| Patents for G01N 19 - Investigating materials by mechanical methods (7,267) |
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| 06/26/1991 | EP0434633A1 A method for checking the characteristics of coating layers, particularly layers of paint on metals |
| 06/26/1991 | EP0433512A1 Method and apparatus for evaluating or measuring the adhesion properties of a thin layer applied to the rough surface of a substrate or of reinforcement elements of a body made of a composite or aggregate material |
| 06/18/1991 | US5024081 Locating flat spots on rubber wipe rolls |
| 06/12/1991 | CN2078878U Instrument for measuring film adhesive force by scratch method |
| 06/05/1991 | CN1051978A Soil viscosity force tester |
| 05/29/1991 | CN2077997U Humidity detector |
| 05/29/1991 | CN2077996U Sealing clamping head for pressure test |
| 05/16/1991 | DE3937966A1 Determining frictional connection between tyres and road surface - by evaluating measured variations in local stresses, expansions or deformations to determine maximum possible coefficient of friction |
| 05/14/1991 | US5015431 Process for making model skin |
| 05/08/1991 | EP0426550A1 Apparatus for determining the coefficient of expansion due to water absorption of the parts of a composite structure |
| 05/08/1991 | CN2076674U Conductor wearing tester |
| 05/02/1991 | EP0424902A2 Method for leak detection and non-destructive quality control testing for roofing seams |
| 04/26/1991 | CA2028420A1 Method for leak detection and non-destructive quality control testing for roofing seams |
| 04/24/1991 | CN2075781U Tester for evaluating the cleaning property of ic engine |
| 03/07/1991 | DE4001793C1 Ascertaining slip between railway wheel and drive friction roller - applying latter to bogie during machining for re-profiling |
| 03/07/1991 | DE3929196A1 Vehicle windscreen wiper timing dependent on deg. of wetting - utilises measurement of resistance to initial sweep if blade for control of interval-setting pulse generator |
| 02/26/1991 | US4995262 Tile shear testing apparatus and method |
| 02/21/1991 | DE3926793A1 Motor vehicle braking and road holding control - automatically switches device in and out when measured road friction reaches threshold |
| 02/20/1991 | CN2071786U Seriplane for testing raw silk evenness |
| 02/19/1991 | US4993876 Method and apparatus for protective encapsulation of structural members |
| 02/13/1991 | EP0412791A2 Monitoring and predicting road vehicle/road surface conditions |
| 02/13/1991 | EP0412513A2 Method of inspection of products and apparatus therefor |
| 02/12/1991 | US4992487 Controlling and monitoring level of branching in polymer |
| 02/06/1991 | EP0314686B1 Device for measuring the friction on a surface |
| 02/06/1991 | CN2070910U Microcomputer monitor for rubber vulcanizer |
| 02/05/1991 | CA1279773C Measuring friction characteristics of vehicle travel surfaces |
| 01/29/1991 | US4987766 Method for determining the micro impact energy capacity of the surface of a disk drive head and a thin film disk |
| 01/23/1991 | EP0409376A2 Method and apparatus for detecting surface flaws in electrical cable plastic jacketing |
| 01/22/1991 | US4986109 Abrasion-proof tester |
| 01/15/1991 | US4984469 Amplitude measurement device for viscoelasticity analysis |
| 01/09/1991 | CN2069113U Admeasuring apparatus for measuring moisture content of substance |
| 01/08/1991 | US4983468 Metallic slide members to be used with ceramic slide members and sliding assemblies using the same |
| 12/26/1990 | CN2068236U Pointer humidometer |
| 12/25/1990 | US4979389 Method and apparatus for detecting surface flaws in electrical cable plastic jacketing |
| 11/20/1990 | US4970901 Method for examining quality of adhesion in vulcanized rubber-adhesively bonded metal part |
| 11/13/1990 | CA1276080C Bs&w measurement apparatus and method |
| 11/10/1990 | CA2016472A1 Method and apparatus for detecting defects in pneumatic tire |
| 11/06/1990 | US4967601 Viscoelasticity measuring apparatus |
| 10/31/1990 | EP0394308A1 PROCESS FOR CONTINUOUS DETERMINATION OF THE ADHESION COEFFICIENT -G(m) AND/OR THE SLOPE K-g(m) of the -g(m) SLIP CURVE. |
| 10/30/1990 | US4966032 Instrument for testing lubricating oil |
| 09/26/1990 | CN2062840U Wind psychrometer powered by dc |
| 09/25/1990 | US4958521 Method and apparatus for measuring a force required for stripping adhered tape |
| 09/19/1990 | EP0388247A1 Method for determining the peeling energy of sandwiched layers in a T geometry |
| 09/18/1990 | US4957004 Corrugated paperboard |
| 09/12/1990 | CN2062047U Testing instrument for water content of crude oil |
| 09/11/1990 | US4955933 Device for measuring the friction on a surface |
| 09/04/1990 | US4953401 Method for determining the quality of gluten in wheat |
