Removable hopper grinder

Details Removable hopper grinder Removable hopper grinder

2011-05-03

2011-05-03

Rosenbaum, Mark (Department: 3725)

Solid material comminution or disintegration

Processes

Miscellaneous

C222S023000, C222S132000, C222S145100, C222S179500, C222S501000, C241S100000, C241S285200

Reexamination Certificate

active

07934670

ABSTRACT:
A grinding machine (20) for use in grinding materials, the grinding machine (20) comprising: a grinder assembly (22) for receiving material therein; at least one removable hopper (24) attachable proximate to the grinding assembly (22) for dispensing material to the grinder assembly (22); a passage (22) defined in the hopper being cooperatively placed in communication with the grinding assembly (22) for dispensing material from the hopper (24) to the grinder assembly (22); a displaceable shutter (70) being positionnable in an open position when the hopper (24) is placed on the grinder assembly (22) and being positionnable in a closed position when the hopper (24) is removed from the grinder assembly (22); and a slide gate mechanism (42) including a slide gate (42) and a mover linked to the slide gate for controllably opening and closing passage of material from the hopper (24) to the grinder assembly (22) for grinfind material therein.

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International Search Report for International Application No. PCT/US2004/013102, International Filing Date Apr. 23, 2004. ISR completion date Aug. 24, 2004, Date of Mailing Oct. 12, 2004.

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