Cartridge heater for foam dispensing apparatus

Details Cartridge heater for foam dispensing apparatus Cartridge heater for foam dispensing apparatus

1990-01-02

1991-09-24

Kashnikow, Andres

Dispensing

With heating or cooling means

Heating only

239 13, 239133, 239134, B05B 124

Patent

active

050507761

ABSTRACT:
In a polyurethane foam dispensing apparatus there is provided a foam gun block heater for the isocyanate and the polyol feed lines to prevent cold shots from occuring when the foam dispensing apparatus is initially used.

REFERENCES:
patent: 2551078 (1951-05-01), Wing
patent: 2976392 (1961-03-01), Wabnitz
patent: 3018968 (1962-01-01), Levey
patent: 3146950 (1964-09-01), Lancaster
patent: 3458948 (1969-08-01), Curtis et al.
patent: 3976230 (1976-08-01), Sperry
patent: 4096973 (1978-06-01), Checko
patent: 4154368 (1979-05-01), Gusmer et al.
patent: 4161386 (1979-07-01), Osuna-Diaz
patent: 4170440 (1979-10-01), Gusmer et al.
patent: 4708292 (1987-11-01), Gammons

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