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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi LtdfiledCriticalHitachi Ltd
Priority to JP1432281ApriorityCriticalpatent/JPS57130344A/ja
Publication of JPS57130344ApublicationCriticalpatent/JPS57130344A/ja
Publication of JPH0421296B2publicationCriticalpatent/JPH0421296B2/ja
H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
H01J9/44—Factory adjustment of completed discharge tubes or lamps to comply with desired tolerances
H01J9/445—Aging of tubes or lamps, e.g. by "spot knocking"
Landscapes
Engineering & Computer Science
(AREA)
Manufacturing & Machinery
(AREA)
Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like
(AREA)
JP1432281A1981-02-041981-02-04Production of cathode ray tube
GrantedJPS57130344A
(en)