Class / Patent application number | Description | Number of patent applications / Date published |
414694000 | Handle pivoted to boom | 23 |
20080199294 | AUTOMATED CONTROL OF BOOM AND ATTACHMENT FOR WORK VEHICLE - A method and system for automated operation of a work vehicle comprises a boom having a first end and a second end opposite the first end. A first hydraulic cylinder is associated with the boom. A first sensor detects a boom angle of a boom with respect to a support near the first end. An attachment is coupled to the second end of the boom. A second sensor detects an attachment angle of attachment with respect to the boom. A second cylinder is associated with the attachment. A switch accepts a command to enter a ready position state from another position state. A controller controls the first hydraulic cylinder to attain a boom angle within the target boom angular range and for controlling the second cylinder to attain an attachment angle within a target attachment angular range associated with the ready position state in response to the command. | 08-21-2008 |
20080292442 | Working Machine - A working machine includes a body and a ground engaging structure, the body mounting a prime mover and a first working arm, the first working arm being pivoted for up and down movement about a first generally horizontal axis, and extending beyond a first end of the body and carrying in use, at its outermost end, a first working implement, and the body carrying towards a second end of the body opposite to the first end, a superstructure which is rotatable relative to the body about a first generally upright axis, the superstructure providing a mounting for a second working arm, which mounting permits the second working arm to be pivoted up and down about a second generally horizontal axis and to be rotated about a second generally upright axis, and second working arm in use, carrying at an outermost end, a second working implement, the superstructure mounting an operator's cab which provides an operator position including an operator seat and controls operable by an operator when occupying the seat, and wherein the operator's cab is rotatable about a third generally upright axis relative to the superstructure. | 11-27-2008 |
20100034630 | HYDRAULIC SHOVEL - A hydraulic shovel ( | 02-11-2010 |
20110135433 | CONSTRUCTION EQUIPMENT HAVING GREASE INJECTION DEVICE WITHIN CAB - Construction equipment having a grease injection device within a cab is provided, which can supply lubricating grease to a rolling contact portion between an outer ring and an inner ring of a swing device using a grease gun within the cab. The construction equipment includes a lower driving structure; an upper swing structure including a body frame and a bottom plate; a swing device that makes the upper swing structure swing against the lower driving structure by an outer ring fixed to the body frame and an inner ring having an inner ring gear formed on an inner side surface of the inner ring; a cap and an engine room mounted on the upper swing structure; a working device including a boom, an arm, and a bucket; a counter weight mounted on the rear of the upper swing structure; and a grease injection device including a grease injection nipple fixed to a predetermined position of the bottom plate inside the cab, a pipe having one end that communicates with the grease injection nipple to move grease, and paths that communicate with the other end of the pipe to supply the grease, which moves through the pipe, to a rolling contact portion between the outer ring and the inner ring. | 06-09-2011 |
20110135434 | CONSTRUCTION EQUIPMENT HAVING UNIFIED VIBRATION ABSORBER AND ROLLOVER PROTECTION STRUCTURE - Construction equipment having unified vibration absorber and ROPS is provided, which can protect an operator by restricting the displacement of a cab through the ROPS when an excessive load is applied to the cab due to a rollover accident or the like of the equipment during traveling or working of the equipment. The construction equipment includes a lower driving structure; an upper swing structure including a body frame mounted on the lower driving structure to be swiveled and a bottom plate mounted on the body frame; a cap and an engine room mounted on the upper swing structure; a working device including a boom, an arm, and a bucket; a counter weight mounted on the rear of the upper swing structure; a vibration absorber mounted between the body frame and the bottom plate to elastically support the cab against the body frame; a load support cover put on the vibration absorber and fixed to a flange of the vibration absorber by a fixing device so that if overload is applied to the cab, the cab can be moved in a direction in which the load is transferred to the cab; and a fastening member closely fixing the cab, the bottom plate, the load support cover, and the vibration absorber in a body. | 06-09-2011 |
20120082536 | HYBRID EXCAVATOR AND METHOD OF CONTROLLING HYBRID EXCAVATOR - A motor generator control unit controls operation of a motor generator which generates power using a driving force transmitted from an engine. A charge/discharge control unit electrically connects a first capacitor and a second capacitor and controls charging/discharging of power between the first capacitor and the second capacitor in response to an externally supplied control signal. A motor which is electrically connected to the second capacitor is capable of regenerating electric energy and storing the regenerated energy in the second capacitor. A control device supplies a control signal to at least one of the motor generator control unit and the charge/discharge control unit and reduces a target charging value of at least one of the first capacitor and the second capacitor before the motor regenerates energy. | 04-05-2012 |
