Fluid handling – Line condition change responsive valves – Direct response valves
Patent
1988-02-11
1989-01-17
Rivell, John
Fluid handling
Line condition change responsive valves
Direct response valves
1375125, 137843, 137903, F16K 1514
Patent
active
047982268
ABSTRACT:
A charging valve consisting of a valve sleeve and a valve stem fixed in the interior thereof comprises a valve which acts by compression and tension, the tension or compression being exerted by resilient parts of the valve stem adjacent to both valves.
REFERENCES:
patent: 2590408 (1952-03-01), Henneman
patent: 2888034 (1959-05-01), Glegg
patent: 3554214 (1971-01-01), Stenlund
patent: 3584834 (1971-06-01), Reid et al.
patent: 3965930 (1976-06-01), Nicholls
patent: 3976278 (1976-08-01), Dye et al.
patent: 4681139 (1987-07-01), Falconer
Boehringer Ingelheim KG
Frankhouser David
Rivell John
Stempel Alan R.
Timbers Mary-Ellen M.
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