KR900016630A - 동압형 축받이 및 스핀들 유니트 - Google Patents

동압형 축받이 및 스핀들 유니트

Info

Publication number: KR900016630A
Authority: KR; South Korea
Prior art keywords: dynamic pressure; pressure bearing; spindle unit; spindle; unit
Prior art date: 1989-04-26

Application number

KR1019900004606A

Other languages

English (en)

Other versions

KR920010880B1 (ko

Inventor

도시미 다까죠우

히로미츠 아사이

교시 하기누마

Original Assignee

니혼 세이코오 가부시끼 가이샤

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.)

1989-04-26

Filing date

1990-04-03

Publication date

1990-11-14

1990-04-03 Application filed by 니혼 세이코오 가부시끼 가이샤 filed Critical 니혼 세이코오 가부시끼 가이샤

1990-11-14 Publication of KR900016630A publication Critical patent/KR900016630A/ko

1992-12-19 Application granted granted Critical

1992-12-19 Publication of KR920010880B1 publication Critical patent/KR920010880B1/ko

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
- F16C17/00—Sliding-contact bearings for exclusively rotary movement
- F16C17/04—Sliding-contact bearings for exclusively rotary movement for axial load only
- 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
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/02—Parts of sliding-contact bearings
- F16C33/04—Brasses; Bushes; Linings
- F16C33/06—Sliding surface mainly made of metal
- F16C33/10—Construction relative to lubrication
- F16C33/1025—Construction relative to lubrication with liquid, e.g. oil, as lubricant
- F16C33/106—Details of distribution or circulation inside the bearings, e.g. details of the bearing surfaces to affect flow or pressure of the liquid
- F16C33/107—Grooves for generating pressure
- 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
- F16C17/00—Sliding-contact bearings for exclusively rotary movement
- F16C17/02—Sliding-contact bearings for exclusively rotary movement for radial load only
- F16C17/026—Sliding-contact bearings for exclusively rotary movement for radial load only with helical grooves in the bearing surface to generate hydrodynamic pressure, e.g. herringbone grooves
- 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
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/02—Parts of sliding-contact bearings
- F16C33/04—Brasses; Bushes; Linings
- F16C33/20—Sliding surface consisting mainly of plastics
- F16C33/201—Composition of the plastic
- 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
- F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
- F16C35/08—Rigid support of bearing units; Housings, e.g. caps, covers for spindles
- F16C35/10—Rigid support of bearing units; Housings, e.g. caps, covers for spindles with sliding-contact bearings
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S384/00—Bearings
- Y10S384/90—Cooling or heating
- Y10S384/909—Plastic

Landscapes

Engineering & Computer Science (AREA)
General Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Chemical & Material Sciences (AREA)
Oil, Petroleum & Natural Gas (AREA)
Physics & Mathematics (AREA)
Fluid Mechanics (AREA)
Sliding-Contact Bearings (AREA)

KR1019900004606A 1989-04-26 1990-04-03 동압형 축받이(動壓形軸受) 및 스핀들 유니트 KR920010880B1 (ko)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP106866		1989-04-26
JP1106866A JP2615998B2 (ja)	1989-04-26	1989-04-26	動圧形軸受及びスピンドルユニット

Publications (2)

Publication Number	Publication Date
KR900016630A true KR900016630A (ko)	1990-11-14
KR920010880B1 KR920010880B1 (ko)	1992-12-19

Family

ID=14444471

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
KR1019900004606A KR920010880B1 (ko)	1989-04-26	1990-04-03	동압형 축받이(動壓形軸受) 및 스핀들 유니트

Country Status (3)

Country	Link
US (1)	US5009520A (ko)
JP (1)	JP2615998B2 (ko)
KR (1)	KR920010880B1 (ko)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP2001200838A (ja) *	1999-11-09	2001-07-27	Seiko Instruments Inc	流体動圧軸受、流体動圧軸受装置、流体動圧軸受の製造方法、及び軸受表面加工方法
US7264398B2 (en) *	2001-08-24	2007-09-04	The Boeing Company	Truck pivot joint bearing and method of lubricating
US7959357B2 (en) *	2003-05-07	2011-06-14	Seagate Technology Llc	Fluid dynamic bearing spindle motor
JP2005003042A (ja) *	2003-06-10	2005-01-06	Ntn Corp	動圧軸受装置
JP2007024146A (ja) *	2005-07-14	2007-02-01	Ntn Corp	動圧軸受装置
US8092090B2 (en) *	2006-03-06	2012-01-10	Ntn Corporation	Fluid dynamic bearing device
JP4866411B2 (ja) *	2008-10-27	2012-02-01	Ｎｔｎ株式会社	含油摺動材およびすべり軸受
US9140302B2 (en)	2013-06-13	2015-09-22	The Boeing Company	Joint bearing lubricant system
WO2019027206A1 (ko) *	2017-08-02	2019-02-07	엘지전자 주식회사	외부윤활층을 가지는 부시 베어링 및 그의 제조 방법 및 이를 적용한 스크롤 압축기

