EP1784837A4 - Shield structure and focal spot control assembly for x-ray device - Google Patents

Shield structure and focal spot control assembly for x-ray device

Info

Publication number
EP1784837A4
EP1784837A4 EP05794388A EP05794388A EP1784837A4 EP 1784837 A4 EP1784837 A4 EP 1784837A4 EP 05794388 A EP05794388 A EP 05794388A EP 05794388 A EP05794388 A EP 05794388A EP 1784837 A4 EP1784837 A4 EP 1784837A4
Authority
EP
European Patent Office
Prior art keywords
control assembly
focal spot
shield structure
ray device
spot control
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.)
Withdrawn
Application number
EP05794388A
Other languages
German (de)
French (fr)
Other versions
EP1784837A2 (en
Inventor
Gregory C Andrews
James R Boye
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.)
Varian Medical Systems Inc
Original Assignee
Varian Medical Systems Inc
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
Priority claimed from US10/933,806 external-priority patent/US7289603B2/en
Priority claimed from US10/933,852 external-priority patent/US7058160B2/en
Application filed by Varian Medical Systems Inc filed Critical Varian Medical Systems Inc
Publication of EP1784837A2 publication Critical patent/EP1784837A2/en
Publication of EP1784837A4 publication Critical patent/EP1784837A4/en
Withdrawn legal-status Critical Current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
    • H01J35/08—Anodes; Anti cathodes
    • H01J35/10—Rotary anodes; Arrangements for rotating anodes; Cooling rotary anodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J35/00—X-ray tubes
    • H01J35/02—Details
    • H01J35/16—Vessels; Containers; Shields associated therewith
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2235/00—X-ray tubes
    • H01J2235/12—Cooling
    • H01J2235/1216—Cooling of the vessel
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2235/00—X-ray tubes
    • H01J2235/16—Vessels
    • H01J2235/165—Shielding arrangements
    • H01J2235/167—Shielding arrangements against thermal (heat) energy
EP05794388A 2004-09-03 2005-09-02 Shield structure and focal spot control assembly for x-ray device Withdrawn EP1784837A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US10/933,806 US7289603B2 (en) 2004-09-03 2004-09-03 Shield structure and focal spot control assembly for x-ray device
US10/933,852 US7058160B2 (en) 2004-09-03 2004-09-03 Shield structure for x-ray device
PCT/US2005/031428 WO2006029026A2 (en) 2004-09-03 2005-09-02 Shield structure and focal spot control assembly for x-ray device

Publications (2)

Publication Number Publication Date
EP1784837A2 EP1784837A2 (en) 2007-05-16
EP1784837A4 true EP1784837A4 (en) 2011-04-20

Family

ID=36036899

Family Applications (1)

Application Number Title Priority Date Filing Date
EP05794388A Withdrawn EP1784837A4 (en) 2004-09-03 2005-09-02 Shield structure and focal spot control assembly for x-ray device

Country Status (3)

Country Link
EP (1) EP1784837A4 (en)
JP (1) JP5226312B2 (en)
WO (1) WO2006029026A2 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009081312A1 (en) * 2007-12-19 2009-07-02 Philips Intellectual Property & Standards Gmbh Scattered electron collector
US8401151B2 (en) * 2009-12-16 2013-03-19 General Electric Company X-ray tube for microsecond X-ray intensity switching
US11164713B2 (en) * 2020-03-31 2021-11-02 Energetiq Technology, Inc. X-ray generation apparatus

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2329318A (en) * 1941-09-08 1943-09-14 Gen Electric X Ray Corp X-ray generator
US2559526A (en) * 1945-09-18 1951-07-03 Research Corp Anode target for high-voltage highvacuum uniform-field acceleration tube
US2866113A (en) * 1952-10-07 1958-12-23 Cosslett Vernon Ellis Fine focus x-ray tubes
DE8713042U1 (en) * 1987-09-28 1989-01-26 Siemens AG, 1000 Berlin und 8000 München X-ray tube
EP0460421A1 (en) * 1990-06-08 1991-12-11 Siemens Aktiengesellschaft X-ray tube
US5689542A (en) * 1996-06-06 1997-11-18 Varian Associates, Inc. X-ray generating apparatus with a heat transfer device
WO1999008305A1 (en) * 1997-08-06 1999-02-18 Varian Associates, Inc. High-performance x-ray generating apparatus with cooling system
EP1707036A2 (en) * 2004-01-13 2006-10-04 Koninklijke Philips Electronics N.V. X-ray tube cooling collar

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5052034A (en) * 1989-10-30 1991-09-24 Siemens Aktiengesellschaft X-ray generator
DE19830349A1 (en) * 1997-07-24 1999-01-28 Siemens Ag X=ray tube with magnetic deflection of electron beam
US6215852B1 (en) * 1998-12-10 2001-04-10 General Electric Company Thermal energy storage and transfer assembly
JP4127742B2 (en) * 1999-06-16 2008-07-30 浜松ホトニクス株式会社 X-ray inspection equipment
US6400799B1 (en) * 1999-07-12 2002-06-04 Varian Medical Systems, Inc. X-ray tube cooling system
JP4409120B2 (en) * 2001-06-29 2010-02-03 株式会社東芝 Rotating anode X-ray tube
JP3866558B2 (en) * 2001-10-31 2007-01-10 株式会社東芝 X-ray generator
WO2003083891A1 (en) * 2002-04-02 2003-10-09 Koninklijke Philips Electronics N.V. A device for generating x-rays having a heat absorbing member

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2329318A (en) * 1941-09-08 1943-09-14 Gen Electric X Ray Corp X-ray generator
US2559526A (en) * 1945-09-18 1951-07-03 Research Corp Anode target for high-voltage highvacuum uniform-field acceleration tube
US2866113A (en) * 1952-10-07 1958-12-23 Cosslett Vernon Ellis Fine focus x-ray tubes
DE8713042U1 (en) * 1987-09-28 1989-01-26 Siemens AG, 1000 Berlin und 8000 München X-ray tube
EP0460421A1 (en) * 1990-06-08 1991-12-11 Siemens Aktiengesellschaft X-ray tube
US5689542A (en) * 1996-06-06 1997-11-18 Varian Associates, Inc. X-ray generating apparatus with a heat transfer device
WO1999008305A1 (en) * 1997-08-06 1999-02-18 Varian Associates, Inc. High-performance x-ray generating apparatus with cooling system
EP1707036A2 (en) * 2004-01-13 2006-10-04 Koninklijke Philips Electronics N.V. X-ray tube cooling collar

Also Published As

Publication number Publication date
EP1784837A2 (en) 2007-05-16
JP5226312B2 (en) 2013-07-03
WO2006029026A2 (en) 2006-03-16
WO2006029026A3 (en) 2006-12-14
JP2008512831A (en) 2008-04-24

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20070209

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR

AX Request for extension of the european patent

Extension state: AL BA HR MK YU

DAX Request for extension of the european patent (deleted)
RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: VARIAN MEDICAL SYSTEMS, INC.

A4 Supplementary search report drawn up and despatched

Effective date: 20110323

17Q First examination report despatched

Effective date: 20140402

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20160119