Patents
Sitemap › G01 - Measuring; Testing › G01N - Investigating or analysing materials by determining their chemical or physical properties › G01N 3 - Investigating strength properties of solid materials by application of mechanical stress
Patents for G01N 3 - Investigating strength properties of solid materials by application of mechanical stress (30,941)
06/1982
06/01/1982US4332175 Counterbalance loading device
06/01/1982US4332161 Acoustic detection of tool wear and fracture
06/01/1982CA1124549A1 Pressure testing tool
06/01/1982CA1124548A1 Pipe testing machine with clamping pressure keyed to hydrostatic test pressure
05/1982
05/25/1982US4331028 Method and apparatus for determining the sharpness of a saw chain
05/25/1982US4331026 Indenter-type hardness testing apparatus
05/11/1982US4328702 Operating cam stop means for hardness tester
05/11/1982CA1123227A1 Structural failure detection method
05/11/1982CA1123226A1 Testing apparatus and method for measuring cutting, chipping and abrasion resistance
05/04/1982US4327572 Wear tester for shoes
04/1982
04/28/1982EP0050557A1 Method and apparatus for detecting flaws in parts, products or manufactured objects
04/27/1982US4326421 Continuous proofloader
04/27/1982US4326409 Situ bore hole test probe
04/27/1982US4326405 Apparatus for detecting bonding defects in laminates
04/21/1982EP0049862A1 Procedure and sample for determining the adhesion of the layers of a glass laminate in the pull shear test
04/21/1982EP0049828A1 Device for the recognition of the pour point of plastics laminates during the production of multi-layer printed-circuit boards
04/13/1982CA1121663A1 Machine for testing bottles
04/06/1982US4322981 Railway car truck fatigue detector
04/06/1982US4322976 Mechanical vibration analyzer
03/1982
03/31/1982EP0048346A1 Automatic measurement of areas
03/30/1982US4321834 Mechanical stress grading of timber
03/24/1982EP0047760A1 Pipe pressure testing and cleaning apparatus
03/23/1982US4320651 Hot deformation testing method and apparatus
03/16/1982US4319493 Apparatus for inserting a thread into a testing position of a tensile strength testing apparatus
03/09/1982US4318297 Pendulum-type film hardness measurement tester
03/04/1982WO1982000715A1 Device for measuring dynamic characteristics of objects during impact
03/03/1982EP0046529A1 Reader device for reading the impressions obtained during hardness tests according to the Vickers method
02/1982
02/10/1982EP0045607A2 Method and apparatus of fracturation detection
02/09/1982US4314482 Analog-digital control device
02/03/1982EP0045167A2 Engine cylinder head port closure pad clamp
02/02/1982US4313348 Method of stress grading timber length
02/02/1982US4313337 Apparatus for evaluating the impact resistance of synthetic resinous products
02/02/1982CA1117308A1 Method and apparatus for attaching two objects avoiding creep
01/1982
01/26/1982US4312221 Hardness tester mounting apparatus
01/26/1982US4312220 Portable hardness tester
01/20/1982EP0044093A1 Method for testing the quality of the fixing of windings in the slots of a statorof a dynamo-electric machine
01/19/1982CA1116433A1 Portable hardness tester
01/19/1982CA1116432A1 Apparatus for measuring cohesion force of particulate materials
01/12/1982CA1116046A1 Plural valved tube fitting
01/06/1982EP0043170A1 Process and device for selecting damaged plastic crates
12/1981
12/30/1981EP0042598A1 Sand testing apparatus
12/29/1981US4307610 Method for measuring crack propagation in samples, and a high frequency pulsator for carrying out the method
12/23/1981EP0041969A1 A method of testing material hardness and an indentor for carrying out the method
12/15/1981US4305300 Railway car side frame test machine
12/15/1981US4305278 Abrasion testing
12/08/1981US4304135 Constraint factor for structural monitoring
12/08/1981US4304123 Micro hardness tester
12/01/1981US4302979 Means and techniques useful in stressing cable
12/01/1981US4302978 Means and techniques useful in stressing cable
11/1981
11/17/1981US4300398 Apparatus for measuring deflection of a blade upon application of force thereto
