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| Number | Title | Issue Date |
| 8073653 | Component life indicator A life indicator for a component of a machine is disclosed. The life indicator includes at least one sensor operably associated with the machine and configured to sense a property associated with the machine. The sensor is configured to output the sensed property as... | 12/06/2011 |
| 8004982 | Method and system for choosing communication services A method and system for determining one or more desired communication services for an application. The method and system includes determining at least one application operating parameter, at least one communication operating parameter, at least one cost factor, and ... | 08/23/2011 |
| 7268671 | Shaped modulation audible alarm A method and apparatus for providing an audible alarm signal. The method and apparatus includes creating a rectangular pulse signal having a desired period and a desired first amplitude, adding a shaped modulation component to the rectangular pulse signal from the d... | 09/11/2007 |
| 7225108 | Cross correlation diagnostics tool for vibration analysis A system and method for detecting and analyzing anomalies in a machine during operation. The system and method includes at least one sensor associated with a component on the machine, a transducer configured to be positioned about the component, and a test station f... | 05/29/2007 |
| 7194383 | Vibration analysis system and method for a machine A system and method for detecting and analyzing anomalies in a machine during operation. The system and method includes at least one sensor configured to detect characteristics of the machine indicative of machine vibration, at least one other sensor configured to d... | 03/20/2007 |
| 7082338 | Method for providing a process model for a material in a manufacturing process A method for providing a process model for a material in a manufacturing process. The method includes the steps of receiving stress and distortion information of the material from a previous manufacturing process, determining updated stress and distortion informatio... | 07/25/2006 |
| 7062350 | Control method and apparatus for a work tool A method and apparatus for controlling a work tool. The method and apparatus includes receiving a command to engage a vibratory mode of the work tool, actuating the vibratory mode, and increasing at least one of an amplitude and a frequency of vibration as a functio... | 06/13/2006 |
| 7055469 | Combustion engine variable compression ratio apparatus and method An apparatus and method for varying a compression ratio of an engine having a block and a head mounted thereto. The apparatus and method includes a cylinder having a block portion and a head portion, a piston linearly movable in the block portion of the cylinder, a ... | 06/06/2006 |
| 6768974 | Method for determining a model for a welding simulation and model thereof A method for determining a model for a welding simulation, and the associated model. The method includes the steps of determining a history annihilation model of a material being welded, determining a strain hardening model of the material being welded, determining ... | 07/27/2004 |
| 6757604 | Method and apparatus for determining torque at desired locations on a machine A method and apparatus for determining a value of torque at a desired location on a machine. The method and apparatus includes choosing the desired location, determining an operating condition relevant to the desired location, determining a plurality of parameters o... | 06/29/2004 |
| 6749130 | Check line valve faster venting method A valve unit having a needle valve member, a control valve, a control line extending between the control valve and the needle valve member. Pressurized actuation fluid may be applied to the needle valve member via the control valve and the control line, in order to ... | 06/15/2004 |
| 6453227 | Method and apparatus for providing a display of a work machine at a work site A method and apparatus for providing a display of a work machine at a work site. The work machine has a work implement controllably attached. The method includes the steps of determining a position of the work machine relative to the site, determining a p... | 09/17/2002 |
| 6446498 | Method for determining a condition of an exhaust gas recirculation (EGR) system for an internal combustion engine A method for determining a condition of an exhaust gas recirculation (EGR) system for an internal combustion engine. The method includes the steps of setting an EGR valve located on the EGR system to a first position, determining a first temperature value... | 09/10/2002 |
| 6445990 | Method and apparatus for controlling straight line travel of a tracked machine A method and apparatus for controlling straight line travel of a tracked machine having a left track and a right track. The method and apparatus includes initiating a straight line travel mode of the tracked machine, determining an initial heading angle o... | 09/03/2002 |
| 6437726 | Method and apparatus for determining the location of underground objects during a digging operation A method and apparatus for determining a location of an underground object during a digging operation. The method and apparatus includes delivering a signal toward the underground object, receiving a reflected signal from the underground object, determini... | 08/20/2002 |
| 6431008 | Method and apparatus for determining a slack-side tension of a track on an earthworking machine A method and apparatus for determining a tension of a track on an earthworking machine, the track having a front catenary portion and a rear catenary portion. The method and apparatus includes determining a direction of motion of the earthworking machine,... | 08/13/2002 |
| 6431050 | Apparatus for multiplexing a plurality of hydraulic cylinders An apparatus for multiplexing a first hydraulic cylinder and a second hydraulic cylinder. Each cylinder has a head end port and a rod end port. The apparatus includes a tank, a pump connected to the tank, and a control valve having an inlet port connected... | 08/13/2002 |
| 6398102 | Method for providing an analytical solution for a thermal history of a welding process A method for providing an analytical solution for a thermal history of a welding process having multiple weld passes. The method includes the steps of inputting a plurality of files and parameters, preprocessing information from the plurality of files and... | 06/04/2002 |
| 6375433 | Method and apparatus for controlling pump discharge pressure of a variable displacement hydraulic pump A method and apparatus for controlling a pump discharge pressure of a variable displacement hydraulic pump having a swashplate, and a servo valve for controlling an angle of inclination of the swashplate. The method and apparatus includes sensing a value ... | 04/23/2002 |
| 6374722 | Apparatus and method for controlling a discharge pressure of a variable displacement hydraulic pump An apparatus and method for controlling a discharge pressure of a variable displacement hydraulic pump. The apparatus and method includes a swashplate pivotally attached to the pump, a valve plate located on the pump to allow hydraulic fluid to enter the ... | 04/23/2002 |
