Blow molding machine

Details Blow molding machine Blow molding machine

2006-11-07

2006-11-07

Davis, Robert B. (Department: 1722)

Plastic article or earthenware shaping or treating: apparatus

Female mold and means to shape parison directly by internal...

Including means to prepare parison

C425S535000, C425S540000, C425S541000

Reexamination Certificate

active

07131830

ABSTRACT:
The present invention provides a blow molding machine comprising a plurality of pillars5set up facing on a seat4above a base3located above a blow mold2; a stationary platen6provided bridging on the top portions of the pillars5; a moving cylinder7set on both side of the stationary platen6; and a holding plate9of blow-core members, which is connected with a piston rod7aof the moving cylinder7, and in which the pillars5are inserted vertically movable; and a clamp plate15projecting at both ends from the holding plate9outwardly, and a clamp block16, which includes internally a pair of hydraulic cylinders18to clamp the clamp plate15from both sides with rams when the holding plate9is in the lower limit position, which is provided on both sides of the seat4.

REFERENCES:
patent: 4427359 (1984-01-01), Fukuoka et al.
patent: 6217819 (2001-04-01), Wunderlich
patent: 6726466 (2004-04-01), Priest
patent: 06-218802 (1994-08-01), None

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