ClassID:

167384

G01N3/303 - CPC Classification

Classification description:

Investigating strength properties of solid materials by application of mechanical stress by applying a single impulsive force, e.g. by falling weight generated only by free-falling weight

Recent Application in this class:
#1
20260126361
2026-05-07

REMOTELY OPERATED GROUND TESTING APPARATUS AND METHOD

#2
20260118238
2026-04-30

CHARACTERIZATION AND DETECTION OF ACCELERATION-INDUCED CAVITATION IN SOFT MATTERS USING A DROP-TOWER-BASED REPETITIVE IMPACT SYSTEM

#3
20260086009
2026-03-26

Testing device and testing method for mechanical properties of spray anchor net support system

#4
20260056102
2026-02-26

METHOD FOR EVALUATING STIFFNESS OF RAILWAY BALLASTED TRACKS

#5
20260023001
2026-01-22

BOTTOM GUARD PLATE TESTING DEVICE FOR BATTERY PACK

#6
20260008671
2026-01-08

DROP TEST DEVICE FOR A MICROMECHANICAL COMPONENT

#7
20250383275
2025-12-18

METHOD FOR EVALUATION OF CHEMICAL RESISTANCE OF THERMOPLASTICS

#8
20250155343
2025-05-15

TESTING APPARATUS AND TESTING METHOD FOR DISPLAY APPARATUS

#9
20250153918
2025-05-15

BUFFER PRODUCT FOR PACKAGING, AND INSPECTION AND MATERIAL SELECTION METHOD THEREFOR

#10
20250020625
2025-01-16

RAPID LOAD TEST METHOD FOR PILE BY USE OF SEGMENTAL UNLOADING POINT CONNECTION METHOD

#11
20250012690
2025-01-09

DROP-WEIGHT IMPACT DAMAGE INFLICTION FOR A SURFACE OR COMPONENT UNDER TEST

#12
20240361219
2024-10-31

MULTI-AXIS SHOCK SIMULATION USING BALL DROP TEST

#13
20240353299
2024-10-24

SOFT MATERIALS THAT ABSORB IMPACT

#14
20240328915
2024-10-03

DROP TEST DEVICE FOR CASE OF VEHICLE BATTERY PACK

#15
20240319059
2024-09-26

HOLDER FOR DROP TESTER

#16
20240302258
2024-09-12

INSPECTION DEVICE FOR DISPLAY APPARATUS

#17
20240167926
2024-05-23

APPARATUS AND METHOD FOR EVALUATING PHYSICAL STRENGTH OR ROBUSTNESS OF SOLID PHARMACEUTICAL DOSAGE FORMS BASED ON AN IMPACT STRIKE TEST

#18
20240118182
2024-04-11

TEST METHOD FOR GLASS STRESS

#19
20240092986
2024-03-21

Compositions on plasma-treated surfaces

#20
20240085292
2024-03-14

Drop test fixture

#21
20240003795
2024-01-04

INSTRUMENTED PENDULUM FOR MINIATURIZED CHARPY IMPACT TEST AND CHARPY IMPACT MACHINE COMPRISING THE INSTRUMENTED PENDULUM

#22
20230341306
2023-10-26

METHOD FOR EVALUATION OF CHEMICAL RESISTANCE OF THERMOPLASTICS

#23
20230236099
2023-07-27

Vehicle windshield testing assembly

#24
20230184649
2023-06-15

Technique for testing the ball dent properties of a sample

#25
20230093886
2023-03-30

Hammering test system

#26
20230049973
2023-02-16

Falling ball interception device and falling ball impact tester including the same

#27
20220349147
2022-11-03

Platform, system and method for simulating critical rock collapse of surrounding rock in underground engineering

#28
20220317005
2022-10-06

Drop test device and drop test method using the same

#29
20220307956
2022-09-29

Test device suitable for acceleratory oblique water entry of a wedge

#30
20220307955
2022-09-29

Display module evaluation jig and display module evaluation method

#31
20220299413
2022-09-22

Impact test apparatus and impact test method

#32
20220291102
2022-09-15

TENSILE TESTING MACHINE AND METHOD FOR CONTROLLING TENSILE TESTING MACHINE

#33
20220268678
2022-08-25

Rigidity characteristic measurement method and rigidity characteristic measurement device

#34
20220091002
2022-03-24

System and method for high strain rate testing of material using gravity driven drop tower

