FR1220862A - Electron permeable window - Google Patents
Electron permeable windowInfo
- Publication number
- FR1220862A FR1220862A FR782296A FR782296A FR1220862A FR 1220862 A FR1220862 A FR 1220862A FR 782296 A FR782296 A FR 782296A FR 782296 A FR782296 A FR 782296A FR 1220862 A FR1220862 A FR 1220862A
- Authority
- FR
- France
- Prior art keywords
- permeable window
- electron permeable
- electron
- window
- permeable
- 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
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J33/00—Discharge tubes with provision for emergence of electrons or ions from the vessel; Lenard tubes
- H01J33/02—Details
- H01J33/04—Windows
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J5/00—Details relating to vessels or to leading-in conductors common to two or more basic types of discharge tubes or lamps
- H01J5/02—Vessels; Containers; Shields associated therewith; Vacuum locks
- H01J5/18—Windows permeable to X-rays, gamma-rays, or particles
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US704532A US2990493A (en) | 1957-12-23 | 1957-12-23 | Thin-film window device |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1220862A true FR1220862A (en) | 1960-05-30 |
Family
ID=24829905
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR782296A Expired FR1220862A (en) | 1957-12-23 | 1958-12-22 | Electron permeable window |
Country Status (6)
Country | Link |
---|---|
US (1) | US2990493A (en) |
BE (1) | BE573614A (en) |
DE (1) | DE1098107B (en) |
FR (1) | FR1220862A (en) |
GB (1) | GB833194A (en) |
NL (2) | NL106303C (en) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3139525A (en) * | 1960-06-28 | 1964-06-30 | High Voltage Engineering Corp | Shadow apparatus for measuring electron beam divergence |
DE2606169C2 (en) * | 1976-02-17 | 1983-09-01 | Polymer-Physik GmbH & Co KG, 2844 Lemförde | Electron exit window for an electron beam source |
EP0192478A3 (en) * | 1985-02-21 | 1988-12-14 | Harry Arthur Hele Spence-Bate | Lamina recording apparatus |
US5478266A (en) * | 1993-04-12 | 1995-12-26 | Charged Injection Corporation | Beam window devices and methods of making same |
US5391958A (en) * | 1993-04-12 | 1995-02-21 | Charged Injection Corporation | Electron beam window devices and methods of making same |
US5557163A (en) * | 1994-07-22 | 1996-09-17 | American International Technologies, Inc. | Multiple window electron gun providing redundant scan paths for an electron beam |
US6288995B1 (en) | 1997-09-30 | 2001-09-11 | Jerry W. Bohn | Non-mechanical recording and retrieval apparatus |
DE10007650C2 (en) * | 2000-02-19 | 2003-04-10 | Leica Microsystems | Light-optical microscope with electron beam device |
US20050116181A1 (en) * | 2003-10-29 | 2005-06-02 | Jerry Bohn | Non-mechanical recording and retrieval apparatus |
US7295015B2 (en) * | 2004-02-19 | 2007-11-13 | Brooks Automation, Inc. | Ionization gauge |
US7030619B2 (en) * | 2004-02-19 | 2006-04-18 | Brooks Automation, Inc. | Ionization gauge |
US7768267B2 (en) * | 2007-07-11 | 2010-08-03 | Brooks Automation, Inc. | Ionization gauge with a cold electron source |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE560370C (en) * | 1932-10-01 | C H F Mueller Akt Ges | Beam exit device for discharge vessels | |
BE333700A (en) * | 1925-04-28 | |||
US1679894A (en) * | 1925-09-22 | 1928-08-07 | Bucky Gustav | X-ray tube |
NL28901C (en) * | 1927-12-24 | |||
DE589810C (en) * | 1928-12-12 | 1933-12-19 | Carl Stoerk Dipl Ing | Cathode ray oscillograph |
US2015570A (en) * | 1930-11-19 | 1935-09-24 | Gen Electric | Cathode ray photographic apparatus |
US2273793A (en) * | 1940-04-10 | 1942-02-17 | Bell Telephone Labor Inc | Cathode ray tube |
US2291476A (en) * | 1941-10-08 | 1942-07-28 | Clarence F Kernkamp | Communication system |
US2373661A (en) * | 1944-01-15 | 1945-04-17 | Phillips Henry Alfred De | Electron discharge vessel |
FR964172A (en) * | 1946-11-08 | 1950-08-08 | ||
US2617953A (en) * | 1949-06-28 | 1952-11-11 | Electronized Chem Corp | Window structure for cathode-ray tubes |
US2657377A (en) * | 1951-05-25 | 1953-10-27 | Bell Telephone Labor Inc | Reproduction of signals from magnetic records |
US2657378A (en) * | 1951-05-25 | 1953-10-27 | Bell Telephone Labor Inc | Pulse translation apparatus |
US2820168A (en) * | 1955-05-31 | 1958-01-14 | High Voltage Engineering Corp | Electron window |
US2887599A (en) * | 1957-06-17 | 1959-05-19 | High Voltage Engineering Corp | Electron acceleration tube |
-
0
- NL NL234550D patent/NL234550A/xx unknown
- BE BE573614D patent/BE573614A/xx unknown
- NL NL106303D patent/NL106303C/xx active
-
1957
- 1957-12-23 US US704532A patent/US2990493A/en not_active Expired - Lifetime
-
1958
- 1958-10-15 GB GB32912/58A patent/GB833194A/en not_active Expired
- 1958-12-20 DE DEN16016A patent/DE1098107B/en active Pending
- 1958-12-22 FR FR782296A patent/FR1220862A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
NL234550A (en) | |
GB833194A (en) | 1960-04-21 |
NL106303C (en) | |
BE573614A (en) | |
DE1098107B (en) | 1961-01-26 |
US2990493A (en) | 1961-06-27 |
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