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 JP6202876ApriorityCriticalpatent/JPS52146077A/en
Publication of JPS52146077ApublicationCriticalpatent/JPS52146077A/en
Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like
(AREA)
Abstract
PURPOSE: To prevent excessive elongation of bulb by means of a device for regulating the elongation thereof while the bulb is softened in an apparatus for heating and softening staight tubular bulbs to be used in the process of bending ring-shaped fluorescent lamps.
COPYRIGHT: (C)1977,JPO&Japio
JP6202876A1976-05-281976-05-28Apparatus for heating tubular bulb
PendingJPS52146077A
(en)