FR1553279A - - Google Patents

Info

Publication number
FR1553279A
FR1553279A FR1553279DA FR1553279A FR 1553279 A FR1553279 A FR 1553279A FR 1553279D A FR1553279D A FR 1553279DA FR 1553279 A FR1553279 A FR 1553279A
Authority
FR
France
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
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
Application filed filed Critical
Application granted granted Critical
Publication of FR1553279A publication Critical patent/FR1553279A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J23/00—Details of transit-time tubes of the types covered by group H01J25/00
    • H01J23/02—Electrodes; Magnetic control means; Screens
    • H01J23/08—Focusing arrangements, e.g. for concentrating stream of electrons, for preventing spreading of stream
    • H01J23/087—Magnetic focusing arrangements
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J23/00—Details of transit-time tubes of the types covered by group H01J25/00
FR1553279D 1967-02-21 1968-01-24 Expired FR1553279A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US617622A US3411033A (en) 1967-02-21 1967-02-21 Electron beam focusing device employing a foil wound solenoid

Publications (1)

Publication Number Publication Date
FR1553279A true FR1553279A (fr) 1969-01-10

Family

ID=24474368

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1553279D Expired FR1553279A (fr) 1967-02-21 1968-01-24

Country Status (8)

Country Link
US (1) US3411033A (fr)
BE (1) BE709994A (fr)
CH (1) CH466437A (fr)
DE (1) DE1616399C3 (fr)
FR (1) FR1553279A (fr)
GB (1) GB1195792A (fr)
NL (1) NL167052C (fr)
SE (1) SE334425B (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3686527A (en) * 1969-12-12 1972-08-22 Sanders Associates Inc High-speed synthesized field focus coil
US3711803A (en) * 1971-11-10 1973-01-16 United Aircraft Corp High speed magnetic focus device
DE3235826A1 (de) * 1982-09-28 1984-03-29 Linde Ag, 6200 Wiesbaden Vorrichtung zum entgraten von formteilen und zum entfernen von lackschichten auf einzelteilen
US5463291A (en) * 1993-12-23 1995-10-31 Carroll; Lewis Cyclotron and associated magnet coil and coil fabricating process

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE483594A (fr) * 1947-07-03
US3243639A (en) * 1961-10-04 1966-03-29 Bell Telephone Labor Inc Magnetic apparatus for focusing electron beams
US3334264A (en) * 1963-07-01 1967-08-01 Gen Electric Beam focusing magnet system

Also Published As

Publication number Publication date
GB1195792A (en) 1970-06-24
CH466437A (de) 1968-12-15
BE709994A (fr) 1968-05-30
SE334425B (fr) 1971-04-26
NL167052B (nl) 1981-05-15
US3411033A (en) 1968-11-12
DE1616399B2 (de) 1973-11-15
DE1616399A1 (de) 1971-04-15
NL6800562A (fr) 1968-08-22
DE1616399C3 (de) 1974-06-12
NL167052C (nl) 1981-10-15

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Legal Events

Date Code Title Description
ST Notification of lapse