I believe this may be what you are looking for. Check out the following links-
The innovative R-Max Stream Switching Valve. ... IntraFlow New 25mm Hi-Pro Ball
Valve NEW Pro-Bloc 25mm NEW Hi-Check Non-Return Valve New Enclosures Package ...
www.parker.com/ead/cm2.asp?cmid=3700 - 13k - Cached - Similar pages

[PDF] Type 70 Switching Valves
File Format: PDF/Adobe Acrobat
... Flow diagrams of Rheodyne Type 70 high pressure switching valves. Position A.
Position B ... Two-Position, Six-Port Large Bore Switching Valve ...
www.rheodyne.com/pdfs/product_bulletin_114.pdf - Similar pages

Rheodyne Products - High Pressure Switching Valves
High pressure switching valves from Rheodyne for HPLC and related techniques.
www.rheodyne.com/products/ fluidic/manualapps/highpressure.asp - Similar pages

Festo - Fast-switching valves MH..2, MH..3, MH..4
... Very short response times and excellent repetition accuracy are the hallmarks
of fast-switching valves MH..2, MH..3 and MH..4. ...
www.festo.com/INetDomino/innovations_2005/ en/ddcefc1d11dbd754c1256fd00053a0a4.htm - 17k - Cached - Similar pages

[PDF] Fast Switching Valve with modified port pattern
File Format: PDF/Adobe Acrobat - View as HTML
... Fast switching MH2 valve with. custom port layout and custom ... Fast switching
valve doubles. liquid ‘dot’ rate from 100. dots/sec to 200 dots/sec. ...
www.festo.com/INetDomino/files_01/SA_1.pdf - Similar pages
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Cheminert® Model C2 sampling and switching valves for HPLC
Cheminert Model C2 HPLC valves can perform a wide variety of sample injection
and switching functions. Metal and polymeric versions are available with 4, 6, ...
www.vici.com/cval/c2.htm - 23k - Cached - Similar pages

Valco sampling and switching valves for GC, medium temperature
Valco two position GC valves can perform a wide variety of sample injection and
switching functions. Our medium temperature valves are typically rated for ...
www.vici.com/vval/gc_medt.htm - 18k - Cached - Similar pages