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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 |
| 8185344 | Method of determining a dimension of a sample of a construction material and associated apparatus An apparatus for determining a dimension of a construction material is provided. At least one material-interacting device is configured to interact with the construction material so as to determine at least one surface characteristic thereof. A computer device is co... | 05/22/2012 |
| 8164048 | Nuclear gauges and methods of configuration and calibration of nuclear gauges Nuclear gauges and method of configuration and methods of calibrations of the nuclear gauges are provided. The nuclear gauges are used in measuring the density and/or moisture of construction-related materials. The nuclear gauge can include a gauge housing having a ... | 04/24/2012 |
| 8126680 | Methods, systems, and computer program products for locating and tracking objects Methods, systems, and computer program products for locating and tracking objects are disclosed. According to one system, a locating device can be configured to determine a location of an object. According to another system, an identifying device can be configured t... | 02/28/2012 |
| 8112242 | Paving-related measuring device incorporating a computer device and communication element therebetween and associated method A system for determining a property of a paving-related material is provided. Such a system comprises a measuring device for selectively and directly measuring the property. A computer device is capable of executing a software program product and communicating with ... | 02/07/2012 |
| 8082801 | Gyratory compactor apparatuses and associated methods A gyratory compactor apparatus adapted to interact with a mold that defines a mold axis is provided. The gyratory compactor apparatus includes a frame defining a frame axis and having a first mounting plate and a pivoted support carried by the frame and capable of r... | 12/27/2011 |
| 8071937 | Methods, systems, and computer program products for measuring the density of material including a non-nuclear moisture property detector The subject matter described herein includes methods, systems, and computer program products for measuring the density of a material. According to one aspect, a material property gauge includes a nuclear density gauge for measuring the density of a material. The nuc... | 12/06/2011 |
| 8011248 | Methods, systems, and computer program products for determining a property of construction material Methods, systems, and computer program products for determining a property of construction material. According to one aspect, a material property gauge operable to determine a property of construction material is disclosed. The gauge may include an electromagnetic s... | 09/06/2011 |
| 8001845 | Gyratory compactor apparatuses and associated methods A gyratory compactor apparatus is provided that is adapted to interact with a mold that defines a mold axis. The gyratory compactor apparatus includes a frame that defines a frame axis and has a first mounting plate and a spaced-apart second mounting plate. A pivote... | 08/23/2011 |
| 7928360 | Methods, systems, and computer program products for measuring the density of material including a non-nuclear moisture property detector The subject matter described herein includes methods, systems, and computer program products for measuring the density of a sample construction material. According to one aspect, a nuclear density gauge is disclosed for measuring the density of a sample construction... | 04/19/2011 |
| 7872222 | Nuclear density gauge A nuclear density gauge includes a base and at least one gamma radiation detector mounted at a predetermined location relative to an axis extending longitudinally of the base. The gauge further includes a gamma radiation source and a source mount that mounts the gam... | 01/18/2011 |
| 7820960 | Methods, systems, and computer program products for measuring the density of material including a non-nuclear moisture property detector The subject matter described herein includes methods, systems, and computer program products for measuring the density of a sample construction material. According to one aspect, a nuclear density gauge is disclosed for measuring the density of a sample construction... | 10/26/2010 |
| 7705614 | Apparatuses and systems for density gauge reference emulation Apparatuses and systems for emulating electrical characteristics of a material having a known dielectric constant are disclosed for standardizing and calibrating of electromagnetic devices. The emulator apparatus can include an electrically non-conductive layer havi... | 04/27/2010 |
| 7605366 | Nuclear density gauge A nuclear density gauge includes a base and at least one gamma radiation detector mounted at a predetermined location relative to an axis extending longitudinally of the base. The gauge further includes a gamma radiation source and a source mount that mounts the gam... | 10/20/2009 |
| 7581446 | Methods, systems, and computer program products for determining a property of construction material Methods, systems, and computer program products for determining a property of construction material. According to one aspect, a material property gauge operable to determine a property of construction material is disclosed. The gauge may include an electromagnetic s... | 09/01/2009 |
| 7569810 | Methods, systems, and computer program products for measuring the density of material Methods, systems, and computer program products for measuring the density of material. According to one aspect, a nuclear density gauge is disclosed for measuring the density of a sample construction material. The gauge includes a radiation source positioned in an i... | 08/04/2009 |
| 7376530 | Paving-related measuring device incorporating a computer device and communication element therebetween and associated method A system for determining a property of a paving-related material is provided. Such a system comprises a measuring device for selectively and directly measuring the property. A computer device is capable of executing a software program product and communicating with ... | 05/20/2008 |
| 7370574 | Device for determining and maintaining mold gyration angle in a gyratory compactor 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... | 05/13/2008 |
| 7360444 | Interaction device for a mold for a gyratory compactor 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... | 04/22/2008 |
| 7239150 | Pavement material microwave density measurement methods and apparatuses A method of obtaining a material property of a pavement material from a microwave field generally includes generating a microwave frequency electromagnetic field of a first mode about the pavement material. The frequency response of the pavement material in the elec... | 07/03/2007 |
| 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 |
| RE38910 | Low activity nuclear density gauge A nuclear density gauge and test method is provided for measuring density material in a relatively thin zone beneath a surface of the material. The gauge comprises a gauge housing and a substantially planar base on said gauge housing adapted to be positioned on a su... | 12/06/2005 |
| 6928891 | Material sample preparation apparatus and method An automated apparatus for preparing material samples includes a rotatable drum support assembly, a drum rotatably contacting the drum support assembly, a fan, and a powered drive mechanism. The drum includes a hollow main section and first and second hollow end sec... | 08/16/2005 |
| 6915216 | Measurement device incorporating a locating device and a portable handheld computer device and associated apparatus, system and method A system adapted to determine a property of a paving-related material is provided. Such a system comprises a central computing system housing database, such as a geographic information system (GIS). A measuring device for selectively and directly measuring the prope... | 07/05/2005 |
| 6868738 | Method and apparatus for determining the angle of gyration and/or the pressure in a gyratory compactor An apparatus adapted to interact with a cylindrical mold for a gyratory compactor so as to determine a property of the gyratory compactor is provided, wherein the mold is adapted to contain a sample therein. Such an apparatus comprises a rigid disk-shaped plate defi... | 03/22/2005 |
| 6054323 | Method and apparatus for analyzing asphalt content An apparatus and method for assaying an asphalt-containing composite material by irradiating the sample using a radiation source having a tunable preselected wavelength selected to closely approximate the absorbance wavelength of a particular material or ... | 04/25/2000 |
| 5969261 | Apparatus and method for measuring rutting susceptibility An apparatus and method for testing rutting susceptibility of test specimens. The apparatus includes a specimen holder having cavities for receiving one or more test specimens having an exposed surface for testing. A load bearing surface is positioned abo... | 10/19/1999 |
