Apparatus for producing rubber mixtures

Details Apparatus for producing rubber mixtures Apparatus for producing rubber mixtures

1992-07-24

1993-10-12

Coe, Philip R.

Agitating

Rubber or heavy plastic working

Plural mixing chambers

366 97, B19B 106

Patent

active

052519775

ABSTRACT:
An apparatus for producing rubber mixtures. A ram kneader that operates in a batch process is provided for producing a master batch. A ram-less kneader for producing a final mixture is disposed below the ram kneader. A chute is disposed between the ram kneader and the ram-less kneader for supplying rubber mixture to the ram-less kneader via an inlet thereof. At least portions of the walls of the chute form closure members that are pivotable downwardly to at least partially close off the inlet of the ram-less kneader.

REFERENCES:
patent: 1951872 (1934-03-01), Kalkanis
patent: 1960030 (1934-05-01), Sackett
patent: 3623627 (1971-11-01), Bolton
patent: 4269582 (1981-05-01), Mella
patent: 4910237 (1990-03-01), Peter
patent: 5011291 (1991-04-01), Peter
patent: 5096302 (1992-03-01), Durina
patent: 5108188 (1992-04-01), Peter et al.

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