FI780902A - Foerstaerkningsroer foer roentgenbild - Google Patents
Foerstaerkningsroer foer roentgenbildInfo
- Publication number
- FI780902A FI780902A FI780902A FI780902A FI780902A FI 780902 A FI780902 A FI 780902A FI 780902 A FI780902 A FI 780902A FI 780902 A FI780902 A FI 780902A FI 780902 A FI780902 A FI 780902A
- Authority
- FI
- Finland
- Prior art keywords
- roentgenbild
- foerstaerkningsroer
- foer
- foerstaerkningsroer foer
- foer roentgenbild
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
- H01J29/86—Vessels; Containers; Vacuum locks
- H01J29/867—Means associated with the outside of the vessel for shielding, e.g. magnetic shields
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
- H01J29/003—Arrangements for eliminating unwanted electromagnetic effects, e.g. demagnetisation arrangements, shielding coils
-
- 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
- H05G1/64—Circuit arrangements for X-ray apparatus incorporating image intensifiers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2229/00—Details of cathode ray tubes or electron beam tubes
- H01J2229/0007—Elimination of unwanted or stray electromagnetic effects
- H01J2229/003—Preventing or cancelling fields entering the enclosure
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Image-Pickup Tubes, Image-Amplification Tubes, And Storage Tubes (AREA)
- Apparatus For Radiation Diagnosis (AREA)
- Measurement Of Radiation (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL7703296A NL7703296A (nl) | 1977-03-28 | 1977-03-28 | Roentgenbeeldversterkerbuis. |
NL7703296 | 1977-03-28 |
Publications (3)
Publication Number | Publication Date |
---|---|
FI780902A true FI780902A (fi) | 1978-09-29 |
FI63131B FI63131B (fi) | 1982-12-31 |
FI63131C FI63131C (fi) | 1983-04-11 |
Family
ID=19828251
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI780902A FI63131C (fi) | 1977-03-28 | 1978-03-22 | Foerstaerkningsroer foer roentgenbild |
Country Status (14)
Country | Link |
---|---|
US (1) | US4220890A (fi) |
JP (1) | JPS586263B2 (fi) |
AU (1) | AU520132B2 (fi) |
BE (1) | BE865390A (fi) |
BR (1) | BR7801835A (fi) |
CA (1) | CA1114525A (fi) |
DE (1) | DE2811373C2 (fi) |
ES (1) | ES468222A1 (fi) |
FI (1) | FI63131C (fi) |
FR (1) | FR2386129A1 (fi) |
GB (1) | GB1599597A (fi) |
IT (1) | IT1093925B (fi) |
NL (1) | NL7703296A (fi) |
SE (1) | SE417560B (fi) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5816742B2 (ja) * | 1977-12-27 | 1983-04-01 | 株式会社東芝 | 像増強管 |
JPS5815902B2 (ja) * | 1979-01-24 | 1983-03-28 | 株式会社東芝 | X線けい光増倍管 |
US4396859A (en) * | 1981-04-27 | 1983-08-02 | Rca Corporation | Photomultiplier assembly having universal alignment means |
NL8102839A (nl) * | 1981-06-12 | 1983-01-03 | Philips Nv | Plasmaspuiten van conversieschermen. |
US4523091A (en) * | 1982-03-22 | 1985-06-11 | Siemens Gammasonics, Inc. | Radiation detecting apparatus with reduced magnetic field sensitivity |
US4493096A (en) * | 1982-12-17 | 1985-01-08 | General Electric Company | Method of X-ray imaging using slit scanning with controlled target erase |
NL8500376A (nl) * | 1985-02-12 | 1986-09-01 | Philips Nv | Roentgenonderzoekinrichting. |
NL8502569A (nl) * | 1985-09-20 | 1987-04-16 | Philips Nv | Roentgenonderzoekapparaat met een locaal opgedeelde hulpdetector. |
IL83527A0 (en) * | 1986-10-03 | 1988-01-31 | Gen Electric | Automatic compensation for image intensifier tube distortion |
NL8800679A (nl) * | 1988-03-18 | 1989-10-16 | Philips Nv | Roentgenonderzoekapparaat met een strooistralenrooster met antivignetterende werking. |
FR2629628B1 (fr) * | 1988-03-29 | 1990-11-23 | Thomson Cgr | Bobine, procede de realisation de ladite bobine et dispositif d'imagerie comportant une telle bobine |
NL8801946A (nl) * | 1988-08-04 | 1990-03-01 | Philips Nv | Roentgenbeeldsysteem. |
NL9001687A (nl) * | 1990-07-25 | 1992-02-17 | Philips Nv | Roentgenonderzoekapparaat met roentgenversterkerbuis. |
US5811813A (en) * | 1990-12-06 | 1998-09-22 | Elscint Ltd. | Dual detector gamma camera system |
US6184530B1 (en) * | 1991-05-23 | 2001-02-06 | Adac Laboratories | Adjustable dual-detector image data acquisition system |
USRE37474E1 (en) | 1991-05-23 | 2001-12-18 | Adac Laboratories | Adjustable dual-detector image data acquisition system |
