Patent ID: 11878463
Assignee: CONCEPT LASER GMBH
Field: Measurement (Instruments)
Classification: CPC B  G  H  Y | IPC B  G  H

Claim 0:
1. A build material handling unit comprising:
a powder module for an apparatus for additively manufacturing three-dimensional objects;
a gas container;
a connection plate;
a sieve fluidly connected to the connection plate and configured to supply a build material through the connection plate; and
a pump fluidly communicating the gas container to a powder chamber of the powder module through the connection plate,
wherein the powder module is adapted to couple to or is coupled to the build material handling unit with the connection plate,
wherein the build material handling unit is adapted to level and/or compact a volume of the build material arranged inside the powder chamber of the powder module by controlling a gas pressure inside the powder chamber with the pump, and
wherein the connection plate is adapted to connect the build material handling unit with the powder module to seal an opening of the powder chamber of the powder module.