FR892749A - Diaphragm control device for x-ray machine - Google Patents

Diaphragm control device for x-ray machine

Info

Publication number
FR892749A
FR892749A FR892749DA FR892749A FR 892749 A FR892749 A FR 892749A FR 892749D A FR892749D A FR 892749DA FR 892749 A FR892749 A FR 892749A
Authority
FR
France
Prior art keywords
control device
ray machine
diaphragm control
diaphragm
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
Application number
Other languages
French (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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR892749A publication Critical patent/FR892749A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21K—TECHNIQUES FOR HANDLING PARTICLES OR IONISING RADIATION NOT OTHERWISE PROVIDED FOR; IRRADIATION DEVICES; GAMMA RAY OR X-RAY MICROSCOPES
    • G21K1/00—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating
    • G21K1/02—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators
    • G21K1/04—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators using variable diaphragms, shutters, choppers

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
FR892749D 1942-03-21 1943-03-22 Diaphragm control device for x-ray machine Expired FR892749A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL892749X 1942-03-21

Publications (1)

Publication Number Publication Date
FR892749A true FR892749A (en) 1944-05-17

Family

ID=19855973

Family Applications (1)

Application Number Title Priority Date Filing Date
FR892749D Expired FR892749A (en) 1942-03-21 1943-03-22 Diaphragm control device for x-ray machine

Country Status (1)

Country Link
FR (1) FR892749A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2409583A1 (en) * 1977-11-21 1979-06-15 Commissariat Energie Atomique Standard calibration irradiator for dosimetric detectors - has shutter with two falling gates, the outer gate exposing and the inner gate cutting off the beam

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2409583A1 (en) * 1977-11-21 1979-06-15 Commissariat Energie Atomique Standard calibration irradiator for dosimetric detectors - has shutter with two falling gates, the outer gate exposing and the inner gate cutting off the beam

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