ClassID:

167665

G01N19/02 - page 2 - CPC Classification

Classification description:

Investigating materials by mechanical methods Measuring coefficient of friction between materials

Recent Application in this class:
#301
20070087662
2007-04-19

Friction sensor for polishing system

#302
20070068220
2007-03-29

Test apparatus and method of measuring surface friction of a brake pad insulator material and method of use of a brake dynamometer

#303
20060277973
2006-12-14

Surface friction testing apparatus

#304
20060272401
2006-12-07

Friction testing apparatus

#305
20060272389
2006-12-07

Method of measuring coefficient of dynamic friction between golf ball and collisional plate

#306
20060219000
2006-10-05

Method of detecting longitudinal force of tire and longitudinal force detecting apparatus used therein

#307
20060212206
2006-09-21

Road surface friction sensor and road surface friction coefficient detector, and vehicle antilock braking device

#308
20060184068
2006-08-17

Hair sensor

#309
20060174699
2006-08-10

Automatic speed calculation for scratch machine

#310
20060171579
2006-08-03

Apparatus for measuring adhesive and frictional properties of polymer

#311
20060169023
2006-08-03

Apparatus and method for measuring friction forces

#312
20060162420
2006-07-27

Friction coefficient measuring system and method

#313
20060150710
2006-07-13

Scratch testing device

#314
20060144121
2006-07-06

Dynamic friction testing vehicle to measure fluid drag and rolling friction

#315
20060130562
2006-06-22

Miniaturized sensor device for detecting characteristics of a fluid, in particular a lubricating oil

#316
20060130556
2006-06-22

Device for measuring the static and/or dynamic friction coefficient of a surface

#317
20060086178
2006-04-27

Lubricity measurement using MEMS

#318
20060081031
2006-04-20

Medical coating test apparatus and method

#319
20060005613
2006-01-12

Method of evaluating contact characteristics, and computer product

#320
20050229673
2005-10-20

Testing assembly and clamping fixture for measuring friction and loosening torque at different temperatures

#321
20050159874
2005-07-21

Measurement of the maximum adhesion coefficient by measuring stress in a bead of a tire

#322
20050155685
2005-07-21

Elastic tire for measuring the grip of a vehicle equipped therewith on a ground

#323
20050145011
2005-07-07

Apparatus for measuring green-speed

#324
20050136800
2005-06-23

Polishing endpoint detection system and method using friction sensor

#325
20050102086
2005-05-12

Method for judging road surface condition and device thereof, and program for judging road surface condition

#326
20050081607
2005-04-21

Method and apparatus for testing semisolid materials

#327
20050081599
2005-04-21

Method and device for determination of the wear resistance of a surface

#328
20050072217
2005-04-07

Lubricity measurement using MEMs sensor

#329
20050072208
2005-04-07

Friction test apparatus and method

#330
20050004740
2005-01-06

Road surface friction sensor and road surface friction coefficient detector, and vehicle antilock braking device

#331
20050000298
2005-01-06

Three dimensional stress vector sensor array and method therefor

#332
18987397
2025-07-01

Piston pin hole friction and wear test and torque measurement device

#333
16909580
2022-11-15

System for determining road slipperiness in bad weather conditions

#334
16724276
2023-10-24

Snow friction determination by autonomous vehicle

#335
16571645
2020-09-15

Capacitive shift-force sensor

#336
16510002
2020-03-17

Lubricity testing with shear stress sensors

#337
15659467
2019-10-01

In situ environmentally-isolated wear tester

#338
15482470
2023-12-26

System for determining road slipperiness in bad weather conditions

#339
15143591
2018-03-27

Pneumatic ram road surface coefficient of friction measuring device and method

#340
14545326
2017-03-14

Sliding friction tester for explosive material