Conveyors: fluid current – Blower or pump having load intake opening in housing – Having separate opening in housing for conveying fluid input
Reexamination Certificate
2006-02-02
2008-11-18
Hess, Douglas A (Department: 3651)
Conveyors: fluid current
Blower or pump having load intake opening in housing
Having separate opening in housing for conveying fluid input
C406S137000, C406S146000, C406S196000
Reexamination Certificate
active
07452166
ABSTRACT:
A device for conveying coating powder has an inlet valve, an outlet valve and a powder conveying chamber made from a flexible conveying chamber hose. The powder conveying chamber is arranged between the inlet valve and the outlet valve and has a conveying air inlet. In addition, the volume of the powder conveying chamber can be modified by a deformation of the conveying chamber hose.
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Schwarz Thomas
von Keudell Leopold
Hess Douglas A
J. Wagner AG
Renner , Otto, Boisselle & Sklar, LLP
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