JP4544689B2 - カソードスキャン型ｘ線発生器及びｘ線ｃｔスキャナ - Google Patents

カソードスキャン型ｘ線発生器及びｘ線ｃｔスキャナ Download PDF

Info

Publication number
JP4544689B2
JP4544689B2 JP2000100242A JP2000100242A JP4544689B2 JP 4544689 B2 JP4544689 B2 JP 4544689B2 JP 2000100242 A JP2000100242 A JP 2000100242A JP 2000100242 A JP2000100242 A JP 2000100242A JP 4544689 B2 JP4544689 B2 JP 4544689B2
Authority
JP
Japan
Prior art keywords
bearing
liquid metal
metal lubricant
cathode
ray
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 - Fee Related
Application number
JP2000100242A
Other languages
English (en)
Japanese (ja)
Other versions
JP2001276034A (ja
JP2001276034A5 (enExample
Inventor
勝弘 小野
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to JP2000100242A priority Critical patent/JP4544689B2/ja
Publication of JP2001276034A publication Critical patent/JP2001276034A/ja
Publication of JP2001276034A5 publication Critical patent/JP2001276034A5/ja
Application granted granted Critical
Publication of JP4544689B2 publication Critical patent/JP4544689B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2300/00—Application independent of particular apparatuses
    • F16C2300/10—Application independent of particular apparatuses related to size
    • F16C2300/14—Large applications, e.g. bearings having an inner diameter exceeding 500 mm
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2316/00—Apparatus in health or amusement
    • F16C2316/10—Apparatus in health or amusement in medical appliances, e.g. in diagnosis, dentistry, instruments, prostheses, medical imaging appliances

Landscapes

  • Sliding-Contact Bearings (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
JP2000100242A 2000-04-03 2000-04-03 カソードスキャン型ｘ線発生器及びｘ線ｃｔスキャナ Expired - Fee Related JP4544689B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2000100242A JP4544689B2 (ja) 2000-04-03 2000-04-03 カソードスキャン型ｘ線発生器及びｘ線ｃｔスキャナ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2000100242A JP4544689B2 (ja) 2000-04-03 2000-04-03 カソードスキャン型ｘ線発生器及びｘ線ｃｔスキャナ

Publications (3)

Publication Number Publication Date
JP2001276034A JP2001276034A (ja) 2001-10-09
JP2001276034A5 JP2001276034A5 (enExample) 2007-05-24
JP4544689B2 true JP4544689B2 (ja) 2010-09-15

Family

ID=18614472

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2000100242A Expired - Fee Related JP4544689B2 (ja) 2000-04-03 2000-04-03 カソードスキャン型ｘ線発生器及びｘ線ｃｔスキャナ

Country Status (1)

Country Link
JP (1) JP4544689B2 (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5815626B2 (ja) 2013-09-27 2015-11-17 ジーイー・メディカル・システムズ・グローバル・テクノロジー・カンパニー・エルエルシー 放射線断層撮影装置の制御方法及び放射線断層撮影装置並びにプログラム
CN111664183B (zh) * 2020-07-06 2024-09-20 北京智束科技有限公司 液态金属滑动轴承、旋转芯、x射线管以及ct扫描装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58115738A (ja) * 1981-12-26 1983-07-09 Toshiba Corp 超高速ｃｔスキヤナ用ｘ線発生装置
JP3177993B2 (ja) * 1990-04-28 2001-06-18 株式会社島津製作所 回転陰極ｘ線管装置
JP2937574B2 (ja) * 1990-10-12 1999-08-23 株式会社東芝 回転陽極型ｘ線管
JP2000093420A (ja) * 1998-09-22 2000-04-04 Kazuhide Urabe Ｘ線スキャン装置及びｘ線ｃｔスキャナ
JP2000093419A (ja) * 1998-09-22 2000-04-04 Kazuhide Urabe Ｘ線スキャン装置及びｘ線ｃｔスキャナ

Also Published As

Publication number Publication date
JP2001276034A (ja) 2001-10-09

Similar Documents

Publication Publication Date Title
JP2948163B2 (ja) Ｘ線装置
US4993055A (en) Rotating X-ray tube with external bearings
US10573484B2 (en) Magnetic support for journal bearing operation at low and zero speeds
EP0917176A2 (en) Straddle bearing assembly for a rotating anode X-ray tube
US20190103244A1 (en) Cooling Spiral Groove Bearing Assembly
JP2760781B2 (ja) Ｘ線断層撮影装置
US7197115B2 (en) Cantilever and straddle x-ray tube configurations for a rotating anode with vacuum transition chambers
US20190162237A1 (en) Method And Apparatus For Reducing Wear Of Hydrodynamic Bearing
JP4544689B2 (ja) カソードスキャン型ｘ線発生器及びｘ線ｃｔスキャナ
JP4544688B2 (ja) カソードスキャン型ｘ線発生器及びｘ線ｃｔスキャナ
JP4544690B2 (ja) カソードスキャン型ｘ線発生器及びｘ線ｃｔスキャナ
JP4544687B2 (ja) カソードスキャン型ｘ線発生器及びｘ線ｃｔスキャナ
US6603834B1 (en) X-ray tube anode cold plate
US7113568B2 (en) Liquid cooled bearing housing with greased lubricated rotating anode bearings for an x-ray tube
JP2001276041A (ja) カソードスキャン型ｘ線発生器及びｘ線ｃｔスキャナ
JP3030069B2 (ja) Ｘ線管
JP2001276054A (ja) カソードスキャン型ｘ線発生器及びｘ線ｃｔスキャナ
JP2001276036A (ja) カソードスキャン型ｘ線発生器及びｘ線ｃｔスキャナ
US10451110B2 (en) Hydrostatic bearing assembly for an x-ray tube
JP2000093420A (ja) Ｘ線スキャン装置及びｘ線ｃｔスキャナ
JP2001276050A (ja) カソードスキャン型ｘ線発生器及びｘ線ｃｔスキャナ
JP2001276046A (ja) カソードスキャン型ｘ線発生器及びｘ線ｃｔスキャナ
JP2001276044A (ja) カソードスキャン型ｘ線発生器及びｘ線ｃｔスキャナ
JP2001276042A (ja) カソードスキャン型ｘ線発生器及びｘ線ｃｔスキャナ
JP2001276051A (ja) カソードスキャン型ｘ線発生器及びｘ線ｃｔスキャナ

Legal Events

Date Code Title Description
A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20070316

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20070329

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20100225

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20100316

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20100427

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20100615

A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20100629

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20130709

Year of fee payment: 3

R150 Certificate of patent or registration of utility model

Free format text: JAPANESE INTERMEDIATE CODE: R150

LAPS Cancellation because of no payment of annual fees