ClassID:

149371

F16F1/021 - 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 characterised by their composition, e.g. comprising materials providing for particular spring properties

Sub-classes:
Recent Application in this class:
#1
20260104079
2026-04-16

METHOD AND APPARATUS FOR INCREASING SPRING RATE OF LINEAR SPRINGS

#2
20250224016
2025-07-10

HYBRID STEEL-SHAPE MEMORY ALLOY ENERGY DISSIPATION SYSTEM

#3
20250171905
2025-05-29

Steel Wire and Spring with Excellent Antibacterial Properties and Corrosion Resistance and Method for Manufacturing the Same

#4
20250067315
2025-02-27

HIGHLY DURABLE SPRING AND METHOD OF COATING THE SAME

#5
20250020183
2025-01-16

Bulk Metallic Glass (BMG) Springs For Downhole Applications

#6
20240203389
2024-06-20

Electromagnetic actuator for a display with improved spring arrangement and output device with said actuator

#7
20240077123
2024-03-07

Valve spring

#8
20230392244
2023-12-07

Steel wire

#9
20230296152
2023-09-21

Damper spring

#10
20230271451
2023-08-31

SYSTEM FOR NON-PNEUMATIC SUPPORT OF A VEHICLE

#11
20230221734
2023-07-13

Self-sensing and self-actuating valve for modulating process coolant flow

#12
20230160045
2023-05-25

AUSTENITIC STAINLESS STEEL AND SPRING

#13
20220307115
2022-09-29

Steel wire and spring

#14
20220253077
2022-08-11

Self-sensing and self-actuating valve for modulating process coolant flow

#15
20220238248
2022-07-28

Copper-coated steel wire, spring, stranded wire, insulated electric wire, and cable

#16
20220186803
2022-06-16

Spring steel wire

#17
20220074458
2022-03-10

Additively manufactured elliptical bifurcating torsion spring

#18
20220025691
2022-01-27

Actuator for opening and closing a door or a tailgate of a car

#19
20210222749
2021-07-22

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

#20
20210191322
2021-06-24

Flexible timepiece component and horological movement including such a component

#21
20210180152
2021-06-17

WIRE ROD AND STEEL WIRE FOR SPRING, HAVING ENHANCED TOUGHNESS AND CORROSION FATIGUE PROPERTIES, AND RESPECTIVE MANUFACTURING METHODS THEREFOR

#22
20210079505
2021-03-18

Copper-coated steel wire and canted coil spring

#23
20210062303
2021-03-04

ALUMINIUM ALLOY MATERIAL, AND CABLE, ELECTRIC WIRE, AND SPRING MEMBER USING SAME

#24
20210054480
2021-02-25

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

#25
20210047738
2021-02-18

Amorphous metal strip and method for producing an amorphous metal strip

#26
20210021933
2021-01-21

Electromagnetic actuator with improved spring arrangement

#27
20210020153
2021-01-21

Electromagnetic actuator for a display with improved spring arrangement and output device with said actuator

#28
20210010111
2021-01-14

Aluminum alloy, aluminum alloy spring, and fastening member made of aluminum alloy

#29
20200292022
2020-09-17

Flat form spring, in particular disc or wave spring

#30
20200240487
2020-07-30

HELICAL COMPRESSION SPRING AND METHOD FOR PRODUCING SAME

#31
20200173510
2020-06-04

Elastic member and wire for elastic member

#32
20200141463
2020-05-07

METHOD OF PRODUCING COIL SPRING

#33
20200095653
2020-03-26

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

#34
20200080166
2020-03-12

Canted coil spring and connector

#35
20200056671
2020-02-20

Wire material for canted coil spring and canted coil spring

#36
20200017938
2020-01-16

Aluminum alloy material, and conductive member, conductive component, spring member, spring component, semiconductor module member, semiconductor module component, structural member and structural component including the aluminum alloy material

#37
20190390727
2019-12-26

Spring and manufacture method thereof

#38
20190162265
2019-05-30

Method of making carbon fiber wave spring

#39
20190154096
2019-05-23

WIRED MATERIAL FOR CANTED COIL SPRING, CANTED COIL SPRING, AND MANUFACTURING METHODS THEREFOR

#40
20190107165
2019-04-11

Highly durable spring and method of coating the same

#41
20190101176
2019-04-04

Steel wire for spring

#42
20190045658
2019-02-07

THERMAL TECHNOLOGIES INCORPORATING SUPER-ELASTIC MATERIALS

#43
20190032165
2019-01-31

High strength spring, method of manufacturing the same, steel for high strength spring, and method of manufacturing the same

