Electric heating – Metal heating – Of cylinders
Patent
1986-09-19
1988-04-05
Leung, Philip H.
Electric heating
Metal heating
Of cylinders
219 1055E, 220316, 215312, 215315, H05B 680
Patent
active
047360836
ABSTRACT:
Microwave digestion vessel of Teflon PFA material including a Teflon PFA vessel with a threaded top and a Teflon PFA cap with internal threads for engaging the vessel threads. A valve assembly extends upwardly from a center portion of the cap and includes a valve seat, a valve ball internal thereto, a Teflon spring uniquely configured and a valve cap holding the spring and ball into the ball seat of the valve seat. An exhaust hole is provided out one side of the valve cap. The vessel includes a flange for encompassing a lower portion of the cap for pressure expansion protection. A ring with an adjoining flange is also provided for the cap to provide for pressure expansion protection. An alternative embodiment is illustrated with a side venting orifice with filtering, a dialed in spring pressure, and a spring cavity with an integral valving surface.
REFERENCES:
patent: 1973258 (1934-09-01), Jensen
patent: 2198125 (1940-04-01), Nelson
patent: 2226593 (1940-12-01), Stroupe et al.
patent: 2860811 (1958-11-01), Hessler
patent: 3155292 (1964-11-01), Webster
patent: 4000829 (1977-01-01), Johnson, Jr. et al.
patent: 4343325 (1982-08-01), Fallon
patent: 4406861 (1983-09-01), Beauvais et al.
patent: 4490597 (1984-12-01), Mengel
patent: 4613738 (1986-09-01), Saville
Jaeger Hugh D.
Leung Philip H.
Savillex Corporation
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