ClassID:

147217

F16C17/026 - CPC Classification

Classification description:

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

Recent Application in this class:
#1
20260016046
2026-01-15

BEARINGS WITH GROOVES AND METHODS OF PRODUCING THE SAME

#2
20250354608
2025-11-20

SLIDING COMPONENT

#3
20250327480
2025-10-23

SLIDING COMPONENT

#4
20250251017
2025-08-07

FLUID DYNAMIC BEARING AND FLUID DYNAMIC BEARING DEVICE INCLUDING SAME

#5
20250163958
2025-05-22

A HYDRODYNAMIC SLIDING BEARING

#6
20250084896
2025-03-13

FLUID DYNAMIC BEARING SYSTEM AND SPINDLE MOTOR HAVING SUCH A BEARING SYSTEM

#7
20250079928
2025-03-06

Hydrodynamic bearing, bearing assembly, and high-speed motor

#8
20250027537
2025-01-23

BEARINGS WITH GROOVES AND METHODS OF PRODUCING THE SAME

#9
20240344555
2024-10-17

SLIDING PARTS

#10
20240344531
2024-10-17

HYDRAULIC BEARINGS AND RELATED DEVICES, ASSEMBLIES, AND METHODS

#11
20240309910
2024-09-19

SLIDING COMPONENTS

#12
20240209891
2024-06-27

SLIDING COMPONENT

#13
20240003382
2024-01-04

SHOE FOR HYDRODYNAMIC BEARING AND RELEVANT MANUFACTURING PROCESS

#14
20230400056
2023-12-14

FLUID DYNAMIC BEARING, FLUID DYNAMIC BEARING DEVICE, AND MOTOR

#15
20230375035
2023-11-23

Sliding component

#16
20230352049
2023-11-02

Motor including yoke flange portion and disk drive device including same

#17
20230313832
2023-10-05

HYDRAULIC BEARING BUSH

#18
20230296131
2023-09-21

SLIDING COMPONENT

#19
20230235780
2023-07-27

Sliding component

#20
20230175549
2023-06-08

Fluid dynamic bearing, spindle motor, hard disk drive device

#21
20230060983
2023-03-02

HYDRODYNAMIC BEARING

#22
20230060426
2023-03-02

Washing machine

#23
20230027772
2023-01-26

Sliding component

#24
20230012636
2023-01-19

Hydrodynamic bearing structure

#25
20220397151
2022-12-15

DYNAMIC PRESSURE BEARING STRUCTURE WITH DOUBLE BEVELED EDGES

#26
20220349442
2022-11-03

Fluid dynamic bearing device

#27
20220275833
2022-09-01

Hybrid fluid film bearing

#28
20220275828
2022-09-01

Sliding component

#29
20220106980
2022-04-07

Sliding components

#30
20220090629
2022-03-24

Hydraulic bearings and related devices, assemblies, and methods

#31
20220090624
2022-03-24

Strut bearing assembly for vehicle

#32
20220074409
2022-03-10

Gear pump with self-lubricating bearings

#33
20220049740
2022-02-17

Self-lubricated sliding bearing

#34
20220018395
2022-01-20

Liquid guiding structure for fluid dynamic pressure bearing

#35
20220010835
2022-01-13

Sliding component

#36
20210277938
2021-09-09

Hydrodynamic bearing

#37
20210245386
2021-08-12

Water bearing and food cutting assembly with magnetically rotated cutting head

#38
20200408247
2020-12-31

Turbocharger bearing

#39
20200309191
2020-10-01

GAS DYNAMIC PRESSURE BEARING, MOTOR, AND FAN MOTOR

#40
20200309139
2020-10-01

Gas dynamic pressure bearing, motor, and blower

#41
20200182299
2020-06-11

Sliding part

#42
20200141443
2020-05-07

Fluid flow control device having a draining body bearing

#43
20200088233
2020-03-19

IMPROVEMENTS IN OR RELATING TO GAS BEARINGS

#44
20200014263
2020-01-09

Motor including a seal covering a high reflectivity metallic surface of a rotor hub

#45
20190379255
2019-12-12

MOTOR AND DISK DRIVE DEVICE

#46
20190329867
2019-10-31

Blade fold method and apparatus for a tilt rotor hub

#47
20190301522
2019-10-03

Sliding component

#48
20190245408
2019-08-08

Fluid dynamic bearing device and motor with same

#49
20190195279
2019-06-27

Compact bearing assemblies including superhard bearing surfaces, bearing apparatuses, and methods of use

