JP4582517B2 - X線管陰極フィラメントの製造方法及びx線管 - Google Patents
X線管陰極フィラメントの製造方法及びx線管 Download PDFInfo
- Publication number
- JP4582517B2 JP4582517B2 JP2004358222A JP2004358222A JP4582517B2 JP 4582517 B2 JP4582517 B2 JP 4582517B2 JP 2004358222 A JP2004358222 A JP 2004358222A JP 2004358222 A JP2004358222 A JP 2004358222A JP 4582517 B2 JP4582517 B2 JP 4582517B2
- Authority
- JP
- Japan
- Prior art keywords
- filament
- support
- cathode
- ray tube
- plasma spraying
- 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 - Fee Related
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
- H01J9/02—Manufacture of electrodes or electrode systems
- H01J9/04—Manufacture of electrodes or electrode systems of thermionic cathodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J35/00—X-ray tubes
- H01J35/02—Details
- H01J35/04—Electrodes ; Mutual position thereof; Constructional adaptations therefor
- H01J35/06—Cathodes
- H01J35/064—Details of the emitter, e.g. material or structure
-
- 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
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49799—Providing transitory integral holding or handling portion
-
- 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
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/4981—Utilizing transitory attached element or associated separate material
-
- 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
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49826—Assembling or joining
- Y10T29/49885—Assembling or joining with coating before or during assembling
-
- 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
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/4998—Combined manufacture including applying or shaping of fluent material
- Y10T29/49982—Coating
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Coating By Spraying Or Casting (AREA)
- Solid Thermionic Cathode (AREA)
Description
2 支持体
3、4、5 プラズマ吹付け操作
6 フィラメントの本体をモールド成形するための支持体部分
7 フィラメントの脚部をモールド成形するための支持体部分
8 フィラメントの本体
9 フィラメントの脚部
10 切欠き
11、12 側部
Claims (15)
- X線管の陰極フィラメントを製造する方法であって、
当該方法は、少なくとも2つの脚部と1つの本体とを有していて、単一体のフィラメントであるフィラメントを構成する工程を有し、この工程は、
プラズマ吹付けによって支持体上に少なくとも1種類の材料を吹き付けて、前記支持体上にモールド成形されたフィラメントを得る工程と、
この得られたフィラメントを前記支持体から分離する工程と、
を含んでいることを特徴とする方法。 - フィラメントを形成するためにプラズマ吹付けによって吹き付けられる前記材料がタングステンである、請求項1記載の方法。
- フィラメントを形成するためにプラズマ吹付けによって吹き付けられる前記材料がタングステンとレニウムとの合金である、請求項1又は2記載の方法。
- プラズマ吹付けによって前記支持体上に異なる材料を相次いで吹き付けて、混合組成物のフィラメントを形成する工程を含んでいる請求項1〜3のいずれか1項に記載の方法。
- フィラメントの脚部の厚さ(d)がフィラメントの本体の厚さ(D)とは異なっているフィラメントを得るようにプラズマ吹付けを実施する工程を含んでいる請求項1〜4のいずれか1項に記載の方法。
- 前記本体の厚さが100ミクロン〜300ミクロンであり、前記脚部の厚さが50ミクロン〜150ミクロンである、請求項5記載の方法。
- 前記支持体を選択的に且つ化学的に溶解可能である材料から作る工程と、
前記フィラメントをプラズマ吹付けによって作った後で前記支持体を溶解する工程と、
を含んでいる請求項1〜6のいずれか1項に記載の方法。 - 前記支持体が、チタンとジルコニウムとモリブデンの合金で形成される、請求項7記載の方法。
- 前記支持体を化学的に溶解可能でない材料から作る工程と、
選択的に且つ化学的に溶解可能である材料によって形成される中間層で前記支持体をプラズマ吹付けによって被覆する工程と、
前記フィラメントをプラズマ吹付けによって作った後で前記中間層を溶解する工程と、
を含んでいる請求項1〜6のいずれか1項に記載の方法。 - 非溶解性の前記支持体がグラファイトで作られ、また前記中間層を形成する材料がレニウムである、請求項9記載の方法。
- 巻線形状を持つ本体を得るように前記フィラメントの本体を機械加工する工程を含んでいる請求項1〜10のいずれか1項に記載の方法。
- 前記支持体上のフィラメントの本体を機械加工する工程と、
この機械加工されたフィラメントを前記支持体から分離する工程と、
を含んでいる請求項11記載の方法。 - 前記フィラメントを前記支持体から分離する工程と、
前記フィラメントの本体を機械加工する工程と、
を含んでいる請求項11記載の方法。 - 前記フィラメントの本体が電食によって機械加工される、請求項11〜13のいずれか1項に記載の方法。
- 請求項1〜14のいずれか1項に記載の方法によって得られた陰極フィラメントを備えたX線管。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0351033A FR2863769B1 (fr) | 2003-12-12 | 2003-12-12 | Procede de fabrication d'un filament de cathode d'un tube a rayons x et tube a rayons x |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005174939A JP2005174939A (ja) | 2005-06-30 |
JP4582517B2 true JP4582517B2 (ja) | 2010-11-17 |
Family
ID=34610733
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004358222A Expired - Fee Related JP4582517B2 (ja) | 2003-12-12 | 2004-12-10 | X線管陰極フィラメントの製造方法及びx線管 |
Country Status (3)
Country | Link |
---|---|
US (2) | US7516528B2 (ja) |
