JPS6224900B2 - - Google Patents

Info

Publication number
JPS6224900B2
JPS6224900B2 JP55093189A JP9318980A JPS6224900B2 JP S6224900 B2 JPS6224900 B2 JP S6224900B2 JP 55093189 A JP55093189 A JP 55093189A JP 9318980 A JP9318980 A JP 9318980A JP S6224900 B2 JPS6224900 B2 JP S6224900B2
Authority
JP
Japan
Prior art keywords
electrode
outer coil
pressure sodium
arc tube
lamp
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.)
Expired
Application number
JP55093189A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5717554A (en
Inventor
Naoki Saito
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electronics Corp
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 Matsushita Electronics Corp filed Critical Matsushita Electronics Corp
Priority to JP9318980A priority Critical patent/JPS5717554A/ja
Publication of JPS5717554A publication Critical patent/JPS5717554A/ja
Publication of JPS6224900B2 publication Critical patent/JPS6224900B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/24—Means for obtaining or maintaining the desired pressure within the vessel
    • H01J61/26—Means for absorbing or adsorbing gas, e.g. by gettering; Means for preventing blackening of the envelope

Landscapes

  • Discharge Lamp (AREA)
JP9318980A 1980-07-07 1980-07-07 High pressure sodium lamp Granted JPS5717554A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9318980A JPS5717554A (en) 1980-07-07 1980-07-07 High pressure sodium lamp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9318980A JPS5717554A (en) 1980-07-07 1980-07-07 High pressure sodium lamp

Publications (2)

Publication Number Publication Date
JPS5717554A JPS5717554A (en) 1982-01-29
JPS6224900B2 true JPS6224900B2 (enrdf_load_stackoverflow) 1987-05-30

Family

ID=14075625

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9318980A Granted JPS5717554A (en) 1980-07-07 1980-07-07 High pressure sodium lamp

Country Status (1)

Country Link
JP (1) JPS5717554A (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5649187A (en) * 1979-09-26 1981-05-02 Shigeru Murakoshi Sewing machine with meandering controller
JPS57166193A (en) * 1981-04-03 1982-10-13 Shigeru Murakoshi Sewing machine with controller for position of sewing
US4620129A (en) * 1985-04-29 1986-10-28 General Electric Company Gettered high pressure sodium lamp
JP2551223Y2 (ja) * 1991-11-21 1997-10-22 矢野 弘 縫製機

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53101874A (en) * 1977-02-18 1978-09-05 Hitachi Ltd High pressure sodium lamp

Also Published As

Publication number Publication date
JPS5717554A (en) 1982-01-29

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