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 Electric Co Ltd
Original Assignee
Iwasaki 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 Iwasaki Electric Co Ltd filed Critical Iwasaki Electric Co Ltd
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

Similar Documents

Publication Publication Date Title
JPS52118865A (en) Process for manufacturing circle discharge lamp
JPS5246563A (en) Pair tube having an insulation void and its manufacturing process
JPS5245179A (en) Method of manufacturing small size electric bulb
JPS5436384A (en) Forming of end part of pipe
JPS5739037A (en) Formation for tube
JPS51128293A (en) Reflective reflection sheet manufacturing process
JPS5261861A (en) Manufacturing method of heat pipe
JPS5519774A (en) Production method of circular flourescent lamp
JPS53100683A (en) Method of producing curved fluorescent lamp
JPS5788643A (en) Production of ring type fluorescent lamp
JPS5362381A (en) Method of producing ring-shaped fluorescent lamp
JPS5271882A (en) Method for manufacturing bulbs
JPS5347052A (en) Finned tube and production tereof
PT66879A (en) The method of preparing 2,3-dichloroanisole
JPS52146077A (en) Apparatus for heating tubular bulb
JPS52142025A (en) Production of resorcine
JPS5257581A (en) Process for manufacturing corrugated steeel fiber
JPS52154128A (en) Manufacturing method for heating sheet
JPS52123578A (en) Manufacturing method of annular fluorescent lamp
JPS51119828A (en) A process for manufacturing polyester fibers
JPS53136956A (en) Manufacture of display panel for fluorescent display tube
JPS5347182A (en) Method of producing glass parts electric bulbs for reflecting projection
JPS5245516A (en) Prduction process of tungsten
JPS5265334A (en) Manufacturing method of flat shaped heating body
JPS51119830A (en) A novel crimped polyester filaments and a process for manufacturing th em