JPS53680A - Process for manufacturing ring-shaped fluorescent lamp - Google Patents

Process for manufacturing ring-shaped fluorescent lamp

Info

Publication number
JPS53680A
JPS53680A JP7383276A JP7383276A JPS53680A JP S53680 A JPS53680 A JP S53680A JP 7383276 A JP7383276 A JP 7383276A JP 7383276 A JP7383276 A JP 7383276A JP S53680 A JPS53680 A JP S53680A
Authority
JP
Japan
Prior art keywords
fluorescent lamp
shaped fluorescent
manufacturing ring
manufacturing
ring
Prior art date
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.)
Pending
Application number
JP7383276A
Other languages
Japanese (ja)
Inventor
Yoshiaki Teramoto
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.)
Iwasaki Denki KK
Original Assignee
Iwasaki Denki KK
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 Iwasaki Denki KK filed Critical Iwasaki Denki KK
Priority to JP7383276A priority Critical patent/JPS53680A/en
Publication of JPS53680A publication Critical patent/JPS53680A/en
Pending legal-status Critical Current

Links

Landscapes

  • Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)

Abstract

PURPOSE: To bend exhayst tubes to a given shape without being deformed flat by bending thereof with the movement of a forming roller following a given locus after heated and softened.
COPYRIGHT: (C)1978,JPO&Japio
JP7383276A 1976-06-24 1976-06-24 Process for manufacturing ring-shaped fluorescent lamp Pending JPS53680A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7383276A JPS53680A (en) 1976-06-24 1976-06-24 Process for manufacturing ring-shaped fluorescent lamp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7383276A JPS53680A (en) 1976-06-24 1976-06-24 Process for manufacturing ring-shaped fluorescent lamp

Publications (1)

Publication Number Publication Date
JPS53680A true JPS53680A (en) 1978-01-06

Family

ID=13529500

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7383276A Pending JPS53680A (en) 1976-06-24 1976-06-24 Process for manufacturing ring-shaped fluorescent lamp

Country Status (1)

Country Link
JP (1) JPS53680A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5021636A (en) * 1987-11-06 1991-06-04 U.S. Philips Corporation Electrical cooking unit and electrical cooking apparatus provided with this unit

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5021636A (en) * 1987-11-06 1991-06-04 U.S. Philips Corporation Electrical cooking unit and electrical cooking apparatus provided with this unit

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