FR697586A - Incandescent cathode roentgen bulb - Google Patents
Incandescent cathode roentgen bulbInfo
- Publication number
- FR697586A FR697586A FR697586DA FR697586A FR 697586 A FR697586 A FR 697586A FR 697586D A FR697586D A FR 697586DA FR 697586 A FR697586 A FR 697586A
- Authority
- FR
- France
- Prior art keywords
- roentgen
- bulb
- incandescent cathode
- incandescent
- cathode
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L13/00—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J35/00—X-ray tubes
- H01J35/02—Details
- H01J35/04—Electrodes ; Mutual position thereof; Constructional adaptations therefor
- H01J35/06—Cathodes
- H01J35/064—Details of the emitter, e.g. material or structure
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J35/00—X-ray tubes
- H01J35/02—Details
- H01J35/04—Electrodes ; Mutual position thereof; Constructional adaptations therefor
- H01J35/06—Cathodes
- H01J35/066—Details of electron optical components, e.g. cathode cups
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J35/00—X-ray tubes
- H01J35/02—Details
- H01J35/14—Arrangements for concentrating, focusing, or directing the cathode ray
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Secondary Cells (AREA)
- Discharge Lamps And Accessories Thereof (AREA)
- X-Ray Techniques (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB19240/30A GB348934A (en) | 1930-06-24 | 1930-06-24 | Improvements in rontgen tubes |
Publications (1)
Publication Number | Publication Date |
---|---|
FR697586A true FR697586A (en) | 1931-01-20 |
Family
ID=10126043
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR697586D Expired FR697586A (en) | 1930-06-24 | 1930-06-17 | Incandescent cathode roentgen bulb |
Country Status (6)
Country | Link |
---|---|
BE (1) | BE371447A (en) |
CH (1) | CH151059A (en) |
DE (1) | DE547089C (en) |
FR (1) | FR697586A (en) |
GB (1) | GB348934A (en) |
NL (1) | NL27812C (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4954526B2 (en) * | 2005-10-07 | 2012-06-20 | 浜松ホトニクス株式会社 | X-ray tube |
JP7112235B2 (en) | 2018-04-12 | 2022-08-03 | 浜松ホトニクス株式会社 | X-ray tube |
-
1928
- 1928-05-26 DE DEM104934D patent/DE547089C/en not_active Expired
-
1929
- 1929-05-25 NL NL46478A patent/NL27812C/xx active
-
1930
- 1930-06-13 CH CH151059D patent/CH151059A/en unknown
- 1930-06-17 FR FR697586D patent/FR697586A/en not_active Expired
- 1930-06-24 GB GB19240/30A patent/GB348934A/en not_active Expired
- 1930-06-26 BE BE371447D patent/BE371447A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
DE547089C (en) | 1932-03-18 |
CH151059A (en) | 1931-11-30 |
GB348934A (en) | 1931-05-21 |
BE371447A (en) | 1930-08-31 |
NL27812C (en) | 1932-08-16 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FR792264A (en) | Cathode beam tubes | |
FR789209A (en) | Incandescent lamps | |
FR774334A (en) | High deflection braun tubes | |
FR807340A (en) | Incandescent lamp improvements | |
FR776420A (en) | Anastigmate roentgen tube | |
FR697586A (en) | Incandescent cathode roentgen bulb | |
FR45478E (en) | Electron tube | |
FR40998E (en) | Mercury vapor luminescent lamps | |
FR715301A (en) | Incandescent cathode tube | |
FR713617A (en) | Mercury vapor luminescent lamps | |
FR788959A (en) | Incandescent cathode activated | |
FR719108A (en) | Incandescent cathode improvements | |
FR772763A (en) | Incandescent lamps | |
FR800287A (en) | Unilateral directed electron ray incandescent cathode | |
FR694059A (en) | Rontgen bulb with central support | |
FR686701A (en) | Incandescent cathode rontgen tube | |
FR656819A (en) | Incandescent cathode discharge tube | |
FR739116A (en) | Incandescent cathode electric discharge tube | |
FR756353A (en) | Incandescent cathode tube | |
FR809310A (en) | Incandescent cathode relay tubes | |
FR739260A (en) | Incandescent cathode, especially for braun tubes | |
FR606108A (en) | Incandescent cathode discharge tube | |
FR720013A (en) | Incandescent tube | |
FR750646A (en) | Thermionic tubes | |
FR694864A (en) | Improvements to incandescent discharge lamps |