Legal status (The legal status 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 status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ES THOMSON-HOUSTON
Compagnie Francaise Thomson Houston SA
Original Assignee
ES THOMSON-HOUSTON
Compagnie Francaise Thomson Houston SA
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 ES THOMSON-HOUSTON, Compagnie Francaise Thomson Houston SAfiledCriticalES THOMSON-HOUSTON
Application grantedgrantedCritical
Publication of FR359512ApublicationCriticalpatent/FR359512A/fr
H01J13/00—Discharge tubes with liquid-pool cathodes, e.g. metal-vapour rectifying tubes
H01J13/02—Details
H01J13/22—Screens, e.g. for preventing or eliminating arcing-back
H—ELECTRICITY
H01—ELECTRIC ELEMENTS
H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
H01J2893/00—Discharge tubes and lamps
H01J2893/0072—Disassembly or repair of discharge tubes
H01J2893/0073—Discharge tubes with liquid poolcathodes; constructional details
H01J2893/0074—Cathodic cups; Screens; Reflectors; Filters; Windows; Protection against mercury deposition; Returning condensed electrode material to the cathodic cup; Liquid electrode level control
H01J2893/0087—Igniting means; Cathode spot maintaining or extinguishing means
FR359512D1905-11-171905-11-17Perfectionnements aux lampes à arc électriques
ExpiredFR359512A
(fr)