Patent · US Expired

Precision powder feeder

US6257447A · kind A · utility

11Cited by
8References
36Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 29, 1999
Grant dateJul 10, 2001
Priority date
Expiry dateJun 29, 2019

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG05D7/0605
  • WIPO fieldControl
  • WIPO sectorInstruments

Abstract

A new class of precision powder feeders is disclosed. These feeders provide a precision flow of a wide range of powdered materials, while remaining robust against jamming or damage. These feeders can be precisely controlled by feedback mechanisms.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.