Fluid handling – With repair – tapping – assembly – or disassembly means – Assembling – disassembling – or removing cartridge type valve
Patent
1984-08-09
1986-07-22
Walton, G. L.
Fluid handling
With repair, tapping, assembly, or disassembly means
Assembling, disassembling, or removing cartridge type valve
251214, 251222, 251223, 251225, 251330, 277 9, 277105, F16K 4300, F16K 4102
Patent
active
046013040
ABSTRACT:
A valve assembly for providing easy and rapid removal of the valve packing means while the valve is in service, closed, or out of service, which assembly includes a valve body, a bonnet connected to the body, a packing housing assembly means secured to the bonnet, a packing gland mounted on the packing means assembly, a valve stem movably secured in the valve assembly and having a closure member adapted to seat selectively in a valve closure seat in the valve body or, in the back seat condition, in a valve closure seat in the bonnet. The valve stem is threaded at its lower end adjacent the closure means for engagment with matching threads secured in the bonnet. The packing assembly means includes a stuffing box or packing cartridge that is readily detachable from the bonnet to permit removal of the packing material while the valve is in service, closed, or out of service, without damage to the stem or interior surfaces of the packing means assembly. The packing means assembly contains a drive bushing secured in one end thereof, constructed and arranged for forcible displacement through the packing means assembly to displace the packing material thereform.
REFERENCES:
patent: 686854 (1901-11-01), Huxley
patent: 987050 (1911-03-01), Curtin
patent: 1995395 (1935-03-01), Mohr
patent: 2694547 (1954-11-01), MacGregor
patent: 2809059 (1957-10-01), Hillis
patent: 3982729 (1976-09-01), Tricini
patent: 4289317 (1981-09-01), Kuc
patent: 4394872 (1983-07-01), Schobl
patent: 4411438 (1983-10-01), Scobie
Walton G. L.
Zurawsky Lawrence G.
LandOfFree
Valve assembly does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Valve assembly, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Valve assembly will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-860604