FR2435809B1 - - Google Patents

Info

Publication number
FR2435809B1
FR2435809B1 FR7922172A FR7922172A FR2435809B1 FR 2435809 B1 FR2435809 B1 FR 2435809B1 FR 7922172 A FR7922172 A FR 7922172A FR 7922172 A FR7922172 A FR 7922172A FR 2435809 B1 FR2435809 B1 FR 2435809B1
Authority
FR
France
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
FR7922172A
Other versions
FR2435809A1 (fr
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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Publication of FR2435809A1 publication Critical patent/FR2435809A1/fr
Application granted granted Critical
Publication of FR2435809B1 publication Critical patent/FR2435809B1/fr
Granted legal-status Critical Current

Links

Classifications

    • 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
    • H01J35/105—Cooling of rotating anodes, e.g. heat emitting layers or structures
    • H01J35/107—Cooling of the bearing assemblies
    • 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
    • H01J35/101—Arrangements for rotating anodes, e.g. supporting means, means for greasing, means for sealing the axle or means for shielding or protecting the driving
    • H01J35/1017—Bearings for rotating anodes
    • H01J35/1024—Rolling bearings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2235/00—X-ray tubes
    • H01J2235/10—Drive means for anode (target) substrate
    • H01J2235/1006—Supports or shafts for target or substrate
    • H01J2235/1013—Fixing to the target or substrate
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2235/00—X-ray tubes
    • H01J2235/10—Drive means for anode (target) substrate
    • H01J2235/1006—Supports or shafts for target or substrate
    • H01J2235/102—Materials for the shaft
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2235/00—X-ray tubes
    • H01J2235/16—Vessels
    • H01J2235/165—Shielding arrangements
    • H01J2235/167—Shielding arrangements against thermal (heat) energy
FR7922172A 1978-09-05 1979-09-05 Tube a rayonx x a anode tournante perfectionne Granted FR2435809A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/939,540 US4187442A (en) 1978-09-05 1978-09-05 Rotating anode X-ray tube with improved thermal capacity

Publications (2)

Publication Number Publication Date
FR2435809A1 FR2435809A1 (fr) 1980-04-04
FR2435809B1 true FR2435809B1 (fr) 1983-05-06

Family

ID=25473350

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7922172A Granted FR2435809A1 (fr) 1978-09-05 1979-09-05 Tube a rayonx x a anode tournante perfectionne

Country Status (7)

Country Link
US (1) US4187442A (fr)
JP (1) JPS5549850A (fr)
CA (1) CA1131685A (fr)
DE (1) DE2935222A1 (fr)
FR (1) FR2435809A1 (fr)
GB (1) GB2029637B (fr)
IN (1) IN153567B (fr)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58100347A (ja) * 1981-12-09 1983-06-15 Hitachi Ltd 回転陽極ｘ線管
US5056126A (en) * 1987-11-30 1991-10-08 Medical Electronic Imaging Corporation Air cooled metal ceramic x-ray tube construction
US4964148A (en) * 1987-11-30 1990-10-16 Meicor, Inc. Air cooled metal ceramic x-ray tube construction
US4943989A (en) * 1988-08-02 1990-07-24 General Electric Company X-ray tube with liquid cooled heat receptor
US4969172A (en) * 1988-08-15 1990-11-06 Machlett Labs. Inc. X-ray tube rotor structure
US4866748A (en) * 1988-08-15 1989-09-12 Varian Associates, Inc. Rotor structure brazed joint
US4930146A (en) * 1989-07-10 1990-05-29 General Electric Company X-ray tube current control with constant loop gain
US5548628A (en) * 1994-10-06 1996-08-20 General Electric Company Target/rotor connection for use in x-ray tube rotating anode assemblies
DE4443844A1 (de) * 1994-12-09 1996-06-13 Philips Patentverwaltung Gebläseaggregat zum Erzeugen von Gasströmen
US5689543A (en) * 1996-12-18 1997-11-18 General Electric Company Method for balancing rotatable anodes for X-ray tubes
US6335512B1 (en) * 1999-07-13 2002-01-01 General Electric Company X-ray device comprising a crack resistant weld
US6295338B1 (en) * 1999-10-28 2001-09-25 Marconi Medical Systems, Inc. Oil cooled bearing assembly
DE10036614A1 (de) * 2000-07-27 2002-02-07 Philips Corp Intellectual Pty Verfahren zum Verbinden von Werkstücken
US6693990B1 (en) 2001-05-14 2004-02-17 Varian Medical Systems Technologies, Inc. Low thermal resistance bearing assembly for x-ray device
US7004635B1 (en) 2002-05-17 2006-02-28 Varian Medical Systems, Inc. Lubricated ball bearings
US6751292B2 (en) * 2002-08-19 2004-06-15 Varian Medical Systems, Inc. X-ray tube rotor assembly having augmented heat transfer capability
US7056016B2 (en) * 2003-12-23 2006-06-06 General Electric Company X-ray source support assembly
US9237872B2 (en) 2013-01-18 2016-01-19 General Electric Company X-ray source with moving anode or cathode
DE102013219123A1 (de) * 2013-09-24 2015-03-26 Siemens Aktiengesellschaft Drehanodenanordnung

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2786954A (en) * 1953-06-25 1957-03-26 Dunlee Corp Electron tube
US3622824A (en) * 1969-06-30 1971-11-23 Picker Corp Composite x-ray tube target
US3634870A (en) * 1970-03-03 1972-01-11 Machlett Lab Inc Rotating anode for x-ray generator
US3699373A (en) * 1971-07-02 1972-10-17 Machlett Lab Inc X-ray tube with electrically conductive bearing bypass
US3753021A (en) * 1972-04-03 1973-08-14 Machlett Lab Inc X-ray tube anode target
US3969131A (en) * 1972-07-24 1976-07-13 Westinghouse Electric Corporation Coated graphite members and process for producing the same
AT374051B (de) * 1973-11-02 1984-03-12 Tokyo Shibaura Electric Co Drehanode fuer roentgenroehren
US3855492A (en) * 1973-11-19 1974-12-17 Machlett Lab Inc Vibration reduced x-ray anode
US3956653A (en) * 1975-02-03 1976-05-11 Litton Industrial Products, Inc. Rotating anode X-ray tube
US4097759A (en) * 1976-07-21 1978-06-27 Picker Corporation X-ray tube

Also Published As

Publication number Publication date
FR2435809A1 (fr) 1980-04-04
JPS5549850A (en) 1980-04-10
DE2935222A1 (de) 1980-03-13
US4187442A (en) 1980-02-05
CA1131685A (fr) 1982-09-14
GB2029637B (en) 1982-09-02
GB2029637A (en) 1980-03-19
JPS6155732B2 (fr) 1986-11-28
IN153567B (fr) 1984-07-28

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Legal Events

Date Code Title Description
ST Notification of lapse