The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 21, 2021
Filed:
Jul. 10, 2019
Renishaw Plc, Wotton-under-Edge, GB;
David Roberts McMurtry, Stancombe, GB;
Geoffrey McFarland, Wickwar, GB;
Nicholas John Weston, Peebles, GB;
Ben Ian Ferrar, Stoke-on-Trent, GB;
RENISHAW PLC, Wotton-under-Edge, GB;
Abstract
This invention concerns an additive manufacturing apparatus for building objects by layerwise consolidation of material. The apparatus comprises a build chambercontaining a working area, a plurality of high energy beamsfor consolidating material deposited in the working area in layers and an optical unitfor controlling transmission of the high energy beams onto material in the working area. The optical unitcomprises a plurality of independently controllable optical elementseach optical elementfor controlling transmission of at least one of the high energy beams onto the material in the working area, the optical unitmovable in the build chamber