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"That the automobile has practically reached the limit of its development is suggested by the fact that during the past year no improvements of a radical nature have been introduced."
Scientific American ; Jan. 2 edition, 1909
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| Number | Title | Issue Date |
| 8025167 | Crane control, crane and method The present invention shows a crane control of a crane which includes at least one cable for lifting a load, wherein at least one sensor unit is provided for determining a cable angle relative to the direction of gravitational force. Furthermore, there is shown a cr... | 09/27/2011 |
| 7850024 | Control system for a boom crane A control system for a boom crane, having a tower and a boom pivotally attached to the tower, a first actuator for creating a luffing movement of the boom, a second actuator for rotating the tower, first means for determining the position rA and/or veloci... | 12/14/2010 |
| 7648036 | Systems and methods for sway control Systems, methods and computer program code for the measurement and control of sway in load transportation systems are provided which include using Micro-Electro-Mechanical Systems (MEMS) devices to measure and control the sway of suspended loads such as loads suspen... | 01/19/2010 |
| 7356428 | Overhead traveling vehicle testing and calibration A method, system and test fixture for allowing testing and calibration of various operation parameters of an overhead traveling vehicle (hereinafter “OTV”) are disclosed. The invention implements a test fixture that includes a rotatable bearing set for rotatably... | 04/08/2008 |
| 7331477 | Method and device for determining a swinging motion of a load suspended from a lifting gear A method and a device for determining the rotary oscillation of a load suspended from a lifting gear are disclosed. The lifting gear includes a trolley equipped with a camera that can be oriented towards the load. The load includes at least two spaced apart markers,... | 02/19/2008 |
| 7328812 | Overhead travelling carriage A centering member 20 is pressed downward using an elastic member 28; the centering member 20 is provided at the bottom of a platform 14. A plate 26 receiving an upper end of the elastic member 28 is positioned high while th... | 02/12/2008 |
| 7308337 | Crane installation, in particular container crane A crane installation, especially a container crane, for moving a load, especially a container, includes a first stored-programmable control unit which, if required, receives signals resulting in a safety-related control command to one or several electric or electro-... | 12/11/2007 |
| 7289875 | Systems and methods for sway control Systems, methods and computer program code for the measurement and control of sway in load transportation systems are provided which include using Micro-Electro-Mechanical Systems (MEMS) devices to measure and control the sway of suspended loads such as loads suspen... | 10/30/2007 |
| 7270297 | Hoist for aircraft cabin construction A device is provided for hoisting a module for mounting into an overhead space, such as the crown of an aircraft fuselage. The device includes a frame that supports the module, and a lifting device that lifts the first frame to properly place the module. The lifting... | 09/18/2007 |
| 7237654 | Lifter device To provide a compact lifter device, which can attain a work-piece's lifting/lowering operation in a stable supporting state and can reduce the parts number and an assembly load. A lifter device 100 in which a pair of work-piece lifting chains 130, 130 ... | 07/03/2007 |
| 7210589 | Transport apparatus The present invention provides an apparatus for suspending and transporting articles, and is provided with a wobble prevention member that is capable of moving between a support position where it abuts against a lateral surface of an article and a release position, ... | 05/01/2007 |
| 7150366 | Hanger chain anti-sway device for gantry crane A sway dampener is provided for reducing sway motion of a gantry crane spreader that is suspended from hanger chains. The sway dampener is configured to resist motion of the hanger chain relative to the spreader, thereby retarding sway. The dampener includes first a... | 12/19/2006 |
| 7128226 | Lifting device with a guide device for loads The invention relates to a lifting device for loads, especially to a suspension lift for vehicles or vehicle parts. Said lifting device comprises load receiving means (14) with at least one longitudinal beam (17) mounted on the load receiving means ( | 10/31/2006 |
| 7044314 | Nonlinear active control of dynamical systems A control system for reducing cargo pendulation. The control system calculates a correction factor and adds the correction factor for the operator input motions in addition to the motion of the platform in order to provide a reference position of the suspension poin... | 05/16/2006 |
| 7004338 | Empty container storage for the intermediate storage of empty ISO containers An empty container store for the temporary storage of empty ISO containers, in particular in fully automatic container terminals of sea ports or river ports includes a gantry bridge crane which spans the empty container store. The gantry bridge can be moved on an el... | 02/28/2006 |
| 6950034 | Method and apparatus for performing diagnostics on a downhole communication system A method for performing diagnostics on a wired drill pipe telemetry system of a downhole drilling system is provided. The method includes passing a signal through a plurality of drill pipe in the wired drill pipe (WDP) telemetry system, receiving the signal from the... | 09/27/2005 |
| 6857529 | Pantographic device for conveying loads in vehicle assembly lines A pantographic device for conveying loads in vehicle assembly lines includes a horizontal assembled drive shaft on an upper frame and with the capacity to rotate, several parallel pulleys fixed to a drive shaft, two motors acting on the opposing ends of the drive sh... | 02/22/2005 |
| 6755313 | Overhead traveling crane system An overhead traveling crane system has cylindrical guide members (16d, 18d) and guide bars (15a, 16a) installed on a moving device (18) and a lifting device (15), respectively. The guide bars (... | 06/29/2004 |
| 6712230 | Perfected device to transport vehicles in assembly lines A device for transporting vehicles during manufacturing is disclosed that allows for upward and downward movement of the vehicle but avoids adverse longitudinal or transverse swinging. The inventive device includes a moving carriage mounted on a fixed rail, an upper... | 03/30/2004 |
| 6644485 | Method of and apparatus for controlling stacking of a load by a crane An apparatus for controlling stacking of a load by a crane estimates a periodical displacement of a horizontal position of a tool. A speed with which the tool descends is controlled such that the tool or a load held by the tool lands on a desired position... | 11/11/2003 |