#50
20190131902
2019-05-02

Vibration control method and system

#51
20190128324
2019-05-02

Resonance vibration control method and system

#52
20190078617
2019-03-14

DYNAMIC PRESSURE BEARING AND METHOD FOR MANUFACTURING SAME

#53
20190063491
2019-02-28

Air foil bearing assembly

#54
20190003527
2019-01-03

Oil-retaining sintered bearing and method of producing the same

#55
20180313402
2018-11-01

Gas bearings

#56
20180252267
2018-09-06

Method for uniforming temperature in a shaft supported by a fluid bearing, bearing system and turbomachine

#57
20180231938
2018-08-16

Mechanical component, mechanism module, movement, and timepiece

#58
20180156265
2018-06-07

Hybrid dynamic pressure gas radial bearing

#59
20180119738
2018-05-03

Groove-type dynamic pressure gas radial bearing

#60
20180087566
2018-03-29

Non-contact bearing

#61
20180054102
2018-02-22

Motor including a seal covering a high reflectivity metallic surface of a rotor hub

#62
20180023584
2018-01-25

Centrifugal compressor and magnetic bearing backup system for centrifugal compressor

#63
20180017101
2018-01-18

Hydrodynamic bearing

#64
20170343042
2017-11-30

Manufacturing method for fluid dynamic bearing devices

#65
20170284223
2017-10-05

Turbocharger bearing fluid film surface and method

#66
20170108035
2017-04-20

Reversible spiral groove journal bearing for use on standard and reverse rotation turbochargers

#67
20170102031
2017-04-13

Hydrodynamic bearings

#68
20170097049
2017-04-06

Hydrodynamic bearing, and X-ray tube, and X-ray system, and a method for manufacturing a hydrodynamic bearing,

#69
20170067506
2017-03-09

SINTERED BEARING, FLUID DYNAMIC BEARING DEVICE AND MOTOR COMPRISING SAME, AND SINTERED BEARING MANUFACTURING METHOD

#70
20170023059
2017-01-26

Sintered bearing, fluid dynamic bearing device provided with same, and sintered bearing manufacturing method

#71
20160327088
2016-11-10

Compact bearing assemblies including superhard bearing surfaces, bearing apparatuses, and methods of use

#72
20160297019
2016-10-13

METHODS FOR FORMING GROOVED BEARING PATTERNS

#73
20160111124
2016-04-21

Fluid dynamic bearing groove configuration

#74
20160040670
2016-02-11

Rotary screw compressors utilizing viscous damping for vibration reduction

#75
20150377297
2015-12-31

Sliding parts

#76
20150247528
2015-09-03

Connecting rod

#77
20150152915
2015-06-04

Compact bearing assemblies including superhard bearing surfaces, bearing apparatuses, and methods of use

#78
20150139578
2015-05-21

Sliding component

#79
20150085398
2015-03-26

Spindle motor and disk drive apparatus

#80
20140300231
2014-10-09

Downhole electric submersible pumps with high rotordynamic stability margin

#81
20140247922
2014-09-04

Rotating anode X-ray tube

#82
20140159525
2014-06-12

Hydrodynamic bearing assembly and motor including the same

#83
20140147065
2014-05-29

Rotating device

#84
20140008459
2014-01-09

Self regulating fluid bearing high pressure rotary nozzle

#85
20130336604
2013-12-19

Fluid dynamic bearing device

#86
20130272634
2013-10-17

Fluid dynamic bearing device

#87
20130259706
2013-10-03

Radial bearing assembly for centrifugal pump

#88
20130257203
2013-10-03

Spindle motor

#89
20130183436
2013-07-18

Method of manufacturing bearing device component coated with photoluminescence material, bearing device component and processing device

#90
20130163902
2013-06-27

Hydrodynamic bearing apparatus and spindle motor having the same

#91
20130142461
2013-06-06

SPINDLE MOTOR

#92
20130119801
2013-05-16

BEARING ASSEMBLY AND FAN MOTOR INCLUDING THE SAME

#93
20130058604
2013-03-07

Method of manufacturing bearing device component coated with photoluminescence material, bearing device component and processing device with an indicator displaying information for a signal including information in accordance with light emission of a photoluminescence material applied on bearing device

#94
20120306303
2012-12-06

SPINDLE MOTOR

#95
20120243812
2012-09-27

FLUID DYNAMIC BEARING

#96
20120230617
2012-09-13

Groove configuration for a fluid dynamic bearing

#97
20120213459
2012-08-23

Thin structure rotating device having improved impact resistance

#98
20120186983
2012-07-26

Fluid dynamic bearing device

#99
20120120525
2012-05-17

Motor and recording disk drive device

#100
20120093447
2012-04-19

Shaft member for fluid dynamic bearing device

#101
20120033905
2012-02-09

Fluid dynamic bearing assembly

#102
20120033904
2012-02-09

HYDRODYNAMIC GAS FILM BEARING COOLING FLOW CONTROL SYSTEM

#103
20110280509
2011-11-17

Spindle motor

#104
20110255393
2011-10-20

Hydrodynamic bearing assembly, motor provided with hydrodynamic bearing assembly and recording disc driving device equipped with motor

