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.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura Electric Co 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 Toshiba Corp, Tokyo Shibaura Electric Co LtdfiledCriticalToshiba Corp
Priority to JP1465177ApriorityCriticalpatent/JPS53100683A/en
Publication of JPS53100683ApublicationCriticalpatent/JPS53100683A/en
Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like
(AREA)
Abstract
PURPOSE: To improve the mechanical strength of the bulb and coating strength of phosphor layer through heating and softening of glass bulb for forming by bending after inorganic bonding agent layer and a phosphor layer are formed on the inner surface of tubular glass bulb.
COPYRIGHT: (C)1978,JPO&Japio
JP1465177A1977-02-151977-02-15Method of producing curved fluorescent lamp
PendingJPS53100683A
(en)