DE3673445D1 - Wanderfeldroehren. - Google Patents

Wanderfeldroehren.

Info

Publication number: DE3673445D1
Authority: DE; Germany
Prior art keywords: field tubes; hiking field; hiking; tubes; field
Prior art date: 1985-04-24
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 - Lifetime

Application number

DE8686302645T

Other languages

English (en)

Inventor

Robin Charles Moorhouse King

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.)

Teledyne UK Ltd

Original Assignee

English Electric Valve Co Ltd

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.)

1985-04-24

Filing date

1986-04-10

Publication date

1990-09-20

1986-03-11 Priority claimed from GB8605950A external-priority patent/GB2174838B/en

1986-04-10 Application filed by English Electric Valve Co Ltd filed Critical English Electric Valve Co Ltd

1990-09-20 Application granted granted Critical

1990-09-20 Publication of DE3673445D1 publication Critical patent/DE3673445D1/de

2006-04-11 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

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
- H01J23/005—Cooling methods or arrangements

DE8686302645T 1985-04-24 1986-04-10 Wanderfeldroehren. Expired - Lifetime DE3673445D1 (de)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
GB8510444		1985-04-24
GB8605950A GB2174838B (en)	1985-04-24	1986-03-11	Improvements in or relating to travelling wave tubes

Publications (1)

Publication Number	Publication Date
DE3673445D1 true DE3673445D1 (de)	1990-09-20

Family

ID=26289160

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE8686302645T Expired - Lifetime DE3673445D1 (de)	1985-04-24	1986-04-10	Wanderfeldroehren.

Country Status (3)

Country	Link
US (1)	US4748377A (de)
EP (1)	EP0199500B1 (de)
DE (1)	DE3673445D1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS62283533A (ja) *	1986-05-31	1987-12-09	Nec Corp	空胴結合型進行波管
US5363016A (en) *	1991-09-30	1994-11-08	Varian Associates, Inc.	Cooled reentrant TWT ladder circuit having axially raised cooling bars
AU9659898A (en) *	1997-10-21	1999-05-10	Stridsberg Innovation Ab	A hybrid powertrain
CN103630642B (zh)	2007-12-05	2016-08-17	全技术联合公司	用于分析样本和收集样本流份的方法和装置
WO2010068272A1 (en) *	2008-12-10	2010-06-17	Alltech Associates Inc.	Components suitable for use in devices such as an evaporative light scattering detector
JP2012511725A (ja)	2008-12-10	2012-05-24	オールテック・アソシエイツ・インコーポレーテッド	クロマトグラフィーシステムおよびシステム部品
US8314934B2 (en)	2009-09-01	2012-11-20	Alltech Associates, Inc.	Methods and apparatus for analyzing samples and collecting sample fractions
US10854417B1 (en) *	2017-10-26	2020-12-01	Triad National Security, Llc	Radial radio frequency (RF) electron guns
CN114005720B (zh) *	2021-11-09	2022-10-14	北京航空航天大学	太赫兹行波管慢波聚焦集成结构及其制造方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
NL121585C (de) *	1943-09-14
GB850832A (en) *	1956-11-14	1960-10-05	Gen Electric	Improvements relating to electrode assemblies for electron discharge devices
US3398315A (en) *	1965-08-19	1968-08-20	Westinghouse Electric Corp	A traveling wavetube with improved thermal and magnetic circuitry
US3412279A (en) *	1965-09-13	1968-11-19	Varian Associates	Electromagnetic wave energy absorbing elements for use in high frequency electron discharge devices having traveling wave tube sections
US3374523A (en) *	1966-11-16	1968-03-26	Varian Associates	High power electron tube apparatus
GB1299649A (en) *	1969-12-02	1972-12-13	Philips Electronic Associated	Klystron
US4057748A (en) *	1975-03-08	1977-11-08	English Electric Valve Company Ltd.	Travelling wave tubes
US4103207A (en) *	1977-03-11	1978-07-25	Litton Systems, Inc.	Coupled cavity type traveling wave tube having improved pole piece structure
FR2494036A1 (fr) *	1980-11-07	1982-05-14	Thomson Csf	Ligne a retard pour tube a ondes progressives, a refroidissement par caloducs, et tube a ondes progressives comportant une telle ligne

1986
- 1986-04-10 EP EP86302645A patent/EP0199500B1/de not_active Expired
- 1986-04-10 DE DE8686302645T patent/DE3673445D1/de not_active Expired - Lifetime
- 1986-04-16 US US06/852,745 patent/US4748377A/en not_active Expired - Fee Related

Also Published As

Publication number	Publication date
EP0199500A3 (en)	1988-07-27
EP0199500A2 (de)	1986-10-29
US4748377A (en)	1988-05-31
EP0199500B1 (de)	1990-08-16

Publication	Publication Date	Title
DE3677212D1 (de)	1991-02-28	Rohrfoermiger gegenstand.
DE3681208D1 (de)	1991-10-10	Fluormeter.
DE3685608D1 (de)	1992-07-16	8-phenylxanthine.
DE3685611D1 (de)	1992-07-16	Polysiloxanelastomer.
DE3677710D1 (de)	1991-04-04	Cefuroximaxetil-dragee.
ATE55980T1 (de)	1990-09-15	2-hydroxy-3-phenoxypropylamine.
DE3668776D1 (de)	1990-03-15	Endotubus.
DE3668381D1 (de)	1990-02-22	Contactlinse.
DE3687867D1 (de)	1993-04-08	Mikrorechner.
DE3668885D1 (de)	1990-03-15	Fluorbenzylester.
NO862882D0 (no)	1986-07-17	Ryggsekk.
DE3676026D1 (de)	1991-01-17	Terpolymerisate.
DE3669772D1 (de)	1990-04-26	Russblaeser.
DE3678182D1 (de)	1991-04-25	Perfluorpolycycloalkane.
DE3688642D1 (de)	1993-08-05	Fdm-tdm-transmultiplexer.
DE3677472D1 (de)	1991-03-14	Blockierverhinderer.
DE3673445D1 (de)	1990-09-20	Wanderfeldroehren.
DE3680606D1 (de)	1991-09-05	Loetapparat.
IT8520984A0 (it)	1985-05-31	Ombrello accorciabile.
DE3683724D1 (de)	1992-03-12	Zahnstutz.
DE3680574D1 (de)	1991-09-05	L-aminoacylasen.
DE3676562D1 (de)	1991-02-07	Bildroehre.
DE3670979D1 (de)	1990-06-13	Raederfalzapparat.
FI863783A0 (fi)	1986-09-19	Nytt framstaellningsfoerfarande foer vaermebestaendig transglukosidas.
DE3769438D1 (de)	1991-05-23	Wanderfeldroehre mit periodisch-permanentmagnetischem fokussiersystem.

Legal Events

Date	Code	Title	Description
1991-09-12	8364	No opposition during term of opposition
1994-04-07	8339	Ceased/non-payment of the annual fee