Solid material comminution or disintegration – Processes – Miscellaneous
Patent
1975-07-11
1976-10-19
Lake, Roy
Solid material comminution or disintegration
Processes
Miscellaneous
15 88, 241230, 241236, 241DIG10, B02C 432
Patent
active
039866750
ABSTRACT:
A method and apparatus for mold sand conditioning which includes the directing of mold sand between bristles of counterrotating brushes where the bristles are intertwined and the sand is forced into the brushes to be finely divided and aerated upon discharge. The conditioning assembly includes an enclosing housing with a driving brush journaled therein and connected to a driving motor. A driven brush is mounted in the housing and slidably adjustable relative to the first brush to maintain a predetermined overlap between the bristles to insure the milling or conditioning operation on the mill sand.
REFERENCES:
patent: 722885 (1903-03-01), Patterson
patent: 1630136 (1927-05-01), Ross
patent: 2334714 (1943-11-01), Knight
patent: 2412430 (1946-12-01), Suelflow
patent: 3117333 (1964-01-01), Murray et al.
patent: 3346197 (1967-10-01), Sagar
patent: 3786998 (1974-01-01), Risko et al.
Goldberg Howard N.
Lake Roy
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