#105
20110206438
2011-08-25

Gear system and image forming apparatus

#106
20110170154
2011-07-14

Scanner motor

#107
20110115324
2011-05-19

Bearing unit, and motor using same

#108
20110108636
2011-05-12

Self regulating fluid bearing high pressure rotary nozzle with balanced thrust force

#109
20110080673
2011-04-07

Method manufacturing of fluid dynamic bearing using cutting tool that performs micro alternating drive

#110
20110075298
2011-03-31

FLUID DYNAMIC BEARING SYSTEM HAVING A LOW OVERALL HEIGHT AND A SPINDLE MOTOR HAVING THIS KIND OF BEARING SYSTEM

#111
20110064341
2011-03-17

DISK DRIVE DEVICE CAPABLE OF BEING IMPROVED IN ANTI-VIBRATION CHARACTERISTIC

#112
20110047560
2011-02-24

Motor, storage disk drive apparatus and motor manufacturing method

#113
20110033144
2011-02-10

Disk drive device

#114
20100189383
2010-07-29

Fluid dynamic bearing device and assembling method thereof

#115
20100166348
2010-07-01

Motor with aerodynamic pressure bearing mechanism

#116
20100166344
2010-07-01

Fluid dynamic bearing device and method of manufacturing the same

#117
20100166343
2010-07-01

Shaft member for fluid dynamic bearing device

#118
20100148607
2010-06-17

Bearing device, spindle motor and disk drive apparatus

#119
20100148600
2010-06-17

Fluid dynamic bearing system

#120
20100132197
2010-06-03

Method for manufacturing fluid dynamic bearing device

#121
20100079022
2010-04-01

Hydrodynamic bearing device, and spindle motor and information apparatus equipped with same

#122
20100072843
2010-03-25

Motor

#123
20100058573
2010-03-11

USE OF BARRIER FILM FOR PARTS LUBRICATION IN HUB TO SHAFT PRESS FIT OPERATION

#124
20100054640
2010-03-04

FLUID DYNAMIC BEARINGS

#125
20100005662
2010-01-14

Method of manufacturing hydrodynamic bearing

#126
20090257693
2009-10-15

Groove configuration for a fluid dynamic bearing

#127
20090160277
2009-06-25

Fluid Dynamic Pressure Bearing

#128
20090146515
2009-06-11

Magnetic axial bearing and a spindle motor having this kind of magnetic axial bearing

#129
20090142009
2009-06-04

FLUID DYNAMIC BEARING SYSTEM

#130
20090115277
2009-05-07

Motor mounted with improved dynamic pressure fluid bearing mechanism

#131
20090110337
2009-04-30

Fluid bearing having improved wear properties

#132
20090092347
2009-04-09

Fluid dynamic bearing device

#133
20090067766
2009-03-12

Sliding bearing

#134
20090052817
2009-02-26

Methods of Hydraulic Compensation for Magnetically Biased Fluid Dynamic Bearing Motor

#135
20080259424
2008-10-23

Hydrodynamic bearing unit, and optical deflector, optical scanner and image forming apparatus using the same

#136
20080239570
2008-10-02

Spindle motor and disk-shaped medium recording and producing device

#137
20080217803
2008-09-11

Method of Molding a Hydrodynamic Pressure Producuing Part

#138
20080212908
2008-09-04

Fluid Dynamic Bearing Device

#139
20080206497
2008-08-28

METHOD OF MANUFACTURING SLEEVE FOR FLUID-DYNAMIC BEARING AND SLEEVE MANUFACTURED BY THE METHOD

#140
20080205804
2008-08-28

Simplified Fluid Dynamic Bearing Design

#141
20080187258
2008-08-07

Fluid lubricated bearing device

#142
20080181545
2008-07-31

HYDRODYNAMIC BEARING DEVICE AND SPINDLE MOTOR

#143
20080175524
2008-07-24

Rotatable member and method for manufacturing the same

#144
20080170815
2008-07-17

Hydrodynamic bearing assembly

#145
20080168654
2008-07-17

HYDRODYNAMIC BEARING AND METHOD FOR MANUFACTURING THE SAME

#146
20080155829
2008-07-03

Hydrodynamic bearing with bearing surface having branched grooves

#147
20080155828
2008-07-03

Hydrodynamic bearing with sloping surface

#148
20080152529
2008-06-26

Bearing and liquid cooling type screw compressor

#149
20080148571
2008-06-26

Method for manufacturing hydrodynamic bearing and shaft

#150
20080143205
2008-06-19

Electric machine having a hybrid bearing

#151
20080134510
2008-06-12

Method for manufacturing hydrodynamic bearing and shaft

#152
20080124013
2008-05-29

Hydrodynamic bearing type rotary device and recording and reproducing apparatus including the same

