Invention Grant
- Patent Title: Pilot operated spool valve
- Patent Title (中): 先导式滑阀
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Application No.: US12593701Application Date: 2008-03-28
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Publication No.: US08387659B2Publication Date: 2013-03-05
- Inventor: Harry A. Hunnicutt
- Applicant: Harry A. Hunnicutt
- Applicant Address: US TX Austin
- Assignee: DunAn Microstaq, Inc.
- Current Assignee: DunAn Microstaq, Inc.
- Current Assignee Address: US TX Austin
- Agency: MacMillan, Sobanski & Todd, LLC
- International Application: PCT/US2008/004134 WO 20080328
- International Announcement: WO2008/121365 WO 20081009
- Main IPC: F16K11/07
- IPC: F16K11/07 ; F16K31/383 ; F16K31/40
Abstract:
A spool valve assembly includes a spool that is moveable by differential pressure across the spool.
Public/Granted literature
- US20100084031A1 Pilot Operated Spool Valve Public/Granted day:2010-04-08
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