Invention Grant
- Patent Title: Check valve
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Application No.: US14590736Application Date: 2015-01-06
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Publication No.: US09611980B2Publication Date: 2017-04-04
- Inventor: Rodney Herman , Raymond J. Hengel , Curtis Roys
- Applicant: Curtis Roys
- Applicant Address: US TX Fredericksburg
- Assignee: Curtis Roys
- Current Assignee: Curtis Roys
- Current Assignee Address: US TX Fredericksburg
- Agency: Scheinberg & Associates, P.C.
- Agent Michael O. Scheinberg
- Main IPC: F16K15/00
- IPC: F16K15/00 ; F16N23/00 ; F16K15/04 ; F04D29/063 ; F04B53/10 ; F16N21/00
Abstract:
A check valve supplies fluid to a system and includes a fluid barrier protects the sealing elements and surfaces of the check valve preventing degradation from any backflow of gas and debris from the system to which fluid is supplied.
Public/Granted literature
- US20160097486A1 CHECK VALVE Public/Granted day:2016-04-07
Information query
