Plastic article or earthenware shaping or treating: apparatus – Control means responsive to or actuated by means sensing or... – Feed control of material en route to shaping area
Reexamination Certificate
2006-03-14
2006-03-14
Heitbrink, Tim (Department: 1722)
Plastic article or earthenware shaping or treating: apparatus
Control means responsive to or actuated by means sensing or...
Feed control of material en route to shaping area
C425S150000, C425S574000
Reexamination Certificate
active
07011511
ABSTRACT:
An injection apparatus for industrial machine capable of high speed injection is provided with an injection barrel communicating with a cavity formed by at least a pair of mold dies and introducing mold material to an end portion on communicating side of the barrel, a screw for injection inserted in the barrel in which the screw is capable of reciprocating motion so as to inject and fill the mold material into the cavity, a support means holding an end of the screw opposite to the cavity and capable of moving in the direction of the reciprocating motion, a first drive mechanism including an electric servomotor for moving the support means in the direction of the reciprocating motion and a second drive mechanism for moving the first drive mechanism in the direction of the reciprocating motion.
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patent: 6247913 (2001-06-01), Shibuya et al.
patent: 6457964 (2002-10-01), Yamaguchi et al.
Kawai Junsuke
Kobayashi Kazuhito
Nishizawa Makoto
Heitbrink Tim
Pillsbury Winthrop Shaw & Pittman LLP
Toshiba Kikai Kabushiki Kaisha
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