Arrangement for the production of a three-dimensional product
US7540738B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 10, 2003 |
| Grant date | Jun 2, 2009 |
| Priority date | — |
| Expiry date | Apr 22, 2024 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29C64/153
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
The invention relates to an arrangement for the production of a three-dimensional product, which arrangement comprises a work bench on which the said three-dimensional product is to be constructed, a powder dispenser which is arranged to apply a thin layer of powder onto the work bench to create a powder bed, an irradiation gun for transmitting energy to the powder so that melting of the powder takes place, the arrangement comprising a casing within which the pressure is reduced in relation to the atmospheric pressure and within which the work bench and the irradiation gun are located, with the powder dispenser, or a supply pipe connected to the powder dispenser, being arranged partially outside the casing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.