The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Feb. 27, 2007

Filed:

Jan. 21, 2004
Applicants:

Evan E. Koslow, Weston, CT (US);

Donald J. Baumgarten, Cheshire, CT (US);

Blake E. Savoy, Clinton, CT (US);

Inventors:

Evan E. Koslow, Weston, CT (US);

Donald J. Baumgarten, Cheshire, CT (US);

Blake E. Savoy, Clinton, CT (US);

Assignee:

KX Industries L.P., Orange, CT (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B01D 35/157 (2006.01);
U.S. Cl.
CPC ...
Abstract

An apparatus comprising a pressure limiting valve for preventing transmission of elevated pressure to components downstream of the apparatus. Preferably, the pressure limiting valve is used in combination with a flow regulating device that maintains a substantially steady flow rate through the apparatus even when subject to a wide range of applied pressure. The apparatus of the present invention is preferably suitable for use with filter systems wherein the pressure limiting valve is placed upstream of filter components that have limited burst and fatigue life capabilities. By isolating the downstream filter components from pressures that are greater than the target pressure range for a given application, the filter components can be designed to operate at much lower pressure, can be produced at a smaller size, and at a reduced cost.


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