Plastic article or earthenware shaping or treating: apparatus – With apparatus assembly or dismantling means or with idle part – For extrusion or injection type shaping means
Patent
1994-06-17
1995-08-08
Bushey, C. Scott
Plastic article or earthenware shaping or treating: apparatus
With apparatus assembly or dismantling means or with idle part
For extrusion or injection type shaping means
264334, 425556, 425444, 425192R, B29C 3300
Patent
active
054393680
ABSTRACT:
A knockout rod assembly is provided for activating an ejector plate in a mold base. The knockout rod assembly includes an ear plate adapted to attach to the back surface of an ejector half of a mold base. The ear plate has a pattern of apertures therein and at least one push rod is extended through the apertures in the ear plate and through the back of the mold base for attachment to the ejector plate. Also, at least one push/pull rod is extended through an aperture in the ear plate and the back of said mold base for attachment to said ejector plate, the push/pull rod including a locking surface at one end. A knockout rod is attached to the knockout rod assembly for moving the push rod and the ejector plate, and a push/pull knockout rod is attached to the knockout rod assembly for pushing and pulling the push/pull rod attached to the ejector plate. The push/pull knockout rod lockingly attaches to the locking member of the push/pull rod.
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Bushey C. Scott
Master Unit Die Products, Inc.
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