| Patents for G01N 3 - Investigating strength properties of solid materials by application of mechanical stress (30,941) |
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| 09/13/1977 | US4047429 Method of testing glass fiber coating compositions |
| 09/13/1977 | US4047425 Testing device for measuring lateral pressure induced on a material by a vertical applied pressure |
| 09/06/1977 | US4046002 Method and apparatus for determining rotor life expended |
| 09/06/1977 | US4046001 Apparatus for measuring restoring force necessary for raising folded portions of hard paper boxes |
| 09/06/1977 | US4046000 Apparatus and method for testing article carriers |
| 08/30/1977 | US4044798 Adhesive bonded hydrotest plug and method for using the same |
| 08/30/1977 | US4044608 Method for in situ determination of concrete strength |
| 08/30/1977 | US4044599 Test system for evaluation of armors using duplicate fragments |
| 08/30/1977 | US4044598 Performance evaluation facility for seal skirt-fingers of surface effect ships |
| 08/30/1977 | US4044595 Short span tensile tester system |
| 08/23/1977 | US4043670 Spectrometer and method of examining spectral composition of light |
| 08/23/1977 | US4043179 Non-destructive testing of bonding laminates |
| 08/16/1977 | US4041806 Testing cord-to-elastomer adhesion |
| 08/09/1977 | US4041378 Interchangeable probe tip for a magnetic thickness gauge |
| 08/09/1977 | US4040292 Method and apparatus for indicating the density of ballast |
| 08/09/1977 | US4040291 Hardness tester |
| 07/19/1977 | US4036048 Hardness testing device |
| 07/12/1977 | US4034603 Method of an apparatus for testing the hardness of materials |
| 07/12/1977 | US4034602 Dynamic mechanical analyzer |
| 07/05/1977 | USRE29288 Material analyzing apparatus and method |
| 07/05/1977 | US4033172 Apparatus for testing hollow bodies |
| 06/28/1977 | US4031746 Automatic tensile test apparatus |
| 06/21/1977 | US4030348 Machine for use in monitoring fatigue life for a plurality of elastomeric specimens |
| 06/07/1977 | US4027531 Method and machine for locating variations in tension in a saw blade |
| 06/07/1977 | US4027529 Method and apparatus for testing spot welds |
| 05/31/1977 | US4026145 Hydraulic grip for tubular mechanical properties specimen |
| 05/17/1977 | US4023401 Hand-operable durometer |
| 05/17/1977 | US4023396 Impact impulse measuring device |
| 05/10/1977 | US4022057 Expanding tool for nondestructive inspection of flexible wire rope |
| 05/10/1977 | US4022056 Hardness testing apparatus |
| 05/10/1977 | US4022053 Projectile guide track |
| 05/03/1977 | US4020696 High pressure, high temperature transducer |
| 05/03/1977 | US4020678 Method and system for testing of individual gear teeth |
| 05/03/1977 | US4020672 Mechanical force pulse generator for use in structural analysis |
| 04/26/1977 | US4019378 Hydraulic chucking head |
| 04/26/1977 | US4019376 Hardness tester |
| 04/26/1977 | US4019374 Electromagnetic impulser for dynamically loading a structure |
| 04/26/1977 | US4019365 Thermomechanical analyzer |
| 04/19/1977 | US4018080 Device for tensioning test specimens within an hermetically sealed chamber |
| 04/05/1977 | US4015465 Color displaying fatigue sensor |
| 03/22/1977 | US4012947 Method and apparatus for testing battery connector welds |
| 03/01/1977 | US4009606 Device for the study of materials subjected to alternate tensile and compressive tests |
| 02/22/1977 | US4008605 Impact test method |
| 02/15/1977 | US4007633 Method of determining the physical characteristics of a sea floor |
| 02/15/1977 | US4007632 Apparatus for determining the textural qualities of food |
| 02/15/1977 | US4007623 Spring operated accelerator and constant force spring mechanism therefor |
| 02/08/1977 | US4006626 Method and apparatus for evaluating rebounding characteristics of objects |
| 01/25/1977 | US4004457 Compression tester |
