Fuel filter with clean water outlet

Details Fuel filter with clean water outlet Fuel filter with clean water outlet

2005-03-18

2009-06-30

Lithgow, Thomas M (Department: 1797)

Liquid purification or separation

With drip, overflow or content draining feature

C210S299000, C210S313000, C210S305000

Reexamination Certificate

active

07553415

ABSTRACT:
A process for measuring and controlling the circulation of fluids in endoscope channels that includes placing at least one endoscope into a tank. Further, one or more inlet channels of the endoscope are coupled to one or more valves with connectors, saturating the tank and inlet channels with a fluid from at least one fluid supply in fluid communication with at least one circulation pump. Further still, at least one hermetic chamber having a known volume and the one or more valves, such that the hermetic chamber and valves are completely filled with the fluid. Controlling the fluid flow within the hermetic chamber with at least one controller, wherein the controller controls and records the emptying with one or more sensors detecting a high level and a low level of the fluid, and verifies the known fluid volume and flow rate from the recorded emptying of the hermetic chamber.

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patent: 0267014 (1988-11-01), None
patent: 0194773 (2001-12-01), None

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