IP Library › Granted Patent US 6,892,759
Granted Patent B2
US 6,892,759 · App. 10/248,096 · Granted May 17, 2005

Valve having at least one screen

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Quick Facts
Patent No.
US 6,892,759
App. No.
10/248,096
Granted
May 17, 2005
Kind
B2
Abstract

A valve has a valve housing having a flow path for a medium with at least one bore. At least one screen is arranged in the flow path of the medium in the valve housing. The screen is a perforated plate having screen openings and is made of a strap. The valve housing has at least one annular channel and the screen is arranged on a support surface provided in the annular channel.

Claims (14)

1. A valve comprising:

a valve housing having a flow path for a medium comprising at least one bore;

at least one screen arranged in the flow path of the medium in the valve housing;

wherein the at least one screen is a perforated plate having screen openings;

wherein the valve housing has at least one peripheral annular channel and wherein the at least one screen is a ring arranged in the at least one annular channel.

2. The valve according to claim 1 , wherein the at least one screen is made of a strap.

3. The valve according to claim 1 , wherein the at least one annular channel is provided on an exterior side of the valve housing.

4. The valve according to claim 1 , wherein the at least one annular channel has a support surface and wherein the at least one screen ( 12 ) rests against the support surface in the at least one annular channel ( 4 ).

5. A The valve according to claim 1 , wherein the at least one screen extends peripherally about the at least one annular channel.

6. The valve according to claim 1 , wherein the at least one annular channel has sidewalls provided with a step forming a support surface for the at least one screen.

7. The valve according to claim 1 , wherein a width of the at least one screen matches an axial width of the at least one annular channel.

8. The valve according to claim 1 , wherein the at least one screen is snapped into the valve housing.

9. The valve according to claim 1 , wherein the at least one screen is welded to the valve housing.

10. The valve according to claim 1 , wherein the at least one annular channel is correlated with at least one of a tank connector, a pressure connector, and a work connector.

Assignments (1)
ASSIGNMENT OF SECURITY INTEREST Recorded Nov 10, 2009
From: BEAR STEARNS CORPORATE LENDING, INC.
To: JPMORGAN CHASE BANK, N.A.
Reel/Frame 023546/0938 →