CN100562969C - 冷阴极管用烧结电极、具有此冷阴极管用烧结电极的冷阴极管及液晶显示装置 - Google Patents

冷阴极管用烧结电极、具有此冷阴极管用烧结电极的冷阴极管及液晶显示装置 Download PDF

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Publication number
CN100562969C
CN100562969C CNB2005800009471A CN200580000947A CN100562969C CN 100562969 C CN100562969 C CN 100562969C CN B2005800009471 A CNB2005800009471 A CN B2005800009471A CN 200580000947 A CN200580000947 A CN 200580000947A CN 100562969 C CN100562969 C CN 100562969C
Authority
CN
China
Prior art keywords
cathode tube
cold
electrode
sintered electrode
cold cathode
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 - Lifetime
Application number
CNB2005800009471A
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English (en)
Chinese (zh)
Other versions
CN1842888A (zh
Inventor
青山齐
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
Toshiba Materials Co Ltd
Original Assignee
Toshiba Corp
Toshiba Materials 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, Toshiba Materials Co Ltd filed Critical Toshiba Corp
Publication of CN1842888A publication Critical patent/CN1842888A/zh
Application granted granted Critical
Publication of CN100562969C publication Critical patent/CN100562969C/zh
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/04—Electrodes; Screens; Shields
    • H01J61/06—Main electrodes
    • H01J61/09—Hollow cathodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/04—Electrodes; Screens; Shields
    • H01J61/06—Main electrodes
    • H01J61/067—Main electrodes for low-pressure discharge lamps
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/04—Electrodes; Screens; Shields
    • H01J61/06—Main electrodes
    • H01J61/067—Main electrodes for low-pressure discharge lamps
    • H01J61/0672—Main electrodes for low-pressure discharge lamps characterised by the construction of the electrode
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00—Discharge tubes and lamps
    • H01J2893/0001—Electrodes and electrode systems suitable for discharge tubes or lamps
    • H01J2893/0012—Constructional arrangements
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12292—Workpiece with longitudinal passageway or stopweld material [e.g., for tubular stock, etc.]

Landscapes

  • Discharge Lamp (AREA)
  • Liquid Crystal (AREA)
  • Planar Illumination Modules (AREA)
CNB2005800009471A 2004-05-10 2005-05-02 冷阴极管用烧结电极、具有此冷阴极管用烧结电极的冷阴极管及液晶显示装置 Expired - Lifetime CN100562969C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP139559/2004 2004-05-10
JP2004139559 2004-05-10

Publications (2)

Publication Number Publication Date
CN1842888A CN1842888A (zh) 2006-10-04
CN100562969C true CN100562969C (zh) 2009-11-25

Family

ID=35320462

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB2005800009471A Expired - Lifetime CN100562969C (zh) 2004-05-10 2005-05-02 冷阴极管用烧结电极、具有此冷阴极管用烧结电极的冷阴极管及液晶显示装置

Country Status (7)

Country Link
US (1) US7551242B2 (enExample)
EP (1) EP1746632B1 (enExample)
JP (1) JP4966008B2 (enExample)
KR (1) KR100814530B1 (enExample)
CN (1) CN100562969C (enExample)
TW (1) TW200606524A (enExample)
WO (1) WO2005109469A1 (enExample)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4614908B2 (ja) * 2005-05-11 2011-01-19 日立粉末冶金株式会社 冷陰極蛍光ランプ用電極
JP4832931B2 (ja) * 2006-03-16 2011-12-07 株式会社東芝 冷陰極管用焼結電極の製造方法
TW200802497A (en) * 2006-03-16 2008-01-01 Toshiba Kk Sintered electrode for cold-cathode tube, cold-cathode tube using the same, and liquid crystal display device
WO2008029507A1 (en) * 2006-09-08 2008-03-13 Kabushiki Kaisha Toshiba Electrode for cold cathode tube, and cold cathode tube and liquid crystal display device using the electrode
US8134289B2 (en) * 2006-10-13 2012-03-13 Kabushiki Kaisha Toshiba Electrode for cold cathode tube and cold cathode tube employing it
US7756184B2 (en) * 2007-02-27 2010-07-13 Coherent, Inc. Electrodes for generating a stable discharge in gas laser system
CN101796608B (zh) * 2007-09-07 2012-09-05 夏普株式会社 荧光管、显示装置用照明装置、显示装置
TW200931478A (en) * 2007-09-14 2009-07-16 Univ Tohoku Nat Univ Corp Cathode body and fluorescent tube using the same
JP2009110801A (ja) * 2007-10-30 2009-05-21 Nec Lighting Ltd 冷陰極蛍光ランプ
JP2009252382A (ja) * 2008-04-01 2009-10-29 Sumitomo Electric Ind Ltd 電極材料、電極、及び冷陰極蛍光ランプ
US8268035B2 (en) 2008-12-23 2012-09-18 United Technologies Corporation Process for producing refractory metal alloy powders
CN104091740A (zh) * 2014-01-24 2014-10-08 朱惠冲 高强度稀土钼管冷阴极及其制备工艺
JP6677875B2 (ja) * 2015-03-23 2020-04-08 三菱マテリアル株式会社 多結晶タングステン及びタングステン合金焼結体並びにその製造方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1279496A (zh) * 2000-05-27 2001-01-10 中山大学 冷阴极电子发射表面层结构及其制造方法
US6632116B2 (en) * 1999-02-12 2003-10-14 Toppan Printing Co., Ltd. Plasma display panel, manufacturing method and manufacturing apparatus of the same

