CH559079A5CH1856271ACH1856271ACH559079A5CH 559079 A5CH559079 A5CH 559079A5CH 1856271 ACH1856271 ACH 1856271ACH 1856271 ACH1856271 ACH 1856271ACH 559079 A5CH559079 A5CH 559079A5
Authority
CH
Switzerland
Application number
CH1856271A
Original Assignee
Peyrot Jean Pierre
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Peyrot Jean PierrefiledCriticalPeyrot Jean Pierre
Publication of CH559079A5publicationCriticalpatent/CH559079A5/xx
B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
B23K15/00—Electron-beam welding or cutting
B23K15/06—Electron-beam welding or cutting within a vacuum chamber
H—ELECTRICITY
H01—ELECTRIC ELEMENTS
H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
H01J37/02—Details
H01J37/18—Vacuum locks ; Means for obtaining or maintaining the desired pressure within the vessel