ClassID:

167045

G01M3/329 - CPC Classification

Classification description:

Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for containers, e.g. radiators removably mounted in a test cell for verifying the internal pressure of closed containers

Recent Application in this class:
#1
20220316978
2022-10-06

System and method for dynamic signal processing for vacuum decay leak detection

#2
20220214242
2022-07-07

Adapter part for connecting a medical hollow body to a tension/compression measuring device, test assembly, method for testing a tightness of a medical hollow body, and use of a tension/compression measuring device

#3
20220128431
2022-04-28

Method and apparatus for performing container closure integrity testing

#4
20220030352
2022-01-27

Closed loudspeaker box, display device and method for testing closed loudspeaker box

#5
20210247264
2021-08-12

Apparatus for detecting a gas in a headspace of a container

#6
20210208022
2021-07-08

LEAKING TANK TESTING DEVICE

#7
20210140846
2021-05-13

Method for checking water sealing of instrumentation for underwater use

#8
20210080342
2021-03-18

Leaking tank testing device

#9
20200200644
2020-06-25

Leak test machine for cylinder head, engine block, or a similar workpiece

#10
20190360889
2019-11-28

Sealing performance test method, apparatus, and storage medium

#11
20190178747
2019-06-13

Device and method for checking pouches for filling lines

#12
20190063686
2019-02-28

High pressure tank device and method of detecting leakage in high pressure tank device

#13
20190033159
2019-01-31

Aluminum alloy hub positioning fixture

#14
20190003917
2019-01-03

METHOD AND SYSTEMS FOR A VESSEL LEAKAGE TIGHTNESS TEST

#15
20180328812
2018-11-15

Apparatus and method for leak testing

#16
20180259421
2018-09-13

Method for testing a container for tightness

#17
20180217022
2018-08-02

Testing device and method for testing the tightness of containers

#18
20180209868
2018-07-26

Testing device for checking the leak tightness of containers, and method therefor

#19
20170292894
2017-10-12

Device and method for calibrating a film chamber for leak detection

#20
20160344014
2016-11-24

Power storage device manufacturing method, manufacturing device, liquid injection device, and liquid injection method

#21
20160231195
2016-08-11

Device for inspecting canister for vehicle

#22
20160223425
2016-08-04

Air tightness detection device for aluminum alloy wheel hub and method for detecting air tightness of wheel hub

#23
20160054194
2016-02-25

Method of inline inspecting and/or testing devices and apparatus to perform such method

#24
20150369692
2015-12-24

Close-type speaker leak test system and method

#25
20150362399
2015-12-17

Plastic tube sealing and test system

#26
20150355048
2015-12-10

Apparatus and method for making canister and for detecting leaks for quality assurance

#27
20150177093
2015-06-25

Multistage container leak testing

#28
20140360251
2014-12-11

Airtight test apparatus and airtight test method using the same

#29
20140326050
2014-11-06

Pressure test containment vessel

#30
20140312217
2014-10-23

Method and apparatus for leak testing containers

#31
20140230526
2014-08-21

Electronic device provided with automatic leak detection means

#32
20140165707
2014-06-19

Test method and apparatus for bioreactor containers having reception sheet clamped between bioreactor container and bioreactor container compartment

#33
20140118732
2014-05-01

Analytical instrumentation in hazardous environments via static pressurization

#34
20140115856
2014-05-01

High-speed loading/unloading of objects

#35
20130041241
2013-02-14

PECVD coating methods for capped syringes, cartridges and other articles

#36
20130031962
2013-02-07

Reconfigurable leak testing system

#37
20130031961
2013-02-07

Reconfigurable leak testing system

#38
20120125085
2012-05-24

WATERPROOFING TEST DEVICE AND METHOD

#39
20120037796
2012-02-16

Method and apparatus for leak testing containers

#40
20120037795
2012-02-16

METHOD AND APPARATUSES FOR QUALITY EVALUATION AND LEAK TESTING

#41
20100251805
2010-10-07

Method for leak testing and leak testing apparatus

#42
20100154516
2010-06-24

WATERPROOF TEST METHOD AND WATERPROOF TEST TANK

#43
20090241644
2009-10-01

STERILE SYRINGE LEAK TESTING METHOD AND MACHINE

#44
20090025457
2009-01-29

METHOD FOR LEAK TESTING AND LEAK TESTING APPARTUS

#45
20080276693
2008-11-13

METHOD FOR LEAK TESTING AND LEAK TESTING APPARATUS

#46
20080141759
2008-06-19

Method for testing the leakage rate of vacuum encapsulated devices

#47
20080081000
2008-04-03

Integrity testing of vials for test sensors

#48
20080038096
2008-02-14

System and method of non-invasive control of apparatus tightness

#49
20080016951
2008-01-24

Method for leak testing and leak testing apparatus

#50
20070157714
2007-07-12

Engine oil leak test system and method

#51
20060081036
2006-04-20

Method for leak testing and leak testing apparatus

#52
20050039519
2005-02-24

Method for leak testing and leak testing apparatus