Clamping apparatus

Details Clamping apparatus Clamping apparatus

2005-03-15

2005-03-15

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

C425S450100

Reexamination Certificate

active

06866500

ABSTRACT:
A clamping apparatus includes a fixed die plate (21) fixed to a frame (26), four tie rods (23), (24) extending in the horizontal direction and respectively fixed to the fixed die plate (21) in parallel to each other, a moving die plate (22) supported to the four tie rods (23), (24) so that the moving die plate (22) can slide freely and a clamping mechanism for moving the moving die plate (22) forward and backward along the four tie rods (23), (24). This clamping apparatus comprises a guide mechanism (25) for downwardly or upwardly supporting the moving die plate (22) and which allows the moving die plate (22) to move in the opposite direction of gravitation.

REFERENCES:
patent: 3669599 (1972-06-01), Snider et al.
patent: 3674400 (1972-07-01), Sauerbruch et al.
patent: 3841823 (1974-10-01), Hehl
patent: 4094621 (1978-06-01), Hehl
patent: 4235575 (1980-11-01), Hehl
patent: 4315728 (1982-02-01), Hehl
patent: 4453912 (1984-06-01), Hehl
patent: 5910328 (1999-06-01), Oshiro et al.
patent: 6290482 (2001-09-01), Glaesener et al.

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