| 08/29/1990 | EP0384792A2 Method and apparatus for measuring the coefficients of adhesion and viscosity of a drilling fluid |
| 08/29/1990 | EP0384002A2 Surface testing of round rings |
| 08/28/1990 | CA1273221A1 Apparatus for the measurement of surface friction |
| 08/23/1990 | DE3902840A1 Method and device for determining surface structure |
| 08/09/1990 | CA2009606A1 Drilling fluid adhesion and friction coefficients measuring apparatus and cell |
| 08/07/1990 | CA1272394A1 Method for nondestructive testing of coating adhesion |
| 08/07/1990 | CA1272392A1 Roll-firmness measuring device |
| 08/02/1990 | DE3902598A1 Method for determining the adhesive strength of thin hard coatings |
| 07/31/1990 | US4944606 Precision motion slideways |
| 07/19/1990 | DE3922528C1 Detecting limit of ground adhesion of vehicle tyres - measuring steering arm torque comparing measured valve with reference and comparing difference to threshold value |
| 07/18/1990 | EP0377567A1 The development of entropic motive force in protein systems and molecular machines using the same |
| 07/17/1990 | US4942620 High temperature sensor for induced vibration dynamic touch sensor system |
| 07/10/1990 | US4939922 Method and device for examining the wear and friction properties of surface materials exposed to sliding friction |
| 06/26/1990 | US4936140 Device and method for calibrating a non-destructive sheet strength measuring system |
| 06/21/1990 | DE3842695A1 Measuring device for determining adhesiveness |
| 06/20/1990 | CN2058489U Pneumatic rubber bladder plug for water-filling leakage-testing of drain line |
| 06/19/1990 | US4934185 Device for measuring adhesive strength and shear strength of coated film |
| 06/19/1990 | US4934181 Method and apparatus for testing materials using strain and moisture sorption |
| 06/13/1990 | CN1042992A Densification measuring method and equipment on vehicle |
| 05/22/1990 | US4926694 Delamination test apparatus and method |
| 05/16/1990 | CN1042235A Ring slab fine loom sleel neck friction coefficient assaying method |
| 04/18/1990 | EP0363570A1 Road surface friction sensor and road surface friction coefficient detector, and vehicle antilock braking device |
| 04/12/1990 | DE3910195C1 Device for determining the moisture of bulk material |
| 04/05/1990 | DE3833211A1 Method for the continuous determination of the static coefficient of friction mu |
| 03/21/1990 | EP0359140A2 Adhesion pull-tester |
| 03/20/1990 | US4910402 Apparatus and method for measuring a property of a liquid |
| 03/20/1990 | US4909179 Flexible porous web having a permanent humidity sensor for indicating release of material therefrom |
| 03/20/1990 | US4909073 Apparatus for measuring a resistance against slippage on road surface |
| 03/14/1990 | EP0235234B1 Apparatus and methods for measuring cell adhesion |
| 03/13/1990 | US4908509 Traction and reaction force microsensor |
| 03/01/1990 | DE3828128A1 Anordnung zur ueberwachung einer reibungskupplung Arrangement for a friction clutch ueberwachung |
| 02/28/1990 | CN2053753U Ceramic tile cenmenting force tester |
| 02/13/1990 | US4899581 Method and apparatus for the quantitative measurement of adhesion of thin films |
| 02/06/1990 | US4898926 Bioelastomer containing tetra/penta-peptide units |
| 01/23/1990 | US4895015 Horizontal pull slipmeter |
| 01/16/1990 | US4893513 Method and apparatus for bond testing |
| 01/16/1990 | US4893503 Method of measuring adhesive strength of adhesive sheet and apparatus for implementing this method |
| 01/09/1990 | US4892410 Method and apparatus for protective encapsulation of structural members |
| 01/03/1990 | EP0349135A2 Method of locating friction generating defects in a multiple bearing assembly |
| 01/02/1990 | US4890477 Device for testing ski sliding surface |
| 12/28/1989 | DE3820946A1 Device and method for testing the risk of avalanches |
| 12/27/1989 | EP0348177A2 Testing apparatus |
| 12/26/1989 | US4888985 Method and apparatus for testing tape bond strength |
| 12/26/1989 | US4888976 Device for measuring the effective viscosity of a lubricant |
| 12/20/1989 | EP0347331A2 Sheet tension sensor |
| 12/20/1989 | EP0346330A1 A method for determining the quality of gluten in wheat. |
| 12/20/1989 | CN2049769U Air hygrometer |
| 11/28/1989 | US4883531 Thread friction measurement arrangement |
| 11/02/1989 | WO1989010543A1 A flexible porous web having a permanent humidity sensor for indicating release of material therefrom |
| 10/31/1989 | US4877454 Water, proteinaceous material, fatty acid di- or triglyceride |
| 10/31/1989 | US4876896 Method of testing protective encapsulation of structural members |
| 10/18/1989 | CN2046216U Rolling/sliding frictional factor testing instrument of gravity and small ball |
| 10/18/1989 | CN1036456A Scratching test method for testing compactly adhesive performance of aluminium-foil enamel |