Integral heater follower plate

Dispensing – With heating or cooling means – Cooling only

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Details

222260, 219467, B67D 562, F16K 4900

Patent

active

042706742

ABSTRACT:
This invention relates to integral heater follower plates designed primarily for use with hot melt dispensing apparatus. Two basic embodiments, with several variations of each of the two basic embodiments, are disclosed. The first of the two basic embodiments of the integral heater follower plate comprises a follower plate shaped to fit inside a container in which hot melt material is stored and at least one spiral heater is embedded in one surface of the follower plate. The second of the two basic embodiments of the integral heater follower plate of this invention comprises a follower plate shaped to fit inside a container in which the hot melt material is stored and a plurality of cartridge heaters housed in holes cut in the follower plate. In addition to the combination heater follower plate, optional fins that may be used with the combination heater follower plates of this invention are disclosed.

REFERENCES:
patent: 1021230 (1912-03-01), Ball
patent: 2249476 (1941-07-01), Knight
patent: 3113705 (1963-12-01), Weitzel
patent: 3130876 (1964-04-01), Baker
patent: 3282469 (1966-11-01), Skonberg
patent: 3637111 (1972-01-01), McCreary
patent: 3738400 (1973-06-01), Weil
patent: 3758003 (1973-09-01), Kautz et al.
patent: 3811601 (1974-03-01), Reighard et al.
patent: 3982669 (1976-09-01), Moore

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