Changing device for changing the plastic material to be supplied

Details Changing device for changing the plastic material to be supplied Changing device for changing the plastic material to be supplied

1989-03-30

1989-12-26

Chiesa, Richard L.

Plastic article or earthenware shaping or treating: apparatus

With apparatus assembly or dismantling means or with idle part

Means permitting removal or substitution of elements during...

425190, 425192R, 425542, B29C 4507

Patent

active

048894796

ABSTRACT:
A changing device for changing the plastic material to be supplied to a horizontal injecting unit of an injection molding machine comprises a traversing plate, which is movable by a strictly hydraulic traversing drive to a plurality of feed positions, in which respective port bores formed in the traversing plate register with a through bore that is formed in a guide bar on which the traversing plate is guided. As a result, the traversing plate can be moved with simple means by a strictly hydraulic drive to the desired positions without a need for additional controls.

REFERENCES:
patent: 3981655 (1976-09-01), Horbach
patent: 4731005 (1988-03-01), Hehl
patent: 4778370 (1988-10-01), Heindl et al.

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