Segmented heater for band sealers

Details Segmented heater for band sealers Segmented heater for band sealers

1975-02-24

1977-04-05

Van Horn, Charles E.

Adhesive bonding and miscellaneous chemical manufacture

Surface bonding means and/or assembly means therefor

With work feeding or handling means

93DIG1, 100 93RP, 100151, 156582, 156583, 425371, B30B 506, B30B 1534

Patent

active

040160262

ABSTRACT:
Heater bars for a film sealing machine with traveling bands which grip and transfer heat to the film laminae, the heater bars having heat transfer slides spring pressed and guided for tilting in a horizontal plane against the bands and tiltable to accommodate variations in film thickness between the bands to continuously apply heat to all adjacent portions of the films traveling with the bands.

REFERENCES:
patent: 2137505 (1938-11-01), Osgood
patent: 2542901 (1951-02-01), Chaffee
patent: 2618426 (1952-11-01), Stover
patent: 2658552 (1953-11-01), Grevich
patent: 3547742 (1970-12-01), Cottrell
patent: 3841390 (1974-10-01), DiBenedetto et al.

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