Thermoforming apparatus with pivotable heating panel portions fo

Details Thermoforming apparatus with pivotable heating panel portions fo Thermoforming apparatus with pivotable heating panel portions fo

1996-05-21

1998-07-07

Walberg, Teresa J.

Electric resistance heating devices

Heating devices

Radiant heater

392414, 392415, 392412, 219388, 219524, F27B 906, F27B 936, H05B 306

Patent

active

057781451

ABSTRACT:
An oven for use be in heating stations of thermoforming apparatus, comprises a heating panel constituted by panel portions which can be mutually opened or separated by a controlled falling operation or by gravity. Thus, in an emergency condition, the panel can be immediately removed from the plastic material being deformed, even in a case of a malfunction of the driving mechanism controlling the operation of the oven.

REFERENCES:
patent: 1292335 (1919-01-01), Ledig et al.
patent: 3801246 (1974-04-01), Gustavsson
patent: 3922520 (1975-11-01), Moore
patent: 4015340 (1977-04-01), Treleven
patent: 4494316 (1985-01-01), Stephansen et al.

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