#153
20080100155
2008-05-01

Spindle motor having radial and axial bearing systems

#154
20080061646
2008-03-13

Motor and disc drive with motor

#155
20070292060
2007-12-20

Hydrodynamic bearing, motor including the same, and recording and reproducing apparatus

#156
20070292058
2007-12-20

Fluid bearing with a variable depth groove

#157
20070290559
2007-12-20

Fluid bearing with a variable width groove

#158
20070283563
2007-12-13

Method for manufacturing bearing assembly

#159
20070253652
2007-11-01

Bearing unit and motor using the same

#160
20070252461
2007-11-01

Fluid dynamic bearing device and motor equipped with the same

#161
20070242908
2007-10-18

Forming Method of Dynamic Pressure Generating Portion and Fluid Dynamic Bearing Device

#162
20070230842
2007-10-04

Thrust plate, method of manufacturing thereof, motor using the thrust plate, and the data storage disk drive using the motor

#163
20070183700
2007-08-09

Fluid dynamic bearing system

#164
20070177830
2007-08-02

Fluid bearing device

#165
20070176503
2007-08-02

Motor mounted with improved dynamic pressure fluid bearing mechanism

#166
20070172160
2007-07-26

Fluid bearing device

#167
20070172159
2007-07-26

Fluid bearing device

#168
20070154123
2007-07-05

Hydrodynamic bearing device and a recording disk drive equipped with it

#169
20070147716
2007-06-28

Spindle motor

#170
20070144010
2007-06-28

METHOD OF MANUFACTURING DYNAMIC PRESSURE BEARING MEMBER

#171
20070140606
2007-06-21

Bearing assembly, motor and recording disk drive

#172
20070140604
2007-06-21

Bearing unit and rotary drive using the same

#173
20070110348
2007-05-17

Fluid dynamic bearing unit

#174
20070103020
2007-05-10

Motor

#175
20070092171
2007-04-26

Hydrodynamic bearing device and manufacturing method thereof

#176
20070086686
2007-04-19

Hydrodynamic bearing device and spindle motor that makes use of same

#177
20070071377
2007-03-29

Bearing unit and rotary drive using the same

#178
20070058891
2007-03-15

HYDRODYNAMIC BEARING ASSEMBLY

#179
20070039186
2007-02-22

Dynamic bearing manufacturing method

#180
20070039185
2007-02-22

Dynamic bearing manufacturing method

#181
20070037652
2007-02-15

Bearing unit and rotary drive using the same

#182
20070036475
2007-02-15

Bearing unit and rotary drive using the same

#183
20070025653
2007-02-01

Bearing unit and rotating apparatus using the bearing unit

#184
20060267434
2006-11-30

Spindle motor having dynamic pressure fluid bearing

#185
20060244326
2006-11-02

Motor

#186
20060220480
2006-10-05

Motor and recording medium drive device

#187
20060201761
2006-09-14

Fluid Dynamic Bearing, Spindle Motor, and Recording Disk Driving Device

#188
20060192451
2006-08-31

Fluid dynamic bearing

#189
20060181169
2006-08-17

Magnetic disk drive with improved vibration characteristics

#190
20060171615
2006-08-03

Dynamic pressure bearing and motor using the same

#191
20060171613
2006-08-03

Hydrodynamic bearing device, and spindle motor and information device using the same

#192
20060165324
2006-07-27

Hybrid dynamic pressure bearing of spindle motor

#193
20060153479
2006-07-13

Fluid dynamic bearing system

#194
20060153478
2006-07-13

Spindle motor

#195
20060140521
2006-06-29

Hydrodynamic bearing device and compact motor including hydrodynamic bearing device

#196
20060133702
2006-06-22

Hydrodynamic bearing assembly

#197
20060126978
2006-06-15

Method of making fluid dynamic bearing

#198
20060126977
2006-06-15

Fluid Dynamic Pressure Bearing Device, and Spindle Motor and Recording Disk Driving Apparatus

