Powder material inspection apparatus

Details Powder material inspection apparatus Powder material inspection apparatus

1991-02-08

1993-08-24

Rosenberger, Richard A.

Optics: measuring and testing

Sample, specimen, or standard holder or support

209581, G01N 120

Patent

active

052393585

ABSTRACT:
Apparatus is provided for inspecting powder material and for removing the foreign matter therefrom. A rotary table is provided to receive powder material to be inspected on its surface. A feeder supplies the powder material onto the surface of the table aligned in a single layer and a photosensing system detects the foreign matter. The foreign matter is removed by a suction device. Thereafter, the remaining power material is removed by a second suction device.

REFERENCES:
patent: 2645343 (1953-07-01), Nemir
patent: 2726762 (1955-12-01), Aubry
patent: 3943771 (1976-03-01), Handa et al.
patent: 4351437 (1982-09-01), Long
patent: 4830194 (1989-05-01), Kajiura et al.
patent: 4976540 (1990-12-01), Kitamura et al.

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