#44
20180373202
2018-12-27

Spiral timepiece spring

#45
20180327919
2018-11-15

Metallic nanospring and method for manufacturing of the same

#46
20180298972
2018-10-18

COIL SPRING

#47
20180297297
2018-10-18

Wire material for elastic member and elastic member

#48
20180266402
2018-09-20

Variable-stiffness actuator

#49
20180265952
2018-09-20

HOLLOW SEAMLESS STEEL PIPE FOR SPRING

#50
20180209753
2018-07-26

AMMUNITION MAGAZINE AND RESILIENT MEMBER

#51
20180180126
2018-06-28

Elastic member and wire for elastic member

#52
20180142749
2018-05-24

SPIRAL SPRING AND METHOD FOR ITS MANUFACTURING

#53
20180073093
2018-03-15

HEAT-TREATED STEEL WIRE HAVING EXCELLENT FATIGUE-RESISTANCE CHARACTERISTICS

#54
20170349961
2017-12-07

Production method for stabilizers

#55
20170341662
2017-11-30

Wheelset guide for a vehicle

#56
20170322602
2017-11-09

Vibration reduction device, electronic device and mobile equipment containing same

#57
20170307318
2017-10-26

AMMUNITION MAGAZINE AND RESILIENT MEMBER

#58
20170241497
2017-08-24

Planar Torsion Spring for Knee Prostheses and Exoskeletons

#59
20170233844
2017-08-17

STAINLESS STEEL SPRING AND STAINLESS STEEL SPRING MANUFACTURING METHOD

#60
20170159161
2017-06-08

Ultra-high-strength spring steel for valve spring

#61
20170159144
2017-06-08

Method for improving an iron-nickel-chromium-manganese alloy for timepiece applications

#62
20170152906
2017-06-01

Shock absorbing device

#63
20170130804
2017-05-11

Suspension system with horizontal elastic members

#64
20160208875
2016-07-21

SPRING AND METHOD FOR MANUFACTURING THE SPRING

#65
20160138666
2016-05-19

Micromechanical spring for an inertial sensor

#66
20160123688
2016-05-05

Ammunition magazine and resilient member

#67
20160077303
2016-03-17

Leaf spring, camera module drive mechanism, electronic terminal, and method for producing leaf spring

#68
20150369322
2015-12-24

SI-KILLED STEEL WIRE ROD HAVING EXCELLENT FATIGUE PROPERTIES, AND SPRING USING SAME

#69
20150330471
2015-11-19

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

#70
20150295377
2015-10-15

Method of manufacturing an electrically conductive extension/compression spring

#71
20150292052
2015-10-15

High-strength spring steel wire with excellent hydrogen embrittlement resistance, manufacturing process therefor, and high-strength spring

#72
20150285410
2015-10-08

Hollow seamless pipe for high-strength spring

#73
20150252863
2015-09-10

Helical compression spring and method for manufacturing same

#74
20150226279
2015-08-13

SPRING HAVING A CORE STRUCTURE

#75
20150219174
2015-08-06

Apparatus for absorbing shocks

#76
20150198649
2015-07-16

Vacuum chamber machine with spring fracture detection

#77
20150183493
2015-07-02

SHOCK MITIGATION APPARATUS

#78
20150159717
2015-06-11

NI-CU PLATED HIGH-CARBON STEEL WIRE FOR SPRINGS AND METHOD OF MANUFACTURING THE SAME

#79
20150144256
2015-05-28

Part comprising a structure and a shape memory alloy element

#80
20150118097
2015-04-30

High cleanliness spring steel and high cleanliness spring excellent in fatigue properties

#81
20150108313
2015-04-23

MOBILE DEVICE STAND

#82
20150101715
2015-04-16

HIGH STRENGTH STEEL WIRE FOR SPRING EXCELLENT IN COILING PERFORMANCE AND HYDROGEN EMBRITTLEMENT RESISTANCE AND METHOD FOR MANUFACTURING SAME

#83
20150091229
2015-04-02

Microalloyed spring

#84
20150040636
2015-02-12

WIRE ROD AND STEEL WIRE FOR SPRINGS HAVING HIGH CORROSION RESISTANCE, METHOD OF MANUFACTURING STEEL WIRE FOR SPRINGS, AND METHOD OF MANUFACTURING SPRINGS

#85
20150023713
2015-01-22

Coil spring for cosmetic material and cosmetic container

#86
20150004051
2015-01-01

SPRING STEEL

#87
20140326849
2014-11-06

Superelastic alloy structural geometry for ultrahigh mechanical damping

#88
20140306389
2014-10-16

Compression coil spring and method for producing same

#89
20140283952
2014-09-25

Magnetic and electrical processing of metals, metal alloys, metal matrix composite parts and components

