US 11,738,393 B2
Build plates for additive manufacturing systems and methods for the same
David K. Biegelsen, Portola Valley, CA (US); Scott E. Solberg, San Jose, CA (US); and David Mathew Johnson, San Francisco, CA (US)
Assigned to XEROX CORPORATION, Norwalk, CT (US)
Filed by XEROX CORPORATION, Norwalk, CT (US)
Filed on Mar. 2, 2021, as Appl. No. 17/189,667.
Prior Publication US 2022/0281007 A1, Sep. 8, 2022
Int. Cl. B22F 10/43 (2021.01); B29C 64/40 (2017.01); B29C 64/245 (2017.01); B22F 10/47 (2021.01); B33Y 40/00 (2020.01); B33Y 30/00 (2015.01)
CPC B22F 10/47 (2021.01) [B22F 10/43 (2021.01); B29C 64/245 (2017.08); B29C 64/40 (2017.08); B33Y 30/00 (2014.12); B33Y 40/00 (2014.12)] 15 Claims
OG exemplary drawing
 
1. A build plate for an additive manufacturing device, the build plate comprising:
a base; and
a sacrificial plate coupled with the base,
wherein an etch rate of the sacrificial plate in an etchant is greater than an etch rate of the base in the etchant,
wherein the sacrificial plate comprises one or more protuberances that are integral with the sacrificial plate,
wherein the one or more protuberances extend through an entire dimension of the base, and
wherein the sacrificial plate and the base are coupled with one another via the one or more protuberances.