B - Operations – Transporting – 26 – D
Patent
B - Operations, Transporting
26
D
164/16
B26D 1/00 (2006.01) B05C 11/06 (2006.01) B26D 7/08 (2006.01) C23C 2/16 (2006.01) D06B 15/09 (2006.01) D21F 7/00 (2006.01) D21F 7/12 (2006.01)
Patent
CA 1095826
ADJUSTABLE ORIFICE AIR KNIFE 7-81 ABSTRACT OF THE DISCLOSURE /pp An adjustable orifice fluid knife utilizing a fluid such as air and including a supporting structure adapted to be connected to a source of fluid. A passage network is on the supporting structure terminating in an opening for transmittal of fluid from the fluid source and out of the opening. A nozzle assembly is on the supporting structure in alignment with the opening for directing the flow of fluid therefrom in a controlled high velocity stream capable of acting as a knife. The nozzle assembly includes a fixed plate on one side of the opening at a predetermined angle with respect to the opening. A bar assembly is on the opposite side of the opening and includes an adjustable blade on the bar assembly responsive to adjustment structure to be angularly shifted with respect to the opening and the fixed plate to a variety of different positions along its length thereby providing for a range of orifice sizes along the length of the blade in alignment with the opening for passage of fluid therethrough.
326286
Albany International Corp.
Swabey Ogilvy Renault
LandOfFree
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