JP2003299305A5 - - Google Patents

Download PDF

Info

Publication number
JP2003299305A5
JP2003299305A5 JP2002099629A JP2002099629A JP2003299305A5 JP 2003299305 A5 JP2003299305 A5 JP 2003299305A5 JP 2002099629 A JP2002099629 A JP 2002099629A JP 2002099629 A JP2002099629 A JP 2002099629A JP 2003299305 A5 JP2003299305 A5 JP 2003299305A5
Authority
JP
Japan
Prior art keywords
rotating shaft
diameter portion
small
bearing
flange
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.)
Granted
Application number
JP2002099629A
Other languages
English (en)
Japanese (ja)
Other versions
JP3961332B2 (ja
JP2003299305A (ja
Filing date
Publication date
Application filed filed Critical
Priority to JP2002099629A priority Critical patent/JP3961332B2/ja
Priority claimed from JP2002099629A external-priority patent/JP3961332B2/ja
Priority to US10/385,266 priority patent/US6998745B2/en
Priority to EP03251460A priority patent/EP1345308A3/en
Publication of JP2003299305A publication Critical patent/JP2003299305A/ja
Publication of JP2003299305A5 publication Critical patent/JP2003299305A5/ja
Application granted granted Critical
Publication of JP3961332B2 publication Critical patent/JP3961332B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

JP2002099629A 2002-03-12 2002-04-02 スピンドルモータ Expired - Fee Related JP3961332B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2002099629A JP3961332B2 (ja) 2002-04-02 2002-04-02 スピンドルモータ
US10/385,266 US6998745B2 (en) 2002-03-12 2003-03-10 Dynamo-electric machine having a rotor with first and second axially or rotationally displacable field magnets
EP03251460A EP1345308A3 (en) 2002-03-12 2003-03-11 Dynamic pressure bearing for information storage device spindle motor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2002099629A JP3961332B2 (ja) 2002-04-02 2002-04-02 スピンドルモータ

Publications (3)

Publication Number Publication Date
JP2003299305A JP2003299305A (ja) 2003-10-17
JP2003299305A5 true JP2003299305A5 (cg-RX-API-DMAC10.html) 2005-09-15
JP3961332B2 JP3961332B2 (ja) 2007-08-22

Family

ID=29388198

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2002099629A Expired - Fee Related JP3961332B2 (ja) 2002-03-12 2002-04-02 スピンドルモータ

Country Status (1)

Country Link
JP (1) JP3961332B2 (cg-RX-API-DMAC10.html)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005155911A (ja) * 2003-11-04 2005-06-16 Minebea Co Ltd 流体軸受装置および該流体軸受装置を備えたスピンドルモータ、記録ディスク駆動装置

Similar Documents

Publication Publication Date Title
JP2004084815A5 (cg-RX-API-DMAC10.html)
EP1136710A4 (en) DYNAMIC PRESSURE BEARING AND SPINDLE MOTOR COMPRISING THE DYNAMIC PRESSURE BEARING
WO2003027521A1 (en) Bearing unit and motor using the bearing unit
JP2004040926A5 (cg-RX-API-DMAC10.html)
JP2009243597A5 (cg-RX-API-DMAC10.html)
WO2005113995A3 (en) Fluid dynamic bearing and storage disk drive with a spindle motor having the fluid dynamic bearing
WO2003036111A1 (en) Bearing unit, and motor using this bearing unit
SG111976A1 (en) Dynamic pressure bearing device
JP2008092790A5 (cg-RX-API-DMAC10.html)
KR950033146A (ko) 유체베어링의 제조 장치
EP1098096A4 (en) AXIS MOTOR AND DYNAMIC PRESSURE BEARING
TW200305477A (en) High-frequency spindle
JP2004116754A5 (cg-RX-API-DMAC10.html)
JP2013185443A (ja) 軸受装置
WO2005047717A3 (en) Fluid dynamic bearing mechanism
ATE402321T1 (de) Rotierender rollenräumer
JP2004316924A5 (cg-RX-API-DMAC10.html)
JP2007211846A5 (cg-RX-API-DMAC10.html)
TWI284716B (en) Fluid dynamic bearing
JP2003042142A5 (cg-RX-API-DMAC10.html)
JP2003092851A5 (cg-RX-API-DMAC10.html)
JP2002155943A (ja) 動圧軸受装置
CN207205293U (zh) 迷宫式回转顶针无油封防水结构
TWM288346U (en) Electric fan bearing with oil groove
JP2001304262A5 (cg-RX-API-DMAC10.html)