IT1267435B1 - Tubi a fascio elettronico. - Google Patents

Tubi a fascio elettronico.

Info

Publication number: IT1267435B1
Authority: IT; Italy
Prior art keywords: electronic beam; beam tubes; tubes; electronic
Prior art date: 1993-06-03

Application number

IT94TO000456A

Other languages

English (en)

Inventor

Roy Heppinstall

Steven Bardell

Stuart William Andrews

Original Assignee

Eev 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.)

1993-06-03

Filing date

1994-06-02

Publication date

1997-02-05

1994-06-02 Application filed by Eev Ltd filed Critical Eev Ltd

1994-06-02 Publication of ITTO940456A0 publication Critical patent/ITTO940456A0/it

1995-12-02 Publication of ITTO940456A1 publication Critical patent/ITTO940456A1/it

1997-02-05 Application granted granted Critical

1997-02-05 Publication of IT1267435B1 publication Critical patent/IT1267435B1/it

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
- H01J23/12—Vessels; Containers
- 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
- H01J23/027—Collectors
- H01J23/0275—Multistage collectors

IT94TO000456A 1993-06-03 1994-06-02 Tubi a fascio elettronico. IT1267435B1 (it)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB939311419A GB9311419D0 (en)	1993-06-03	1993-06-03	Electron beam tubes

Publications (3)

Publication Number	Publication Date
ITTO940456A0 ITTO940456A0 (it)	1994-06-02
ITTO940456A1 ITTO940456A1 (it)	1995-12-02
IT1267435B1 true IT1267435B1 (it)	1997-02-05

Family

ID=10736537

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT94TO000456A IT1267435B1 (it)	1993-06-03	1994-06-02	Tubi a fascio elettronico.

Country Status (7)

Country	Link
US (1)	US5684364A (it)
JP (1)	JP3935972B2 (it)
CN (1)	CN1062975C (it)
DE (1)	DE4418649A1 (it)
FR (1)	FR2706078B1 (it)
GB (2)	GB9311419D0 (it)
IT (1)	IT1267435B1 (it)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4844802A (en) *	1986-09-12	1989-07-04	Dhv Raadgenvend Ingenieursbureau B.V.	Apparatus for contacting a gas with a liquid, in particular for aerating waste water
GB0002523D0 (en) *	2000-02-04	2000-03-29	Marconi Applied Technologies	Collector
GB2396051A (en) *	2002-12-02	2004-06-09	E2V Tech Uk Ltd	Electron beam tube
GB2411517A (en) *	2004-02-27	2005-08-31	E2V Tech Uk Ltd	Collector arrangement
GB0404446D0 (en) *	2004-02-27	2004-03-31	E2V Tech Uk Ltd	Electron beam tubes
CN102074438B (zh) *	2009-11-25	2012-09-26	中国科学院电子学研究所	一种石墨复合多级降压收集极及制造方法
US10128077B2 (en)	2015-10-20	2018-11-13	Korea Research Institute Of Standards And Science	Electron microscope electron gun for facilitating position adjustment and electron microscope including same
KR101678513B1 (ko) *	2015-10-20	2016-11-22	한국표준과학연구원	위치조절이 용이한 전자현미경용 전자총 및 이를 포함하는 전자현미경

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3368104A (en) *	1964-03-17	1968-02-06	Varian Associates	Electron beam tube included depressed collector therefor
US3780336A (en) *	1972-08-24	1973-12-18	Varian Associates	High power beam tube having depressed potential collector containing field-shaping probe
US3824425A (en) *	1973-05-21	1974-07-16	Sperry Rand Corp	Suppressor electrode for depressed electron beam collector
FR2480497A1 (fr) *	1980-04-15	1981-10-16	Thomson Csf	Collecteur deprime a plusieurs etages pour tube hyperfrequence et tube hyperfrequence comportant un tel collecteur
US4527092A (en) *	1983-09-30	1985-07-02	The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration	Multistage spent particle collector and a method for making same
JP3038830B2 (ja) *	1990-07-26	2000-05-08	日本電気株式会社	伝導冷却形多段コレクタ
DE4203487A1 (de) *	1992-02-07	1993-08-12	Philips Patentverwaltung	Mehrstufenkollektor fuer elektrodenstrahlroehren

1993
- 1993-06-03 GB GB939311419A patent/GB9311419D0/en active Pending
1994
- 1994-05-18 US US08/246,224 patent/US5684364A/en not_active Expired - Lifetime
- 1994-05-18 GB GB9409926A patent/GB2278720B/en not_active Expired - Fee Related
- 1994-05-27 DE DE4418649A patent/DE4418649A1/de not_active Withdrawn
- 1994-06-02 JP JP12138294A patent/JP3935972B2/ja not_active Expired - Lifetime
- 1994-06-02 IT IT94TO000456A patent/IT1267435B1/it active IP Right Grant
- 1994-06-03 FR FR9406811A patent/FR2706078B1/fr not_active Expired - Lifetime
- 1994-06-03 CN CN94106300A patent/CN1062975C/zh not_active Expired - Fee Related

Also Published As

Publication number	Publication date
ITTO940456A1 (it)	1995-12-02
GB9311419D0 (en)	1993-07-28
JPH0773812A (ja)	1995-03-17
FR2706078B1 (fr)	1998-02-20
CN1100234A (zh)	1995-03-15
CN1062975C (zh)	2001-03-07
GB9409926D0 (en)	1994-07-06
US5684364A (en)	1997-11-04
DE4418649A1 (de)	1994-12-08
ITTO940456A0 (it)	1994-06-02
GB2278720B (en)	1996-09-25
GB2278720A (en)	1994-12-07
FR2706078A1 (fr)	1994-12-09
JP3935972B2 (ja)	2007-06-27

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Legal Events

Date	Code	Title	Description
1997-02-05	0001	Granted