公开(公告)号：US20170368748A1

公开(公告)日：2017-12-28

申请号：US15544197

申请日：2015-01-30

Applicant: Hewlett-Packard Development Company, L.P.

Inventor： Alejandro Manuel DE PENA ,  Esteve COMAS ,  Femando JUAN

IPC: B29C64/232 ,  B33Y30/00 ,  B29C64/264 ,  B33Y10/00 ,  B29C64/393 ,  B33Y50/02 ,  B29K105/00 ,  B29K101/12

CPC classification number: B29C64/232 ,  B29C64/165 ,  B29C64/20 ,  B29C64/264 ,  B29C64/393 ,  B29K2101/12 ,  B29K2105/251 ,  B29K2995/004 ,  B29K2995/0091 ,  B33Y10/00 ,  B33Y30/00 ,  B33Y50/02

Abstract: An apparatus (100) for generating three dimensional objects comprises a first scanning carriage (102). The first scanning carriage comprises a first energy source (104) to pre-heat an area of a build surface as the first scanning carriage (102) moves over the build surface.