Die closing unit with oversize injection molding die

Details Die closing unit with oversize injection molding die Die closing unit with oversize injection molding die

1977-05-23

1978-06-13

Flint, Jr., J. Howard

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

4254501, 425542, B29F 100, B29C 302

Patent

active

040946215

ABSTRACT:
A die closing unit for an injection molding machine, where the closing force is provided by either push-type or pull-type hydraulic cylinders, the die closing unit having in each case a movable die carrier member and a stationary die carrier member and two or four tie rods rigidly connected to one member, while guidingly engaging the other, the tie rods being releasable at their connections and retractable for the emplacement of an injection molding of enlarged contour.

REFERENCES:
patent: 3669599 (1972-06-01), Snider et al.
patent: 3729283 (1973-04-01), Eggenberger et al.
patent: 3905740 (1975-09-01), Lovejoy
patent: 3951579 (1976-04-01), Myers et al.
patent: 4025264 (1977-05-01), Hehl
patent: 4047871 (1977-09-01), Hehl

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