| Patents for G01N 3 - Investigating strength properties of solid materials by application of mechanical stress (30,941) |
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| 11/16/1989 | DE3815423A1 Method and testing machine for examining the durability of materials or components |
| 11/14/1989 | US4879906 Vibration damped mounting for extensometer system |
| 11/09/1989 | DE3814606A1 Method and device for detecting structures of a surface of a planar item (article) |
| 11/08/1989 | CN1037034A Method of measuring the strength of rock by hardometer |
| 11/02/1989 | WO1989010532A1 High temperature extensometer system |
| 11/02/1989 | EP0340060A1 Pipe segment pressure tester and process of use |
| 11/02/1989 | EP0339786A2 Automatic Material Assay |
| 11/01/1989 | CN2047018U Signal-lamp testing device |
| 11/01/1989 | CN1036829A Nondestructively dynamic strength test method of concrete construction member |
| 10/31/1989 | US4877454 Water, proteinaceous material, fatty acid di- or triglyceride |
| 10/31/1989 | US4876896 Method of testing protective encapsulation of structural members |
| 10/26/1989 | DE3812787A1 Test set for load pick-up means of industrial trucks |
| 10/25/1989 | CN2046624U Pressure steamer for quick testing intensity of concrete |
| 10/24/1989 | US4876658 Method and apparatus for systematically testing objects including tennis balls |
| 10/24/1989 | US4876645 Diagnostic system |
| 10/24/1989 | US4875758 Signal |
| 10/24/1989 | US4875376 Guided-bend test apparatus |
| 10/19/1989 | DE3910722A1 Vorrichtung zur abtastung des unterleibes Device for oversampling of the abdomen |
| 10/18/1989 | EP0337842A1 Process and apparatus for measuring the elasticity of a superficial layer, especially the skin |
| 10/18/1989 | EP0337722A2 Improved mechanical property testing machine |
| 10/18/1989 | CN2046213U Brake hose fatigue-testing machine of railway rolling stock |
| 10/11/1989 | CN2045851U Shock resistance toughness assay apparatus |
| 10/11/1989 | CN2045850U High-temperature stretching fast cool-off pilot unit |
| 10/11/1989 | CN1036264A A corrosion method for testing the stress-resistance of connecting legs of semiconductor devices |
| 10/04/1989 | EP0335078A2 Device for demonstrating the elastic extensibility of the waistband of trousers |
| 10/04/1989 | CN2045490U Multifunction pressure tester |
| 10/04/1989 | CN1036068A Self-sealing and locking pressure tester for tubes |
| 10/03/1989 | US4871266 Slide assemblies |
| 09/27/1989 | EP0334303A2 Mechanical analysis apparatus with circuitry for processing low frequency signals |
| 09/26/1989 | US4869112 Screw-driven actuator for test frame |
| 09/26/1989 | US4869111 Cyclic fatigue testing apparatus |
| 09/26/1989 | US4869101 Texture softness sensing |
| 09/19/1989 | US4867073 Internal drainage system for hollow member structural assembly and method |
| 09/19/1989 | US4866999 Corrosion cracking test specimen and assembly |
| 09/19/1989 | US4866992 Device and method for tensile testing of brittle materials |
| 09/19/1989 | US4866991 Stretchable fiber measurement station |
| 09/19/1989 | US4866984 Sensor and system for continuous determination of paper strength |
| 09/14/1989 | DE3906490A1 Heizvorrichtung fuer laengliche prueflinge Heater for elongated specimens |
| 09/12/1989 | US4864867 Determining fracture mode transition behavior of solid materials using miniature specimens |
| 09/12/1989 | US4864866 Mechanical property testing machine |
| 09/12/1989 | US4864865 Tensile film clamps and mounting block for the rheovibron and autovibron viscoelastometer |
| 09/12/1989 | US4864863 Mechanism for testing helicopter rotor blade fatigue properties |
| 09/12/1989 | US4864852 Method and apparatus for measuring the cut resistance of flexible materials |
| 09/12/1989 | US4864851 Sensor and system for continuous determination of sheet strength |
| 09/07/1989 | DE3807065A1 Apparatus for the examination of fracture behaviour |
| 09/05/1989 | US4862746 Vibration tester for screws |
| 09/05/1989 | US4862742 Method and apparatus for functional testing of a suspension device for a load |
| 09/05/1989 | CA1258967A1 High-temperature resistant elongation measuring system formed of ceramic materials |
| 08/31/1989 | DE3903923A1 Device for determining the E-modulus (modulus of elasticity) |
| 08/29/1989 | US4860589 Procedure for estimating fracture energy from fracture surface roughness |