| 6360166 | Apparatus and method for removing logs from a forestry site An apparatus and method for removing logs from a forestry site. The apparatus and method includes a primary mobile machine having means attached to a rearward portion thereof for holding a first end of a first log cluster. The apparatus and method also in... | 03/19/2002 |
| 6325035 | Method and apparatus for starting an engine using capacitor supplied voltage A method and apparatus for starting an internal combustion engine using energy stored in a capacitor. The method and apparatus includes at least one battery for providing energy at a low voltage, an inverter for receiving the energy at the low voltage and... | 12/04/2001 |
| 6321153 | Method for adjusting a process for automated bucket loading based on engine speed A method for adjusting a process for automated bucket loading of a work machine having an engine and a work implement. The work implement includes a bucket. The method includes the steps of determining when the bucket engages a pile of material, initiatin... | 11/20/2001 |
| 6282453 | Method for controlling a work implement to prevent interference with a work machine A method for controllably moving a work implement attached to a work machine. The method includes the steps of inputting a velocity command, determining a plurality of desired cylinder positions as a function of the desired velocity command, and comparing... | 08/28/2001 |
| 6266596 | Method and apparatus for controlling a mobile machine during start-up A method and apparatus for controlling a mobile machine during start-up. The mobile machine has a prime power source, a means for transport, and at least one auxiliary system; the means for transport and the at least one auxiliary system are controllably ... | 07/24/2001 |
| 6237952 | Rollover protective structure for a mobile machine A rollover protective structure for a mobile machine. The structure includes a base member, a plurality of lower post portions attached to the base member, and a plurality of upper post portions, each associated with a corresponding lower post portion. Ea... | 05/29/2001 |
| 6236916 | Autoguidance system and method for an agricultural machine A system and method for providing autoguidance for an agricultural machine. The system includes a main machine control module to control steering of the agricultural machine, a position determining system, and a guidance map. The system also includes an a... | 05/22/2001 |
| 6236923 | Method and apparatus for controlling the inflation pressure of a pneumatic compactor A method and apparatus for controlling the inflation pressure on a pneumatic compactor. The method and apparatus includes means for dynamically determining a level of density of a material to be compacted, a control system for determining a desired inflat... | 05/22/2001 |
| 6227238 | Valve providing pressure differential proportional to downstream pressure An apparatus for providing a hydraulic pressure differential proportional to a downstream pressure. The apparatus includes a first chamber having a first cross section area, a main chamber portion, a first end, and a second end; a first spool portion loca... | 05/08/2001 |
| 6212862 | Method and apparatus for determining an area of harvested crop A method and apparatus for determining an area of crop being harvested by a harvesting machine having a cutter bar of a known total width. The method and apparatus includes a position determining system located on the harvesting machine, and a processor l... | 04/10/2001 |
| 6205381 | Method and apparatus for providing autoguidance for multiple agricultural machines A method and apparatus for providing autoguidance for a plurality of agricultural machines. Each agricultural machine has a work implement attached to it. The method includes the steps of determining a reference path by a first agricultural machine, commu... | 03/20/2001 |
| 6188942 | Method and apparatus for determining the performance of a compaction machine based on energy transfer In a first embodiment, a method and apparatus for determining compaction performance of a material by a compactor having a known compaction width. The method and apparatus includes determining a lift thickness of the material, determining a rolling resist... | 02/13/2001 |
| 6173215 | Method for determining a desired response to detection of an obstacle A method is disclosed for responding to the detection of an obstacle in the path of a mobile machine as the mobile machine traverses the path at a work site. The method includes the steps of scanning a field of interest, detecting the presence of an obsta... | 01/09/2001 |
| 6141614 | Computer-aided farming system and method A computer-aided farming system having a first control system which receives data defining a plurality of parameters. The first control system responsively determines a plurality of nodes located at an agricultural field, and determines a condition status... | 10/31/2000 |
| 6141613 | Apparatus and method for controlling the steering of a tracked machine The present invention is an apparatus and method to control the steering of a tracked machine having a clutch/brake steering system. The tracked machine has a left drive and a right drive. The left drive has a clutch and brake and the right drive has a cl... | 10/31/2000 |
| 6134502 | Energy-based approach for obstacle avoidance A method for determining an alternate path by a mobile machine to avoid at least one obstacle. The method includes the steps of assigning an initial value of charge to the mobile machine, assigning a value of charge to a desired destination, determining t... | 10/17/2000 |
| 6129155 | Method and apparatus for controlling a work implement having multiple degrees of freedom A method and apparatus for controlling a plurality of hydraulic cylinders to control the movement of a work implement having multiple degrees of freedom. The method includes inputting a velocity command in a work implement frame of reference, determining ... | 10/10/2000 |
| 6119786 | Method and apparatus for controlling a hitch system on a work machine A method and apparatus for controlling a hitch system on a work machine, the hitch system having a work implement attached. The method and apparatus includes determining at least one force applied to at least one of the work machine and the work implement... | 09/19/2000 |
| 6105682 | Apparatus for controlling an earthworking implement having four degrees of freedom An apparatus for controlling an earthworking implement. The earthworking implement is movably attached to a track-type tractor having a main frame and a track roller frame. The track roller frame is located on a left and a right side of the main frame. Th... | 08/22/2000 |
| 6082466 | Rowcrop machine guidance using ground penetrating radar An apparatus and method is shown for determining the position of a rowcrop in a field being traversed by a mobile machine. The apparatus and method includes a ground penetrating radar (GPR) assembly located on the mobile machine, a processor for receiving... | 07/04/2000 |