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3342667A (en) *	1963-08-23	1967-09-19	Woodmont Products Inc	Dry fluorocarbon bearing material
JPS5986714A (ja) *	1982-11-08	1984-05-19	Taiho Kogyo Co Ltd	摺動部材
US4774749A (en) *	1983-07-27	1988-10-04	Nippon Seiko Kabushiki Kaisha	Plain bearings and process for manufacturing same
JPS63203916A (ja) *	1987-02-17	1988-08-23	Nippon Seiko Kk	動圧形すべり軸受およびその製造方法
US4875263A (en) *	1987-02-17	1989-10-24	Nippon Seiko Kabushiki Kaisha	Method of manufacturing a dynamic pressure type slide bearing
JPS63243521A (ja) *	1987-03-26	1988-10-11	Nippon Seiko Kk	動圧型流体軸受
JPS63251626A (ja) *	1987-04-08	1988-10-19	Nippon Seiko Kk	プラスチツク軸受
US4934836A (en) *	1988-08-18	1990-06-19	Nippon Seiko Kabushiki Kaisha	Dynamic pressure type fluid bearing device

1989
- 1989-04-26 JP JP1106866A patent/JP2615998B2/ja not_active Expired - Lifetime
1990
- 1990-04-03 KR KR1019900004606A patent/KR920010880B1/ko not_active IP Right Cessation
- 1990-04-18 US US07/510,619 patent/US5009520A/en not_active Expired - Fee Related

Also Published As

Publication number	Publication date
JPH02286916A (ja)	1990-11-27
KR920010880B1 (ko)	1992-12-19
JP2615998B2 (ja)	1997-06-04
US5009520A (en)	1991-04-23

Publication	Publication Date	Title
GB2237849B (en)	1993-09-15	Dynamic pressure bearing device
GB2235736B (en)	1993-09-15	Bearing with dynamic pressure grooves and method for manufacturing the same
DE68926793D1 (de)	1996-08-14	Dynamischer RAM
EP0420461A3 (en)	1993-03-10	Portable and dynamic distributed applications architecture
DE58907433D1 (de)	1994-05-19	Schwingungsdämpfende und schwingungskompensierende Lageranordnung.
DE69529208D1 (de)	2003-01-30	Druckbeaufschlagtes kugellager
BR8900918A (pt)	1989-10-24	Disposicao de mancal
DE69010141D1 (de)	1994-07-28	Lager und Lageranordnung.
BR9000318A (pt)	1990-11-27	Mancal de rolamento radial
BR8905322A (pt)	1991-04-23	Mancal radial e de escora combinados
BR9003335A (pt)	1991-08-27	Mancal de rolamento radial
IT1227656B (it)	1991-04-23	Cuscinetto volvente
KR900016630A (ko)	1990-11-14	동압형 축받이 및 스핀들 유니트
ATA40789A (de)	1990-12-15	Gleitlager
IT9020625A0 (it)	1990-06-13	cuscinetto
NO924866L (no)	1992-12-16	Trykksatt dynamisk vasker
BR8904267A (pt)	1990-10-02	Mancal
DE69721207D1 (de)	2003-05-28	Dynamische Drucklagervorrichtung
DE69120191D1 (de)	1996-07-18	Dynamische Drucklagervorrichtung
IT215130Z2 (it)	1990-08-06	Cuscinetto antilombaggine
DE69307119D1 (de)	1997-02-13	Statische und dynamische integrierte Kompandierung
NO176597C (no)	1995-05-03	Spindelbærer
BR6801172U (pt)	1988-12-20	Mancal axial
ES1005342Y (es)	1989-05-01	Dispositivo extractor de cojinetes y similares.
KR900003138U (ko)	1990-02-07	오일레스 베어링의 센터링 장치

Legal Events

Date	Code	Title	Description
1990-04-03	A201	Request for examination
1992-07-23	E902	Notification of reason for refusal
1992-11-25	G160	Decision to publish patent application
1993-02-27	E701	Decision to grant or registration of patent right
1993-03-25	GRNT	Written decision to grant
1995-12-13	FPAY	Annual fee payment	Payment date: 19951213 Year of fee payment: 4
1996-12-20	LAPS	Lapse due to unpaid annual fee