Oven regulator for a skin packaging machine

Details Oven regulator for a skin packaging machine Oven regulator for a skin packaging machine

1981-03-20

1982-07-13

Culver, Horace M.

Package making

Skin packaging

219398, 219492, B65B 1152

Patent

active

043387691

ABSTRACT:
In a skin packaging machine, a method and apparatus for maintaining a film heating oven at a low temperature wherein during a very short repeating duty cycle, e.g., less than a minute, the power to the oven heaters is applied for a short period and is shut down for the remainder of the period through solid state relay switching.

REFERENCES:
patent: 3050611 (1962-08-01), Kamide
patent: 3541429 (1970-11-01), Martin
patent: 3560711 (1971-02-01), Manecke
patent: 3621200 (1971-11-01), Watts, Jr.
patent: 3666921 (1972-05-01), Shevlin
patent: 3681569 (1972-08-01), Schwarz
patent: 3745739 (1973-07-01), Madsen et al.
patent: 4233498 (1980-11-01), Payne et al.
patent: 4256951 (1981-03-01), Payne et al.

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