Locking unit of a three-plate injection-molding machine

Details Locking unit of a three-plate injection-molding machine Locking unit of a three-plate injection-molding machine

2005-09-06

2005-09-06

Mackey, James P. (Department: 1722)

Plastic article or earthenware shaping or treating: apparatus

Female mold and charger to supply fluent stock under...

With means to close mold

C425S107000, C425S151000, C425S210000

Reexamination Certificate

active

06939124

ABSTRACT:
The closing unit of a three-plate injection-molding machine comprises a die plate (1), a movable mold-clamping plate (2) and an end plate (3). Therein the die plate (1) and the end plate (3) are connected to one another via tie bars (4) on which the movable mold-clamping plate (2) is displaceably guided, and a toggle-lever arrangement (5), on which a drive unit (6) acts is provided between the end plate (3) and the movable mold-clamping plate (2). An encasing element (13) of variable length extends between the end plate (3) and the movable mold-clamping plate (2).

REFERENCES:
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patent: 5297953 (1994-03-01), Wang
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patent: 6-55578 (1994-03-01), None

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