Apparatus and method of dispensing small quantities of particles
US7665633B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 22, 2003 |
| Grant date | Feb 23, 2010 |
| Priority date | — |
| Expiry date | Feb 28, 2025 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D90/54
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
An apparatus for dispensing small quantities of particles, the apparatus comprises a hopper (20) provided with a sieve (21) at a bottom portion thereof, the hoper defining a powder-containing zone (42) above the sieve which in use contains powder to be dispensed therefrom trough the sieve (21), a support for the hopper, the support holding a portion of the hopper so that the hopper can in use be held above a container into which the dispensed powder is to be received, at least one actuator for delivering impact energy to the hopper for causing powder to be dispensed through the sieve when the hopper receives the impact energy, and a deagglomeration device (58) disposed in the powder-containing zone (42).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.