Powder filling device
US7942173B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Feb 6, 2007 |
| Grant date | May 17, 2011 |
| Priority date | — |
| Expiry date | Jan 25, 2028 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65B1/36
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A powder filling apparatus that can prevent a screw portion of an auger screw from contacting an inner surface of a metering portion at a funnel lower end portion. The powder filling apparatus includes a funnel that contains powder, and a circular-cylindrical metering portion provided at a lower end portion of the funnel, an auger screw arranged vertically, and a support device that supports the auger screw rotatably. The auger screw has a lower end provided with a screw portion that is arranged within the metering portion. The funnel is suspended from the support device and supported thereto and the metering portion has a center axis made substantially coincident with an axis of rotation of the auger screw.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.