FR1216995A - Posomètre pour radiographie - Google Patents
Posomètre pour radiographieInfo
- Publication number
- FR1216995A FR1216995A FR778273A FR778273A FR1216995A FR 1216995 A FR1216995 A FR 1216995A FR 778273 A FR778273 A FR 778273A FR 778273 A FR778273 A FR 778273A FR 1216995 A FR1216995 A FR 1216995A
- Authority
- FR
- France
- Prior art keywords
- posometer
- radiography
- radiography posometer
- 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
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
- H05G1/38—Exposure time
- H05G1/42—Exposure time using arrangements for switching when a predetermined dose of radiation has been applied, e.g. in which the switching instant is determined by measuring the electrical energy supplied to the tube
- H05G1/44—Exposure time using arrangements for switching when a predetermined dose of radiation has been applied, e.g. in which the switching instant is determined by measuring the electrical energy supplied to the tube in which the switching instant is determined by measuring the amount of radiation directly
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Apparatus For Radiation Diagnosis (AREA)
- X-Ray Techniques (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US535644A US2993123A (en) | 1955-09-21 | 1955-09-21 | Edge-lighted photo timer |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1216995A true FR1216995A (fr) | 1960-04-29 |
Family
ID=24135144
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR778273A Expired FR1216995A (fr) | 1955-09-21 | 1958-11-04 | Posomètre pour radiographie |
Country Status (6)
Country | Link |
---|---|
US (1) | US2993123A (fr) |
CA (1) | CA613350A (fr) |
DE (1) | DE1142422B (fr) |
FR (1) | FR1216995A (fr) |
GB (1) | GB856520A (fr) |
NL (1) | NL110995C (fr) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3444378A (en) * | 1965-05-13 | 1969-05-13 | Picker Corp | X-ray timing device using a light-conducting paddle with spaced light-admitting holes for uninterrupted light transmission to a detector |
US3752991A (en) * | 1971-06-28 | 1973-08-14 | Picker Corp | Photo timer |
US4679217A (en) * | 1985-04-08 | 1987-07-07 | Fairchild Medical Systems, Inc. | X-ray cassette structure |
DE3635950A1 (de) * | 1985-10-22 | 1987-04-23 | Toshiba Kawasaki Kk | System zum belichten eines roentgenfilms mit roentgenstrahlen auf eine ausreichende dichte |
US4748649A (en) * | 1986-08-04 | 1988-05-31 | Picker International, Inc. | Phototiming control method and apparatus |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2441324A (en) * | 1946-05-15 | 1948-05-11 | Us Sec War | Radiation responsive system |
US2695964A (en) * | 1950-09-08 | 1954-11-30 | Keleket X Ray Corp | X-ray apparatus |
US2790912A (en) * | 1954-07-12 | 1957-04-30 | Picker X Ray Corp Waite Mfg | X-ray control apparatus |
-
0
- CA CA613350A patent/CA613350A/en not_active Expired
-
1955
- 1955-09-21 US US535644A patent/US2993123A/en not_active Expired - Lifetime
-
1958
- 1958-10-13 DE DEP21517D patent/DE1142422B/de active Pending
- 1958-10-15 NL NL232274A patent/NL110995C/xx active
- 1958-10-24 GB GB34059/58A patent/GB856520A/en not_active Expired
- 1958-11-04 FR FR778273A patent/FR1216995A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE1142422B (de) | 1963-03-17 |
GB856520A (en) | 1960-12-21 |
CA613350A (en) | 1961-01-24 |
NL110995C (nl) | 1965-04-15 |
US2993123A (en) | 1961-07-18 |
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