Did You Know...
...that it was melting ice cream that inspired the invention of the outboard motor? It was a lovely August day and Ole Evinrude was rowing his boat to his favorite island picnic spot. As he rowed, he watched his ice cream melt and wished he had a faster way to get to the island. At that moment the idea for the outboard motor was born!
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| Number | Title | Issue Date |
| 8024873 | Resilient excavation bucket, excavation apparatus, and methods of use and manufacture thereof A resilient excavation bucket for use with a piece of machinery having an articulated arm. The excavation bucket comprises a resilient member and a rigid member. The resilient member has a digging edge adapted to deflect in response to pressure from impact with a ma... | 09/27/2011 |
| 7900383 | Resilient excavation bucket, excavation apparatus, and methods of use and manufacture thereof A resilient excavation bucket for use with a piece of machinery having an articulated arm. The excavation bucket comprises a resilient member and a rigid member. The resilient member has a digging edge adapted to deflect in response to pressure from impact with a ma... | 03/08/2011 |
| 7797861 | Resilient excavation bucket, excavation apparatus, and methods of use and manufacture thereof A resilient excavation bucket for use with a piece of machinery having an articulated arm. The excavation bucket comprises a resilient member and a rigid member. The resilient member has a digging edge adapted to deflect in response to pressure from impact with a ma... | 09/21/2010 |
| 7752780 | Hydraulic backhoe shift mechanism An earth-working vehicle, such as a backhoe loader, has an implement, such as a backhoe, mounted in a manner that the implement can be shifted transversely with respect to the vehicle. A hydraulic motor and roller cable or rack are secured to the vehicle main frame ... | 07/13/2010 |
| 7739813 | Telescoping boom for excavating apparatus There is provided a telescoping boom system for an excavating apparatus which includes a linkage member having a pivot segment and lever segment pivoted about a rotating fixed boom. A first hydraulic cylinder is coupled from the fixed boom to the pivot segment. A se... | 06/22/2010 |
| 7730648 | Construction vehicle A construction vehicle of an all-round traverse type is configured such that when working by using one working machine of an excavating machine and a loading machine mounted on front and rear sides of a cabin, the working machine in use can perform operation without... | 06/08/2010 |
| 7549242 | Multiple boom for excavators The invention is directed to an articulated joint between the back boom and the main boom of a multiple boom for an excavator so that it: permits a sufficiently wide angle of movement between both parts of the boom, permits maximum boom reach, and is in a position t... | 06/23/2009 |
| 7370522 | Sensor system for tire A sensor system for a tire, which enables the installation condition of a sensor unit in a tire's air chamber to be know. A sensor system where a sensor unit is installed in a tire's air chamber has detecting means for detecting a relative change in the distance bet... | 05/13/2008 |
| 7350650 | Crane bearing assembly An upper bearing assembly for a pedestal crane comprises a partially dome-shaped kingpost head operably engaged by a bearing having a concave bearing face shaped to conform to a segment of said kingpost head, the bearing enclosed within a bearing retainer, the beari... | 04/01/2008 |
| 7320380 | Swiveling utility machine having swivel deck A swiveling utility machine includes a swivel deck, an engine disposed at a rear portion of the swivel deck, a radiator disposed adjacent the engine, a driver's seat, a right implement controller disposed on the right side of the driver's seat and a left implement c... | 01/22/2008 |
| 7303238 | Mine scaling vehicle A mine scaling vehicle for use in removing loose materials from the roof and walls of underground mines includes an articulated frame with a turntable mounted on a forward portion of the frame and a drive system mounted on the back portion of the frame. The turntabl... | 12/04/2007 |
| 7296369 | Backhoe pivot joint A backhoe coupling for joining members of a backhoe attachment is provided, the coupling having a pivot pin assembly that includes a pivot pin and a retaining plate. The pin has a groove for receiving the retaining plate. The retaining plate has an edge that is size... | 11/20/2007 |