#90
20140227546
2014-08-14

QUENCHED AND PARTITIONED HIGH-CARBON STEEL WIRE

#91
20140060706
2014-03-06

Spring steel and method for manufacturing the same

#92
20140010704
2014-01-09

Copper alloy wire and copper alloy spring

#93
20140008852
2014-01-09

Spring and manufacture method thereof

#94
20130285299
2013-10-31

Spring having excellent corrosion fatigue strength

#95
20130270755
2013-10-17

Microalloyed spring

#96
20130240093
2013-09-19

Steel for high-strength spring, method for producing same, and high-strength spring

#97
20130234380
2013-09-12

SPRING OF SUSPENSION FOR VEHICLE

#98
20130127100
2013-05-23

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

#99
20130126054
2013-05-23

Amorphous metal alloy

#100
20130125740
2013-05-23

Plastic composite spring for vehicle suspension and apparatus and method for manufacturing the same

#101
20130118655
2013-05-16

SPRING AND MANUFACTURE METHOD THEREOF

#102
20130071681
2013-03-21

Method of producing composite articles and articles made thereby

#103
20130048158
2013-02-28

Spring steel and method for manufacturing the same

#104
20120298452
2012-11-29

Oscillator spring composition and method for fabricating an oscillator spring

#105
20120183718
2012-07-19

Part comprising a structure and a shape memory alloy element

#106
20120114519
2012-05-10

Micro-alloyed carbon steel as a texture-rolled strip steel, in particular for spring elements

#107
20120019277
2012-01-26

SPRING WIRE ROD, CONTACT PROBE, AND PROBE UNIT

#108
20110303818
2011-12-15

LIFT STRUT WITH MECHANICAL SPRING ELEMENT

#109
20110205647
2011-08-25

Leaf spring with high thrust

#110
20110169205
2011-07-14

Plastic spring and method and apparatus for making the same

#111
20110148015
2011-06-23

Apparatus for absorbing shocks

#112
20110147556
2011-06-23

Holding device for medical instruments

#113
20110114366
2011-05-19

Spring with multiple conducting coils

#114
20100140439
2010-06-10

Superelastic alloy structural geometry for ultrahigh mechanical damping

#115
20100111748
2010-05-06

HIGH CLEANLINESS SPRING STEEL AND HIGH CLEANLINESS SPRING EXCELLENT IN FATIGUE PROPERTIES

#116
20090261518
2009-10-22

Microalloyed spring

#117
20090194204
2009-08-06

High cleanliness spring steel and high cleanliness spring excellent in fatigue properties

#118
20090171294
2009-07-02

Single crystal shape memory alloy devices and methods

#119
20090025833
2009-01-29

Damping apparatus, use of a shape memory alloy and method for changing damping characteristics

#120
20090016173
2009-01-15

Spiral spring made of athermal glass for clockwork movement and method for making same

#121
20080197208
2008-08-21

Membrane actuator based on ferromagnetic shape memory alloy composite for synthetic jet actuator

#122
20080006353
2008-01-10

ACTIVE ENERGY ABSORBING CELLULAR METALS AND METHOD OF MANUFACTURING AND USING THE SAME

#123
20070289301
2007-12-20

Torque actuator incorporating shape memory alloy composites

#124
20070256765
2007-11-08

High Strength Spring Steel, High Strength Springs and Manufacturing Method Thereof

#125
20070205853
2007-09-06

Design of membrane actuator based on ferromagnetic shape memory alloy composite for synthetic jet actuator

#126
20070137740
2007-06-21

Single crystal shape memory alloy devices and methods

#127
20070085251
2007-04-19

Vibration absorbing alloy member, and rubber vibration isolator, floor vibration damping apparatus, tires, steel cord and rubber sesmic isolator using the same

#128
20060196584
2006-09-07

Steels for high-strength springs excellent in cold workability and quality stability

#129
20060125163
2006-06-15

Screw compression spring embodied as an injection-moulded part

#130
20060033252
2006-02-16

Sigma Sigma-springs for suspension systems

#131
20050281137
2005-12-22

Watch hairspring and method for making same

#132
20050158573
2005-07-21

Active energy absorbing cellular metals and method of manufacturing and using the same

#133
20050001367
2005-01-06

Design of ferromagnetic shape memory alloy composites and actuators incorporating such materials

#134
15342221
2020-09-22

Process for forming a single crystal superalloy wave spring

#135
13968000
2017-01-10

Process for forming a high temperature single crystal canted spring