Plastic article or earthenware shaping or treating: apparatus – Traversing roll pressurizing means operably associated with...
Patent
1977-07-26
1979-04-10
Spicer, Jr., Robert L.
Plastic article or earthenware shaping or treating: apparatus
Traversing roll pressurizing means operably associated with...
425DIG230, B29F 3012
Patent
active
041485963
ABSTRACT:
An improved pelletizing press for producing pressed feed products and the like, of the type comprising a radially perforated die with at least two pressing rollers oppositely mounted therein and driven by frictional engagement with the rotary die. The improvement provided by the invention consists of a large principal pressing roller providing increased pellet production with equal specific energy comsumption of the pelletizing press and at least one oppositely mounted auxiliary pressing roller which has a considerably smaller diameter than said principal pressing roller, and is mounted in opposed relation thereto so as to function as a compensating roller while providing a minor pressing action.
REFERENCES:
patent: 2875709 (1959-03-01), Landers
patent: 3354845 (1967-11-01), Schultz
patent: 3467031 (1969-09-01), Hafliger
patent: 3807926 (1974-04-01), Morse
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