Plastics moulding machine

Details Plastics moulding machine Plastics moulding machine

1978-10-27

1981-01-06

Pavelko, Thomas P.

Expansible chamber devices

One working member reciprocates and another rotates common...

425207, 425542, F01B 2100

Patent

active

042429447

ABSTRACT:
An improved plastics moulding machine comprises an oil cylinder, an injection ram in said oil cylinder adapted to move forward and backward by the actuation of the hydraulic system, and a shafting consisting of a main driving shaft, a transmission shaft and a screw rod; wherein a fixed protection sleeve is provided between the main driving shaft and the injection ram for preventing the friction therebetween.

REFERENCES:
patent: 3335457 (1967-08-01), Martin
patent: 3806294 (1974-04-01), Hehl

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