Plastic article or earthenware shaping or treating: apparatus – With means lubricating cooperating apparatus parts
Reexamination Certificate
2006-01-03
2006-01-03
Mackey, James P. (Department: 1722)
Plastic article or earthenware shaping or treating: apparatus
With means lubricating cooperating apparatus parts
C425S190000, C425S19200R, C425S451900, C425S595000
Reexamination Certificate
active
06981858
ABSTRACT:
A mold interlocking device that includes a first portion attached to a mold half that has a head with a channel and an insert therein that is received in a pocket of a receptacle of a second portion that is attached to another mold half. In one embodiment, the head comprises sidewalls each with channels that receive a replaceable insert therein. Preferred inserts include rollers, plates, plates with lubricating plugs, and plates comprised of layers. In one embodiment, each sidewall of the head has a tapered section disposed between a mounting base and a straight section and each pocket is defined by a complementarily contoured sidewall. In another embodiment, each head sidewall further includes a second tapered section adjacent the free end of the head.
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Boyle Fredrickson Newholm Stein & Gratz S.C.
Mackey James P.
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