#35
20220003647
2022-01-06

Systems and methods for optimizing drop test configurations

#36
20210381941
2021-12-09

Assembly for FOPS test

#37
20210302293
2021-09-30

Test apparatus for window drop

#38
20210293679
2021-09-23

Vertical Hopkinson pressure bar test device and test method

#39
20210162284
2021-06-03

Method for measuring rigidity characteristics and system for measuring rigidity characteristics

#40
20210123843
2021-04-29

Method for preparing silicon carbide wafer and silicon carbide wafer

#41
20210109000
2021-04-15

Helmet testing equipment and methodology

#42
20210080483
2021-03-18

Shock gauge system

#43
20210032685
2021-02-04

Compositions on plasma-treated surfaces

#44
20200371006
2020-11-26

Impact test fixture capable of applying preload on composite laminate

#45
20200309653
2020-10-01

Impact testing machine

#46
20200225133
2020-07-16

Cineradiography-based method and apparatus for testing protective headgear

#47
20200217765
2020-07-09

Mechanical Material Property Test Fixture

#48
20200141848
2020-05-07

Seat belt test apparatus

#49
20190388766
2019-12-26

Device and method to measure the effectiveness of protective sports equipment

#50
20190265141
2019-08-29

SUSPENSION-BASED IMPACT SYSTEM

#51
20190128786
2019-05-02

Impact test method and device in which an impact application member is caused to fall freely onto and collide with a test sample

#52
20190127150
2019-05-02

Rubber selection method

#53
20190086309
2019-03-21

Helmet testing equipment and methodology

#54
20190003942
2019-01-03

Mobile bipendulum impact test machine

#55
20180348107
2018-12-06

Falling weight deflectometer

#56
20180328814
2018-11-15

Apparatus and methods to determine stresses in cover glass of handheld devices

#57
20180313728
2018-11-01

Apparatus and methods to impact test materials

#58
20180290049
2018-10-11

Portable system and method for identifying roulette wheel biases

#59
20180252626
2018-09-06

Apparatus and method for determining the hardness of a granular material

#60
20180246022
2018-08-30

Drop ball test fixture

#61
20180209884
2018-07-26

Ball drop iris for vertical impact testing

#62
20180186544
2018-07-05

Process for Packaging Article with Three-Dimensional Loop Material

#63
20180120208
2018-05-03

Drop testing apparatus

#64
20180095020
2018-04-05

Safety test apparatus of battery cell

#65
20180094299
2018-04-05

Compositions on plasma-treated surfaces

#66
20180010993
2018-01-11

Drop weight tower for crack initiation in fracture mechanics samples

#67
20170370815
2017-12-28

Glove impact resistance testing

#68
20170299461
2017-10-19

Shock-resistance testing apparatus

#69
20170176308
2017-06-22

IMPACT PERFORMANCE TEST ANTI REBOUND DEVICE AND METHOD

#70
20160279502
2016-09-29

Device and method to measure the effectiveness of protective sports equipment

#71
20160238501
2016-08-18

FALLING WEIGHT DEFLECTOMETER

#72
20160231226
2016-08-11

Poly bag and polywrap detection system

#73
20160084745
2016-03-24

Jig for dropping ball test

#74
20160076985
2016-03-17

PLANK UNIT FOR INSERTING INTO A FRAME UNIT OF SUPPORT APPARATUS

#75
20160076967
2016-03-17

Modular system for evaluating helmet and suspension materials for protection of neural cells from simulated trauma

#76
20160047725
2016-02-18

Drop impact tester and method for drop impact test

#77
20160025608
2016-01-28

Device, system and method for dynamic testing of ground support bolts, anchor bolts or rock bolts

#78
20150338327
2015-11-26

Apparatus, system and methods for determining the impact attenuation of a surface

#79
20150292998
2015-10-15

FREE DROP TESTER FOR ALLOWING A FREE FALL IMPACT TEST OF NUCLEAR FUEL PELLET AT ADJUSTABLE ANGLE

#80
20150114084
2015-04-30

Dynamics performance testing system

#81
20150052972
2015-02-26

Impact tester having a safety return arm

#82
20150052970
2015-02-26

Drop test device and method for carrying out a drop test

#83
20140352449
2014-12-04

High strain dynamic load testing procedure

#84
20140345360
2014-11-27

APPARATUS FOR EVALUATING DYNAMIC FORCES

#85
20140331741
2014-11-13

Electronic device with printed circuit board stress monitoring

#86
20140305186
2014-10-16

Method and apparatus for full scale dynamic footing load test

#87
20140190242
2014-07-10

Method and apparatus for testing consistency of frozen beverages

#88
20140182355
2014-07-03

Drop test apparatus

#89
20140150525
2014-06-05

Method for impact-testing chemically strengthened glass, method for reproducing cracks in chemically strengthened glass, and method for manufacturing chemically strengthened glass

