Patent ID: 11890807
Assignee: BLUE ORIGIN, LLC
Field: Materials, metallurgy (Chemistry)
Classification: CPC B  Y | IPC B

Claim 16:
17. An additive manufacture system, comprising:
a build chamber;
at least one energy beam director positioned in the build chamber to direct an energy beam toward a support element positioned to support an additive build platform; and
a powder control system comprising:
a powder source;
a recoater arm having a powder application chamber and being positioned in the build chamber and movable relative to the powder source to receive additive material powder from the powder source and distribute the additive material powder onto a new layer in a build region of the additive build platform; and
a plurality of powder level sensors positioned along a length of the recoater arm, with individual powder level sensors configured to issue corresponding sensor signals corresponding to a quantity of powder in the build region of the additive build platform.