20120201640 | Mobile Working Machine with a Control Device, Comprising a Working Arm and Methods for Controlling the Operating Point of a Working Arm of a Mobile Working Machine - The disclosure relates to a mobile working machine with a control device, comprising a working arm, and methods for controlling the operating point of a working arm of a mobile working machine. According to the disclosure, the mobile working machine with the control device, comprising a working arm, has a working arm, a first end of which is hinged to a superstructure of the working machine. A tool is movably arranged on a second end of the working arm at an operating point. At least one first inclination sensor lies on the superstructure and at least one second inclination sensor lies on the working arm. In addition, at least one hydraulic cylinder is provided for changing the position of the operating point, said cylinder being hinged between the superstructure and the working arm. Furthermore, a control unit for processing signals from the at least two inclination sensors is provided to determine an operating point as a reference operating point and to ascertain a position change of the operating point by calculating a cylinder stroke on the basis of a volume flow into or out of the hydraulic cylinder. | 08-09-2012 |
20120263566 | SWING AUTOMATION FOR ROPE SHOVEL - A system and method for various levels of automation of a swing-to-hopper motion for a rope shovel. An operator controls a rope shovel during a dig operation to load a dipper with materials. A controller receives position data, either via operator input or sensor data, for the dipper and a hopper where the materials are to be dumped. The controller then calculates an ideal path for the dipper to travel to be positioned above the hopper to dump the contents of the dipper. In some embodiments, the controller outputs operator feedback to assist the operator in traveling along the ideal path to the hopper. In some embodiments, the controller restricts the dipper motion such that the operator is not able to deviate beyond certain limits of the ideal path. In some embodiments, the controller automatically controls the movement of the dipper to reach the hopper. | 10-18-2012 |
20130011232 | CONSTRUCTION MACHINE - An upper revolving structure is provided on a lower traveling structure, and a floor member and a cab box are provided on a revolving frame of the upper revolving structure. A rear side of the floor member serves as an operator's seat mounting section, and a front side thereof serves as a footrest section, a front side thereof being formed as a lever/pedal mounting section. The footrest section is constituted by a flat operator's seat front plate which is provided on a front side of the operator's seat, a downward plate which is set downward from a left side end portion of the operator's seat front plate on a left side of the cab box, and a flat footstep plate which extends toward a door on which the operator puts his or her foot when getting into or out of an operating room. | 01-10-2013 |
20130071215 | Reduced Effort Manual Boom Lock - The present disclosure provides a backhoe boom lock for engaging a hook member of a boom in a transport position. The boom lock includes a pair of side members disposed parallel to one another along a substantially horizontal axis, each side member having a first end and a second end. A transverse member is coupled between the first end of the pair of side members, the transverse member is configured to engage the hook member in the transport position. The boom lock further includes a pivot point defined near the second end of the pair of side members, the pair of side members being pivotally coupled with respect to the pivot point such that the boom lock pivots about the pivot point. A flange is disposed between the second ends of the pair of side members and is further disposed outwardly from the pivot point at an angle with respect to the horizontal axis. The boom lock also includes a counterweight body integrally coupled to the second ends of the pair of side members. | 03-21-2013 |
20130108405 | ARTICULATED OPERATING ARM WITH MECHANICAL LOCKING MEANS BETWEEN ARM SECTIONS | 05-02-2013 |
20130259625 | BOOM AND DIPPER HANDLE ASSEMBLY FOR AN INDUSTRIAL MACHINE - A mining machine includes a base, a boom, a member, and a dipper. The base includes a frame portion that is rotatable relative to the support surface about a machine axis. The boom includes a first end coupled to the base, a second end opposite the first end, and a sheave coupled to the second end of the boom. A first distance is defined between the machine axis and the second end of the boom. The member is movably coupled to the boom about a pivot point that is positioned substantially between the first end and the second end of the boom. A second distance is defined between the machine axis and the pivot point. A ratio of the second distance to the first distance is between 27% and 43%. The dipper is coupled to an end of the member and is supported by a hoist rope. | 10-03-2013 |
20140037414 | ROPE SHOVEL - A mining shovel includes a digging assembly having a generally V-shaped boom including a lower connection point for attachment to the mining shovel. A first portion of the boom extends generally upwardly from the lower connection point, and a second portion of the boom is angled with respect to and extends upwardly and forwardly from the first portion. The second portion includes a distal end defining a sheave support, and a pivot element is positioned generally at a connection area between the first portion and the second portion. The digging assembly also includes a boom attachment having a first end that is pivotally supported by the pivot element and a second end that is supported by the sheave support. | 02-06-2014 |
20140056676 | WORKING VEHICLE - A working vehicle includes a joy-stick lever which operates a front loader, and a main change lever etc., wherein a right side dashboard is located in the right side of the driver's seat, the forward end step part is located beside the steering wheel, and is provided with the joy-stick lever, a grip part of the main change lever is disposed at a lower position than the steering wheel, a grip part of the position lever is disposed at an outside position of the grip part of the main change lever on a plan view, and a grip part of the joy-stick lever is disposed at a front side position of the grip part of the main change lever on a plan view, and is disposed in a range of a height of the steering wheel on a side view. | 02-27-2014 |
