FR737816A - Disposition pour influencer la nature de rayons électroniques - Google Patents

Disposition pour influencer la nature de rayons électroniques

Info

Publication number
FR737816A
FR737816A FR737816DA FR737816A FR 737816 A FR737816 A FR 737816A FR 737816D A FR737816D A FR 737816DA FR 737816 A FR737816 A FR 737816A
Authority
FR
France
Prior art keywords
nature
influence
arrangement
electron rays
rays
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
Application number
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Siemens Schuckertwerke AG
Siemens AG
Original Assignee
Siemens Schuckertwerke AG
Siemens AG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=6413439&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=FR737816(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Siemens Schuckertwerke AG, Siemens AG filed Critical Siemens Schuckertwerke AG
Application granted granted Critical
Publication of FR737816A publication Critical patent/FR737816A/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H01J29/84—Traps for removing or diverting unwanted particles, e.g. negative ions, fringing electrons; Arrangements for velocity or mass selection
    • 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
    • H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
    • H01J29/58—Arrangements for focusing or reflecting ray or beam
    • H01J29/62—Electrostatic lenses
    • H01J29/622—Electrostatic lenses producing fields exhibiting symmetry of revolution
    • H01J29/624—Electrostatic lenses producing fields exhibiting symmetry of revolution co-operating with or closely associated to an electron gun
FR737816D 1931-05-30 1932-05-30 Disposition pour influencer la nature de rayons électroniques Expired FR737816A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE402781X 1931-05-30

Publications (1)

Publication Number Publication Date
FR737816A true FR737816A (fr) 1932-12-16

Family

ID=6413439

Family Applications (1)

Application Number Title Priority Date Filing Date
FR737816D Expired FR737816A (fr) 1931-05-30 1932-05-30 Disposition pour influencer la nature de rayons électroniques

Country Status (3)

Country Link
US (1) US2070319A (fr)
FR (1) FR737816A (fr)
GB (1) GB402781A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1032418B (de) * 1937-05-24 1958-06-19 Loewe Opta Ag Kathodenstrahlroehre

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE764029C (de) * 1938-11-05 1954-05-10 Aeg Elektronenoptische Abbildungseinrichtung, insbesondere Elektronen-mikroskop, zur Abbildung durchstrahlter Objekte mit Hilfe eines elektrischen Immersionsobjektivs
DE767059C (de) * 1939-03-09 1951-08-16 Siemens & Halske A G Elektronenmikroskop
US2760098A (en) * 1951-05-08 1956-08-21 Rca Corp Electrostatic focused gun for cathode ray tube
US2673305A (en) * 1951-05-31 1954-03-23 Rauland Corp Image-reproducing device
US2627043A (en) * 1951-07-03 1953-01-27 Rauland Corp Image-reproducing device
US2792515A (en) * 1951-06-22 1957-05-14 Thomas Electrics Inc Cathode ray tube
US2627049A (en) * 1951-07-03 1953-01-27 Rauland Corp Cathode-ray tube electrode
US2719243A (en) * 1951-07-03 1955-09-27 Du Mont Allen B Lab Inc Electrostatic electron lens
US2627047A (en) * 1951-07-03 1953-01-27 Rauland Corp Cathode-ray tube electrode
US2603550A (en) * 1951-07-12 1952-07-15 Philco Corp Method of aligning cathode-ray tube assemblies
US2658160A (en) * 1951-11-23 1953-11-03 Rauland Corp Image-reproducing device
JPS4818674B1 (fr) * 1969-04-24 1973-06-07
US3798478A (en) * 1972-09-14 1974-03-19 Gte Sylvania Inc Multibeam cathode ray tube having a common beam limiting aperture therein
US5220239A (en) * 1991-12-09 1993-06-15 Chunghwa Picture Tubes, Ltd. High density electron beam generated by low voltage limiting aperture gun
US5159240A (en) * 1991-12-09 1992-10-27 Chunghwa Picture Tubes, Ltd. Low voltage limiting aperture electron gun
US5223764A (en) * 1991-12-09 1993-06-29 Chunghwa Picture Tubes, Ltd. Electron gun with low voltage limiting aperture main lens
US5182492A (en) * 1992-05-20 1993-01-26 Chunghwa Picture Tubes, Ltd. Electron beam shaping aperture in low voltage, field-free region of electron gun
US8894260B2 (en) 2009-03-31 2014-11-25 Sicpa Holding Sa Annular light guide illuminator and optical scanner

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1032418B (de) * 1937-05-24 1958-06-19 Loewe Opta Ag Kathodenstrahlroehre

Also Published As

Publication number Publication date
US2070319A (en) 1937-02-09
GB402781A (en) 1933-11-30

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