11/17/1981CA1112478A1 Method for evaluation of the response of different cores to a recovery process and apparatus therefor
11/10/1981US4299120 Method for determining plane strain fracture toughness of non-elastic fracture mechanics specimens
11/03/1981US4297892 Process and apparatus for the measurement of the anisotropy value of form changes in normal direction in sheet metals
11/03/1981US4297884 Method of and apparatus for the measurement of at least one mechanical property of an elastic material
11/03/1981CA1111672A1 Apparatus for testing hardness of wooden poles
10/1981
10/21/1981EP0037867A1 Method of stress grading timber, and apparatus therefor
10/20/1981US4295374 Specimen grips for dynamic mechanical analyzer
10/20/1981US4295360 Tension measuring apparatus
10/13/1981US4294015 Extensometer
10/07/1981EP0036909A2 Method for non-destructive inspection of components
10/06/1981US4292852 Method and apparatus for physically testing the integrity of the connection between an electrode assembly and a terminal conductor of an electrochemical cell
10/06/1981US4292839 Crown release pressure tester
10/01/1981WO1981002787A1 Pipe pressure testing and cleaning apparatus
09/1981
09/29/1981US4291573 Reject system for in-line pressure testing systems
09/29/1981CA1109694A1 Apparatus and method for determining the attrition properties of a mass of solid particles
09/22/1981US4290343 High volume poppet valve with orifice opening speed control
09/22/1981US4290302 Biaxial shear force gauge
09/22/1981CA1109293A1 Converting rotary motion into variable-amplitude reciprocation
09/22/1981CA1109286A1 Method of and apparatus for measuring the flexural stiffness of a sheet like sample
09/15/1981US4289037 Method of stress grading timber, and machine for stress grading timber
09/15/1981US4289036 Gauge for measuring the mouth opening displacement of fracture toughness test specimens
09/15/1981US4289031 Method of measuring hardness of flexible thread-wound golf balls or inner cores thereof
09/15/1981US4289023 Percussion method and apparatus for the investigation of a casing cement in a borehole
09/02/1981EP0034991A1 Extensometer for concrete
09/02/1981EP0034713A1 Arrangement and method for producing grooves in metal pieces
09/01/1981US4286469 Optical fiber test apparatus
08/1981
08/25/1981US4285230 Bottle tester
08/18/1981US4283957 Torsional exciter for a rotating structure
08/18/1981US4283956 Method of detecting the onset of cracking in articles during dynamic testing
08/18/1981US4283955 Method of and measuring apparatus for determining the standard tensile yield point under load conditions
08/18/1981US4283939 Dial gauge mounting apparatus
08/04/1981US4281535 Cylinder gripping apparatus
08/04/1981CA1106338A1 Hydrostatic adjusting device
07/1981
07/29/1981EP0032648A1 Static penetrometer
07/21/1981US4279655 Partially stabilized zirconia ceramics
07/21/1981US4279165 Apparatus for measuring cohesion force of particulate materials
07/21/1981US4279164 Metallurgical specimen tester
07/15/1981EP0032101A2 Fatigue indicator
07/14/1981US4278173 Combined plug and air warp neck finish gauge
07/08/1981EP0031748A1 Method and device for vehicle wheel rim testing
07/07/1981US4277174 Method and apparatus for the measurement of hardness testing indentations
07/07/1981US4276771 Hydrostatic testing apparatus
07/07/1981US4276767 Erosion potential determinations
07/07/1981CA1104372A1 Material testing device with solenoid-applied test force
06/1981
06/30/1981US4275966 Method and apparatus for the measurement of hardness testing indentations
06/30/1981CA1103960A1 Variable throw eccentric
06/24/1981EP0030889A1 Method and device for the non destructive testing of spot welds
06/23/1981US4274290 Rapid opening, high flow control valve for hydraulic actuator
06/11/1981WO1981001614A1 A method of testing material hardness and an indentor for carrying out the method
06/02/1981US4270383 Method and apparatus for measuring strength characteristics
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