#90
20140090447
2014-04-03

Methods for testing structures, and selection methods using these

#91
20140047898
2014-02-20

Machine for testing cushioning material for packaging

#92
20140026635
2014-01-30

Field testing apparatus and method for determining the dynamic elastic modulus of asphalt

#93
20130125616
2013-05-23

Automated multi-orientation short drop test apparatuses and methods

#94
20130111973
2013-05-09

Method and apparatus for evaluating dynamic forces

#95
20130086974
2013-04-11

PILE TESTING SYSTEM

#96
20130061654
2013-03-14

Method and a device for the reproduction of an impact event

#97
20130055797
2013-03-07

Evaluation of ground surface hardness

#98
20120312070
2012-12-13

Apparatus for testing water hammer strength of glass bottle

#99
20120024040
2012-02-02

Drop test device

#100
20120024039
2012-02-02

Drop test device for testing corner of case

#101
20120017664
2012-01-26

Drop test apparatus

#102
20110247393
2011-10-13

Impact testing device and impact testing method using the same

#103
20110226046
2011-09-22

Method and apparatus for testing consistency of frozen beverages

#104
20110209940
2011-09-01

Systems and methods for controlling highly nonlinear acoustic waves or pulses

#105
20110179857
2011-07-28

Method of testing softness attributes of paper towel products

#106
20110146376
2011-06-23

Method for in-situ determining the compactness of grainy material layers and device for performing the process

#107
20110120210
2011-05-26

Method and apparatus for testing water hammer strength of glass bottle

#108
20100162789
2010-07-01

Apparatus for drop testing and method utilizing the same

#109
20100042383
2010-02-18

Method of predicting breakage properties of a particulate material when subjected to impact

#110
20100024519
2010-02-04

Impact testing apparatus

#111
20090266140
2009-10-29

Puncture-Resistant Containers and Testing Methods

#112
20090235718
2009-09-24

Puncture-Resistant Containers and Testing Methods

#113
20090229371
2009-09-17

Composite glazing with an increase energy absorption and film interlayers that are suitable for said glazing

#114
20090165532
2009-07-02

Jig frame for drop test of flat panel display device

#115
20090090166
2009-04-09

Shock simulation generator

#116
20090031783
2009-02-05

DROP TEST APPARATUS

#117
20090019917
2009-01-22

Test assembly and method

#118
20090006017
2009-01-01

Methods for testing ophthalmic lenses

#119
20080307863
2008-12-18

PENETROMETER INCLUDING A HAMMER AND AN AUTOMATED ACTUATOR WEIGHT-SUPPORTED BY AN ANVIL THROUGH THE HAMMER

#120
20080289395
2008-11-27

Testing machine

#121
20080282767
2008-11-20

Impact test apparatus

#122
20080028825
2008-02-07

Testing fixture and method for determining toughness of molded plastic components

#123
20070266764
2007-11-22

Shock and launch apparatus

#124
20070186673
2007-08-16

Food bar fragility tester

#125
20070125152
2007-06-07

Method and apparatus for dynamic impact testing

#126
20060191316
2006-08-31

Pseudostatic pile load testing method

#127
20060005606
2006-01-12

Impact test apparatus and impact test method

#128
20050179154
2005-08-18

Methods for testing ophthalmic lenses

#129
20050115332
2005-06-02

Strain waveform control apparatus, strain waveform regulating member, strain waveform control method by using strain waveform control apparatus, and strain waveform control program

#130
20050087003
2005-04-28

Turf test apparatus

#131
20050016256
2005-01-27

Fall impact apparatus

#132
20050011250
2005-01-20

Apparatus and method for evaluating and comparing golf club head designs based upon mass properties and impact behavior

#133
16691807
2020-12-15

Dropping test device

#134
15948002
2020-08-18

Auto-calibrating drop impact sensor

#135
15366921
2019-11-19

Mechanical testing equipment for material characterization

#136
14642716
2016-11-08

Measurement of dynamic battery pack properties