ClassID:

54451

B29L2031/7742 - CPC Classification

Classification description:

Other particular articles; Springs helical springs

Recent Application in this class:
#1
20230109774
2023-04-13

Permanent tooling for composite coil spring compression molding

#2
20220364621
2022-11-17

Methods and apparatus for a 3D-printed spring

#3
20220227038
2022-07-21

Permanent tooling for composite coil spring compression molding

#4
20210386210
2021-12-16

POCKETED SPRING UNIT AND METHOD AND APPARATUS FOR FORMING THE SAME

#5
20210156442
2021-05-27

Coil spring and method of fabrication thereof

#6
20210138715
2021-05-13

Permanent tooling for composite coil spring compression molding

#7
20190063536
2019-02-28

Coil spring

#8
20180297297
2018-10-18

Wire material for elastic member and elastic member

#9
20180245651
2018-08-30

Composite coil spring

#10
20170305093
2017-10-26

Method for forming a 3D printed seat support system

#11
20170234392
2017-08-17

Composite coil spring

#12
20170122395
2017-05-04

Torsion-loaded rod-shaped component with different fibre reinforcements for tensile and compressive loading

#13
20170058983
2017-03-02

Bar-shaped component loaded in torsion

#14
20140178523
2014-06-26

Injection molding apparatus having an inner mold with a plurality of inner parts

#15
20140021666
2014-01-23

Composite coil spring

#16
20130183514
2013-07-18

FIBER COMPOSITE ASSEMBLY AND PROCESS OF FABRICATING A FIBER COMPOSITE ASSEMBLY

#17
20110169205
2011-07-14

Plastic spring and method and apparatus for making the same

#18
20090243174
2009-10-01

Composite springs and methods of manufacture

#19
20080228288
2008-09-18

Composite Prosthetic Foot

#20
20080110574
2008-05-15

Sealing and cutting device for pocket coil row

#21
20080018033
2008-01-24

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

#22
20080012178
2008-01-17

Method of deforming a microcellular polyurethane component

#23
20070224388
2007-09-27

Composite plastic part

#24
20050218559
2005-10-06

Winding apparatus and method for production of helixes from a plastic filament

#25
20050210676
2005-09-29

Manufacturing method for a composite coil spring

#26
20050031375
2005-02-10

Insert-molded article, insert mold and insert molding method