Electric heating – Metal heating – By arc
Patent
1980-10-14
1982-11-09
Albritton, C. L.
Electric heating
Metal heating
By arc
219121EL, 219121EX, B23K 1500
Patent
active
043586570
ABSTRACT:
A system for sealing the working vacuum chamber of a charged particle beam machine which is movable with respect to a workpiece is disclosed. The system includes a housing with a central compartment having wire-shaped elements urged against the workpiece to provide a seal therebetween, and lateral compartments, each having a packing of sealing material which is biased against the workpiece surface of a spring arrangement. Rollers and a flexible lip seal arrangement having a flexible sheath of synthetic rubber are also disclosed.
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Sciaky "Sciaky Electron-Beam Welder for Distributor Cams", Machinery and Production Eng'g. vol. 122, No. 3152, Apr. 18, 1973, pp. 511-513.
Anderl Peter
Kappelsberger Erwin
Konig Dieter
Monch Clauspeter
Scheffels Wilheim
Albritton C. L.
Messer Griesheim GmbH
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