FR2232904A1 - - Google Patents

Info

Publication number
FR2232904A1
FR2232904A1 FR7419754A FR7419754A FR2232904A1 FR 2232904 A1 FR2232904 A1 FR 2232904A1 FR 7419754 A FR7419754 A FR 7419754A FR 7419754 A FR7419754 A FR 7419754A FR 2232904 A1 FR2232904 A1 FR 2232904A1
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.)
Withdrawn
Application number
FR7419754A
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.)
Siemens AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Publication of FR2232904A1 publication Critical patent/FR2232904A1/fr
Withdrawn legal-status Critical Current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
    • H05G1/46—Combined control of different quantities, e.g. exposure time as well as voltage or current

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • X-Ray Techniques (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
FR7419754A 1973-06-08 1974-06-07 Withdrawn FR2232904A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2329414A DE2329414A1 (de) 1973-06-08 1973-06-08 Roentgendiagnostikapparat zur anfertigung von roentgenaufnahmen mit einem zeitschalter zur bestimmung der aufnahmedauer

Publications (1)

Publication Number Publication Date
FR2232904A1 true FR2232904A1 (fr) 1975-01-03

Family

ID=5883533

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7419754A Withdrawn FR2232904A1 (fr) 1973-06-08 1974-06-07

Country Status (3)

Country Link
US (1) US3894235A (fr)
DE (1) DE2329414A1 (fr)
FR (1) FR2232904A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2440137A1 (fr) * 1978-10-25 1980-05-23 Siemens Ag Generateur radiologique pour appareil de radiodiagnostic, comportant un relais mas
FR2446050A1 (fr) * 1979-01-04 1980-08-01 Siemens Ag Montage pour controler une installation de radiodiagnostic
EP0167883A1 (fr) * 1984-06-29 1986-01-15 Siemens Aktiengesellschaft Appareil de radiodiagnostic comportant un dispositif de régulation de la haute tension d'un tube à rayons X

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4119856A (en) * 1973-09-07 1978-10-10 Siemens Aktiengesellschaft X-ray diagnostic apparatus for producing series exposures
US4035649A (en) * 1973-10-08 1977-07-12 U.S. Philips Corporation X-ray generator for a tomography apparatus
DE2411630C2 (de) * 1974-03-12 1982-01-14 Philips Patentverwaltung Gmbh, 2000 Hamburg "Röntgeneinrichtung mit einem Belichtungsautomaten mit automatischer Wahl und Einschaltung der Meßfelder"
DE2422844C3 (de) * 1974-05-10 1978-10-19 Siemens Ag, 1000 Berlin Und 8000 Muenchen Röntgendiagnostikapparat, bei dem die Röntgenröhrenspannung über den Röntgenröhrenheizstrom geregelt wird
DE2511523A1 (de) * 1975-03-15 1976-09-23 Philips Patentverwaltung Roentgenanlage mit einer fernseheinrichtung und einem belichtungsautomaten
US4039811A (en) * 1975-03-21 1977-08-02 Sybron Corporation Method of operating and power supply for x-ray tubes
DE2518549A1 (de) * 1975-04-25 1977-03-17 Siemens Ag Zahnaerztliche roentgendiagnostikeinrichtung
DE2532218C2 (de) * 1975-07-18 1982-09-02 Heimann Gmbh, 6200 Wiesbaden Vorrichtung zum Prüfen von Gepäckstücken mittels Röntgenstrahlung
DE3043632A1 (de) * 1980-11-19 1982-07-08 Philips Patentverwaltung Gmbh, 2000 Hamburg Roentgengenerator zur speisung einer roentgenroehre mit einem zwischen ihrer anode und ihrer kathode befindlichen mit masse verbundenen mittelteil
FR2541532A1 (fr) * 1983-02-22 1984-08-24 Gen Equipment Medical Procede de commutation de l'alimentation electrique entre deux circuits de charge independants
US4590603A (en) * 1984-01-09 1986-05-20 General Electric Company Automatic X-ray entrance dose compensation
US4703496A (en) * 1985-12-30 1987-10-27 General Electric Company Automatic x-ray image brightness control
US4763343A (en) * 1986-09-23 1988-08-09 Yanaki Nicola E Method and structure for optimizing radiographic quality by controlling X-ray tube voltage, current, focal spot size and exposure time
USRE33634E (en) * 1986-09-23 1991-07-09 Method and structure for optimizing radiographic quality by controlling X-ray tube voltage, current focal spot size and exposure time
US5966425A (en) * 1989-12-07 1999-10-12 Electromed International Apparatus and method for automatic X-ray control
DE69106953T2 (de) * 1990-07-06 1995-06-22 Gen Electric Cgr Verfahren zur automatischen Bestimmung der Belichtungszeit für einen Röntgenfilm und dieses verwendendes System.
US5333168A (en) * 1993-01-29 1994-07-26 Oec Medical Systems, Inc. Time-based attenuation compensation
US6240162B1 (en) * 1998-01-15 2001-05-29 Siemens Medical Systems, Inc. Precision dosimetry in an intensity modulated radiation treatment system
US6038284A (en) * 1998-01-15 2000-03-14 Siemens Medical Systems, Inc. Precision dosimetry in an intensity modulated radiation treatment system
US6192105B1 (en) 1998-11-25 2001-02-20 Communications & Power Industries Canada Inc. Method and device to calibrate an automatic exposure control device in an x-ray imaging system
EP1219147B1 (fr) 1999-10-08 2006-11-08 Gendex Corporation Commande automatique de l'exposition pour un appareil de radiographie dentaire panoramique et de cephalographie
CA2397739A1 (fr) * 2000-02-02 2001-08-09 Dentsply International Inc. Detection automatique de rayons x pour appareil d'imagerie dentaire intraorale par rayons x
WO2003010556A2 (fr) * 2001-07-25 2003-02-06 Dentsply International Inc. Imageur radiologique numerique en temps reel
EP1551302B1 (fr) 2002-07-25 2012-02-08 Gendex Corporation Appareil et proc d d'imagerie radiologique num rique en temps r el

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3546461A (en) * 1968-09-13 1970-12-08 Litton Medical Products Automatic control of a nonsynchronous cine fluororadiographic apparatus
US3585391A (en) * 1969-09-24 1971-06-15 Westinghouse Electric Corp Brightness stabilizer with improved image quality
US3634871A (en) * 1970-04-15 1972-01-11 Cgr Medical Corp Heat-sensing circuit
US3842280A (en) * 1970-12-23 1974-10-15 Picker Corp Protective circuit for limiting the input power applied to an x-ray tube and method of operation

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2440137A1 (fr) * 1978-10-25 1980-05-23 Siemens Ag Generateur radiologique pour appareil de radiodiagnostic, comportant un relais mas
FR2446050A1 (fr) * 1979-01-04 1980-08-01 Siemens Ag Montage pour controler une installation de radiodiagnostic
EP0167883A1 (fr) * 1984-06-29 1986-01-15 Siemens Aktiengesellschaft Appareil de radiodiagnostic comportant un dispositif de régulation de la haute tension d'un tube à rayons X

Also Published As

Publication number Publication date
DE2329414A1 (de) 1975-01-02
US3894235A (en) 1975-07-08

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Legal Events

Date Code Title Description
ST Notification of lapse