20140079519 | Quick Touch Clam Control for Mining Shovel - An improved clam control mechanism for a mining shovel may offer reduced operator fatigue during excavation operations involving the simultaneous and repetitive manipulation of joysticks and switches. The control mechanism may be configured for the loading and unloading of a shovel having a clam rotatable above the shovel, and may include at least two joysticks adapted for a variety of tasks including fore and aft movements, and angular rotation of the shovel. At least one switch may be adapted for moving the clam automatically between fully open and fully closed positions, such that when the switch is briefly pressed a first way, the clam automatically fully opens, and when a switch is briefly pressed a second way, the clam automatically fully closes. On the other hand, if the switch is briefly pressed during either automatic opening or closing of the clam, any movement of the clam may be immediately halted. | 03-20-2014 |
20140271075 | REEL WITH STEPPED CONFIGURATION - A reel system includes a reel having a rotational axis, the reel including a plurality of ledges spaced radially from the rotational axis, the ledges defining a stepped configuration along an interior surface of the reel. The reel system also includes a first clamp having a first width and a second clamp having a second width greater than the first width, wherein the first clamp and the second clamp engage the plurality of ledges as the reel is rotated. | 09-18-2014 |
20140294550 | ROPE SHOVEL WITH CURVED BOOM - A mining shovel includes a digging assembly having a generally V-shaped boom including a lower connection point for attachment to the mining shovel. A first portion of the boom extends generally upwardly from the lower connection point, and a second portion of the boom is angled with respect to and extends upwardly and forwardly from the first portion. The second portion includes a distal end defining a sheave support, and a pivot element is positioned generally at a connection area between the first portion and the second portion. The digging assembly also includes a boom attachment having a first end that is pivotally supported by the pivot element and a second end that is supported by the sheave support. | 10-02-2014 |
20160024744 | Stick for Linkage Assembly of Machine - A stick for a linkage assembly of an implement system includes a stick body and a stick joint assembly. The stick body defines a neutral axis and includes a pair of sidewalls in lateral spaced relationship to each other, a top portion extending between the pair of sidewalls, and a bottom portion extending between the pair of sidewalls, which define an interior cavity. The stick joint assembly includes a stick joint tube and a stick joint reinforcement plate. The stick joint tube extends between and is connected to the sidewalls. The stick joint reinforcement plate is connected to one of the pair of sidewalls and includes a pair of arms extending from a central portion. The ends of the first and second arms of are disposed along the neutral axis of the stick body. | 01-28-2016 |
20160145832 | SYSTEM AND METHODS FOR WITH A FIRST AND A SECOND HAND OPERATED CONTROL, CONTROLLING MOTION ON A WORK TOOL FOR A CONSTRUCTION MACHINE - The invention relates to a system and a method for, with a first and a second hand operated control means ( | 05-26-2016 |
414695500 | Linear cylinder | 4 |
20080267755 | HYDRAULICALLY CUSHIONED BACKHOE BOOM BUMPER AND TRAVEL LIMITER - A system is used with a boom pivoted on a frame about a horizontal pivot axis between raised and lowered positions by a first fluid ram joining the frame and the boom. A releasable locking mechanism locks the boom relative to the frame to prevent pivotal movement of the boom about its horizontal pivot axis. A second fluid ram is disposed between the frame and the boom, the second fluid ram compressed between the frame and the boom when the boom is adjacent the raised position, but prior to the boom achieving a latched position substantially coinciding with the raised position. A fluid circuit of the second fluid ram has two selectable pressure levels. The first level substantially prevents the boom from achieving the latched position, the second level permits the boom to achieve the latched position while providing fluid cushioning to dissipate impact forces between the boom and frame. | 10-30-2008 |
20140037415 | ATTACHMENT FOR A SKID STEER LOADER AND METHOD OF USE THEREOF - Disclosed herein is an attachment and vehicle that includes a left loader arm, a right loader arm, and a boom arm operatively attached to the left loader arm and the right loader arm. The boom arm extends in substantially the same direction that both the left loader arm and the right loader arm extends, is positioned between the left loader arm and the right loader arm, and includes a rotating mechanism at a first end for attaching and rotating a vertical column for installation in the ground. The attachment includes a first hydraulic cylinder attaching the left loader arm with the boom arm and a second hydraulic cylinder attaching the right loader arm with the boom arm. The first and second hydraulic cylinders exact rotation on the boom arm, and the first and second hydraulic cylinders extend at least substantially perpendicular to the plane of rotation of the boom arm. | 02-06-2014 |
20140140799 | Rotation-Type Construction Machine - To provide a swing-type construction machine that can reduce force of working device pipes which is generated in accordance with swinging of a working device and presses against a side wall of a swing post. The present invention is configured such that a swing frame side holding body for holding a part of working device pipes | 05-22-2014 |
20140341689 | FORWARD EIGHT-BAR LINKAGE WORKING DEVICE FOR LOADING END OF A BACKHOE LOADER - A forward eight-bar linkage working device for the loading end of a backhoe loader comprises a front frame, a movable boom, a rotatable bucket oil cylinder, a movable boom oil cylinder, a rotatable bucket lever, a rotatable bucket pull link, a movable boom pull rod, a movable boom lever and a bucket; and the forward eight-bar linkage mechanism enables a working device of the loading end to achieve a larger breakout force in the case of the same engine power, and makes the axle load distribution ratio of the machine more reasonable, enhancing the operation efficiency and the operation balance. | 11-20-2014 |