Did You Know...
...that to encourage use of his new invention, the shopping cart, market owner Sylvan Goldman hired fake shoppers to push the carts around his store in Oklahoma City? Seems his customers were reluctant to give up their hand-carried baskets.
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| Number | Title | Issue Date |
| 8151906 | Microtunnelling system and apparatus A microtunnelling apparatus and system that includes an external drive system having rotational and linear thrust drive means, a drill head section having drill rotor and drill rod and connecting to intermediate drill rods allowing extension of the boring hole creat... | 04/10/2012 |
| 8141802 | Brush chipper A control mechanism for the feed of a brush chipper is disclosed. A lower feed stop bar, located under a feed table, pivots on a pivot axis located below and toward the brush chipper from the control bar of the lower feed stop bar. The center of gravity of the lower... | 03/27/2012 |
| 8118533 | Narrow four-bar linkage for suspending a wide header for an agricultural implement A suspension system for towed agricultural implements having at least one floating head of a first width suspended by a four-bar linkage of a second width wherein the first width is much greater than the second width. The floating head is permitted to float to accom... | 02/21/2012 |
| 8113306 | Control system for a work unit The present disclosure relates to a work unit with power turning. The work unit includes a frame having a first end, a second end and left and right sides that extend between the first and second ends. A work element is carried by the frame. A left propulsion elemen... | 02/14/2012 |
| 8104701 | Apparatus and method for supporting a removable anvil A grinding machine having a mounting arrangement and an anvil. The grinding machine generally including a feed table and a grinding drum positioned within a mill box. The mounting arrangement being configured to support an end of the feed table and the anvil. The an... | 01/31/2012 |
| 8042290 | Trencher with auto-plunge and boom depth control A system and process for controlling and actuating an excavation implement during excavation between an above-ground position and an operator specified below-ground position and for maintaining the specified below-ground position once achieved. The actuation of the ... | 10/25/2011 |
| 8020591 | Indexable stump cutter tooth A stump cutter tooth held by a pocket member, which has first and second edge, and the pocket member being operatively attached to a driven wheel, which has opposite first and second side surfaces. The stump cutter tooth includes an elongate tooth body that has an a... | 09/20/2011 |
| 7999562 | Apparatus and method of capacitively sensing operator presence for a stump cutter An operator detection and presence device includes a conductive sensor and a guard electrode. The sensor and electrode are physically located and electrically connected in a manner which helps the detection circuit measure if an operator's hand is on the handle or i... | 08/16/2011 |
| 7976242 | Drill head for a microtunnelling apparatus The present disclosure relates to a drill head having a drill head main body including a front end portion and a back end portion. The back end portion is configured to be connected to a drill rod. A steering shell is mounted over the front end portion. A drive shaf... | 07/12/2011 |
| 7971818 | Apparatus and method for supporting a removable anvil A grinding machine having an improved anvil mounting arrangement is provided. The mounting arrangement according to the present disclosure is configured to securely support an end of the feed table and an anvil, and also enables easy replacement of the anvil. ... | 07/05/2011 |
| 7966794 | Method for a drive system of an agricultural machine with a floating work tool A drive system for agricultural implements having at least one floating head and a tongue that may be disposed at various angles relative to a longitudinal angle of the implement. Two swivel gearbox assemblies are used, each comprising a first 90° gearbox rigidly a... | 06/28/2011 |
| 7959097 | Grinding drum with a cutter arrangement for a direction of rotation Grinding members on a grinding drum are arranged to move the material to be reduced laterally across the drum. The drum may be used in a tub grinder where the tub is configured to rotate about a vertical axis. In a tub grinder environment, the drum extends through t... | 06/14/2011 |
| 7958707 | Non-parallel four-bar linkage for suspending an agricultural implement header A suspension system for agricultural implements having at least one floating head using a four-bar linkage and permitting the floating head to accommodate variations in ground surface elevation in a lateral or transverse direction. By permitting the floating head to... | 06/14/2011 |
| 7954558 | Devices and methods for power control in horizontal directional drilling The present disclosure is directed to methods and apparatuses for controlling pump power draw from an engine in horizontal directional drilling. Various embodiments of the invention are directed to a horizontal directional drilling machine that comprises an engine t... | 06/07/2011 |
| 7942217 | Cutting apparatus for a microtunnelling system The present disclosure relates to a microtunnelling apparatus including a cutting apparatus adapted to be rotated by a drill shaft defining a central axis of rotation that extends along a length of the drill shaft. The cutting apparatus includes a front cutting roto... | 05/17/2011 |
| 7930843 | Track trencher propulsion system with component feedback A system and process for controlling propulsion and steering of a track trencher excavation machine powered by an engine includes a multiple mode propulsion and steering control system that performs a plurality of functions depending on a selection of one of a plura... | 04/26/2011 |
| 7930103 | Utility mapping and data distribution system and method A system and method of mapping underground utilities and other subsurface objects involves one or more of acquiring utility location data using a number of different detectors and sensors, processing the multiple detector/sensor output data to produce mapping data, ... | 04/19/2011 |
| 7896274 | Machine with snag anvil A machine having a snag anvil that prevents an excessive intake rate of material into a grinding or chipping chamber of the machine. The snag anvil includes a recessed impact plane located between longitudinal edges that snag material entering the grinding chamber a... | 03/01/2011 |
| 7845432 | Microtunnelling system and apparatus A microtunnelling apparatus and system that includes an external drive system having rotational and linear thrust drive means, a drill head section having drill rotor and drill rod and connecting to intermediate drill rods allowing extension of the boring hole creat... | 12/07/2010 |
