Patent ID: 11879565
Assignee: FIELDPIECE INSTRUMENTS, INC.
Field: Mechanical elements (Mechanical engineering)
Classification: CPC F | IPC F

Claim 0:
1. A dual-valve, valve core installation/removal tee comprising:
a generally linear body with a primary port at a first end and a secondary port at a second end of the generally linear body, a bore in fluid communication between the primary port and the secondary port, the generally linear body including a sight glass between the primary port and the secondary port configured to provide a view into the bore and an isolation ball valve between the sight glass and the secondary port, the secondary valve configured to isolate the secondary port from the bore;
a utility arm configured to extend from the generally linear body perpendicular to the generally linear body, the utility arm includes a utility port in fluid communication with the bore and a secondary valve configured to isolate the utility port from the bore; and
a valve core installation/removal assembly with an attachment collar sized to engage the secondary port, a valve core installation/removal shaft having a magnetic handle at a first end and a valve core engagement tool at a second end, the valve core engagement tool and the valve core installation/removal shaft sized to move through the primary and secondary ports, the primary valve and the bore, the valve core installation/removal assembly including a friction sleeve, an O-ring, a friction control cap and a lock ring configured to permit adjustable friction control of the movement of the valve core installation/removal shaft through the secondary port.