FR2201065A1 - - Google Patents

Info

Publication number
FR2201065A1
FR2201065A1 FR7334792A FR7334792A FR2201065A1 FR 2201065 A1 FR2201065 A1 FR 2201065A1 FR 7334792 A FR7334792 A FR 7334792A FR 7334792 A FR7334792 A FR 7334792A FR 2201065 A1 FR2201065 A1 FR 2201065A1
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.)
Granted
Application number
FR7334792A
Other languages
French (fr)
Other versions
FR2201065B1 (en
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
Publication of FR2201065A1 publication Critical patent/FR2201065A1/fr
Application granted granted Critical
Publication of FR2201065B1 publication Critical patent/FR2201065B1/fr
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
    • A61B6/06—Diaphragms
    • 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
FR7334792A 1972-09-30 1973-09-28 Expired FR2201065B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722248101 DE2248101B2 (en) 1972-09-30 1972-09-30 APERTURE SETTING DEVICE OF AN ROENTGEN TARGET DEVICE

Publications (2)

Publication Number Publication Date
FR2201065A1 true FR2201065A1 (en) 1974-04-26
FR2201065B1 FR2201065B1 (en) 1977-09-09

Family

ID=5857902

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7334792A Expired FR2201065B1 (en) 1972-09-30 1973-09-28

Country Status (9)

Country Link
US (1) US3875411A (en)
JP (1) JPS5325760B2 (en)
BE (1) BE805511A (en)
CA (1) CA987797A (en)
DE (1) DE2248101B2 (en)
FR (1) FR2201065B1 (en)
GB (1) GB1439203A (en)
IT (1) IT1004589B (en)
SE (1) SE383095B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2657771A1 (en) * 1990-02-08 1991-08-09 Gen Electric Cgr Radiology apparatus with diaphragm which opens automatically

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2421243C3 (en) * 1974-05-02 1985-12-05 Siemens AG, 1000 Berlin und 8000 München X-ray measuring device with two measuring fields for detecting the dose and the area dose product
SE423458B (en) * 1980-09-10 1982-05-03 Agne Larsson DEVICE OF A CAMERA INCLUDING A DIFFERENT COLLIMATOR
DE3209683A1 (en) * 1982-03-17 1983-09-22 Philips Patentverwaltung Gmbh, 2000 Hamburg X-RAY TARGET DEVICE WITH A FILM FADING DEVICE
DE3785718D1 (en) * 1986-09-30 1993-06-09 Siemens Ag DENTAL X-RAY DIAGNOSTIC.

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3546463A (en) * 1968-11-22 1970-12-08 Westinghouse Electric Corp Servomotor-operated x-ray shutter control system for use with a spotfilm device
US3643095A (en) * 1969-11-28 1972-02-15 Picker Corp Automatic collimator control for x-ray apparatus

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3206604A (en) * 1962-11-13 1965-09-14 Gen Electric Adjustable x-ray field defining cone and field size indicating means
US3502878A (en) * 1967-09-22 1970-03-24 Us Health Education & Welfare Automatic x-ray apparatus for limiting the field size of a projected x-ray beam in response to film size and to source-to-film distance
US3581094A (en) * 1968-11-07 1971-05-25 Machlett Lab Inc X-ray apparatus

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3546463A (en) * 1968-11-22 1970-12-08 Westinghouse Electric Corp Servomotor-operated x-ray shutter control system for use with a spotfilm device
US3643095A (en) * 1969-11-28 1972-02-15 Picker Corp Automatic collimator control for x-ray apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2657771A1 (en) * 1990-02-08 1991-08-09 Gen Electric Cgr Radiology apparatus with diaphragm which opens automatically

Also Published As

Publication number Publication date
FR2201065B1 (en) 1977-09-09
DE2248101B2 (en) 1977-06-23
BE805511A (en) 1974-03-28
SE383095B (en) 1976-03-01
US3875411A (en) 1975-04-01
JPS5325760B2 (en) 1978-07-28
CA987797A (en) 1976-04-20
GB1439203A (en) 1976-06-16
IT1004589B (en) 1976-07-20
JPS4973990A (en) 1974-07-17
DE2248101A1 (en) 1974-04-04

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Legal Events

Date Code Title Description
ST Notification of lapse