DE68914307D1 - Röntgenquelle hoher Intensität unter Verwendung eines Balgs. - Google Patents

Röntgenquelle hoher Intensität unter Verwendung eines Balgs.

Info

Publication number
DE68914307D1
DE68914307D1 DE89301215T DE68914307T DE68914307D1 DE 68914307 D1 DE68914307 D1 DE 68914307D1 DE 89301215 T DE89301215 T DE 89301215T DE 68914307 T DE68914307 T DE 68914307T DE 68914307 D1 DE68914307 D1 DE 68914307D1
Authority
DE
Germany
Prior art keywords
bellows
ray source
high intensity
intensity
ray
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
Application number
DE89301215T
Other languages
English (en)
Other versions
DE68914307T2 (de
Inventor
Weston A Anderson
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.)
Varian Medical Systems Inc
Original Assignee
Varian Associates Inc
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 Varian Associates Inc filed Critical Varian Associates Inc
Application granted granted Critical
Publication of DE68914307D1 publication Critical patent/DE68914307D1/de
Publication of DE68914307T2 publication Critical patent/DE68914307T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05G—X-RAY TECHNIQUE
    • H05G1/00—X-ray apparatus involving X-ray tubes; Circuits therefor
    • H05G1/02—Constructional details
    • H05G1/04—Mounting the X-ray tube within a closed housing
    • 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
    • H01J35/08—Anodes; Anti cathodes
    • H01J35/10—Rotary anodes; Arrangements for rotating anodes; Cooling rotary anodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J35/00—X-ray tubes
    • H01J35/02—Details
    • H01J35/16—Vessels; Containers; Shields associated therewith
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J35/00—X-ray tubes
    • H01J35/24—Tubes wherein the point of impact of the cathode ray on the anode or anticathode is movable relative to the surface thereof
    • H01J35/26—Tubes wherein the point of impact of the cathode ray on the anode or anticathode is movable relative to the surface thereof by rotation of the anode or anticathode
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05G—X-RAY TECHNIQUE
    • H05G1/00—X-ray apparatus involving X-ray tubes; Circuits therefor
    • H05G1/02—Constructional details
    • H05G1/025—Means for cooling the X-ray tube or the generator
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2235/00—X-ray tubes
    • H01J2235/16—Vessels
    • H01J2235/161—Non-stationary vessels
    • H01J2235/162—Rotation
DE68914307T 1988-02-25 1989-02-08 Röntgenquelle hoher Intensität unter Verwendung eines Balgs. Expired - Fee Related DE68914307T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/160,223 US4878235A (en) 1988-02-25 1988-02-25 High intensity x-ray source using bellows

Publications (2)

Publication Number Publication Date
DE68914307D1 true DE68914307D1 (de) 1994-05-11
DE68914307T2 DE68914307T2 (de) 1994-07-14

Family

ID=22576026

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68914307T Expired - Fee Related DE68914307T2 (de) 1988-02-25 1989-02-08 Röntgenquelle hoher Intensität unter Verwendung eines Balgs.

Country Status (6)

Country Link
US (1) US4878235A (de)
EP (1) EP0330336B1 (de)
JP (1) JP2753566B2 (de)
CA (1) CA1311011C (de)
DE (1) DE68914307T2 (de)
IL (1) IL89236A (de)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL88904A0 (en) * 1989-01-06 1989-08-15 Yehuda Elyada X-ray tube apparatus
DE4004013A1 (de) * 1990-02-09 1991-08-14 Siemens Ag Roentgen-drehroehre
DE4108591A1 (de) * 1990-03-28 1991-10-02 Siemens Ag Magnetische kupplung, insbesondere fuer eine roentgen-drehroehre
US5241577A (en) * 1992-01-06 1993-08-31 Picker International, Inc. X-ray tube with bearing slip ring
US5274690A (en) * 1992-01-06 1993-12-28 Picker International, Inc. Rotating housing and anode/stationary cathode x-ray tube with magnetic susceptor for holding the cathode stationary
US5581591A (en) 1992-01-06 1996-12-03 Picker International, Inc. Focal spot motion control for rotating housing and anode/stationary cathode X-ray tubes
US5384820A (en) * 1992-01-06 1995-01-24 Picker International, Inc. Journal bearing and radiation shield for rotating housing and anode/stationary cathode X-ray tubes
US5200985A (en) * 1992-01-06 1993-04-06 Picker International, Inc. X-ray tube with capacitively coupled filament drive
EP0550983B1 (de) * 1992-01-06 1996-08-28 Picker International, Inc. Röntgenröhre mit Ferritkern-Glühwendeltransformator
US5550890A (en) * 1995-06-06 1996-08-27 Anderson; Weston A. Magnetically supported cathode X-ray source
DE19621528A1 (de) * 1996-05-29 1997-12-04 Philips Patentverwaltung Röntgeneinrichtung
US5978448A (en) * 1998-01-21 1999-11-02 General Electric Company Bearing preload arrangement with linear bearing component for X-ray tube
US6144720A (en) * 1998-08-28 2000-11-07 Picker International, Inc. Iron oxide coating for x-ray tube rotors
US6249569B1 (en) * 1998-12-22 2001-06-19 General Electric Company X-ray tube having increased cooling capabilities
DE10353964B4 (de) * 2003-11-19 2013-10-10 Siemens Aktiengesellschaft Röntgenröhre mit Drehanode
US6944270B1 (en) * 2004-02-26 2005-09-13 Osmic, Inc. X-ray source
JP3836855B2 (ja) * 2004-07-15 2006-10-25 株式会社リガク 回転対陰極ｘ線管及びｘ線発生装置
US7502446B2 (en) * 2005-10-18 2009-03-10 Alft Inc. Soft x-ray generator
US20100128848A1 (en) * 2008-11-21 2010-05-27 General Electric Company X-ray tube having liquid lubricated bearings and liquid cooled target
US9032735B2 (en) 2012-04-26 2015-05-19 General Electric Company Combustor and a method for assembling the combustor
JP6677420B2 (ja) * 2016-04-01 2020-04-08 キヤノン電子管デバイス株式会社 Ｘ線管装置

