Forming press of the pressure cell type

Details Forming press of the pressure cell type Forming press of the pressure cell type

1986-01-28

1987-04-21

Spruill, Robert L.

Metal deforming

By application of fluent medium, or energy field

Using fixed die

72 60, 72 54, 425389, 425DIG112, 425405R, B29C 1704

Patent

active

046586180

ABSTRACT:
A press comprising a press stand, a pressure cell arranged in the press stand with an elastic diaphragm and a tray-shaped tool-carrying member, insertable into the press, in which a forming tool and a workpiece are located. In the inserted position of the tool-carrying member in the press, a closed working space is formed between the pressure cell and the tool-carrying member. The diaphragm is placed in a recess in a press plate. The seal between the diaphragm and the press plate consists of a U-shaped sealing ring having flanges directed inwards towards the center of the pressure cell.

REFERENCES:
patent: 3396561 (1968-08-01), Day
patent: 3463035 (1969-08-01), Bright
patent: 4080139 (1978-03-01), Hellgren
patent: 4105388 (1978-08-01), Hellgren

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