FR2675629B1 - Cathode pour tube a rayons x et tube ainsi obtenu. - Google Patents

Cathode pour tube a rayons x et tube ainsi obtenu.

Info

Publication number
FR2675629B1
FR2675629B1 FR9104731A FR9104731A FR2675629B1 FR 2675629 B1 FR2675629 B1 FR 2675629B1 FR 9104731 A FR9104731 A FR 9104731A FR 9104731 A FR9104731 A FR 9104731A FR 2675629 B1 FR2675629 B1 FR 2675629B1
Authority
FR
France
Prior art keywords
tube
cathode
ray
ray tube
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 - Lifetime
Application number
FR9104731A
Other languages
English (en)
Other versions
FR2675629A1 (fr
Inventor
Guen Jacques Le
Christine Guerin
Horia Dumitrescu
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.)
General Electric CGR SA
Original Assignee
General Electric CGR SA
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 by General Electric CGR SA filed Critical General Electric CGR SA
Priority to FR9104731A priority Critical patent/FR2675629B1/fr
Publication of FR2675629A1 publication Critical patent/FR2675629A1/fr
Application granted granted Critical
Publication of FR2675629B1 publication Critical patent/FR2675629B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J35/00—X-ray tubes
    • H01J35/02—Details
    • H01J35/04—Electrodes ; Mutual position thereof; Constructional adaptations therefor
    • H01J35/06—Cathodes
    • H01J35/066—Details of electron optical components, e.g. cathode cups
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2235/00—X-ray tubes
    • H01J2235/06—Cathode assembly
    • H01J2235/068—Multi-cathode assembly
FR9104731A 1991-04-17 1991-04-17 Cathode pour tube a rayons x et tube ainsi obtenu. Expired - Lifetime FR2675629B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9104731A FR2675629B1 (fr) 1991-04-17 1991-04-17 Cathode pour tube a rayons x et tube ainsi obtenu.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9104731A FR2675629B1 (fr) 1991-04-17 1991-04-17 Cathode pour tube a rayons x et tube ainsi obtenu.

Publications (2)

Publication Number Publication Date
FR2675629A1 FR2675629A1 (fr) 1992-10-23
FR2675629B1 true FR2675629B1 (fr) 1997-05-16

Family

ID=9411953

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9104731A Expired - Lifetime FR2675629B1 (fr) 1991-04-17 1991-04-17 Cathode pour tube a rayons x et tube ainsi obtenu.

Country Status (1)

Country Link
FR (1) FR2675629B1 (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2699326B1 (fr) * 1992-12-11 1995-01-06 Gen Electric Cgr Emetteur électronique d'un tube à rayons X.
US5515413A (en) * 1994-09-26 1996-05-07 General Electric Company X-ray tube cathode cup assembly
US10483077B2 (en) 2003-04-25 2019-11-19 Rapiscan Systems, Inc. X-ray sources having reduced electron scattering
US9208988B2 (en) 2005-10-25 2015-12-08 Rapiscan Systems, Inc. Graphite backscattered electron shield for use in an X-ray tube
GB0525593D0 (en) 2005-12-16 2006-01-25 Cxr Ltd X-ray tomography inspection systems
GB0309383D0 (en) * 2003-04-25 2003-06-04 Cxr Ltd X-ray tube electron sources
US8243876B2 (en) 2003-04-25 2012-08-14 Rapiscan Systems, Inc. X-ray scanners
US8094784B2 (en) 2003-04-25 2012-01-10 Rapiscan Systems, Inc. X-ray sources
GB0812864D0 (en) 2008-07-15 2008-08-20 Cxr Ltd Coolign anode
US9046465B2 (en) 2011-02-24 2015-06-02 Rapiscan Systems, Inc. Optimization of the source firing pattern for X-ray scanning systems
GB0816823D0 (en) 2008-09-13 2008-10-22 Cxr Ltd X-ray tubes
GB0901338D0 (en) 2009-01-28 2009-03-11 Cxr Ltd X-Ray tube electron sources

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2862107A (en) * 1951-04-06 1958-11-25 Gen Electric Means for and method of controlling the generation of x-rays
DE3001141A1 (de) * 1980-01-14 1981-07-16 Siemens AG, 1000 Berlin und 8000 München Kathodenanordnung fuer eine roentgenroehre
FR2538948B3 (fr) * 1982-12-30 1985-10-18 Thomson Csf Tube a rayons x a balayage
FR2650703B1 (fr) * 1989-08-07 1991-10-11 Gen Electric Cgr Cathode de tube a rayons x et tube ainsi obtenu

Also Published As

Publication number Publication date
FR2675629A1 (fr) 1992-10-23

Similar Documents

Publication Publication Date Title
DE59202990D1 (de) Röntgenröhre.
DE69411520D1 (de) Röntgenröhren
DE69102982T2 (de) Endotrachealtubus.
FR2678249B1 (fr) Poubelle.
FR2713080B1 (fr) Appareil d'imagerie radiologique et détecteur de production de rayons X pour l'actionnement de celui-ci.
FR2663154B1 (fr) Tube cathodique.
FR2655209B1 (fr) Connecteur haute tension pour tube a rayons x.
DE59009531D1 (de) Röntgenröhre.
FR2627900B1 (fr) Tube a rayons x a anode tournante
FR2675629B1 (fr) Cathode pour tube a rayons x et tube ainsi obtenu.
DE69417474D1 (de) Röntgenstrahlröhre
DE69101797T2 (de) Elektronenröhrenkathode.
FR2678797B1 (fr) Boitier pour tube cathodique.
FR2683017B1 (fr) Raccord pour tubes.
FR2658002B1 (fr) Cathode a deflexion en diedre pour tube a rayons x.
DE69203703T2 (de) Röntgenröhrenvorrichtung.
FR2650703B1 (fr) Cathode de tube a rayons x et tube ainsi obtenu
FR2690007B1 (fr) Tube à rayons X à anode rotative.
DE69212231D1 (de) Röntgenbildröhre
DE59407791D1 (de) Elektronenröhre
FR2683942B1 (fr) Tube a rayons cathodiques.
DE69428635D1 (de) Elektronenstrahlröhre
FR2686732B1 (fr) Anode en graphite pour tube a rayons x et tube ainsi obtenu.
FR2538948B3 (fr) Tube a rayons x a balayage
DE59201047D1 (de) Elektronenstrahlröhre.