of slits may be imparted to the heel and sole portions of the outsole by a single reciprocating cutting blade in one continuous operation without removing the outsole from the anvil or changing the position of the outsole on the anvil. A method of imparting the multiplicity of slits to the outsole is also provided.
REFERENCES:
patent: 520709 (1894-05-01), Scott
patent: 2284307 (1942-05-01), Sperry
patent: 2689609 (1954-09-01), Butler
patent: 3089164 (1963-05-01), Meserve
Borisuck John F.
Coviello William L.
Sheedy Gary W.
Bazerman Steven H.
Lawson Patrick D.
Uniroyal Inc.
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