Reclaiming machine for scraps of expanded foam thermoplastic mat

Details Reclaiming machine for scraps of expanded foam thermoplastic mat Reclaiming machine for scraps of expanded foam thermoplastic mat

1983-03-10

1984-10-23

Mayewsky, Volodymyr Y.

Electric heating

Heating devices

Combined with container, enclosure, or support for material...

165 87, 209913, 2221461, 219421, 366 83, 366146, F27B 906

Patent

active

044790481

ABSTRACT:
A reclaiming machine for scraps of expanded foam thermoplastic material including an electrical source, a housing having a first and second material feeding poet formed therein, a first and second cylinder positioned within the housing and in communication with the first and second port, respectively, a first and second threaded screw shaft rotatably mounted in the first and second cylinder, respectively, wherein the thread diameter of the first and second screw shafts increase in a direction away from the first and second port, respectively, a mechanism operatively associated with the first and second shafts for selectively driving the first and second shafts; a third cylinder positioned between the first and second cylinder and forming a discharging port located adjacent the first and second material feeding port, first and second tubes interconnecting the first and second cylinders to the third cylinder at an end thereof opposite the first and second port; and band heaters enclosing an external wall of the first, second and third cylinders, each of the band heaters being separately connected to the electrical source.

REFERENCES:
patent: 2731241 (1956-01-01), Christian
patent: 2989289 (1961-06-01), Christian
patent: 3055053 (1962-09-01), Livingston et al.
patent: 3263748 (1966-08-01), Jemal et al.
patent: 3274647 (1966-09-01), Andouart
patent: 3299473 (1967-01-01), Rorer et al.

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