| D630654 | Hood of an off-highway machine | 01/11/2011 |
| 7823813 | Lower feed stop bar A control mechanism for the feed of a brush chipper is disclosed. A lower feed stop bar, located under a feed table, pivots on a pivot axis located below and toward the brush chipper from the control bar of the lower feed stop bar. The center of gravity of the lower... | 11/02/2010 |
| 7819348 | Pivoting/telescoping winch boom for a brush chipper and method of using same A brush chipper is disclosed having a pivoting and/or reciprocating winch for improving the efficiency of the winch. ... | 10/26/2010 |
| 7778756 | Track trencher propulsion system with load control A system and process for controlling propulsion and steering of a track trencher excavation machine powered by an engine includes a multiple mode propulsion and steering control system that performs a plurality of functions depending on a selection of one of a plura... | 08/17/2010 |
| 7762013 | Trencher with auto-plunge and boom depth control A system and process for controlling and actuating an excavation implement during excavation between an above-ground position and an operator specified below-ground position and for maintaining the specified below-ground position once achieved. The actuation of the ... | 07/27/2010 |
| 7737863 | Common interface architecture for horizontal directional drilling machines and walk-over guidance systems A system and method of interfacing a drilling machine with one of a number of different walk-over guidance systems involves receiving an ID signal from a particular walk-over guidance system selected for use with the drilling machine. A protocol library associated w... | 06/15/2010 |
| 7721821 | Underground boring machine and method for controlling underground boring A method and system for controlling a horizontal directional drilling machine having a boring tool. A rate of rotation and a rate of thrust are selected by an operator. Controls allow an automatic boring operation mode to be initiated to maintain the selected rate o... | 05/25/2010 |
| 7703391 | Round baler with scale and moisture meter A large round baler equipped with moisture sensing apparatus and a bale scale to improve information useful in baling and using bales. Moisture sensing begins after the bale reaches a predetermined diameter. A history of bale weights is used to estimate how much ten... | 04/27/2010 |
| D614204 | Off-highway machine | 04/20/2010 |
| 7694753 | Dual rod drill pipe with improved flow path method and apparatus A drill rod assembly including inner and outer drill rods. The drill rod assembly further including flow passages that are in fluid communication with an annular fluid flow path defined between the inner and outer drill rods. The passages preventing blockage of a dr... | 04/13/2010 |
| 7694751 | Apparatus and method of loading a rod box for a horizontal directional drill A biased door member is provided in an external wall of a drill rod supply magazine mounted on a horizontal directional drilling (HDD) machine. The door member swings inwardly from a first position parallel to the external wall to a second position within the distal... | 04/13/2010 |
| 7641000 | System for directional boring including a drilling head with overrunning clutch and method of boring A drilling system including a drill head configured to couple to a drill string. The drill head including an offset adapter, a one-way clutch, and a drill bit. The drill head being configured to provide straight drilling along a first axis, and deviated drilling alo... | 01/05/2010 |
| 7625154 | Plow blade with water passageway and method of constructing same A plow blade having a fluid passageway and points of fluid ejection is produced with basic manufacturing processes allowing for efficient production. The blade construction has a multiple component assembly for providing the ability to rebuild a blade and replacing ... | 12/01/2009 |
| 7624937 | Method of controlling a brush chipper An improved brush cutter having an upper feed control member with stop, forward, neutral, and reverse positions also has a lower feed stop member with selectable sensitivity. Another aspect of the invention is to predict the feed roller shutoff point according to th... | 12/01/2009 |
| 7607494 | Earth penetrating apparatus and method employing radar imaging and rate sensing An earth penetrating apparatus includes a cutting tool and a sensor housing. A radar unit, rate sensor unit, processor, and transmitter are provided in the sensor housing. An antenna arrangement is coupled to the radar unit and configured for transmitting and receiv... | 10/27/2009 |
| 7596935 | Suspension system for a floating header on an agricultural implement A suspension system for fixed-frame, towed agricultural implements having at least one floating head. A hydraulic cylinder is used for both lift and suspension of the floating head. A hydraulic accumulator provides expansion room for hydraulic fluid to move in and o... | 10/06/2009 |
| 7562724 | Rod transfer mechanism synchronizer apparatus and method A synchronizer device is used for coordinating drill rod transfer mechanisms utilized in connection with transferring the drill rod between a drill rod magazine and the drill string in a horizontal directional drilling rig. The synchronizer device may transfer the m... | 07/21/2009 |
| 7549500 | Apparatus for control of a mobile machine A control system for use with a mobile machine. The control system including a hand-grip bar having right and left curved sections. The curved sections each define an approximate center. The control system further including joysticks positioned at the approximate ce... | 06/23/2009 |
| 7537428 | Adjustably pivotable grapple with fixed heel A grapple apparatus of a type having arms that pivot about parallel axes of a frame for grasping and releasing objects and wherein the entire grapple, including the grapple arms, pivots about a pivotal axis transverse to such parallel axes, and more particularly to ... | 05/26/2009 |
| 7524142 | Subsurface installation of tubing A tractor attachment for installing tubing beneath the ground includes a frame having a toolbar to which multiple plow assemblies are coupled and spaced apart by rigid spacers. Each plow assembly includes a plow blade and a drop feed tube, mile plow blades extend do... | 04/28/2009 |
| 7523571 | Machine with adapter frame for weight stabilization A mobile trencher machine having an upper assembly, a ground drive assembly, and an adapter frame positioned between and coupled to each of the upper assembly and the ground drive assembly. The ground drive assembly being positionable in one of a number of mounting ... | 04/28/2009 |
