ClassID:

164035

G01B3/48 - CPC Classification

Classification description:

Instruments as specified in the subgroups and characterised by the use of mechanical measuring means; Plug gauges for internal dimensions with engaging surfaces which are at a fixed distance, although they may be preadjustable for internal screw-threads

Recent Application in this class:
#1
20250321087
2025-10-16

DIGITAL THREADED PLUG GAUGE

#2
20250264319
2025-08-21

Adjustable Diameter Step Pin Apparatus

#3
20210239446
2021-08-05

Automatic nut internal thread quality tester

#4
20200003538
2020-01-02

Apparatus and methods for measuring thread depth on a threaded member

#5
20190293401
2019-09-26

Threaded-hole inspection device

#6
20190195608
2019-06-27

Comprehensive thread checking fixture

#7
20180356198
2018-12-13

Stem nut thread wear analysis apparatus and method

#8
20170016707
2017-01-19

Thread Gauge and Method

#9
20160153760
2016-06-02

System and method for verifying screw threads

#10
20160103060
2016-04-14

Thread plug gauge with maintenance line, thread ring gauge, and method of manufacturing the same

#11
20150204644
2015-07-23

System and method for verifying screw threads

#12
20150204643
2015-07-23

System and method for verifying screw threads

#13
20150204642
2015-07-23

System and method for verifying screw threads

#14
20140299043
2014-10-09

Thread plug gauge with maintenance line, thread ring gauge, and method of manufacturing the same

#15
20140299040
2014-10-09

Valve stem nut wear analysis apparatus and method

#16
20130247398
2013-09-26

Method and device for inspecting a threading of a tubular connection used in the oil industry

#17
20130152409
2013-06-20

Method and device for inspecting a threading of a tubular connection used in the oil industry

#18
20130118018
2013-05-16

Measuring and testing device having segmented threads and thread segments adjustable with respect to each other

#19
20120060745
2012-03-15

Valve stem nut wear analysis apparatus and method

#20
20120030956
2012-02-09

Method and apparatus for thread testing by distance measurement

#21
20110203125
2011-08-25

Inspection method of gauge for a self-locking threading of a tubular connection used in the oil industry

#22
20100281700
2010-11-11

Thread ring gauge

#23
20100251556
2010-10-07

Thread gauge checker

#24
20100186242
2010-07-29

Compact ergonomic thread inspection tool

#25
20100018066
2010-01-28

Compact ergonomic thread inspection tool

#26
20080028623
2008-02-07

Apparatus and method for testing threads

#27
20070289150
2007-12-20

Method and arrangement for gaging a thread produced in at least two working steps

#28
20070214664
2007-09-20

Thread gauging system and method

#29
20060005405
2006-01-12

High output device for confirming thread presence in nuts and other threaded parts