| 6640986 | Anti-sway hydraulic system for grappler A hydraulic system for actuating opposed arms of a grappler for a gantry crane dampens swaying motion of the arms. Within a conduit which carries pressurized fluid to and/or from actuators to pivot the arms, a dampener includes a restrictor having an orif... | 11/04/2003 |
| 6631816 | Hoist Drums each having an independent drive source is installed on a trolley and each of the drums has a lifting rope which is wound around it and has an unwound end locked on a suspension piece, which will suppress any need to design the lifting rope in longe... | 10/14/2003 |
| 6631300 | Nonlinear active control of dynamical systems A control system for reducing cargo pendulation. The control system calculates a correction factor and adds the correction factor for the operator input motions in addition to the motion of the platform in order to provide a reference position of the susp... | 10/07/2003 |
| 6601718 | Process for the orientation of the load in cranes The invention concerns a process for the orientation of the load in cranes, in which the load hung from cables is rotated by a predetermined absolute angle using rotating gear between cable and load. Under the invention, here a regulating device is provid... | 08/05/2003 |
| 6496765 | Control system and method for payload control in mobile platform cranes A crane control system and method provides a way to generate crane commands responsive to a desired payload motion to achieve substantially pendulation-free actual payload motion. The control system and method apply a motion compensator to maintain a payl... | 12/17/2002 |
| 6439407 | System for stabilizing and controlling a hoisted load A system which can both be adapted to existing single point lift mechanisms, and constrain a hoisted load in all six degrees of freedom, includes a suspension point, an assembly, a lateral tension lines member, and a control system. The assembly includes ... | 08/27/2002 |
| 6442439 | Pendulation control system and method for rotary boom cranes A command shaping control system and method for rotary boom cranes provides a way to reduce payload pendulation caused by real-time input signals, from either operator command or automated crane maneuvers. The method can take input commands and can apply ... | 08/27/2002 |
| 6234332 | Swaying hoisted load-piece damping control apparatus A transverse trolley 11 is transversally movable on a crane girder. A driver is provided for the transverse trolley 11. A pair of sheave blocks 14, 15 which is movable relative to a transverse trolley 11 are disposed on both (right and left) sides of a tr... | 05/22/2001 |
| 6030168 | Lifting device A lifting device constructed as a frame or gantry vehicle which is supported on four movable vertical supports. The gantry vehicle further comprises a crane trolley which is horizontally movable along a frame on a plurality of rails. Two vertically arrang... | 02/29/2000 |
| 5961563 | Anti-sway control for rotating boom cranes A process for anti-sway control of a rotating boom or other three-degree-of-freedom crane wherein the load is hoisted, at variable hoist lengths, by a cable suspended from a point that can be moved in space in three dimensions, either freely, or under kno... | 10/05/1999 |
| 5954210 | Transloading apparatus for transcontainers The invention relates to a transloading apparatus for transcontainers such as freight containers, interchangeable containers and semi-trailers including a crane trolley adapted to travel on a crane or portal, to which, by way of a lifting means, a load re... | 09/21/1999 |
| 5924582 | Lowering collision avoidance device of crane A lowering collision avoidance device includes a container detector, a rope winding speed detector, a rangefinder for detecting the distance to an adjacent container, a rope length detector, and a controller which controls a hoisting/lowering drive motor,... | 07/20/1999 |
| 5915906 | Apparatus for loading and unloading a ship An apparatus for loading into and unloading objects from a ship has a horizontally displaceable support, a frame having a lower end, guides supporting the frame on the support only for vertical movement relative thereto, and a grab below the frame engagea... | 06/29/1999 |
| 5909817 | Method and apparatus for controlling and operating a container crane or other similar cranes The crane comprises a generally horizontal boom or other supporting structure having at least one rail thereon, a trolley having a reversible drive for moving the trolley in either direction along the rail, a wire rope hoist suspended from the trolley, an... | 06/08/1999 |
| 5898746 | Method and a device for movement correction and positioning The present invention relates to a method and a device for correction of the movements of a suspension device and positioning thereof in a fluid. The suspension device is provided with a first and a second end, and the first end is suspended from a point ... | 04/27/1999 |
| 5823511 | Force generation device for simulation of shoulder-supported rocket launching A system for exerting a force, for instance a vertical upward lifting force of a predetermined tension vs. time waveform on a suspended object is useful in training the operators of shoulder-supported rocket launchers. The system includes an actuator for ... | 10/20/1998 |
| 5823369 | Control device for automatically stopping swiveling of cranes A device which comprises first calculating means for calculating a lower-limit time Tmin of swiveling control on the basis of dynamic characteristics of a swiveling angular velocity control system, second calculating means for determining a swinging perio... | 10/20/1998 |
| 5806696 | Method and equipment for controlling the operations of a crane A method for controlling the motion of a crane lifting carriage, or trolley, a load suspended from it, a swing damping system, and/or an operator control cab whereby an ideal sequence of accelerations for moving the lifting carriage is defined that will b... | 09/15/1998 |
| 5729339 | Swing angle measuring apparatus for swing free operation of crane A swing angle measuring apparatus generates feedback signals for closed loop regulation of a load swinging motion in operation of a crane. The swing angle measuring apparatus measures two-dimensional swing angles, and includes a rope fixed to a hoisting d... | 03/17/1998 |
| 5727702 | Transloading apparatus for transcontainers The invention relates to a transloading apparatus for transcontainers such as freight containers, interchangeable containers and semi-trailers including a crane trolley adapted to travel on a crane or portal, to which, by way of a lifting means, a load re... | 03/17/1998 |
