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| Number | Title | Issue Date |
| 7226264 | Seat gantry A seat gantry system and method are provided for handling, installing, and removing heavy seat assemblies, and the components thereof prevent manual lifting of a heavy seat assembly during installation. A seat gantry system or method may include an outside seat gant... | 06/05/2007 |
| 7222480 | Forage harvester with positionable operator's cabin A self-propelled forage harvester includes a chassis, an operator's cabin arranged on the chassis, a chopper drum, an ascending lower discharge chute extending from the chopper drum inside the chassis to a level above the chassis, a front attachment, a drive unit, a... | 05/29/2007 |
| 7194877 | Multiple entry locking system A multiple entry locking system including a U-bolt shackle having slotted legs. Various link members are adapted to be inserted through the slots in the U-bolt shackle legs. Each of the link members have first and second ends, and each of the link members have at le... | 03/27/2007 |
| 7134563 | Crane with manual input devices The invention relates to a crane that comprises an electronic control for actuating drives for at least one lifting gear and for crane movements, which can be operated by an operator via manual input devices. Said manual input devices can be adjusted as regards thei... | 11/14/2006 |
| 7126067 | Switch blocking apparatus A device to prevent inadvertent closure of switches. The device includes a horizontal blocking member and in some embodiments an optional vertical blocking member. The device attaches to a rotary element in communication with the switch such as an operating pipe and... | 10/24/2006 |
| 7055881 | Utility box for an agricultural vehicle An agricultural vehicle includes a cab for an operator of the agricultural vehicle, the cab including a floor, and a utility box mounted beneath the floor for displacement between a storage and an extended position, the utility box including a latch for retaining th... | 06/06/2006 |
| 6669039 | Loading crane and its control system A control system for a loading crane provided with a control site, the control system consisting of a control site for a crane operator, a directional control valve positioned external to the control site and arranged to control a hydraulic system of the ... | 12/30/2003 |
| 6193086 | Gantry crane with improved manually variable controls for movable components A crane is disclosed, with one or more moveable components. Manually-articulable controls (such as joysticks) are provided for controlling movement of the components. First, second, and third control circuits responsive to varied positions of the control ... | 02/27/2001 |
| 5826734 | Variable elevating cabin Apparatus for the handling of truck trailers or transport containers and more particularly to an apparatus and method for a variable elevating cabin apparatus operable for controlled vertical movement within the framework of a gantry crane, wherein an ope... | 10/27/1998 |
| 5769251 | Controlling operations of a reach tower crane An apparatus and a method for controlling the operation of a reach tower crane, in which a horizontal boom can safely and securely be operated or stored by one operator in the cab, and in which even if sensors are out of order, the stability of the crane ... | 06/23/1998 |
| 5529452 | Gantry crane An improved gantry crane that has a control cab mounted for vertical up and down movement substantially parallel with respect to the upstanding columns of the crane between a lowermost position adjacent the ground and infinite positions within a fixed ran... | 06/25/1996 |
| 5141119 | Method for limiting movement of a boom The method of the invention includes moving a control stick to fix the boom in the desired position, and then locking the stick in the desired position so that the operator cannot move the stick. The apparatus of the invention includes a bracket connected... | 08/25/1992 |
| 5107954 | Control device for mobile vehicular apparatus with aerial platform A mobile vehicular apparatus for moving an operator around a three-dimensional aerial work location such as an electric cable or wire supported on posts includes a mobile vehicle having a vehicle body, a boom movably mounted on the vehicle body, a platfor... | 04/28/1992 |
| 4809857 | Drum rotation indicator A drum rotation indicator for indicating the speed of raising and lowering a load by a crane winch. A rate generator connected to the winch develops electrical pulses having a frequency proportional to winch rotational speed. A solenoid having a movable p... | 03/07/1989 |
| 4606469 | Double link level luffing crane To enable the crane driver of a double link level luffing crane to adapt the height of his cab above the ground to the size of the ship to be loaded or unloaded, the drivers cab is mounted at the end of a separate cab link having a hinge connection with a... | 08/19/1986 |
| 4566599 | Telecontrol system for cranes A control for a crane having a plurality of pressure-activated clutches with a control panel in the cab on a swingable upper works. A lightweight portable control panel is connected by an umbilical cord to the rotating joint and a switch selectively conne... | 01/28/1986 |
| 4216869 | Industrial crane An industrial crane has a chassis with a housing mounted on the chassis having a flat, horizontal deck with a central well providing access to a bearing for a rotatable upper works, the bearing being centered on the chassis. The upper works has a portion ... | 08/12/1980 |
| 4202453 | Articulated mine service vehicle A rugged maneuverable articulate mine service vehicle includes a power unit and a utility formed from welded steel plate, which units are interconnected by an articulated joint having a pivot axis and an axis of rotation. Each of the units has a pair of d... | 05/13/1980 |
| 4195741 | Truck mounted railroad crane hydraulic swivel means A hydraulic swivel assembly for crane boom means in a truck mounted railroad crane or the like is disclosed as including complementary fixed and rotating housing elements having fluid passageways capable of communicating with other fluid passageways for c... | 04/01/1980 |
| 4194639 | Truck mounted crane and method of constructing same A truck mounted crane has a front end including a cab, engine and front steering wheels, with rearwardly extending frame members. A crane is carried rearwardly of the truck cab, and has a rotatable upper works including a crane cab at the front and latera... | 03/25/1980 |
| 4053061 | Mobile crane A rough terrain mobile crane in which the operator's control cab is mounted on a rotatable superstructure has sets of controls for vehicular drive, steering, lifting and boom motions grouped together in the control cab which is carried on a bearing provid... | 10/11/1977 |
