Powder delivery rate control for air abrasive instruments

Details Powder delivery rate control for air abrasive instruments Powder delivery rate control for air abrasive instruments

2011-04-19

2011-04-19

Nguyen, Dung Van (Department: 3723)

Abrading

Machine

Sandblast

C451S099000

Reexamination Certificate

active

07927188

ABSTRACT:
A micro-abrasive blasting device and method for perturbation control using a plurality of delivery conduits of various lengths and/or apertures. The user is able to individually open and close bypass conduit pinch valve(s) external to micro-abrasive blasting device to affect the perturbation intensity internal to the mixing chamber. By selectively opening and closing flow through delivery conduits it is possible to provide a more consistent perturbation rate and select the perturbation intensity internal to mixing chamber.

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patent: 6951505 (2005-10-01), Hertz
patent: 7226342 (2007-06-01), Hertz

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