EP0025688A3 - Process for rapidly achieving stabilized X-ray emission from an X-ray tube - Google Patents

Process for rapidly achieving stabilized X-ray emission from an X-ray tube Download PDF

Info

Publication number
EP0025688A3
EP0025688A3 EP80303161A EP80303161A EP0025688A3 EP 0025688 A3 EP0025688 A3 EP 0025688A3 EP 80303161 A EP80303161 A EP 80303161A EP 80303161 A EP80303161 A EP 80303161A EP 0025688 A3 EP0025688 A3 EP 0025688A3
Authority
EP
European Patent Office
Prior art keywords
ray tube
ray
relatively low
stabilized
tube
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.)
Ceased
Application number
EP80303161A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP0025688A2 (en
Inventor
Ronald Frank Bax
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.)
Pfizer Corp SRL
Pfizer Inc
Original Assignee
Pfizer Corp SRL
Pfizer 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 Pfizer Corp SRL, Pfizer Inc filed Critical Pfizer Corp SRL
Publication of EP0025688A2 publication Critical patent/EP0025688A2/en
Publication of EP0025688A3 publication Critical patent/EP0025688A3/en
Ceased 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
    • H05G1/08—Electrical details
    • H05G1/26—Measuring, controlling or protecting
    • H05G1/30—Controlling
    • H05G1/34—Anode current, heater current or heater voltage of X-ray tube
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05G—X-RAY TECHNIQUE
    • H05G1/00—X-ray apparatus involving X-ray tubes; Circuits therefor
    • H05G1/08—Electrical details
    • H05G1/56—Switching-on; Switching-off

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • X-Ray Techniques (AREA)
EP80303161A 1979-09-13 1980-09-09 Process for rapidly achieving stabilized X-ray emission from an X-ray tube Ceased EP0025688A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US7518779A 1979-09-13 1979-09-13
US75187 1979-09-13

Publications (2)

Publication Number Publication Date
EP0025688A2 EP0025688A2 (en) 1981-03-25
EP0025688A3 true EP0025688A3 (en) 1981-05-27

Family

ID=22124124

Family Applications (1)

Application Number Title Priority Date Filing Date
EP80303161A Ceased EP0025688A3 (en) 1979-09-13 1980-09-09 Process for rapidly achieving stabilized X-ray emission from an X-ray tube

Country Status (6)

Country Link
EP (1) EP0025688A3 (OSRAM)
JP (1) JPS5650100A (OSRAM)
BR (1) BR8005771A (OSRAM)
DK (1) DK389280A (OSRAM)
ES (1) ES8200538A1 (OSRAM)
GR (1) GR70282B (OSRAM)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3122185A1 (de) * 1981-06-04 1982-12-30 Philips Patentverwaltung Gmbh, 2000 Hamburg Verfahren zum betrieb eines roentgengenerators und roentgengenerator zur durchfuehrung dieses verfahrens
US5077772A (en) * 1990-07-05 1991-12-31 Picker International, Inc. Rapid warm-up x-ray tube filament power supply
DE4416556A1 (de) * 1994-05-11 1995-11-16 Philips Patentverwaltung Röntgengenerator
CN105125235B (zh) 2015-09-30 2018-09-18 沈阳东软医疗系统有限公司 一种球管预热方法和装置
GB201904168D0 (en) * 2019-03-26 2019-05-08 Nikon Metrology Nv Method of setting a filament demand in an x-ray apparatus, controller, x-ray apparatus, control program and storage medium

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1062831B (de) * 1958-06-13 1959-08-06 Siemens Reiniger Werke Ag Diagnostik-Roentgenapparat mit Mitteln zur Regelung des Roentgenroehren-emissionsstromes vor Aufnahmebeginn
DE1639397A1 (de) * 1968-01-30 1971-02-04 Siemens Ag Roentgendiagnostikapparat mit Regelmitteln zum Konstanthalten des Roentgenroehrenstroms
US3636355A (en) * 1969-09-24 1972-01-18 Cgr Medical Corp Starting voltage suppressor circuitry for an x-ray generator
US4072865A (en) * 1976-06-24 1978-02-07 American Radiologic Systems, Inc. Automatic control system
FR2389294A1 (fr) * 1977-04-30 1978-11-24 Philips Nv Circuit destine a un generateur de rontgen
GB2005878A (en) * 1977-09-23 1979-04-25 Den Tal Ez Mfg Co Regulating and stabilizing circuit for x-ray source g3u
US4195229A (en) * 1977-01-05 1980-03-25 Tokyo Shibaura Electric Co., Ltd. X-ray photographing apparatus

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1062831B (de) * 1958-06-13 1959-08-06 Siemens Reiniger Werke Ag Diagnostik-Roentgenapparat mit Mitteln zur Regelung des Roentgenroehren-emissionsstromes vor Aufnahmebeginn
DE1639397A1 (de) * 1968-01-30 1971-02-04 Siemens Ag Roentgendiagnostikapparat mit Regelmitteln zum Konstanthalten des Roentgenroehrenstroms
US3636355A (en) * 1969-09-24 1972-01-18 Cgr Medical Corp Starting voltage suppressor circuitry for an x-ray generator
US4072865A (en) * 1976-06-24 1978-02-07 American Radiologic Systems, Inc. Automatic control system
US4195229A (en) * 1977-01-05 1980-03-25 Tokyo Shibaura Electric Co., Ltd. X-ray photographing apparatus
FR2389294A1 (fr) * 1977-04-30 1978-11-24 Philips Nv Circuit destine a un generateur de rontgen
US4208584A (en) * 1977-04-30 1980-06-17 U.S. Philips Corporation Circuit arrangement for an X-ray generator
GB2005878A (en) * 1977-09-23 1979-04-25 Den Tal Ez Mfg Co Regulating and stabilizing circuit for x-ray source g3u

Also Published As

Publication number Publication date
BR8005771A (pt) 1981-03-24
DK389280A (da) 1981-03-14
EP0025688A2 (en) 1981-03-25
GR70282B (OSRAM) 1982-09-03
JPS5650100A (en) 1981-05-07
ES495031A0 (es) 1981-11-01
ES8200538A1 (es) 1981-11-01

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Legal Events

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PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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AK Designated contracting states

Designated state(s): BE CH DE FR GB IT LU NL SE

PUAL Search report despatched

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17P Request for examination filed

Effective date: 19810704

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18R Application refused

Effective date: 19840319

RIN1 Information on inventor provided before grant (corrected)

Inventor name: BAX, RONALD FRANK