| 7293377 | Wear pad for an extendable linkage A wear pad on a linkage of a work machine is disclosed. The linkage includes a first and a second linkage member in a telescoping relationship. The wear pad includes a first end having a first thickness and a second end having a second thickness, the first thickness... | 11/13/2007 |
| 7204047 | Compact excavator A compact excavator includes an upper rotating body mounted rotatably on a lower traveling body, an engine arranged on a rear section of the upper rotating body in a state where a drive shaft thereof is oriented in a horizontal direction, an hydraulic pump connected... | 04/17/2007 |
| 7195126 | Self-propelled working machine In a self-traveling working machine such as a crane, a working attachment such as a boom is arranged to transversely extend below an operator's cabin in such a manner that part of the cabin overlaps the attachment, it being arranged that during crane operation, the ... | 03/27/2007 |
| 7168191 | Service vehicle with a walk-through to the outside A hydraulic excavator is equipped with one or more downsizing scheme including at least one of: (i) a bubble removing device for removing bubbles in hydraulic fluid, (ii) a hydraulic tank including a main tank and a variable capacity tank arranged separately from ea... | 01/30/2007 |
| 7162817 | Wheel loader The lifting frame with Z-kinematics of a wheel loader comprises an accessory arm with a lifting cylinder coupled to the vehicle frame or to the truck front-end and a rocker-type reversing lever coupled to the accessory arm, to the ends of which reversing lever the t... | 01/16/2007 |
| 7069673 | Hybrid construction equipment power control apparatus Maximum charging power of a battery (63) is set by a battery-charging power setting unit (75), while maximum discharging power of the battery (63) is set by a battery-discharging power setting unit (76). Lower and upper limit of generator... | 07/04/2006 |
| 7067999 | Rotation control device of working machine In a neutral range preset, there are set a zone for stopping and holding a rotating body only by a mechanical brake, a zone for holding the body only by performing position holding control, and a zone for simultaneously exerting both effects, i.e., the effect of the... | 06/27/2006 |
| 7043858 | Backhoe pivot joint A backhoe coupling for joining members of a backhoe attachment is provided, the coupling having a pivot pin assembly that includes a pivot pin and a retaining plate. The pin has a groove for receiving the retaining plate. The retaining plate has an edge that is size... | 05/16/2006 |
| 7036251 | Counterweight mounting structure for construction machine A counterweight mounting structure for construction machine to which a counterweight is connected through a gap to an exterior constituting an upper rotating body is constituted such that a recessed groove is provided on an end on a connection side of the counterwei... | 05/02/2006 |
| 7021668 | Hydraulic line attachment device and method A hydraulic line attachment device is provided. The hydraulic line attachment device comprises a first assembly comprising a first frame constructed for holding a plurality of first hydraulic line couplers and a first coupling member; and a second assembly comprisin... | 04/04/2006 |
| 6990757 | Wheeled work vehicle A wheeled work vehicle includes a traveling body including front and rear wheels, a traveling drive unit having an engine and a power transmission mechanism, a fuel tank, a work oil tank, and a vehicle frame mounting the front and rear wheels, the traveling drive un... | 01/31/2006 |
| 6990759 | Material handling vehicle transmission A vehicle of the type described wherein the torque converter has an input shaft adapted to be driven by the engine and connected to an impeller and an output shaft adapted to drive the ground engaging device and connected to a turbine, torque being transmitted betwe... | 01/31/2006 |
| 6962050 | Hybrid machine with hydraulic drive device A hybrid machine with a hydraulic drive device having hydraulic actuators allowed to operate against and by external loads is provided. To this end, the hybrid machine comprises hydraulic cylinders (7), first hydraulic pumps (P1) connected, with closed... | 11/08/2005 |
| 6948266 | Vehicular arm assembly The present invention relates to a device particularly suitable for grooming/shaping various snow terrain features used by recreational snowboarders and/or skiers and includes an adjustable arm assembly (2) attachable at one end to a suitable vehicle and bein... | 09/27/2005 |
