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...Daniel Webster invented a "bull plow" to pull out tree stumps. It didn't catch on because it was huge and required four oxen to pull it!
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| Number | Title | Issue Date |
| 8033163 | Device and methods for use of a dynamic cone penetrometer for evaluating soil compaction The present invention includes a device and method for more particularly evaluating the compaction of soil by automating the use of a prior art dynamic cone penetrometer such that user error and error caused by field conditions are eliminated. Recordation of penetro... | 10/11/2011 |
| 7810381 | Hydrostatically compensated deep sea probe with shear strain gauges A hydrostatically compensated soil resistance probe includes a cylindrical body having a distal tip for insertion into a material, a plurality of load gates for transitioning an axial load on said cylindrical body to a shear load, and a plurality of shear load senso... | 10/12/2010 |
| 7628059 | Mobile turf instrument apparatus having driven, periodically insertable, ground penetrating probe assembly A mobile turf instrument apparatus has a wheeled frame that may be propelled over the ground by a motive device, such as by a separate vehicle or by its own engine and drive train. A driven arm is carried on the frame and revolves in circles to periodically insert t... | 12/08/2009 |
| 7617718 | Device and methods for use of a dynamic cone penetrometer for evaluating soil compaction The present invention includes a device and method for more particularly evaluating the compaction of soil by automating the use of a prior art dynamic cone penetrometer such that user error and error caused by field conditions are eliminated. Recordation of penetro... | 11/17/2009 |
| 7493803 | Ball penetrometer for soft soils testing A ball penetrometer probe for in situ measurement of soft soil properties, particularly in the seabed, comprises a spherical body and slender shaft assembly, and either individually or in combination, an anti-friction sleeve enclosing the shaft and/or a peripheral p... | 02/24/2009 |
| 7370538 | Method and apparatus for determining insulation thickness A method for determining the thickness of a layer of insulation comprises the steps of: contacting a top surface of a portion of the layer of insulation, compressing the portion of the layer of insulation until a predetermined compressive load is achieved, measuring... | 05/13/2008 |
| 7353714 | Method and apparatus for automatic load testing using bi-directional testing The subject invention pertains to a method and apparatus for testing the static load-bearing capacity of a pile. In an embodiment, one or more load devices for applying a test load can be disposed within a pile such that a pile element can be above the load device, ... | 04/08/2008 |
| 7347103 | Pile testing reaction anchor apparatus and method Pile testing apparatus and method apply static compressive forces on a pile to be tested for load bearing capacity. Retractable and reusable reaction anchor assemblies are installed into the ground for pile testing and then are retrieved from the ground after comple... | 03/25/2008 |
| 7327107 | System and methods for automatically moving access barriers initiated by mobile transmitter devices An operator system and related methods for automatically controlling access barriers which includes a base controller associated with at least one access barrier and at least one base receiver associated with the base controller. The system also includes at least on... | 02/05/2008 |
| 7327108 | System and methods for automatically moving access barriers initiated by mobile transmitter devices An operator system and related methods for automatically controlling access barriers which includes a base controller associated with at least one access barrier and at least one base receiver associated with the base controller. The system also includes at least on... | 02/05/2008 |
| 7314004 | Method for delayed detonation of a penetrating weapon and related apparatus and systems The present invention is directed to a system and a method for accurately locating a penetrating-type weapon within a shelter for detonation at a desired target site. The method includes detecting a deceleration threshold event indicative of the penetrating weapon i... | 01/01/2008 |
| 7308821 | Arrangement for determining the penetration depth on putting in place supporting elements into a water bed With an arrangement for determining the penetration depth (10) when putting in place supporting elements (2) into a water bed (5), according to the invention, there is provided a pressure sensor (7) for measuring the water pressure which ... | 12/18/2007 |
| 7299686 | System and method for testing the compaction of soil A device for determining soil compaction includes a control member fitted with one or more sensors that measure the response of the control member during co-action between the control member and a soil surface. In one embodiment, this response can be flexure as char... | 11/27/2007 |
| 7240743 | Soil probe insertion arrangement and method of use This invention relates to probes used in the ground for the collection of data relating to soil conditions and in particular to a construction and method of insertion of probe bodies that will house such probes. A probe body insertion apparatus comprises a tool for ... | 07/10/2007 |
| 7240538 | Hydro test apparatus and method for ammunition An apparatus for hydrotesting a hollow component includes a generally cylindrical main body having a bore therethrough that defines first and second open ends, the bore including a central axis; first and second end plates fixed to the main body for closing t... | 07/10/2007 |
| 7234362 | Subsurface material property measurement Subsurface material property measurements, such as soil or chemical properties, are obtained in situ by a direct push method that includes rotating a ring bit at the end of a casing to drill through subsurface materials, lowering a measurement probe through the adva... | 06/26/2007 |
| 7231815 | Relative humidity probe for concrete A probe for determining the relative humidity and temperature of a substance such as a concrete floor. The probe is adapted to be inserted into a hole in the substance being tested. The probe has a head portion and a tail portion. A display is provided on the head p... | 06/19/2007 |
| 7201060 | Apparatus and method for determining pore fluid and soil properties using multi-sensor measurement systems An apparatus and methods for determining in situ pore fluid and soil properties at a particular subsurface location are disclosed. In one embodiment, the apparatus comprises a penetrating tip member configured to penetrate soil. The apparatus further comprises an at... | 04/10/2007 |
| 7191851 | Unattended ground sensor assembly There is provided a ground sensor assembly adapted for deployment from air to a selected ground location. The ground sensor assembly comprises an aerially deployable sensor housing which has upper and lower housing ends defining a longitudinally elongated aperture t... | 03/20/2007 |
| 7175368 | Method and test setup for determining the bearing behaviour of displacement piles The invention relates to a method and a test setup for determining the bearing behaviour of displacement piles. The displacement piles are produced by making a hole using a displacement head and subsequently filling the hole with a hardenable suspension, whilst leav... | 02/13/2007 |
| 7143653 | Enhanced triaxial tester with volume change device for measurement of flow properties of dry cohesive particulate systems under low confining pressures Disclosed is a triaxial system for testing particulate matter under substantially dry triaxial load conditions comprising: a housing means fillable with confining fluid for providing confining pressure on a sample of dry particulate matter to be tested, the housing ... | 12/05/2006 |
| 7137285 | Method and instrument for characterizing treading surfaces, for instance for realizing synthetic turf surfaces An instrument (“artificial athlete”) for characterizing, from the biomechanical standpoint, a treading surface, such as natural grass cover or synthetic grass flooring, is configured for: dropping a weight from a given height on the surface, producing the conver... | 11/21/2006 |
| 7121149 | Gyratory compactor apparatus and associated devices and methods A gyratory compactor apparatus is provided for interacting with a sample within a generally cylindrical mold having a flange. Such an apparatus comprises a frame defining an axis and an offsetable member engaged with the frame for engaging one end of the mold. The o... | 10/17/2006 |
| 7110884 | Methods in the engineering design and construction of earthen fills The invention is a composite of interdependent engineering methods for earthen fill engineering and construction. The invention includes the development, utilization, and correlation of actual, cumulative field compaction energies, unique to and based on field combi... | 09/19/2006 |
| 7055374 | System for characterizing bulk mechanical properties of aerated materials A device for determining physical properties of aerated particulate materials. The device may be formed from an inner container positioned in an outer container, wherein the inner container is adapted to hold a particulate material. An air source is in fluid communi... | 06/06/2006 |
| 7040146 | Soil or snow probe A soil or snow probe which incorporates a load cell in the probe head and also an accelerometer so that a vertical strength profile of the snow or soil can be established. The device does not need to be driven at a constant speed and can be manually driven into the ... | 05/09/2006 |
| 7028554 | Instrumented deep tillage implement An instrument and method for variable depth tillage is provided. A soil engaging implement has a pair of load cells and at least one strain gauge set mounted thereon. The load cells are used to determine a linear trend of topsoil resistance pressure change with dept... | 04/18/2006 |
| 7013745 | Unattended ground sensor assembly There is provided a ground sensor assembly adapted for deployment from air to a selected ground location. The ground sensor assembly comprises an aerially deployable sensor housing which has upper and lower housing ends defining a longitudinally elongated aperture t... | 03/21/2006 |
| 6997044 | Test system for a flexible tube A system is provided for testing a flexible tube. First and second hollow mandrels are inserted into opposing ends of the tube. Each mandrel has a conically tapered portion at one end thereof and a cylindrical portion extending from the conically tapered portion. Th... | 02/14/2006 |
| 6983643 | Ground assessment For assessing ground quality, such as a condition of a racetrack, a handheld device has a shaft, a plate mounted to its bottom end, and a sensor body also mounted to the bottom of the shaft, independently of the plate. A tine tip projects below the sensor body. The ... | 01/10/2006 |
| 6973822 | Safety drive hammer for a dynamic cone penetrometer Drive hammer assembly with a drive hammer and rod is used with dynamic cone penetrometer tests. A rod end is attached to a cone penetrometer used to measure strength and density of soil. The assembly has no exterior impact zones, eliminating any chance of user injur... | 12/13/2005 |
| 6962073 | Method and device for determining the values of stiffness and dampening of surfaces The present invention relates to a method for determining the values of stiffness and dampening, in particular of surfaces for sports fields. The invention furthermore relates to a device for carrying out the aforesaid method. The object of the present invention is ... | 11/08/2005 |
| 6942429 | Post-stressed pile A structural pile assembly includes a driven pile and pressurized grout contained beneath the pile so as to exert an upward force on the pile. An enclosure, such as a bladder or bellows, is filled with grout from a reservoir via a conduit which preferably extends ax... | 09/13/2005 |
| 6925858 | Turf test apparatus A drop test apparatus for determining the resiliency of playing surface comprising a missile for impacting the surface including a guide for providing substantially unrestricted free flight of the missile, a pair accelerometers carried by the missile for producing s... | 08/09/2005 |
| 6923599 | In-ground lifting system and method An in-ground lifting system and method are provided that is operable for raising a structure and its foundation at least several feet. In one presently preferred embodiment, the method is utilized to raise the structure above any anticipated flood levels to thereby ... | 08/02/2005 |
| 6912903 | Soil compaction measurement An apparatus and method are provided for the in-situ measurement of the stiffness of a layer of soil or other surface of interest. The apparatus includes a contact foot for engaging the surface and a drive transducer coupled to the contact foot for applying a vibrat... | 07/05/2005 |
| 6701771 | Multi-friction sleeve penetrometer apparatus and method Disclosed are apparatus and method for determining interface strength in situ. In one embodiment, the apparatus includes a plurality of load cells, wherein each load cell obtains an in situ measurement of interface strength at each measurement depth that ... | 03/09/2004 |
| 6536263 | Gauges for testing sand in or for golf course sand bunkers A sand penetrability gauge for golf course bunker sand, having a probe shaft for penetrating into bulk sand, a weight or spring for reproducibly applying force to advance the probe shaft into bulk sand, the probe shaft being movably connected to the weigh... | 03/25/2003 |
| 6531965 | Modular open system architecture for unattended ground sensors An unattended ground sensor for the monitoring of a remote area. The unattended ground sensor comprises a housing that supports a power source, a communications module, at least one sensor module and a mainframe module. Additionally, the unattended ground... | 03/11/2003 |
| 6505998 | Ground treatment A ground treatment device (10) is weighted to provide ground treatment by dropping the device onto the ground. The device (10) has a relatively narrow nose (12) which provides, in use, the point of first contact with the ground. The device widens away fro... | 01/14/2003 |
