Forming press mat utilizes trays formed of thin bottom plates an

Details Forming press mat utilizes trays formed of thin bottom plates an Forming press mat utilizes trays formed of thin bottom plates an

1986-05-30

1987-12-08

Spruill, Robert L.

Metal deforming

By application of fluent medium, or energy field

Using fixed die

72446, 72455, 29421R, 100278, B21P 2212

Patent

active

047111119

ABSTRACT:
A press plant with a forming press of the pressure cell type for enhancing the forming space of the press, especially with regard to depth, which is accomplished according to the invention in that the tray has a planar bottom plate with a detachable tray frame resting thereon, the axial loads induced by the working pressure on the short ends of the tray frame in this manner being absorbed by an annular frame or the like, whereby the forming space of the inventive press plate will not be restricted by working pressure dependent dimensioning factors.

REFERENCES:
patent: 2771850 (1956-11-01), Wheelon
patent: 2854940 (1958-10-01), Bates
patent: 2962994 (1960-12-01), Whellon
patent: 3120205 (1964-02-01), Pfeiffer et al.
patent: 3391559 (1986-07-01), Myers
patent: 3550190 (1970-12-01), Landa
patent: 4155476 (1979-05-01), Lipiec et al.

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