Fluid handling – With repair – tapping – assembly – or disassembly means – Assembling – disassembling – or removing cartridge type valve
Patent
1985-07-12
1986-04-29
Walton, G. L.
Fluid handling
With repair, tapping, assembly, or disassembly means
Assembling, disassembling, or removing cartridge type valve
2512495, 251291, F16K 4300
Patent
active
045850259
ABSTRACT:
An actuator is mounted on a valve body by a threaded nut. A ring gear on the nut is engaged by a manually operated spur gear for threading the nut on or off the valve body with a mechanical advantage.
REFERENCES:
patent: 3026741 (1962-03-01), Schaverien
patent: 3034371 (1962-05-01), Cantalupo et al.
patent: 3776507 (1973-12-01), Tomlin et al.
patent: 4231389 (1980-11-01), Still et al.
patent: 4442892 (1984-04-01), Delesandri
Smith International Inc.
Walton G. L.
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