Double piston alternating action pressing apparatus

Details Double piston alternating action pressing apparatus Double piston alternating action pressing apparatus

1985-05-01

1987-03-03

Feldman, Peter

Presses

Methods

With separation from material of liquid expressed

100116, 100127, 100179, 100295, B30B 1300, B30B 906

Patent

active

046466339

ABSTRACT:
The invention relates to a double piston and alternating action press apparatus. The device according to the present invention is constituted by the combination of a rapid advance feed piston and a second telescopic piston having a slow and stepwise advance. The device is adapted to exert an adjustable pressure on various products and more particularly, grapes, to extract the juice without grinding the grapes and seeds.

REFERENCES:
patent: 3550775 (1970-12-01), Cooley
patent: 3621775 (1971-11-01), Dedio et al.
patent: 3802337 (1974-04-01), St-Hiliare
patent: 3854397 (1974-12-01), Dempster
patent: 4158332 (1979-06-01), Melandri
patent: 4303412 (1981-12-01), Baikoff

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