Patents-Review.com
ClassID:

149379 ⎘

F16F1/042 - 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 characterised by the cross-section of the wire

Sub-classes:
Recent Application in this class:
#1
20250230850
2025-07-17

COIL SPRING, SUSPENSION DEVICE, AND COIL SPRING MANUFACTURING METHOD

 #2
20250010499
2025-01-09

INFINITE-ROTATION INFINITE-STIFFNESS VARIABLE STIFFNESS ACTUATOR (IRISVSA) WITH APPLICATION FOR COMPLIANT SUPERNUMERARY ROBOTIC LIMB

 #3
20240229884
2024-07-11

COIL SPRING, SUSPENSION DEVICE, AND METHOD FOR PRODUCING COIL SPRING

 #4
20240133440
2024-04-25

COIL SPRING, SUSPENSION DEVICE, AND METHOD FOR PRODUCING COIL SPRING

 #5
20240123636
2024-04-18

Infinite-rotation infinite-stiffness variable stiffness actuator (IRISVSA) with application for compliant supernumerary robotic limb

 #6
20230304556
2023-09-28

COIL SPRING

 #7
20220120516
2022-04-21

Coiled spring

 #8
20210190163
2021-06-24

Coil spring

 #9
20210003184
2021-01-07

Coil spring assembly

 #10
20200217380
2020-07-09

Wrap spring and wrap spring assembly

 #11
20200056671
2020-02-20

Wire material for canted coil spring and canted coil spring

 #12
20190277363
2019-09-12

Torsion spring assembly, camshaft phaser and belt or chain tightener therewith

 #13
20190195089
2019-06-27

Bearing centering spring

 #14
20190063537
2019-02-28

Spring wire ends to faciliate welding

 #15
20190032191
2019-01-31

Hollow spring member and hollow spring member production method

 #16
20170255163
2017-09-07

Reduced dimension balance spring of constant double section

 #17
20170152907
2017-06-01

COILED SPRING ASSEMBLY

 #18
20160084342
2016-03-24

Arc coil spring configuration

 #19
20150292415
2015-10-15

Torsion spring internal damper

 #20
20140346721
2014-11-27

Hollow spring utilizing seamless steel pipe

 #21
20140219713
2014-08-07

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

 #22
20140162794
2014-06-12

Arc coil spring configuration

 #23
20130330122
2013-12-12

CANTED COIL SPRINGS WITH CONTOURED WIRE SHAPES, RELATED SYSTEMS, AND RELATED METHODS

 #24
20130292890
2013-11-07

Hollow coil spring and method for manufacturing same

 #25
20130239637
2013-09-19

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

 #26
20130126641
2013-05-23

Machined springs for injector applications

 #27
20120193848
2012-08-02

Coil spring

 #28
20120019277
2012-01-26

SPRING WIRE ROD, CONTACT PROBE, AND PROBE UNIT

 #29
20110169205
2011-07-14

Plastic spring and method and apparatus for making the same

 #30
20110124243
2011-05-26

Flat plate folding type coil spring, pogo pin and manufacturing method

 #31
20110031667
2011-02-10

Coil spring with irregular cross section

 #32
20110008750
2011-01-13

Safety dental syringe

 #33
20100283210
2010-11-11

SEALS

 #34
20100211013
2010-08-19

Safety IV needle/cannula introducer

 #35
20100090384
2010-04-15

Coil spring

 #36
20100042053
2010-02-18

Safety syringe

 #37
20100037976
2010-02-18

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

 #38
20090174129
2009-07-09

High-strength stainless steel spring and method of manufacturing the same

 #39
20090106908
2009-04-30

Asymmetrical combined cylindrical and conical springs

 #40
20080191400
2008-08-14

Spring formed with an abnormal-shaped cross section specially used as a vehicle shock absorber

 #41
20080171622
2008-07-17

Flatband torsion spring and tensioner

 #42
20080116624
2008-05-22

Long travel, high force combination spring

 #43
20080018033
2008-01-24

Coiled part formed of plastic material and method of manufacturing the same

 #44
20060049560
2006-03-09

Long travel, high force combination spring

 #45
20050209707
2005-09-22

Active shock module prosthesis

 #46
20050060996
2005-03-24

Machine spring displacer for Stirling cycle machines