METHOD FOR DISPENSING OF POWDERS

Title:

METHOD FOR DISPENSING OF POWDERS

Document Type and Number:

WIPO Patent Application WO1998043762

Kind Code:

A3

Abstract:

A method and apparatus for dispensing and distributing a powder is disclosed which uses a rotary dispenser to dispense the powder by gravity onto a movable platen, the platen being movable to a position adjacent to a build bed, where the powder can be distributed across the build bed using a spreader. The method and apparatus are also suited to dispensing of a plurality of powders used in build beds for solid free-form fabrication and three dimensional printing.

Inventors:

GAYLO CHRISTOPHER M
IMIOLEK IRENEUSZ J

Application Number:

PCT/US1998/006193

Publication Date:

December 23, 1998

Filing Date:

March 31, 1998

Export Citation:

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Assignee:

THERICS INC (US)

International Classes:

B22F3/00; B29C41/12; B29C41/36; B29C67/00; (IPC1-7): B22F/

Foreign References:

US5387380A	1995-02-07
US5647931A	1997-07-15

Other References: