Patent ID: 11858044
Assignee: STRATASYS, INC.
Field: Materials, metallurgy (Chemistry)
Classification: CPC B  C  Y | IPC B  C

Claim 15:
16. A method for building a three dimensional object comprising:
at a printing station, printing a mask pattern on each of a plurality of building trays;
at a powder delivery station, applying a dose of powder material on each of the plurality of building trays;
a powder spreading station, spreading the dose of powder material on each of the plurality of building trays;
a process compaction station, compacting the powder material on each of the plurality of building trays; and
by a stage, concurrently building a plurality of layers on each of the plurality of building trays, so as to form a three dimensional object on each of the plurality of building trays;
wherein for each layer, one of one of said building trays awaits at said printing station during operation of said printing station and during motion of another one of the plurality of building trays by said stage to each of the powder delivery station, the powder spreading station and the process compaction station.