ClassID:

39233

B21K1/12 - CPC Classification

Classification description:

Making machine elements axles or shafts of specially-shaped cross-section

Recent Application in this class:
#1
20240181515
2024-06-06

DEVICE AND METHOD FOR CONTINUOUSLY PRODUCING AN AT LEAST PARTLY HOLLOW SHAFT HAVING A VARYING INNER AND/OR OUTER DIAMETER

#2
20230311198
2023-10-05

Anchor for reinforcing bar made of fiber-reinforced plastic and manufacturing method therefor

#3
20220371068
2022-11-24

SHAFT ASSEMBLY AND METHOD OF PRODUCING THE SAME

#4
20220314303
2022-10-06

Method for producing a polygonal shaft

#5
20210332876
2021-10-28

Remanufactured pinion shaft and method of making

#6
20210205937
2021-07-08

Torsion bar active length control and method of manufacturing

#7
20210025458
2021-01-28

Electric power steering assembly

#8
20200290114
2020-09-17

Shaft diameter enlargement condition setting method, shaft diameter enlargement method and shaft diameter enlargement apparatus

#9
20200290113
2020-09-17

Shaft for steering device, method of manufacturing shaft for steering device, and electric power steering device

#10
20200173524
2020-06-04

CONTINUOUSLY VARIABLE TRANSMISSION AND METHOD FOR MANUFACTURING THE SAME

#11
20200039291
2020-02-06

Front axle beam and production method thereof

#12
20200023427
2020-01-23

FRONT AXLE BEAM AND PRODUCTION METHOD THEREOF

#13
20200023424
2020-01-23

Front axle beam and production method thereof

#14
20190277330
2019-09-12

Torsion bar active length control and method of manufacturing

#15
20190128332
2019-05-02

Electric power steering assembly

#16
20190091756
2019-03-28

Torsion beam manufacturing method, torsion beam manufacturing apparatus, and torsion beam

#17
20180304343
2018-10-25

COMPOSITE MEMBER AND METHOD FOR PRODUCING COMPOSITE MEMBER

#18
20180297635
2018-10-18

Tie rod end

#19
20180243815
2018-08-30

Method for producing a component having a core portion which consists of steel

#20
20180229566
2018-08-16

Twist-axle with longitudinally-varying wall thickness

#21
20170100766
2017-04-13

METHOD OF MANUFACTURING PIPE MEMBER

#22
20160052044
2016-02-25

Net shaped forgings for power generation/transfer shafts

#23
20150336163
2015-11-26

Method for producing a shaft

#24
20150130262
2015-05-14

Forged hollow axle and method for making the same

#25
20150096344
2015-04-09

Method of forming integrated drive shaft and yoke

#26
20150013408
2015-01-15

Method for forming forged parts

#27
20130264789
2013-10-10

Twist-axle with longitudinally-varying wall thickness

#28
20130255841
2013-10-03

Aluminum alloy forged material for automobile and method for manufacturing the same

#29
20130056114
2013-03-07

Twist-axle with longitudinally-varying wall thickness

#30
20120138199
2012-06-07

Process for producing a threaded spindle having a large bearing seat

#31
20120111459
2012-05-10

Process for producing cast aluminum alloy member

#32
20120060647
2012-03-15

GEAR DEVICE AND METHOD OF MANUFACTURING SHAFT MEMBER

#33
20120045159
2012-02-23

Bearing arrangement with a shaft and a needle bearing

#34
20110260423
2011-10-27

Twist-axle with longitudinally-varying wall thickness

#35
20110192210
2011-08-11

Shaft member for fluid lubrication bearing apparatuses and a method for producing the same

#36
20110030444
2011-02-10

Method of making a compensation shaft

#37
20100266225
2010-10-21

Shaft member for fluid lubrication bearing apparatuses and a method for producing the same

#38
20100210369
2010-08-19

WHEEL BEARING DEVICE AND MANUFACTURING METHOD THEREFOR

#39
20100209034
2010-08-19

Wheel bearing device and manufacturing method therefor

#40
20090305797
2009-12-10

Method for forming hollow profiles

#41
20090263065
2009-10-22

BEARING UNIT RACEWAY RING MEMBER, BEARING UNIT, AND METHOD AND APPARATUS FOR MANUFACTURING BEARING UNIT RACEWAY RING MEMBER

#42
20090126445
2009-05-21

Forging mold manufacturing process of towing bar

#43
20090082117
2009-03-26

Hollow power transmission shaft and method of manufacturing the same

#44
20090064652
2009-03-12

METHOD OF MAKING BUSHING WITH BLIND GROOVES USED AS OIL RESERVOIR FOR CHAIN

#45
20090047169
2009-02-19

ROLLED MATERIAL FOR FRACTURE SPLIT CONNECTING ROD EXCELLING IN FRACTURE SPLITTABILITY, HOT FORGED PART FOR FRACTURE SPLIT CONNECTING ROD EXCELLING IN FRACTURE SPLITTABILITY, AND FRACTURE SPLIT CONNECTING ROD

#46
20090000705
2009-01-01

Aluminum alloy forging member and process for producing the same

#47
20080299352
2008-12-04

PRESS-MOLDED PRODUCT AND METHOD OF MANUFACTURING SAME

#48
20080292228
2008-11-27

Shaft Member for Fluid Lubrication Bearing Apparatuses and a Method for Producing the Same

#49
20080276888
2008-11-13

Cams for Built-Up Camshafts

#50
20080127704
2008-06-05

HOLLOW STEPPED SHAFT AND METHOD OF FORMING THE SAME

#51
20080118326
2008-05-22

Method for manufacturing a fastening portion for a steering apparatus

#52
20080115552
2008-05-22

METHOD OF PLASTICALLY FORMING SPLINES ON SHAFT-LIKE WORKPIECE

#53
20080053183
2008-03-06

Methods and systems for reducing tensile residual stresses in compressed tubing and metal tubing products produced from same

#54
20080010830
2008-01-17

Manufacturing method for toothed power transmission member having oil reservoir and toothed power transmission member manufactured by this manufacturing method

#55
20070251606
2007-11-01

Power transmission shaft

#56
20070129154
2007-06-07

Propeller shaft assembly with integrated stub portion

#57
20070082590
2007-04-12

Tool-holding device for an insert tool with at least essentially disk-shaped hub

#58
20070068215
2007-03-29

Hollow stepped shaft and method of forming the same

#59
20070006834
2007-01-11

Camshaft and method for producing a camshaft

#60
20060242835
2006-11-02

METHOD FOR MANUFACTURING HOLLOW CONSTRUCTION ELEMENTS

#61
20060213246
2006-09-28

Backward extrusion process for inner profiles

#62
20060201227
2006-09-14

Vehicle structural components made from tubular members and method therefor

#63
20060193683
2006-08-31

Shaft and shaft molding device

#64
20060185416
2006-08-24

Metal forged product, upper or lower arm, preform of the arm, production method for the metal forged product, forging die, and metal forged product production system

#65
20060183561
2006-08-17

Shaft assembly and method of manufacture thereof

#66
20060112751
2006-06-01

Method for manufacture of a metal shell, and a cup designed to serve as a blank

#67
20060048556
2006-03-09

Method of manufacturing a splined member for use in a driveshaft assembly

#68
20060005393
2006-01-12

Method of manufacturing a combined driveshaft tube and yoke assembly

#69
20050257374
2005-11-24

Cylindrical bearing member and method and apparatus for manufacturing same

#70
20050156424
2005-07-21

Steering column and manufacturing method thereof

#71
20050091825
2005-05-05

Method of manufacturing hollow structural elements

#72
20050046092
2005-03-03

Process for producing hollow member

#73
20050028341
2005-02-10

Method of manufacturing a combined driveshaft tube and yoke assembly

#74
20050016246
2005-01-27

Hollow stepped shaft and method of forming the same

#75
20050003897
2005-01-06

Method of manufacturing a combined driveshaft tube and yoke assembly