FR2137892B1 - - Google Patents

Info

Publication number
FR2137892B1
FR2137892B1 FR7217255A FR7217255A FR2137892B1 FR 2137892 B1 FR2137892 B1 FR 2137892B1 FR 7217255 A FR7217255 A FR 7217255A FR 7217255 A FR7217255 A FR 7217255A FR 2137892 B1 FR2137892 B1 FR 2137892B1
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
FR7217255A
Other languages
French (fr)
Other versions
FR2137892A1 (enExample
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.)
US Philips Corp
Original Assignee
US Philips Corp
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 US Philips Corp filed Critical US Philips Corp
Publication of FR2137892A1 publication Critical patent/FR2137892A1/fr
Application granted granted Critical
Publication of FR2137892B1 publication Critical patent/FR2137892B1/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
    • B23Q11/001—Arrangements compensating weight or flexion on parts of the machine
    • B23Q11/0017—Arrangements compensating weight or flexion on parts of the machine compensating the weight of vertically moving elements, e.g. by balancing liftable machine parts
    • B23Q11/0025—Arrangements compensating weight or flexion on parts of the machine compensating the weight of vertically moving elements, e.g. by balancing liftable machine parts using resilient means, e.g. springs, hydraulic dampers
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/10—Safety means specially adapted therefor
    • A61B6/102—Protection against mechanical damage, e.g. anti-collision devices
    • A61B6/105—Braking or locking devices
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/44—Constructional features of apparatus for radiation diagnosis
    • A61B6/4429—Constructional features of apparatus for radiation diagnosis related to the mounting of source units and detector units
    • A61B6/4435—Constructional features of apparatus for radiation diagnosis related to the mounting of source units and detector units the source unit and the detector unit being coupled by a rigid structure
    • A61B6/4441—Constructional features of apparatus for radiation diagnosis related to the mounting of source units and detector units the source unit and the detector unit being coupled by a rigid structure the rigid structure being a C-arm or U-arm
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/44—Constructional features of apparatus for radiation diagnosis
    • A61B6/4429—Constructional features of apparatus for radiation diagnosis related to the mounting of source units and detector units
    • A61B6/447—Constructional features of apparatus for radiation diagnosis related to the mounting of source units and detector units the source unit or the detector unit being mounted to counterpoise or springs
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/44—Constructional features of apparatus for radiation diagnosis
    • A61B6/4476—Constructional features of apparatus for radiation diagnosis related to motor-assisted motion of the source unit
    • A61B6/4482—Constructional features of apparatus for radiation diagnosis related to motor-assisted motion of the source unit involving power assist circuits

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • Radiology & Medical Imaging (AREA)
  • Molecular Biology (AREA)
  • Biophysics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Pathology (AREA)
  • Physics & Mathematics (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Mechanical Engineering (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
FR7217255A 1971-05-13 1972-05-15 Expired FR2137892B1 (enExample)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US14299971A 1971-05-13 1971-05-13

Publications (2)

Publication Number Publication Date
FR2137892A1 FR2137892A1 (enExample) 1972-12-29
FR2137892B1 true FR2137892B1 (enExample) 1973-07-13

Family

ID=22502133

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7217255A Expired FR2137892B1 (enExample) 1971-05-13 1972-05-15

Country Status (9)

Country Link
JP (1) JPS5250513B1 (enExample)
BE (1) BE783417A (enExample)
CA (1) CA958129A (enExample)
DE (1) DE2222826C3 (enExample)
FR (1) FR2137892B1 (enExample)
GB (1) GB1386515A (enExample)
IT (1) IT958851B (enExample)
NL (1) NL7206285A (enExample)
SE (1) SE377427B (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2287889A1 (fr) * 1974-10-18 1976-05-14 Dutertre Ets Appareil de radiologie destine principalement a l'examen des arteres coronaires
GB2075810B (en) * 1980-05-09 1983-12-21 Grady John K Radiological examination apparatus
FR2501997B1 (fr) * 1981-03-17 1985-09-13 Rx National Equipement Table de radiologie basculante
FR2588745B1 (fr) * 1985-10-18 1990-03-30 Thomson Cgr Appareil de radiologie a faisceau de rayons x de direction variable
CN107941828A (zh) * 2018-01-03 2018-04-20 国网安徽省电力有限公司电力科学研究院 一种基于x射线实时成像技术的电力电缆及接头无损检测系统及方法

Also Published As

Publication number Publication date
GB1386515A (en) 1975-03-05
JPS5250513B1 (enExample) 1977-12-24
CA958129A (en) 1974-11-19
FR2137892A1 (enExample) 1972-12-29
DE2222826C3 (de) 1980-04-24
DE2222826A1 (de) 1972-12-14
IT958851B (it) 1973-10-30
NL7206285A (enExample) 1972-11-15
DE2222826B2 (de) 1979-08-16
SE377427B (enExample) 1975-07-07
BE783417A (fr) 1972-11-13

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Legal Events

Date Code Title Description
ST Notification of lapse