ClassID:

39064

B21H3/08 - CPC Classification

Classification description:

Making helical bodies or bodies having parts of helical shape internal screw-threads

Recent Application in this class:
#1
20250345842
2025-11-13

Thread Forming Apparatus And Associated Method

#2
20250345840
2025-11-13

Thread Forming Apparatus And Associated Method

#3
20250345839
2025-11-13

THREAD FORMING APPARATUS AND ASSOCIATED METHOD

#4
20250025954
2025-01-23

FEMALE THREAD REPAIRING TOOL

#5
20240035554
2024-02-01

Threaded nut of a ball screw drive, and method for producing same

#6
20220062969
2022-03-03

Method for producing a ball raceway on a workpiece and a ball screw nut having a ball raceway thus produced

#7
20200291981
2020-09-17

Nut integrated with bracket and method of manufacturing the same

#8
20190299358
2019-10-03

Screw thread roller burnishing apparatus

#9
20190170230
2019-06-06

Spindle nut, threaded drive, and method for manufacturing a spindle nut

#10
20190017634
2019-01-17

Tubular coupling

#11
20180163768
2018-06-14

Nut integrated with bracket and method of manufacturing the same

#12
20180050383
2018-02-22

Method of machining screw

#13
20180003212
2018-01-04

Screw thread structure for preventing being pulled out and tool for manufacturing same

#14
20170299026
2017-10-19

Ball screw nut

#15
20170159696
2017-06-08

Nut with polygonal section

#16
20160256915
2016-09-08

R-θ table apparatus and processing apparatus of internal thread

#17
20160008949
2016-01-14

Screw thread roller burnishing apparatus

#18
20140366375
2014-12-18

Method of producing a heat exchanger tube

#19
20130336738
2013-12-19

Thread generating tool for producing a thread in a workpiece

#20
20130195581
2013-08-01

Nut

#21
20110280683
2011-11-17

Screw or nut with a thread a pitch of which varies and tool to produce said screw or nut

#22
20100193170
2010-08-05

Heat exchanger tube and method for producing it

#23
20080261709
2008-10-23

Device in a thread-forming tool

#24
20060068926
2006-03-30

Method, tool and device for the production of threads

#25
20050204562
2005-09-22

Method for the production of a spindle nut of a spherical thread drive mechanism