Method and device for switching a particulate material flow in the construction of models in layers
US9174392B2 · kind B2 · utility
44Cited by
103References
20Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 18, 2010 |
| Grant date | Nov 3, 2015 |
| Priority date | — |
| Expiry date | Oct 5, 2030 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/8593
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
The invention relates to a method for switching a particulate material flow in the construction of models in layers, wherein particulate materials are fed to a subsequent method step from a container having an opening in the direction of a workpiece platform. The particles in the container are exposed to a vacuum and to overpressure.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.