Plastic article or earthenware shaping or treating: apparatus – With separate apparatus cleaning means
Patent
1997-02-03
1998-06-09
Mackey, James P.
Plastic article or earthenware shaping or treating: apparatus
With separate apparatus cleaning means
292147, 4254519, 425595, B29C 4566
Patent
active
057629773
ABSTRACT:
A lock for guiding and aligning two mating portions of a mold. The lock comprises a guide member having a socket formed therein and a locking member which is shaped to be engaged in the socket. A self-purging feature is formed for purging of foreign material from the socket when the locking member and the socket are engaged. Typically, four of the locks are utilized for each mold, one lock being associated with each side of the mold.
REFERENCES:
patent: 4678158 (1987-07-01), Brock
patent: 5662946 (1997-09-01), Pratt et al.
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