B - Operations – Transporting – 29 – H
Patent
B - Operations, Transporting
29
H
18/1189
B29H 7/20 (1980.01)
Patent
CA 1156012
Abstract of the Disclosure A mold having an air injection device attached centrally to the bottom, said air injection device comprising an air actuated piston that goes backwards and forwards to allow air ingress into the mold.
329390
Skotynsky Paul N.
Stalter Robert J.
Sim & Mcburney
The Goodyear Tire & Rubber Company
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