Apparatus for forming a paperboard receptacle

Details Apparatus for forming a paperboard receptacle Apparatus for forming a paperboard receptacle

1985-01-31

1986-03-18

Flint, Jr., J. Howard

Plastic article or earthenware shaping or treating: apparatus

Preform reshaping or resizing means: or vulcanizing means...

Coacting shaping surfaces

425398, 425384, B29C 1700

Patent

active

045765669

ABSTRACT:
An apparatus for forming a paperboard receptacle includes male and female dies which draw the receptacle from a blank. The receptacle is moisturized during the drawing process to plasticize and lubricate the paperboard by injecting steam into one of the dies.

REFERENCES:
patent: 1948314 (1934-02-01), Pratt et al.
patent: 2296744 (1942-09-01), Simmons
patent: 2305998 (1942-12-01), Simmons
patent: 2453568 (1948-11-01), Calleia
patent: 3305434 (1967-02-01), Bernier et al.
patent: 3675692 (1972-07-01), Jeans
patent: 4086316 (1978-04-01), Ahrweiler et al.

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