NL53689C - - Google Patents
Info
- Publication number
- NL53689C NL53689C NL53689DA NL53689C NL 53689 C NL53689 C NL 53689C NL 53689D A NL53689D A NL 53689DA NL 53689 C NL53689 C NL 53689C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
- H01J25/76—Dynamic electron-multiplier tubes, e.g. Farnsworth multiplier tube, multipactor
-
- 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
- H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
- H01J29/023—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof secondary-electron emitting electrode arrangements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J31/00—Cathode ray tubes; Electron beam tubes
- H01J31/08—Cathode ray tubes; Electron beam tubes having a screen on or from which an image or pattern is formed, picked up, converted, or stored
- H01J31/26—Image pick-up tubes having an input of visible light and electric output
- H01J31/42—Image pick-up tubes having an input of visible light and electric output with image screen generating a composite electron beam which is deflected as a whole past a stationary probe to simulate a scanning effect, e.g. Farnsworth pick-up tube
- H01J31/44—Tubes with image amplification section
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US692585A US2071515A (en) | 1933-10-07 | 1933-10-07 | Electron multiplying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL53689C true NL53689C (h) |
Family
ID=24781174
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL44366D NL44366C (h) | 1933-10-07 | ||
| NL53689D NL53689C (h) | 1933-10-07 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL44366D NL44366C (h) | 1933-10-07 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2071515A (h) |
| DE (1) | DE764240C (h) |
| FR (1) | FR779762A (h) |
| GB (1) | GB450138A (h) |
| NL (2) | NL53689C (h) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL45478C (h) * | 1935-07-26 | |||
| GB478001A (en) * | 1936-07-13 | 1938-01-11 | Marconi Wireless Telegraph Co | Improvements in or relating to electron discharge devices |
| DE889604C (de) * | 1936-12-12 | 1953-09-10 | Alfred Dr-Ing Bigalke | Bildfaengerroehre mit Kathodenstrahl-Abtastung und eingebautem Sekundaer-Elektronen-Vervielfacher |
| DE740925C (de) * | 1938-09-15 | 1943-10-30 | Fernseh Gmbh | Elektronenvervielfacher mit Photokathoden und Leuchtschirmen |
| US2425956A (en) * | 1944-01-27 | 1947-08-19 | Farnsworth Television & Radio | Target seeking device with phototube multiplier |
| US2448527A (en) * | 1944-09-08 | 1948-09-07 | Rca Corp | Cold cathode electron discharge device and circuits therefor |
| US2459778A (en) * | 1945-07-09 | 1949-01-18 | Farnsworth Res Corp | Image dissector |
| US2582977A (en) * | 1947-01-04 | 1952-01-22 | Farnsworth Res Corp | Frequency converting device |
| US3229213A (en) * | 1962-07-20 | 1966-01-11 | James W Schwartz | Bistable electron device comprising axially spaced dynodes |
| US4902977A (en) * | 1989-01-10 | 1990-02-20 | University Of Utah | Multipactor pressure gauge for use as a noninvasive vacuum tube sensor |
| US8637811B2 (en) * | 2011-07-15 | 2014-01-28 | Bruker Daltonics, Inc. | Stabilized electron multiplier anode |
| US12136824B2 (en) | 2019-08-15 | 2024-11-05 | Robert M. Lyden | Device for receiving and harvesting energy from the earth and its atmosphere |
| US11588421B1 (en) | 2019-08-15 | 2023-02-21 | Robert M. Lyden | Receiver device of energy from the earth and its atmosphere |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1450265A (en) * | 1919-04-18 | 1923-04-03 | Westinghouse Electric & Mfg Co | Hot-cathode tube |
| DE390479C (de) * | 1919-12-12 | 1924-02-19 | Julius Edgar Lilienfeld Dr | Hochvakuumroehre, insbesondere Roentgenroehre, Ventilroehre, Senderoehre oder Verstaerkungsroehre |
| DE509164C (de) * | 1929-05-02 | 1930-10-04 | H E Hollmann Dr Ing | Gegentaktsender fuer kurze elektrische Wellen |
| NL38911C (h) * | 1929-08-28 | |||
| US1920863A (en) * | 1932-10-07 | 1933-08-01 | Jr Matthew S Hopkins | Amplification of radiant energy |
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0
- NL NL44366D patent/NL44366C/xx active
- NL NL53689D patent/NL53689C/xx active
-
1933
- 1933-10-07 US US692585A patent/US2071515A/en not_active Expired - Lifetime
-
1934
- 1934-10-05 DE DET44489D patent/DE764240C/de not_active Expired
- 1934-10-05 GB GB28548/34A patent/GB450138A/en not_active Expired
- 1934-10-06 FR FR779762D patent/FR779762A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB450138A (en) | 1936-07-06 |
| DE764240C (de) | 1955-07-28 |
| US2071515A (en) | 1937-02-23 |
| NL44366C (h) | |
| FR779762A (fr) | 1935-04-12 |