| 01/25/1977 | US4004450 Device for measuring impact pulses |
| 01/25/1977 | US4004449 Impact sound stressing for semiconductors |
| 01/18/1977 | US4003247 Torsional oscillation apparatus |
| 01/18/1977 | US4003246 Specimen crack stress intensity control loop for test device |
| 01/11/1977 | US4002061 Capacitance transducer for the measurement of bending strains at elevated temperatures |
| 01/04/1977 | US4000656 Apparatus for designing and testing proper values of parameters relating to supporting hydrodynamically lubricated bearing journals |
| 01/04/1977 | US4000644 Method and apparatus for testing tensile properties |
| 01/04/1977 | US4000642 Process and device for testing the thermostability of shaped articles of thermoplastic material |
| 12/28/1976 | US3999420 Lens impact hammer apparatus and methods |
| 12/21/1976 | US3998090 Soil compactor |
| 12/07/1976 | US3995473 Inspection head |
| 11/30/1976 | US3994159 Holding for tensile testing fabrics |
| 11/30/1976 | US3994158 Hydraulically operated workpiece testing machine |
| 11/30/1976 | US3994157 Pellet crushing strength tester |
| 11/23/1976 | US3992928 Measuring the strength of a rock formation in situ |
| 11/16/1976 | US3991608 Impact simulator method and apparatus |
| 10/26/1976 | US3987670 Blade wear measuring system |
| 10/26/1976 | US3987669 Method of determining the relative fracturability of materials |
| 10/19/1976 | US3986566 Compaction apparatus |
| 10/19/1976 | US3986392 Apparatus for testing dynamic impact resistance of a tire |
| 10/19/1976 | US3986387 Supporting fixtures for pressure-testing pipe sections |
| 10/12/1976 | US3985026 Surface coating test apparatus |
| 10/12/1976 | US3985015 Impact wear testing device |
| 10/05/1976 | US3983745 Test specimen crack correlator |
| 09/28/1976 | US3982427 Apparatus for working and testing solid elastomers |
| 09/28/1976 | US3982419 Apparatus for and method of determining rotational and linear stiffness |
| 09/21/1976 | US3981621 Bearing wear detection devices |
| 09/14/1976 | US3979948 Apparatus for determining the dynamic complex hardness of resilient roll coverings |
| 08/24/1976 | US3975956 Support hosiery testing apparatus and method |
| 08/24/1976 | US3975950 Apparatus for testing material strength |
| 08/17/1976 | US3974686 Extensometer for tensile tester |
| 08/17/1976 | US3974679 Accelerated concrete strength testing |
| 08/17/1976 | US3974678 Automatic paint cure tester |
| 08/10/1976 | US3973433 Method and relative apparatus for controlling the cutting capacity of the grinding wheel of a grinder |
| 08/10/1976 | US3973432 Lacquer hardness testing apparatus |
| 08/10/1976 | US3973429 Test apparatus for engine heads |
| 08/03/1976 | US3972229 Hardness testing probe assembly |
| 08/03/1976 | US3972222 Method and apparatus for testing articles employing a small arms primer |
| 08/03/1976 | US3972220 Method for testing the resilience of solid particles |
| 07/27/1976 | US3971245 Wear testing device |
| 07/20/1976 | US3969930 Testing viscoelastic solids |
| 07/20/1976 | US3969929 Drill module for borehole stress measuring instrument |
| 07/20/1976 | US3969928 Non-destructive testing method for determining a body's mechanical properties and stresses |
| 06/29/1976 | US3966184 Die-testing press |
| 06/29/1976 | US3965737 Method and apparatus for indicating the amount of torque in a yarn |
| 06/29/1976 | US3965729 Load crack testing device |
| 06/29/1976 | US3965727 Hardness testing instrument |
| 06/22/1976 | US3964348 Method and machine for straightening and tensioning saw blades |
| 06/22/1976 | US3964300 Ski gauge |
| 06/08/1976 | US3961525 Method of and device for resting the fatigue strength of rotors, especially disc wheels, especially those for motor vehicles |
| 06/08/1976 | US3961524 Method and apparatus for determining rock stress in situ |
| 06/08/1976 | US3961521 Tooth testing system and machine |