Charles J Balistere

US Patent:

60004460, Dec 14, 1999

Filed:

Mar 16, 1998

Appl. No.:

9/039804

Inventors:

Paul M. Wegman - Pittsford NY
Mikhail Vaynshteyn - Rochester NY
Charles J. Balistere - Fairport NY

Assignee:

Xerox Corporation - Stamford CT

International Classification:

B65B 4342

US Classification:

141131

Abstract:

A method including: a particulate material source and receiver, and wherein the source contains a discharge feature; moving material in the source in the direction of a member located at least partially within the source, the member defining an adjustable restriction therein such that the particulate material clogs within the restriction; mechanically agitating the particulate material in the source, at least adjacent to the restriction to thereby unclog the particulate material within the adjustable restriction; and dispensing particulate material through the adjustable restriction, through the discharge feature, and into the receiver.