| 6941687 | Electronic control for swing damping An electronic control for damping oscillation of a swinging backhoe assembly includes a crossover valve that connects the hydraulic lines that supply hydraulic fluid to the boom swing cylinders to each other whenever an electronic controller senses incipient oscilla... | 09/13/2005 |
| 6938514 | Connector assembly for mounting an implement to a prime mover A connector assembly for attaching an implement to a prime mover having spaced connecting pins, the connector assembly including a pair of spaced plates, each of the plates carrying a first receiver to receive a first of the connecting pins and a second receiver ada... | 09/06/2005 |
| 6920708 | Excavating and loading machine An excavating and loading machine has a body with a front end and a rear end, the body being carried on a steerable wheeled ground engaging structure, the machine including an excavating arm mounted at the rear end of the body, and a loading arm which is mounted on ... | 07/26/2005 |
| 6914402 | Method for synchronized operation of machines having axes actuated by single drives In a method for operating machines (138) with a plurality of shafts (102, 110, 111), in which the shafts (102, 110, 111) are each driven, synchronized with one another, by individual drive mechanisms (103) belonging to them, in accordance... | 07/05/2005 |
| 6910544 | Work machine arrangement In the operation of work machines of the type having an extensible arm, the maximum reach of the arm for a given work machine is limited by such factors as the vehicle's weight, body size and engine placement. The present invention provides for a work machine arrang... | 06/28/2005 |
| 6817121 | Backhoe finishing attachment A device and method for straightening earthen walls which allows installation of shoring and forms with minimal manual labor and risk to life. The device comprises a blade joined with two beams in a substantially U-shape all of which is attached to and works in conj... | 11/16/2004 |
| 6789335 | Shovel An excavator in which a generator is driven by an engine as a power source. Electric motors are driven by electric power supplied from the generator, and a lower traveling body, an upper turning body, and operating parts of an excavation attachment are operated by t... | 09/14/2004 |
| 6718663 | Assembly for coupling implements to excavating machines A coupler assembly for detachably connecting an implement provided with a pair of mounting pins to a machine-having a dipper stick and at least one tilt link, generally consisting of a body pivotally connectable to such dipper stick and such pivot link, a first jaw ... | 04/13/2004 |
| 6578296 | Hydraulically driven type working machine A hydraulic pipe arrangement of a working machine is not in contact with an obstacle and no torsion and no bending are generated. Accordingly, in a hydraulically driven type working machine provided with a boom (1) having a vertical swing supporting point... | 06/17/2003 |
| 6536652 | Structure for working unit for bucket excavators and method for manufacturing the same An arm body of a working machine has a hollow and triangular cross-section. A bucket-connection bracket is jointed to one longitudinal end of an arm body, and an arm cylinder bracket is jointed to another longitudinal end of the arm body, thereby forming ... | 03/25/2003 |
| 6349489 | Structure for working unit for bucket excavators and method for manufacturing the same An arm body of a working machine has a hollow and triangular cross-section. A bucket-connection bracket is jointed to one longitudinal end of an arm body, and an arm cylinder bracket is jointed to another longitudinal end of the arm body, thereby forming ... | 02/26/2002 |
| 6336077 | Automatic monitoring and display system for use with a diggins machine An automatic monitoring and display system for use with a digging machine in order to excavate holes having a predetermined depth and an excavation slope pitch from ground level to hole depth. The machine has a boom, a dipper stick connected to the boom a... | 01/01/2002 |
| 6315500 | Ground watering spray system for backhoe machines A watering spray system offering a method for softening soil in preparation for compacting the soil with a vibrating compactor attached to the end of an articulated arm of a backhoe, or the like equipment. The system includes a water spray head secured to... | 11/13/2001 |
| 6312194 | Device for excavating and redepositing earth A device for digging and backfilling of ditches, in particular for laying pipes, comprising an automotive travelling mechanism (2) carrying a machine frame (4) with an upper structure, a boom (6) pivoted on the machine frame (4) and having a plurality of ... | 11/06/2001 |
