ClassID:

121939

D01H4/32 - CPC Classification

Classification description:

Open-end spinning machines or arrangements for imparting twist to independently moving fibres separated from slivers; Piecing arrangements therefor; Covering endless core threads with fibres by open-end spinning techniques; Arrangements for separating slivers into fibres; Orienting or straightening fibres, e.g. using guide-rolls using opening rollers

Recent Application in this class:
#1
20230416950
2023-12-28

METHOD FOR OPERATING A SPINNING STATION OF A SPINNING MACHINE, AND SPINNING MACHINE

#2
20230008607
2023-01-12

OPENING ROLLER HOUSING FOR AN OPENING ROLLER OF AN OPEN-END SPINNING DEVICE AND OPEN-END SPINNING DEVICE WITH AN OPENING ROLLER HOUSING

#3
20200399791
2020-12-24

Fibre band opening device for an open-end spinning device and feed tray for the fibre band opening device

#4
20200240049
2020-07-30

FIBRE GUIDE INSERT FOR AN OPENING ROLLER HOUSING

#5
20190177883
2019-06-13

Opening roller for an open-end spinning device, and open-end spinning device with the opening roller

#6
20170016151
2017-01-19

METHOD AND APPARATUS FOR PRODUCING FIBRE YARN

#7
20170002483
2017-01-05

CLOTHING WIRE AND METHOD FOR PRODUCING STAPLE FIBRE NONWOVENS

#8
20160160400
2016-06-09

Method and apparatus for producing fibre yarn

#9
20160076172
2016-03-17

Adjustable spinning wheel

#10
20150292122
2015-10-15

Method and apparatus for producing fibre yarn

#11
20150292121
2015-10-15

Method and apparatus for producing fibre yarn

#12
20130189029
2013-07-25

Tooth-set carrier and opening cylinder with quick-locking mechanism

#13
20120260464
2012-10-18

Opening cylinder with clip connection

#14
20100154379
2010-06-24

Fitting ring for an opening roller of an open-end spinning device

#15
20090038576
2009-02-12

Opening cylinder with clip connection

#16
20070137168
2007-06-21

Feeding trough for a sliver opening device of an open-end spinning device

#17
20060186240
2006-08-24

Disintegrator with improved contour

#18
20060123766
2006-06-15

Opening roller assembly for an open-end spinning machine

#19
20060026946
2006-02-09

Opening device for spinning machines

#20
20050076633
2005-04-14

Opening roller housing for an open-end spinning device, device for an opening roller housing and procedure for modernizing spinning devices

#21
20050055821
2005-03-17

Disintegrator roll with a coated accessory wire