Coating apparatus – Projection or spray type – Applying solid particulate material
Patent
1997-05-20
1999-09-28
Simmons, David A.
Coating apparatus
Projection or spray type
Applying solid particulate material
222342, 222406, 222410, B05B 700, G01F 1106
Patent
active
059581360
ABSTRACT:
A device for powdering a product arranged on a transport, in particular for powdering new strip-shaped or plate-shaped glass by means of at least one application beam overhanging the transport, the application beam having a storage space supplied with a discharge slot on its bottom along the entire length of the beam and a feed device assigned to it, containing at least one driven roller. Loss of powder can be avoided and a clean operation can be achieved; by supplying several cover hoods near at least one lateral end of the roller, arranged next to each other, each being assigned to a narrow zone of the roller which cover hoods can alternatively be brought in cover position in which the circumference of the roller assigned to the discharge slot is covered.
REFERENCES:
patent: 351483 (1886-10-01), Baldwin
patent: 3461032 (1969-08-01), Lichtenberger et al.
patent: 3606099 (1971-09-01), Benson
Kotterer Werner J.
Senft Reinhold
Grafotec Kotterer Dry Spray GmbH
Padgett Calvin
Simmons David A.
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