ClassID:

246938

Y10T74/19767 - CPC Classification

Classification description:

Machine element or mechanism; Gearing; Directly cooperating gears; Spiral; Screw and nut; Rolling element engaging thread; Recirculating rolling elements Return path geometry

Recent Application in this class:
#1
20160265637
2016-09-15

Circulating device for motion guide apparatus

#2
20150321690
2015-11-12

Ball screw mechanism and steering device

#3
20150283600
2015-10-08

Ball screw and manufacturing method of nut for ball screw

#4
20140251748
2014-09-11

Recirculating ball screw assembly

#5
20140182407
2014-07-03

Circulating element for ball screw and ball screw using the circulating element

#6
20140096634
2014-04-10

Ball screw device and electric power steering system including the same

#7
20140096633
2014-04-10

Ball screw device having preload structure

#8
20130298710
2013-11-14

Spindle nut for a ball screw

#9
20130133453
2013-05-30

Internal circulation ball screw

#10
20130081497
2013-04-04

MOTION TRANSMISSION MODULE WITH A COOLING DEVICE

#11
20130008275
2013-01-10

Method for manufacturing nut for ball screw and ball screw

#12
20120325036
2012-12-27

Ball Screw and Manufacturing Method of Nut for Ball Screw

#13
20120304793
2012-12-06

Ball screw

#14
20120192668
2012-08-02

Deflector for ball screw

#15
20120192667
2012-08-02

Ball screw with a circulating assembly

#16
20120103121
2012-05-03

Ball screw device having ball return pipe

#17
20120090419
2012-04-19

MULTI-CYCLE BALL SCREW

#18
20120073397
2012-03-29

Ball screw module

#19
20120017713
2012-01-26

Rolling element screw device

#20
20120000306
2012-01-05

BALL SCREW WITH A BUFFERING CIRCULATION MEMBER

#21
20110314941
2011-12-29

SECTIONAL CIRCULATING ASSEMBLY FOR A BALL SCREW

#22
20110296939
2011-12-08

Ball screw apparatus and electric power steering apparatus

#23
20110252908
2011-10-20

Return structure for a ball screw with a chain type rolling assembly

#24
20110239799
2011-10-06

Linear motion assembly with recirculation insert

#25
20110154927
2011-06-30

Circulating device for motion guide apparatus

#26
20110154926
2011-06-30

Circulation element for ball screw

#27
20110138950
2011-06-16

Motion guide apparatus

#28
20110048151
2011-03-03

External circulation type ball screw with a noise-reduction structure

#29
20100263467
2010-10-21

Roller screw

#30
20100251845
2010-10-07

Ball nut

#31
20100242652
2010-09-30

Ball screw device

#32
20100236345
2010-09-23

Rolling body screw device

#33
20100206656
2010-08-19

Ball screw unit and electric power steering apparatus

#34
20100170360
2010-07-08

Deflecting device for ball screw device

#35
20100170359
2010-07-08

Ball return device for ball screw device

#36
20100132494
2010-06-03

Ball screw device having tunnel raceway

#37
20100122597
2010-05-20

Ball screw

#38
20100107794
2010-05-06

Circulating device for motion guide apparatus

#39
20100101349
2010-04-29

Ball screw device having ball return pipe

#40
20100101348
2010-04-29

Screw device manufacturing method and screw device

#41
20100064837
2010-03-18

Ball screw

#42
20100064836
2010-03-18

Roller screw having plural circulating devices cooperating with plural helical grooves

#43
20100058885
2010-03-11

Motion guide device

#44
20100031763
2010-02-11

Multi-Cycle Ball Screw

#45
20090293658
2009-12-03

Low-noise screw device

#46
20090158873
2009-06-25

Roller Screw with a Circulating Structure

#47
20090107273
2009-04-30

Ball screw device having circulating device background of the invention

#48
20090090207
2009-04-09

External Circulation Type Ball Screw

#49
20090071272
2009-03-19

Ball screw device having circulating device

#50
20090070078
2009-03-12

Roller screw and method of designing unloaded roller return path thereof

#51
20090013811
2009-01-15

External circulation type ball screw

#52
20080295630
2008-12-04

Preload structure for a ball screw

#53
20080250887
2008-10-16

Ball screw mechanism and assembling method of the same

#54
20080245170
2008-10-09

Roller screw

#55
20080196528
2008-08-21

Internal Circulation Ball Screw

#56
20080190231
2008-08-14

Ball screw device having ball guide member

#57
20080190230
2008-08-14

Ball screw device having a ball guide member

#58
20080156131
2008-07-03

Circulating member for a ball screw

#59
20080134822
2008-06-12

Ball screw device having deflecting member background of the invention

#60
20080110286
2008-05-15

Ball screw device

#61
20080110285
2008-05-15

Roller Screw System

#62
20080098840
2008-05-01

Circulating assembly for a ball screw

#63
20080078264
2008-04-03

Ball Screw Mechanism

#64
20070295132
2007-12-27

Guiding device for ball nut

#65
20070295131
2007-12-27

Ball screw assembly

#66
20070221003
2007-09-27

Circulation passage structure for a ball screw

#67
20070204713
2007-09-06

Ball screw assembly

#68
20070186708
2007-08-16

Recirculating element for ball screw

#69
20070186707
2007-08-16

Ball screw apparatus

#70
20070137349
2007-06-21

Assembly apparatus for ball screw device, parts supply device and counter device

#71
20070137348
2007-06-21

Roller screw drive

#72
20070137347
2007-06-21

Roller screw

#73
20070006676
2007-01-11

Ball screw and electric power steering device including the same

#74
20070000342
2007-01-04

Ball screw

#75
20060248974
2006-11-09

Rolling-element screw drive with deflection element

#76
20060248973
2006-11-09

Roller screw

#77
20060243077
2006-11-02

Ball screw device

#78
20060213296
2006-09-28

Ball screw mechanism

#79
20060156844
2006-07-20

Ball screw mechanism

#80
20060121833
2006-06-08

Linear motion apparatus and method for manufacturing thereof

#81
20060117887
2006-06-08

Ball screw mechanism

#82
20060070472
2006-04-06

Ball screw

#83
20060027038
2006-02-09

Ball screw device

#84
20050269887
2005-12-08

Fault-tolerant electro-mechanical actuator having motor armatures to drive a ram and having an armature release mechanism

#85
20050257636
2005-11-24

Ball screw and method for producing a spindle nut, in particular of a ball screw

#86
20050252321
2005-11-17

Ball screw drive

#87
20050178228
2005-08-18

Ball screw apparatus

#88
20050126324
2005-06-16

Reflow device of ball screw

#89
20050087031
2005-04-28

Ball screw apparatus

#90
20050061099
2005-03-24

Ball-nut assembly and method for making

#91
20050061098
2005-03-24

Rocker return liner for ball nut

#92
20050016308
2005-01-27

Tube guide for ball screw, ball screw and method for manufacturing thereof