Powder conveying device

Details Powder conveying device Powder conveying device

1991-09-11

1993-12-14

Grimley, A. T.

Coating apparatus

With means to apply electrical and/or radiant energy to work...

With electromagnetic and/or electrostatic removal of...

310323, 355245, 417322, G03G 1506

Patent

active

052704840

ABSTRACT:
An ultrasonic oscillation is applied in the neighborhood of one end of a guide member for supporting and guiding a powder, so that a transverse proceeding wave is generated in the guide member. The powder moves from the other end of the guide member toward a position of the applied ultrasonic oscillation under the action of this proceeding wave.

REFERENCES:
patent: 3743446 (1973-07-01), Mandroian
patent: 4449893 (1984-05-01), Beckman et al.
patent: 4499479 (1985-02-01), Chee-Shuen Lee et al.
patent: 4777107 (1988-10-01), Kurematsu et al.
patent: 4794878 (1989-01-01), Connors et al.
patent: 4808084 (1989-02-01), Tsubouchi et al.
patent: 4844008 (1989-07-01), Sakemi et al.
patent: 5027157 (1991-06-01), Hotomi et al.

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