Sealing device for an extrusion press or a compacting press

Details Sealing device for an extrusion press or a compacting press Sealing device for an extrusion press or a compacting press

1975-10-01

1977-05-24

Gilden, Leon

Metal deforming

By application of fluent medium, or energy field

72273, 92183, B21D 2210, B21C 2500

Patent

active

040247430

ABSTRACT:
The sealing device comprises two interengaged members forming a clearance space in which is imprisoned a deformable seal for ensuring pressure-tightness between the members and the internal surface of the press chamber. The member which is in contact with the liquid medium under hydrostatic pressure comprises means for establishing pressure equilibrium within the press chamber and within the clearance space immediately after deformation of the seal.

REFERENCES:
patent: 607077 (1898-07-01), Ramsdell
patent: 1751445 (1930-03-01), Davis
patent: 2977167 (1961-03-01), Barnhart

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