METHOD OF CONTROLLING GASEOUS FLUID PUMP

Title:

METHOD OF CONTROLLING GASEOUS FLUID PUMP

Document Type and Number:

WIPO Patent Application WO/2011/011440

Kind Code:

A3

Abstract:

A method of controlling a fluid pump. The pump has a plurality of oscillating pistons that travel along a central axis of a piston sleeve. A plurality of pistons is of similar mass within a piston sleeve are provided, and adjacent pistons are positioned to be 180 degrees apart in phase oscillations. An electric coil is provided for each piston, and the position of adjacent pistons is determined. The current of the electric coils for the pistons is adjusted to maintain the 180 degree difference in phase between oscillations of adjacent pistons.

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Inventors:

VAN BRUNT NICHOLAS P (US)
KIVISTO JOHN A (US)
JAGGER THEODORE W (US)

Application Number:

PCT/US2010/042640

Publication Date:

June 09, 2011

Filing Date:

July 20, 2010

Export Citation:

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Assignee:

VBOX INC (US)
VAN BRUNT NICHOLAS P (US)
KIVISTO JOHN A (US)
JAGGER THEODORE W (US)

International Classes:

F04B17/04; A61M1/14; F04B27/02; F04B49/06

Foreign References:

US20080185045A1	2008-08-07
US20040146417A1	2004-07-29
US6401686B1	2002-06-11
US20080226477A1	2008-09-18
US20080080981A1	2008-04-03

Other References: