ClassID:

149377

F16F1/04 - CPC Classification

Classification description:

Springs made of steel or other material having low internal friction ; Wound, torsion, leaf, cup, ring or the like springs, the material of the spring not being relevant Wound springs

Sub-classes:
Recent Application in this class:
#1
20260063382
2026-03-05

MAGAZINE SPRING AND MAGAZINE ASSEMBLY

#2
20250334161
2025-10-30

FLOCKED SPRING

#3
20250067315
2025-02-27

HIGHLY DURABLE SPRING AND METHOD OF COATING THE SAME

#4
20240052453
2024-02-15

WIRE ROD AND STEEL WIRE FOR SPRING, SPRING WITH IMPROVED FATIGUE RESISTANCE AND NITRIDING PROPERTIES, AND METHODS FOR MANUFACTURING SAME

#5
20230296152
2023-09-21

Damper spring

#6
20230151869
2023-05-18

Apparatus for Dispersing Impact Forces

#7
20230006400
2023-01-05

COIL SPRING AND CONNECTOR WITH A COIL SPRING

#8
20230001758
2023-01-05

Coil spring for vehicle suspension system

#9
20220178231
2022-06-09

Apparatus and method for securing end pieces to a mandrel

#10
20210222749
2021-07-22

Upholstery Spring, Method For Producing An Upholstery Spring, Mattress, And Upholstered Furniture

#11
20210140502
2021-05-13

Method for manufacturing spring and spring

#12
20210054480
2021-02-25

Platinum-nickel-based alloys, products, and methods of making and using same

#13
20210047904
2021-02-18

Apparatus and method for securing end pieces to a mandrel

#14
20200180009
2020-06-11

Methods for manufacturing a spring, a spring brake, and a spring brake comprising a spring

#15
20200141463
2020-05-07

METHOD OF PRODUCING COIL SPRING

#16
20200109758
2020-04-09

Apparatus for dispersing impact forces

#17
20200095653
2020-03-26

Platinum-nickel-based alloys, products, and methods of making and using same

#18
20200056671
2020-02-20

Wire material for canted coil spring and canted coil spring

#19
20200023762
2020-01-23

Impact-resilient mounted table device

#20
20200022345
2020-01-23

Bowfishing arrow slide with shock absorbing system

#21
20190360545
2019-11-28

SHOCK-ABSORBING DEVICE AND PACKAGE THEREOF

#22
20190241015
2019-08-08

Hub with disengaging effect of ratchet faces in an idle mode

#23
20190232462
2019-08-01

Vertical motion impeller-type shot peening device and coil spring

#24
20190126706
2019-05-02

Method of manufacturing a suspension coil spring

#25
20190107165
2019-04-11

Highly durable spring and method of coating the same

#26
20190101179
2019-04-04

Passive damping system for mass flow controller

#27
20190063537
2019-02-28

Spring wire ends to faciliate welding

#28
20180344009
2018-12-06

Cosmetic applicator

#29
20180228239
2018-08-16

Spring absorption technology (S.A.T.) helmet

#30
20180209753
2018-07-26

AMMUNITION MAGAZINE AND RESILIENT MEMBER

#31
20180149224
2018-05-31

Force-limiting and damping device

#32
20180023649
2018-01-25

SHOCK-ABSORBING DEVICE AND PACKAGE THEREOF

#33
20170373575
2017-12-28

Horizontal linear vibration motor

#34
20170355011
2017-12-14

Device for manufacturing coil spring and method for manufacturing coil spring

#35
20170343039
2017-11-30

Mechanical link with single coil flexible member accommodating multiple-axis rotation

#36
20170312784
2017-11-02

Spring seat

#37
20170307318
2017-10-26

AMMUNITION MAGAZINE AND RESILIENT MEMBER

#38
20170275721
2017-09-28

Method for producing hot-formed steel springs

#39
20170268590
2017-09-21

Spring assembly and damper device including spring assembly

#40
20170253290
2017-09-07

Suspension device

#41
20170211646
2017-07-27

Force-limiting and damping device

#42
20170183943
2017-06-29

Apparatus and method for securing end pieces to a mandrel

#43
20170174030
2017-06-22

Vehicle suspension member

#44
20170157744
2017-06-08

Vertical motion impeller-type shot peening device and coil spring

#45
20170089416
2017-03-30

Apparatus for dispersing impact forces

#46
20170067383
2017-03-09

Device, method, and system for emissions control

#47
20170007023
2017-01-12

SPRING ASSEMBLY

#48
20160356333
2016-12-08

Suspension assembly

#49
20160257845
2016-09-08

Powder Coating Composition

#50
20160239004
2016-08-18

Coil spring modeling apparatus and method of the same

#51
20160238473
2016-08-18

Coil spring modeling apparatus

#52
20160238098
2016-08-18

Coil spring modeling apparatus and method utilizing a torsion detection to control an actuator unit

#53
20160208830
2016-07-21

Robust bumper spring assembly

#54
20160123688
2016-05-05

Ammunition magazine and resilient member

#55
20160115948
2016-04-28

Linear compressor and a spring assembly

#56
20160046165
2016-02-18

Suspension coil spring and strut type suspension

#57
20150330471
2015-11-19

DEVICE AND METHOD FOR PRODUCING A SPRING MADE OF FIBER COMPOSITE MATERIAL

#58
20150330138
2015-11-19

Window system

#59
20150323121
2015-11-12

Load Carrying Apparatus

#60
20150219174
2015-08-06

Apparatus for absorbing shocks

#61
20150191860
2015-07-09

DAMPER AND WASHING MACHINE INCLUDING THE SAME

#62
20150158479
2015-06-11

Spring-style air brake hose support

#63
20150143751
2015-05-28

Spring hook structure

#64
20150115098
2015-04-30

Mechanical connection device

#65
20150091229
2015-04-02

Microalloyed spring

#66
20140346721
2014-11-27

Hollow spring utilizing seamless steel pipe

#67
20140315673
2014-10-23

Spring, belt tensioning device, and assembly

#68
20140219713
2014-08-07

Coil springs with complex coil configurations, assemblies with coil springs, and related methods

#69
20140015179
2014-01-16

High fatigue arcuate spring

#70
20140001690
2014-01-02

Cylinder unit

#71
20130285299
2013-10-31

Spring having excellent corrosion fatigue strength

#72
20130284147
2013-10-31

Throttle return spring with eccentric locator coils

#73
20130270755
2013-10-17

Microalloyed spring

#74
20130239637
2013-09-19

Process for manufacturing seamless steel pipe, hollow spring utilizing seamless steel pipe

#75
20130127100
2013-05-23

Steel wire rod for high-strength spring excellent in wire drawability, manufacturing method therefor, and high-strength spring

#76
20130110205
2013-05-02

SPRING CONNECTOR FOR IMPLANTABLE MEDICAL DEVICE

#77
20120200099
2012-08-09

Plastically deformable coil energy absorber systems

#78
20120200098
2012-08-09

Methods absorbing energy using plastically deformable coil energy absorber

#79
20120193848
2012-08-02

Coil spring

#80
20120186027
2012-07-26

Multi-stranded coil spring

#81
20120112396
2012-05-10

Spring coils for innerspring assemblies and methods of manufacture

#82
20120019277
2012-01-26

SPRING WIRE ROD, CONTACT PROBE, AND PROBE UNIT

#83
20120013059
2012-01-19

Compression coil spring and manufacturing device and manufacturing method for coil spring

#84
20110281475
2011-11-17

Spring contact for conducting electricity

#85
20110266730
2011-11-03

Spring, in particular for a locking device of a vehicle seat

#86
20110227353
2011-09-22

Plastically deformable spring energy management systems and methods for making and using the same

#87
20110148015
2011-06-23

Apparatus for absorbing shocks

#88
20110054534
2011-03-03

Elastic element for the use in a stabilization device for bones and vertebrae and method for the manufacture of such elastic element

#89
20100287923
2010-11-18

PRESSURE RESERVOIR, IN PARTICULAR FOR A HYDRAULIC UNIT OF A HYDRAULIC VEHICLE BRAKE SYSTEM WITH ELECTRONIC SLIP CONTROL

#90
20100240228
2010-09-23

Linear motion electrical connector assembly

#91
20100154574
2010-06-24

AXIAL BACKLASH-ADJUSTED TRANSMISSION ELEMENT

#92
20100037976
2010-02-18

SEAMLESS STEEL PIPE, HOLLOW SPRING UTILIZING SEAMLESS STEEL PIPE, AND PROCESS FOR MANUFACTURING THE SAME

#93
20090273894
2009-11-05

Torsion spring assembly and portable electronic device with torsion spring assembly

#94
20090261518
2009-10-22

Microalloyed spring

#95
20090172946
2009-07-09

Method of producing a suspension coil spring

#96
20090106908
2009-04-30

Asymmetrical combined cylindrical and conical springs

#97
20090106006
2009-04-23

Reverse engineering based coil spring design method

#98
20080302205
2008-12-11

MOTOR VEHICLE STEERING WHEEL COMPRISING A FIXED MODULE

#99
20080157449
2008-07-03

Wheel suspension

#100
20080078776
2008-04-03

Torsion spring configuration and releasable casing utilizing the same

#101
20080047144
2008-02-28

Method to provide initial tension for coil spring and its application

#102
20080017255
2008-01-24

Spring and a Valve Incorporating Such a Spring

#103
20070240472
2007-10-18

Torsional vibration damper

#104
20070228625
2007-10-04

HELICAL COMPRESSION SPRING

#105
20070118987
2007-05-31

Multi-stranded coil spring

#106
20060129147
2006-06-15

Elastic element for the use in a stabilization device for bones and vertebrae and method for the manufacture of such elastic element

#107
20060049605
2006-03-09

McPherson front corner module assembly with banana or s-shaped spring

#108
20050158193
2005-07-21

Linear compressor

#109
20050082812
2005-04-21

Energy absorption device for vehicle steering column

#110
20050005354
2005-01-13

Multi-stranded coil spring

#111
18077076
2023-09-05

Buffer bracket

#112
17321448
2023-01-10

Spring assemblies with variable flexibility for use with push-cables and pipe inspection systems

#113
15845840
2019-12-03

Apparatus for dispersing impact forces

#114
15615092
2018-08-14

Vehicle propulsion system torque transfer vibration attenuation mechanism

#115
15349653
2017-08-29

Continuous heating device for coil springs and heating method for coil springs using the same device

#116
15296018
2017-11-28

Spring assemblies with variable flexibility for use with push-cables and pipe inspection systems

#117
15288514
2017-09-26

Auxiliary cutting implement for arrow

#118
10474590
2017-10-10

Suspension coil spring