Preheat start-up arrangement for stamping and forming presses

Details Preheat start-up arrangement for stamping and forming presses Preheat start-up arrangement for stamping and forming presses

1984-06-18

1985-12-24

Crane, Daniel C.

Metal deforming

With temperature modification of tool or of specified...

Cooling

72455, 83170, 100214, 219149, B21D 3716

Patent

active

045598002

ABSTRACT:
The connecting arms or connection elements of a metalworking press, such as a metal forming or stamping press, are provided with flat electrical resistance heating pads attached directly to the web section of the connections for applying heat to the connections for preheating the connections to a desired temperature, prior to press start up, to stabilize the dimensions thereof.

REFERENCES:
patent: 3350913 (1967-11-01), Bergholdt et al.
patent: 3926029 (1975-12-01), Abson et al.
patent: 4103588 (1978-08-01), Schmid
patent: 4375785 (1983-03-01), Schoch et al.
patent: 4444039 (1984-04-01), Asari et al.

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