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1160177A (en) * 1914-06-27 1915-11-16 Snook Roentgen Mfg Company X-ray tube.
US2209963A (en) * 1938-06-18 1940-08-06 California Inst Of Techn X-ray generating device
US2229152A (en) * 1938-09-21 1941-01-21 Westinghouse Electric & Mfg Co Rotary anode X-ray tube
US2290226A (en) * 1940-12-19 1942-07-21 Mond Jesse W M Du X-ray generating device
GB640694A (en) * 1945-06-11 1950-07-26 Frank Waterton Improvements in x-ray apparatus
US2790102A (en) * 1955-10-04 1957-04-23 Dunlee Corp X-ray tube anode
US2926270A (en) * 1957-12-30 1960-02-23 Gen Electric Rotating anode x-ray tube
US3230409A (en) * 1962-01-03 1966-01-18 High Voltage Engineering Corp Rotatable charged particle beam deflector
US3331978A (en) * 1962-05-28 1967-07-18 Varian Associates Electron beam x-ray generator with movable, fluid-cooled target
US3303372A (en) * 1964-08-20 1967-02-07 Dunlee Corp X-ray generator with a knife edged cold cathode emitter
US3619696A (en) * 1969-11-17 1971-11-09 Torr Lab Inc An electric drive motor for rotatably driving the anode of an x-ray tube
US3735175A (en) * 1971-03-15 1973-05-22 Inter Probe Method and apparatus for removing heat from within a vacuum and from within a mass
US3689790A (en) * 1971-04-29 1972-09-05 Pepi Inc Moving target sealed x-ray tube
US3737698A (en) * 1971-11-24 1973-06-05 F Carter X-ray target changer using a translating anode
US3753020A (en) * 1971-11-26 1973-08-14 Philips Electronics And Pharm Multi-anode x-ray tube
US3794872A (en) * 1972-06-21 1974-02-26 D Haas Moving target spring loaded x-ray tube
DE2607618A1 (de) * 1976-02-25 1977-09-01 Philips Patentverwaltung Roentgenroehre
US4336476A (en) * 1978-09-05 1982-06-22 The Machlett Laboratories, Incorporated Grooved X-ray generator
DE3043046A1 (de) * 1980-11-14 1982-07-15 Siemens AG, 1000 Berlin und 8000 München Drehanoden-roentgenroehre
FR2548829B1 (fr) * 1983-07-06 1985-11-22 Thomson Csf Tube a rayons x a anode tournante muni d'un dispositif d'ecoulement des charges
FR2563436B1 (fr) * 1984-04-26 1987-06-12 Taddei Andre Dispositif a seringue d'injection ster ile, notamment pour les dentistes
DE3587087T2 (de) * 1984-12-20 1993-09-02 Varian Associates Roentgenstrahlenquelle mit hoher intensitaet.

Also Published As

Publication number Publication date
IL89236A0 (en) 1989-09-10
IL89236A (en) 1992-09-06
EP0330336B1 (de) 1994-04-06
US4878235A (en) 1989-10-31
DE68914307T2 (de) 1994-07-14
CA1311011C (en) 1992-12-01
EP0330336A3 (en) 1989-11-15
JP2753566B2 (ja) 1998-05-20
JPH0210637A (ja) 1990-01-16
EP0330336A2 (de) 1989-08-30

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Legal Events

Date Code Title Description
8320 Willingness to grant licences declared (paragraph 23)
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: VARIAN MEDICAL SYSTEMS, INC.(N.D.GES.D.STAATES DEL

8339 Ceased/non-payment of the annual fee