| 08/29/1989 | US4860588 Device for measuring weatherstrip torsional rigidity |
| 08/29/1989 | US4860572 Apparatus and methods for testing surface properties of a material |
| 08/23/1989 | EP0329277A2 Method of monitoring solidification of a liquid composition |
| 08/23/1989 | EP0329162A2 Apparatus for measuring capsule plug, granule and pellet hardness |
| 08/23/1989 | CN2043357U Hand-held hardness tester |
| 08/23/1989 | CN1034997A Acoustic radiating instrument for fibre material |
| 08/22/1989 | US4858473 Miniature closed-loop dynamic universal mechanical testing machine |
| 08/16/1989 | EP0328272A2 Shear stiffness measuring method |
| 08/16/1989 | EP0328005A2 Apparatus and method for pressure burst testing of a vessel |
| 08/16/1989 | EP0327865A2 Turbine blade fatigue monitor |
| 08/16/1989 | CN2042958U Weight hanging beam for displaying numerical value of multifilament stretching stress apparatus |
| 08/16/1989 | CN1034806A Multifunctional double-piston triaxial pressure chamber |
| 08/15/1989 | US4856342 Process and device for measuring the adhesion of fibres in fibre-reinforced synthetic materials |
| 08/15/1989 | US4856326 Apparatus for measuring an adhesion force of a thin film |
| 08/15/1989 | US4856325 Apparatus for measuring adhesion |
| 08/15/1989 | US4856318 Surface resiliency tester |
| 08/10/1989 | WO1989007267A1 Apparatus to measure the bending length and bending rigidity of fabrics |
| 08/10/1989 | WO1989007251A1 Apparatus for measuring fabric extensibility |
| 08/10/1989 | WO1989007176A1 Impact testing apparatus |
| 08/08/1989 | US4855923 Parts assembly using signature analysis |
| 08/08/1989 | US4854726 Thermal stress screening system |
| 08/08/1989 | US4854175 Simple shear device for testing earthen materials and powders |
| 08/03/1989 | DE3802141A1 Device for testing the endurance or time for rupture such as alternate bending testing, tensile testing or combination loading testing, of elastic materials, rubbery materials or thin metallic plates |
| 08/02/1989 | EP0326070A2 Hydraulic actuator for performing impact tension and piercing tests |
| 08/02/1989 | EP0325586A1 Fluctuating stress generating apparatus and method. |
| 08/02/1989 | CN2042197U Fluid tester for lubrication, pollution and wear experiments |
| 08/01/1989 | US4852406 Method and apparatus for determining the coefficient of internal friction of steel or the like |
| 08/01/1989 | US4852397 Field indentation microprobe for structural integrity evaluation |
| 08/01/1989 | US4852393 Pipe segment pressure tester and process of use |
| 07/27/1989 | WO1989006790A1 Determining plane strain fracture toughness and the j-integral for solid materials using stress field modified miniature specimens |
| 07/27/1989 | WO1989006789A1 Determining fracture mode transition behavior of solid materials using miniature specimens |
| 07/26/1989 | EP0325542A2 Device and method for calibrating a non-destructive sheet strength measuring system |
| 07/26/1989 | EP0325521A1 Automatic balancing device for a centrifuge in operation |
| 07/26/1989 | CN2041814U Fixture for measuring metal |
| 07/25/1989 | US4852029 Automated material classification apparatus and method |
| 07/25/1989 | US4850715 Dual material test specimen |
| 07/25/1989 | US4850231 Specimen stabilization gripping device |
| 07/25/1989 | US4850230 Pull tab force measuring apparatus |
| 07/19/1989 | EP0324429A2 Peen provided with a measuring device for a dynamic material-testing apparatus |
| 07/18/1989 | US4848162 Elastodynamic testing of elongate compressible material |
| 07/18/1989 | US4848161 Extensometer |
| 07/18/1989 | US4848141 Method for continuous determination of the elastic stiffness of contact between two bodies |
| 07/18/1989 | US4848140 Guide device for a test body of a hardness measuring instrument |
| 07/13/1989 | DE3743849A1 Method for detecting physical processes in a hair-shaping treatment of, e.g. human hair, and device for carrying out the method |
| 07/12/1989 | EP0323635A2 Method for evaluating tightness between glass fibres and coating materials |
| 07/12/1989 | CN2041040U Hydrostatic testing machine |
| 07/11/1989 | US4846002 Racket-stringing tester |
| 07/11/1989 | US4845997 Self-alignment grip for mechanical testing |
| 07/11/1989 | US4845995 Material tester |
| 07/11/1989 | US4845989 Method and apparatus for determining elastic constants in tubes |