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US 4,336,910 AGranted
Milling apparatus
OwnerCarl Judson, Jr.inventor
Life of this patent
Estimating the term…
Abstract
A milling apparatus receives solidifiable material and mixes it so as to achieve comminution and blending thereof. Disposed adjacent to the receiving enclosure is a vacuum chamber associated with a port that communicates between the chamber and the enclosure. Movable within that port, in correlation with operation of the mixer, is an agitator of portions of the material which tend to lodge within the port.
Claims6
Milling apparatus comprising:
- an enclosure within which a solidifiable material is received;
- mixing means disposed within said enclosure for effecting comminution and blending of said material and ultimate delivery of said material out of said enclosure;
- a chamber disposed adjacent to said enclosure;
- means for inducing a negative pressure within said chamber;
- means defining a port communicating between said chamber and said enclosure;
- and means movable within said port, in correlation with operation of said mixing means, for agitating portions of said material tending to lodge within said port.
3 more elements
Dependencies are inferred from the claim text.