#199
20060123623
2006-06-15

Manufacturing tool for fluid dynamic bearing

#200
20060120643
2006-06-08

Fluid lubricated bearing device

#201
20060115191
2006-06-01

Spindle motor having hydrodynamic pressure bearing

#202
20060115190
2006-06-01

Bearing structure

#203
20060087184
2006-04-27

Brushless motor and method of manufacturing the same

#204
20060078240
2006-04-13

Fluid dynamic bearing system to rotatably support a spindle motor

#205
20060072864
2006-04-06

Hydrodynamic bearing assembly

#206
20060072242
2006-04-06

Fluid dynamic pressure bearing including dynamic pressure generating grooves, and spindle motor and disc drive including the bearing

#207
20060056751
2006-03-16

Fluid dynamic bearing

#208
20060039637
2006-02-23

Dynamic pressure bearing device

#209
20060039633
2006-02-23

Fluid dynamic bearing unit

#210
20060039632
2006-02-23

Dynamic pressure bearing assembly

#211
20060034554
2006-02-16

Fluid dynamic bearing

#212
20060029311
2006-02-09

Hydrodynamic bearing system having means for measuring the filling level of the lubricant

#213
20060008056
2006-01-12

System and method for providing sealing arrangement in X-ray tube

#214
20060002640
2006-01-05

Composite dynamic bearing assembly and manufacturing method thereof

#215
20060001939
2006-01-05

Dynamic bearing and beam deflecting apparatus employing the same

#216
20050265641
2005-12-01

Bearing unit, and motor using same

#217
20050259898
2005-11-24

Production method for sintered bearing member, fluid dynamic pressure bearing device, and spindle motor

#218
20050254736
2005-11-17

Bearing unit, and motor using same

#219
20050249441
2005-11-10

Air cushioned bearing

#220
20050249440
2005-11-10

Dynamic pressure bearing device, spindle motor, disk drive device, and method of manufacturing dynamic pressure bearing device

#221
20050232522
2005-10-20

Fluid bearing device and spindle motor

#222
20050220379
2005-10-06

Bearing unit, and motor and electronic apparatus having the bearing unit

#223
20050213858
2005-09-29

Hydrodynamic bearing and apparatus for driving polygonal mirror using the same

#224
20050175265
2005-08-11

Hydrodynamic bearing system

#225
20050175263
2005-08-11

Sliding device

#226
20050173196
2005-08-11

Oil injecting apparatus

#227
20050169561
2005-08-04

Fluid bearing device

#228
20050163408
2005-07-28

Bearing device

#229
20050163404
2005-07-28

Bearing unit and rotation drive device using the same

#230
20050135714
2005-06-23

Grooves on both the moving and the stationary mating fluid dynamic bearing surfaces for performance enhancement

#231
20050111769
2005-05-26

Fluid bearing device

#232
20050111766
2005-05-26

Fluid dynamic pressure bearing device, motor, and recording medium driving device

#233
20050110363
2005-05-26

Method for producing a spindle motor and a spindle motor for a hard disk drive

#234
20050108878
2005-05-26

METHOD OF MANUFACTURING BEARING DEVICE, BEARING DEVICE, MOTOR AND RECORDING DISK DRIVING APPARATUS

#235
20050094909
2005-05-05

Fluid dynamic bearing motor

#236
20050094906
2005-05-05

Dynamic pressure thrust bearing part and method of manufacturing dynamic pressure thrust bearing part

#237
20050088779
2005-04-28

Dynamic-pressure bearing device and disk drive

#238
20050084189
2005-04-21

Hydrodynamic bearing system

#239
20050078893
2005-04-14

Shaft for fluid dynamic bearing, fluid dynamic bearing device, and method of manufacturing the shaft

#240
20050066525
2005-03-31

Bearing processing method, and bearing processing apparatus

#241
20050058373
2005-03-17

Cartridge style fluid dynamic bearing with conical or spherical bearing elements

#242
20050031237
2005-02-10

Hydrodynamic bearing device and a recording disk drive equipped with it

#243
20050031235
2005-02-10

One piece thrust-plate/shaft assembly for hydrodynamic bearing

#244
20050025403
2005-02-03

Dynamic pressure bearing manufacturing method, dynamic pressure bearing and dynamic pressure bearing manufacturing device

#245
20050025402
2005-02-03

FLUID DYNAMIC BEARING APPARATUS

#246
20050025401
2005-02-03

Fluid trap for oil migration

#247
20050015791
2005-01-20

High-speed centrifugal seal for a spindle motor

#248
20050013514
2005-01-20

Aerodynamic bearing assembly for spindle motor for hard disk drives