IT993897B - Tubo a raggi x ad emissione di campo avente un gran numero di catodi - Google Patents
Tubo a raggi x ad emissione di campo avente un gran numero di catodiInfo
- Publication number
- IT993897B IT993897B IT28676/73A IT2867673A IT993897B IT 993897 B IT993897 B IT 993897B IT 28676/73 A IT28676/73 A IT 28676/73A IT 2867673 A IT2867673 A IT 2867673A IT 993897 B IT993897 B IT 993897B
- Authority
- IT
- Italy
- Prior art keywords
- cathodes
- large number
- ray tube
- field emission
- emission
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J35/00—X-ray tubes
- H01J35/22—X-ray tubes specially designed for passing a very high current for a very short time, e.g. for flash operation
-
- 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
- H01J35/065—Field emission, photo emission or secondary emission cathodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2235/00—X-ray tubes
- H01J2235/06—Cathode assembly
- H01J2235/062—Cold cathodes
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US29018672A | 1972-09-18 | 1972-09-18 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT993897B true IT993897B (it) | 1975-09-30 |
Family
ID=23114895
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT28676/73A IT993897B (it) | 1972-09-18 | 1973-09-07 | Tubo a raggi x ad emissione di campo avente un gran numero di catodi |
Country Status (9)
Country | Link |
---|---|
JP (1) | JPS4970585A (fr) |
AU (1) | AU5888773A (fr) |
BR (1) | BR7305925D0 (fr) |
DE (1) | DE2339225A1 (fr) |
FR (1) | FR2200616A1 (fr) |
IL (1) | IL42763A0 (fr) |
IT (1) | IT993897B (fr) |
NL (1) | NL7312261A (fr) |
ZA (1) | ZA734885B (fr) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5729583A (en) * | 1995-09-29 | 1998-03-17 | The United States Of America As Represented By The Secretary Of Commerce | Miniature x-ray source |
JP5283053B2 (ja) * | 2007-03-09 | 2013-09-04 | 石黒 義久 | 電界放射型電子源 |
JP5436760B2 (ja) * | 2007-05-21 | 2014-03-05 | 石黒 義久 | X線管 |
JP5127313B2 (ja) * | 2007-06-15 | 2013-01-23 | 義久 石黒 | 検査システム |
DE102014226813A1 (de) * | 2014-12-22 | 2016-06-23 | Siemens Aktiengesellschaft | Metallstrahlröntgenröhre |
-
1973
- 1973-07-17 IL IL42763A patent/IL42763A0/xx unknown
- 1973-07-18 ZA ZA734885A patent/ZA734885B/xx unknown
- 1973-07-23 FR FR7326843A patent/FR2200616A1/fr not_active Withdrawn
- 1973-08-02 DE DE2339225A patent/DE2339225A1/de active Pending
- 1973-08-03 AU AU58887/73A patent/AU5888773A/en not_active Expired
- 1973-08-03 BR BR5925/73A patent/BR7305925D0/pt unknown
- 1973-09-06 NL NL7312261A patent/NL7312261A/xx unknown
- 1973-09-07 IT IT28676/73A patent/IT993897B/it active
- 1973-09-18 JP JP48105383A patent/JPS4970585A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
AU5888773A (en) | 1975-02-06 |
IL42763A0 (en) | 1973-10-25 |
NL7312261A (fr) | 1974-03-20 |
BR7305925D0 (pt) | 1974-07-11 |
ZA734885B (en) | 1974-06-26 |
FR2200616A1 (fr) | 1974-04-19 |
JPS4970585A (fr) | 1974-07-08 |
DE2339225A1 (de) | 1974-03-28 |
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