JP (1) | JP4582517B2 (ja) |
FR (1) | FR2863769B1 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6003993B2 (ja) * | 2012-09-12 | 2016-10-05 | 株式会社島津製作所 | X線管装置およびx線管装置の使用方法 |
DE102014211688A1 (de) * | 2014-06-18 | 2015-12-24 | Siemens Aktiengesellschaft | Flachemitter |
JP6744116B2 (ja) * | 2016-04-01 | 2020-08-19 | キヤノン電子管デバイス株式会社 | エミッター及びx線管 |
US10636608B2 (en) * | 2017-06-05 | 2020-04-28 | General Electric Company | Flat emitters with stress compensation features |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5158661U (ja) * | 1974-10-31 | 1976-05-08 | ||
JPS60214529A (ja) * | 1984-04-11 | 1985-10-26 | Canon Inc | X線発生装置 |
JPS62135347U (ja) * | 1986-02-21 | 1987-08-26 | ||
JPH01151141A (ja) * | 1987-12-08 | 1989-06-13 | Toshiba Corp | X線管装置 |
JPH04231449A (ja) * | 1990-06-29 | 1992-08-20 | General Electric Co <Ge> | 再使用可能なマンドレルを用いた管の製造 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1495632A (en) * | 1922-06-24 | 1924-05-27 | Raphelis-Soissan Louis De | Process for the enameling of metals, wires, and metal structures |
US3084088A (en) * | 1958-12-15 | 1963-04-02 | Perma Tubes Ltd | Method of forming a bituminous coated glass fiber pipe |
US3017284A (en) * | 1959-06-15 | 1962-01-16 | Sylvania Electric Prod | Process of casting film employing 2-(2-aminoethylamine) ethanol as a release agent |
US3631291A (en) * | 1969-04-30 | 1971-12-28 | Gen Electric | Field emission cathode with metallic boride coating |
US3623220A (en) * | 1970-01-29 | 1971-11-30 | Ibm | Method of making a tubular printed circuit armature using plating techniques |
US3623320A (en) * | 1970-02-09 | 1971-11-30 | Clark Equipment Co | Dual source hydrostatic drive |
US3681643A (en) * | 1970-10-15 | 1972-08-01 | Philips Corp | Cathode-system in which the cathode is supported by prestressed wires |
GB1342069A (en) * | 1970-12-15 | 1973-12-25 | Thorn Electrical Ind Ltd | Electrically conductive components |
DE3001371C2 (de) * | 1980-01-16 | 1983-10-27 | Langlet, Weber KG Oberflächenveredlung Nachf., 5270 Gummersbach | Verfahren zur Herstellung eines keramischen, bindemittelfreien Hohlkörpers |
CA1141420A (fr) * | 1980-06-20 | 1983-02-15 | Stephen Lhotsky | Filament, procede d'affutage electrolytique et appareil permettant la mise en oeuvre du procede |
DE3148441A1 (de) * | 1981-12-08 | 1983-07-21 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Verfahren zur herstellung einer thermionischen kathode |
DE3622614A1 (de) * | 1986-07-05 | 1988-01-14 | Philips Patentverwaltung | Verfahren zur herstellung von elektrisch leitenden formkoerpern durch plasmaaktivierte chemische abscheidung aus der gasphase |
DE4113085A1 (de) * | 1991-04-22 | 1992-10-29 | Philips Patentverwaltung | Verfahren zur herstellung eines gluehkathodenelements |
JPH08222119A (ja) * | 1994-12-07 | 1996-08-30 | Samsung Display Devices Co Ltd | 直熱形陰極構造体 |
-
2003
- 2003-12-12 FR FR0351033A patent/FR2863769B1/fr not_active Expired - Fee Related
-
2004
- 2004-11-04 US US10/983,024 patent/US7516528B2/en not_active Ceased
- 2004-12-10 JP JP2004358222A patent/JP4582517B2/ja not_active Expired - Fee Related
-
2009
- 2009-08-27 US US12/460,025 patent/USRE42705E1/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5158661U (ja) * | 1974-10-31 | 1976-05-08 | ||
JPS60214529A (ja) * | 1984-04-11 | 1985-10-26 | Canon Inc | X線発生装置 |
JPS62135347U (ja) * | 1986-02-21 | 1987-08-26 | ||
JPH01151141A (ja) * | 1987-12-08 | 1989-06-13 | Toshiba Corp | X線管装置 |
JPH04231449A (ja) * | 1990-06-29 | 1992-08-20 | General Electric Co <Ge> | 再使用可能なマンドレルを用いた管の製造 |
Also Published As
Publication number | Publication date |
---|---|
FR2863769A1 (fr) | 2005-06-17 |
USRE42705E1 (en) | 2011-09-20 |
JP2005174939A (ja) | 2005-06-30 |
US20050130549A1 (en) | 2005-06-16 |
US7516528B2 (en) | 2009-04-14 |
FR2863769B1 (fr) | 2006-03-24 |
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