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5826444A (ja) * 1981-08-10 1983-02-16 Iwasaki Electric Co Ltd 高圧ナトリウムランプ
JP2848975B2 (ja) 1991-02-08 1999-01-20 ウシオ電機株式会社 蛍光ランプ
JPH07226185A (ja) 1994-02-09 1995-08-22 Toho Kinzoku Kk 管球用タングステン棒
TW430840B (en) * 1995-03-24 2001-04-21 Hitachi Ltd Cathode ray tube having an improved cathode structure and a method of making the same
US5962977A (en) 1996-12-20 1999-10-05 Ushiodenki Kabushiki Kaisha Low pressure discharge lamp having electrodes with a lithium-containing electrode emission material
JP3293815B2 (ja) 1999-12-20 2002-06-17 ハリソン東芝ライティング株式会社 冷陰極低圧放電灯
JP2001332212A (ja) 2000-03-16 2001-11-30 Stanley Electric Co Ltd 電子放出用電極及び冷陰極蛍光管
JP2003187740A (ja) 2001-12-19 2003-07-04 Harison Toshiba Lighting Corp 冷陰極形電極、放電ランプおよび照明装置
FR2840450A1 (fr) * 2002-05-31 2003-12-05 Thomson Licensing Sa Corps cathodo-emissif pour cathode impregnee de tube electronique

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6632116B2 (en) * 1999-02-12 2003-10-14 Toppan Printing Co., Ltd. Plasma display panel, manufacturing method and manufacturing apparatus of the same
CN1279496A (zh) * 2000-05-27 2001-01-10 中山大学 冷阴极电子发射表面层结构及其制造方法

Also Published As

Publication number Publication date
US20080192176A1 (en) 2008-08-14
JPWO2005109469A1 (ja) 2008-03-21
JP4966008B2 (ja) 2012-07-04
TW200606524A (en) 2006-02-16
CN1842888A (zh) 2006-10-04
EP1746632A1 (en) 2007-01-24
KR20060069487A (ko) 2006-06-21
TWI314661B (enExample) 2009-09-11
EP1746632B1 (en) 2012-08-15
WO2005109469A1 (ja) 2005-11-17
US7551242B2 (en) 2009-06-23
EP1746632A4 (en) 2011-01-05
KR100814530B1 (ko) 2008-03-17

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Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
EE01 Entry into force of recordation of patent licensing contract

Assignee: TOSHIBA MATERIALS Co.,Ltd.

Assignor: JINDUICHENG MOLYBDENUM Co.,Ltd.

Contract record no.: 2010990000866

Denomination of invention: Cold-cathode tube-use sintered electrode, cold-cathode tube provided with this cold-cathode tube-use sintered electrode and liquid crystal display unit

Granted publication date: 20091125

License type: Common License

Open date: 20061004

Record date: 20101101

EE01 Entry into force of recordation of patent licensing contract

Assignee: JINDUICHENG MOLYBDENUM Co.,Ltd.

Assignor: TOSHIBA MATERIALS Co.,Ltd.

Contract record no.: 2010990000866

Denomination of invention: Cold-cathode tube-use sintered electrode, cold-cathode tube provided with this cold-cathode tube-use sintered electrode and liquid crystal display unit

Granted publication date: 20091125

License type: Common License

Open date: 20061004

Record date: 20101101

CX01 Expiry of patent term

Granted publication date: 20091125

CX01 Expiry of patent term