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Class Information
Number: 384/123
Name: Bearings > Rotary bearing > Fluid bearing > Thrust > Grooved bearing surface
Description: Subject matter wherein the bearing surface has a narrow furrow, or hollow cut for passage of the fluid.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7568839 |
Fluid dynamic pressure bearing, motor, and recording medium driving device |
Aug. 4, 2009 |
| 7540664 |
Grooves on both the moving and the stationary mating fluid dynamic bearing surfaces for performance enhancement |
Jun. 2, 2009 |
| 7524113 |
Hydrodynamic bearing device |
Apr. 28, 2009 |
| 7513689 |
Hydrodynamic bearing device |
Apr. 7, 2009 |
| 7458158 |
Method of making a sliding bearing |
Dec. 2, 2008 |
| 7448805 |
Thrust dynamic pressure bearing, spindle motor using thereof, and information recording/reproducing device using the spindle motor |
Nov. 11, 2008 |
| 7438476 |
Hydraulic dynamic bearing and spindle motor |
Oct. 21, 2008 |
| 7384104 |
Oscillating disc cutter with speed controlling bearings |
Jun. 10, 2008 |
| 7293917 |
Spindle motor having hydrodynamic pressure bearing |
Nov. 13, 2007 |
| 7243626 |
Camshaft adjuster |
Jul. 17, 2007 |
| 7237955 |
Hydrodynamic bearing and disc rotation apparatus using the same |
Jul. 3, 2007 |
| 7237956 |
Hydrodynamic bearing and disc rotation apparatus using the same |
Jul. 3, 2007 |
| 7160031 |
Thrust dynamic pressure bearing, spindle motor using the same, and information recording and reproducing apparatus using them |
Jan. 9, 2007 |
| 7134793 |
Thrust bearing assembly |
Nov. 14, 2006 |
| 7080720 |
Torque converter |
Jul. 25, 2006 |
| 6976788 |
Thrust bearing |
Dec. 20, 2005 |
| 6962443 |
Fluid dynamic pressure bearing apparatus |
Nov. 8, 2005 |
| 6955469 |
Dynamic pressure bearing device |
Oct. 18, 2005 |
| 6945697 |
Dynamic gas bearing of a motor spindle comprising aeration |
Sep. 20, 2005 |
| 6921210 |
Flange bearing |
Jul. 26, 2005 |
| 6838795 |
Low velocity, high pressure thrust pump |
Jan. 4, 2005 |
| 6831812 |
Method of manufacturing a thrust plate, method of manufacturing a shaft for a hydrodynamic bearing, hydrodynamic bearing, spindle moto |
Dec. 14, 2004 |
| 6827494 |
Diverted flow thrust bearing |
Dec. 7, 2004 |
| 6793394 |
Hydrodynamic bearing device |
Sep. 21, 2004 |
| 6722785 |
Fluid dynamic bearing |
Apr. 20, 2004 |
| 6663287 |
Thrust dynamic pressure bearing apparatus and method for manufacturing the same |
Dec. 16, 2003 |
| 6604858 |
Hydro dynamic gas bearing and disk drive using the same |
Aug. 12, 2003 |
| 6592490 |
Well pump gear box hydrodynamic washer |
Jul. 15, 2003 |
| 6585418 |
Hydrodynamic axial bearing with floating disk |
Jul. 1, 2003 |
| 6554476 |
Dynamic pressure bearing device and method of manufacturing the same |
Apr. 29, 2003 |
| 6505970 |
Thrust dynamic pressure bearing |
Jan. 14, 2003 |
| 6493181 |
Thrust hydrodynamic bearing, spindle motor provided therewith, and disk drive utilizing the motor |
Dec. 10, 2002 |
| 6481895 |
Flange bearing |
Nov. 19, 2002 |
| 6467963 |
Fluid bearing equipment |
Oct. 22, 2002 |
| 6435721 |
Spindle motor unit having hydrodynamic bearing |
Aug. 20, 2002 |
| 6419049 |
Main shaft bearing lubricating apparatus for sealing-type reciprocating compressor |
Jul. 16, 2002 |
| 6398413 |
Spindle motor unit having hydrodynamic bearing |
Jun. 4, 2002 |
| 6390677 |
Fluid bearings and vacuum chucks and methods for producing same |
May. 21, 2002 |
| 6379047 |
Fluid bearing apparatus |
Apr. 30, 2002 |
| 6361216 |
Dynamic pressure bearing |
Mar. 26, 2002 |
| 6357916 |
Hydrodynamic bearing device |
Mar. 19, 2002 |
| 6350059 |
Thrust dynamic pressure bearing with varying depth grooves |
Feb. 26, 2002 |
| 6345913 |
Kinetic pressure fluid bearing apparatus |
Feb. 12, 2002 |
| 6316857 |
Spindle motor |
Nov. 13, 2001 |
| 6307293 |
Motor having a hydrodynamic pressure bearing |
Oct. 23, 2001 |
| 6276834 |
Axial bearing element |
Aug. 21, 2001 |
| 6276831 |
Rotary apparatus with asymmetrically formed dynamic pressure generating grooves |
Aug. 21, 2001 |
| 6200035 |
Hydrodynamic gas bearing structure |
Mar. 13, 2001 |
| 6195895 |
Hydrodynamic bearing arrangement having a structure permitting the removal of entrapped air |
Mar. 6, 2001 |
| 6176619 |
Water lubricated machine component having contacting sliding surfaces |
Jan. 23, 2001 |
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