Electric heating – Heating devices – Combined with container – enclosure – or support for material...
Patent
1988-07-08
1990-05-15
Walberg, Teresa J.
Electric heating
Heating devices
Combined with container, enclosure, or support for material...
2221465, 219521, 219214, H05B 358
Patent
active
049260294
ABSTRACT:
A combination for heating and dispensing hot melt materials in which the hot melt material is contained in a tube having a cylindrical outer surface portion over a majority of its length, and the hot melt material in the tube is heated by a heater assembly through a heat transfer member having a cylindrical inner surface adapted to closely receive the cylindrical outer surface portion of the tube.
REFERENCES:
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patent: 3723603 (1983-03-01), Skurnia
patent: 4065034 (1977-12-01), Callan
patent: 4421973 (1983-12-01), Lou
patent: 4586636 (1986-05-01), Bauer
Huebsch William L.
Kirn Walter N.
Minnesota Mining and Manufacturing Company
Sell Donald M.
Walberg Teresa J.
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