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US 5,678,776 AGranted
Apparatus for charging and emptying a receptacle, especially a milling machine operating discontinuously with discrete milling bodies
AssigneeZOZ Maschinenbau GmbH
InventorHenning Zoz
Life of this patent
Estimating the term…
Abstract
A mill, especially an intermittently operating mill with milling bodies is emptied or filled through an opening provided with a pair of ball cocks of which a ball proximal to the opening is integrated with a sieve plate in its throughgoing bore, thereby eliminating dead zones and contamination resulting from wear of the sieve.
Claims14
A milling apparatus comprising:
- a milling vessel formed with an opening for charging and discharging said vessel;
- means in said vessel for agitating milling bodies in contact with a product to be milled for finely comminuting said product;
- and
- a device for charging and emptying said vessel, said device comprising:
- a housing formed with a passage communicating with said opening,
- means for fluid-tight sealing of said housing to said vessel around said opening, and
- a first ball cock in said passage for controlling flow through said passage, said ball cock having a rotatable first ball formed with a throughgoing bore and with at least one sieve plate in said bore disposed at an end thereof closest to said opening upon rotation of said first ball to align said bore with said opening, said sieve plate being dimensioned to pass said product and retain said milling bodies in said vessel.
4 more elements
Dependencies are inferred from the claim text.