US5399939A (en) * | 1992-01-03 | 1995-03-21 | Environmental Services & Products, Inc. | Magnetic shield with cathode ray tube standoff for a computer monitor |
FR2692133B1 (fr) * | 1992-06-10 | 1994-09-23 | Gen Electric Cgr | Dispositif récepteur d'images radiologiques à grille antidiffusante amovible. |
JP4018165B2 (ja) * | 1995-05-19 | 2007-12-05 | 株式会社東芝 | X線イメージ管装置 |
US5642395A (en) * | 1995-08-07 | 1997-06-24 | Oec Medical Systems, Inc. | Imaging chain with miniaturized C-arm assembly for mobile X-ray imaging system |
DE102006046033A1 (de) * | 2006-09-28 | 2008-04-03 | Siemens Ag | Streustrahlenraster und Röntgendetektor mit einem Streustrahlenraster |
US11139088B2 (en) | 2019-06-12 | 2021-10-05 | alephFS—Systems for Imaging | Grid for X-ray imaging |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2727173A (en) * | 1952-01-22 | 1955-12-13 | Westinghouse Electric Corp | Background reduction in image tube |
GB976619A (en) * | 1960-03-05 | 1964-12-02 | Emi Ltd | Improvements in or relating to photo-emissive devices |
US3331979A (en) * | 1962-09-24 | 1967-07-18 | Gen Electric | X-radiation-to-electrical signal transducer |
GB1069586A (en) * | 1964-06-27 | 1967-05-17 | Chirana Praha | Improved adjusting sleeve for x-ray image intensifier tubes |
FR1441004A (fr) * | 1964-06-27 | 1966-06-03 | Chirana Praha Np | Manchon de mise au point pour tube d'amplificateur d'images obtenues par rayons chi ainsi que tube amplificateur pourvu d'un manchon conforme au précédent |
DE1449864A1 (de) * | 1964-07-10 | 1969-10-09 | Siemens Ag | Ladungsspeicher |
FR1489739A (fr) * | 1965-12-23 | 1967-07-28 | Dispositif pour la protection hyperfréquence dans des matériels électroniques, tels que radars ou autres | |
NL149636B (nl) * | 1967-06-09 | 1976-05-17 | Optische Ind De Oude Delft Nv | Vacuuembuis voor elektronen-optische afbeelding. |
US3614519A (en) * | 1967-12-18 | 1971-10-19 | Zenith Radio Corp | Cathode-ray tube magnetic shield |
DE2257215A1 (de) * | 1971-11-24 | 1973-05-30 | Electron Physics Ltd | Bildverstaerkerroehre |
US3858050A (en) * | 1972-09-29 | 1974-12-31 | Kewanee Oil Co | Electrically insulating gamma radiation shield |
DE2306575C3 (de) * | 1973-02-10 | 1981-05-27 | Siemens AG, 1000 Berlin und 8000 München | Röntgenbildverstärker |
US3890506A (en) * | 1973-11-15 | 1975-06-17 | Gen Electric | Fast response time image tube camera |
JPS51116667A (en) * | 1975-04-07 | 1976-10-14 | Toshiba Corp | X-ray image intensifier |
US4000432A (en) * | 1975-07-25 | 1976-12-28 | Varian Associates | Magnetic shield for image intensifier tube |
-
1977
- 1977-03-28 NL NL7703296A patent/NL7703296A/xx not_active Application Discontinuation
-
1978
- 1978-03-03 US US05/883,132 patent/US4220890A/en not_active Expired - Lifetime
- 1978-03-16 DE DE2811373A patent/DE2811373C2/de not_active Expired
- 1978-03-21 CA CA299,440A patent/CA1114525A/en not_active Expired
- 1978-03-22 FI FI780902A patent/FI63131C/fi not_active IP Right Cessation
- 1978-03-23 SE SE7803370A patent/SE417560B/sv unknown
- 1978-03-23 AU AU34462/78A patent/AU520132B2/en not_active Expired
- 1978-03-23 GB GB11669/78A patent/GB1599597A/en not_active Expired
- 1978-03-24 IT IT21631/78A patent/IT1093925B/it active
- 1978-03-25 JP JP53033648A patent/JPS586263B2/ja not_active Expired
- 1978-03-25 ES ES468222A patent/ES468222A1/es not_active Expired
- 1978-03-27 BR BR7801835A patent/BR7801835A/pt unknown
- 1978-03-28 BE BE186335A patent/BE865390A/xx unknown
- 1978-03-28 FR FR7808899A patent/FR2386129A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
AU3446278A (en) | 1979-09-27 |
BR7801835A (pt) | 1978-11-07 |
SE417560B (sv) | 1981-03-23 |
NL7703296A (nl) | 1978-10-02 |
CA1114525A (en) | 1981-12-15 |
JPS53120256A (en) | 1978-10-20 |
FI63131C (fi) | 1983-04-11 |
IT7821631A0 (it) | 1978-03-24 |
US4220890A (en) | 1980-09-02 |
FI63131B (fi) | 1982-12-31 |
AU520132B2 (en) | 1982-01-14 |
FR2386129A1 (fr) | 1978-10-27 |
GB1599597A (en) | 1981-10-07 |
FR2386129B1 (fi) | 1981-12-11 |
DE2811373C2 (de) | 1986-01-02 |
SE7803370L (sv) | 1978-09-29 |
IT1093925B (it) | 1985-07-26 |
ES468222A1 (es) | 1978-12-01 |
BE865390A (fr) | 1978-09-28 |
JPS586263B2 (ja) | 1983-02-03 |
DE2811373A1 (de) | 1978-10-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM | Patent lapsed |
Owner name: N.V. PHILIPS GLOEILAMPENFABRIEKEN |