Invention Grant
- Patent Title: Valve apparatus and method
- Patent Title (中): 阀门装置及方法
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Application No.: US13863918Application Date: 2013-04-16
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Publication No.: US08998173B2Publication Date: 2015-04-07
- Inventor: David A. Buck
- Applicant: David A. Buck
- Agency: Jones Walker, LLP
- Main IPC: F16K27/06
- IPC: F16K27/06 ; E21B34/14 ; E21B34/00 ; F16K5/06

Abstract:
In the specification and drawings a valve is described and shown with a lower valve seat; an upper valve seat; a bracket, the bracket having a first tongue engaged with the upper valve seat; a valve ball located between the lower valve seat and the upper valve seat, the lower valve seat, the valve ball, and the upper valve seat being located within the bracket; and a ring located about the upper valve seat, the ring having a first recessed portion and a first extended portion, the ring having a first ring position in which the first tongue is unobstructed by the first recessed portion and a second ring position in which the first tongue is obstructed by the first extended portion, the ring being rotatable between the first ring position and the second ring position.
Public/Granted literature
- US20140306138A1 Valve Apparatus and Method Public/Granted day:2014-10-16
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