Abstract: An apparatus for connecting an implement to a three point hitch of mobile machinery comprises two frameworks, a first framework and a second framework. The first framework is disposed in a first plane and comprises at least two parallel, vertically-spaced apart, laterally extending rails. There are three attachments supported by the first framework for attachment to the three-point hitch. The second framework is slidable generally in the plane of the first framework and is mounted on the rails to slide laterally along the rails. At least two connectors are supported by the slidable second framework for connecting the second framework to an implement that can be pulled or pushed by the mobile machinery. A driver is connected to the first framework and connected to the second framework for driving the second framework laterally back and forth along the rails of the first framework.

Abstract: An apparatus for connecting an implement to mobile machinery comprises a first frame work, a slidable second frame work, and at least one support member. The support member provides support for the second framework as it slides back and forth along the first frame work.

Abstract: The present invention relates to a ground milling machine, in particular, a road cold milling machine, having a replaceable milling drum unit. To make this replacement procedure easier, the present invention proposes a fastening device between the milling part and the machine part of the ground milling machine. The present invention furthermore relates to a method for replacing a milling part on the ground milling machine, a fastening device being used for this purpose.

Abstract: The present invention relates to a ground milling machine, in particular, a road cold milling machine, having a replaceable milling drum unit. To make this replacement procedure easier, the present invention proposes a fastening device between the milling part and the machine part of the ground milling machine. The present invention furthermore relates to a method for replacing a milling part on the ground milling machine, a fastening device being used for this purpose.

Abstract: An apparatus for mounting a tool to a powered vehicle including a support frame, at least one mounting bracket, a threaded shaft, and a carriage assembly. At least one mounting bracket extends from the support frame and is configured to mount to the powered vehicle. The threaded shaft has a first end journaled to the support frame and a second end journaled to the support frame. The carriage assembly has a plurality of connectors and is movingly connected to the support frame and the threaded shaft.

Abstract: In a self-propelled road milling machine for processing road surfaces, with a machine frame supported by a height-adjustable chassis, with a milling drum mounted to rotate in a milling drum housing, with a milling drum drive for the milling drum, and with a height-adjustable scraper blade in the milling track of the milling drum, said scraper blade closing the milling drum housing towards the rear, it is provided for the following features to be achieved: that the scraper blade, laterally in the milling track of the milling drum, lies resiliently against the milling edge of the milling track, said milling edge extending orthogonal to the road surface.

Abstract: A construction machine for the treatment of ground surfaces includes a machine frame, a drive motor, a work drum supported from the machine frame and including exchangeable tools fastened to the work drum, a belt drive and an auxiliary drive. The belt drive includes a motor-side pulley connected to the drive motor, a drum-side pulley connected to the work drum, and at least one drive belt connecting the motor-side pulley to the drum-side pulley. The auxiliary drive may be permanently coupled to the belt drive, or the auxiliary drive may include an adjustment mechanism for moving the auxiliary drive between a coupled and an uncoupled position.

Abstract: A road surface planner having a coupling mechanism coupled between a working tool attachment and a transporter to permit independent movement (i.e., rotation and/or pivoting) between the transporter and the attachment is provided. The attachment can have a rotary driven element such as a grinding element for modifying an irregular surface of existing pavement. The rotary element can be supported by a rear frame with a rear wheel assembly, a boom at the front of the grinding element, and a front wheel assembly coupled to the boom. The coupling mechanism can include a first member pivotably coupled to the transporter, and a second member fixed to the rear frame. The first member has a central opening defined by an inner edge for slidably contacting along a hub that extends from the second member for rotation there along.

Abstract: In one aspect of the present invention, a motorized vehicle comprises a vehicle frame. The vehicle frame comprises translatable elements. The frame comprises a forward end and a rearward end. The invention comprises of a first rotary degradation drum that is connected to the underside of the frame. The invention comprises of at least a second rotary degradation drum also connected to the underside of the frame and rearward of the first rotary degradation drum.

Abstract: In one aspect of the present invention, a motorized vehicle comprises a vehicle frame. The vehicle frame comprises translatable elements. The frame comprises a forward end and a rearward end. The invention comprises of a first rotary degradation drum that is connected to the underside of the frame. The invention comprises of at least a second rotary degradation drum also connected to the underside of the frame and rearward of the first rotary degradation drum.

Abstract: A road milling drum assembly that is for use with a road milling machine. The road milling drum includes a core portion carrying a first road planing bit assembly wherein the core portion detachably connects to the road milling machine. The first road planing bit assembly has a first milling width. The assembly further including one of the following components selected from the group of: (1) a protective cover that detachably connects to the core portion and the road milling machine; or (2) a milling extension segment carrying a second road planing bit assembly wherein the milling extension segment detachably connects to the core portion and the road milling machine. The second road planing bit assembly has a second milling width wherein the road milling drum has a milling width equal to the sum of the first milling width and the second milling width.

Abstract: A pavement profiler having a grinding element within an enclosure for smoothing an existing road surface includes a transporter having a frame supported on a set of wheels with the enclosure situated between the forward and rearward wheels of the transporter. Positioning mechanisms coupled between the transporter frame and the grinding element enclosure positions the grinding element relative to the pavement surface. The positioning mechanisms includes a front support and a front lift mechanism, and a rear support and a rear lift mechanism. The rear support has vertically extending tracks fixed to the transport frame, and vertically extending rails movable relative to the tracks, the rails being coupled to the rear lift mechanism. Forwardly projecting flanges fixed to the rails have a pivot defining element. Rearwardly projecting flanges from the enclosure are coupled to the pivot defining element to permit the enclosure to pitch relative to the transport frame.

Abstract: A rumble strip cutting machine having a drum that can be shifted from one side of the machine to the other. The machine includes a piston wheel that imparts an up and down motion to the frame so that rumble strips can be cut at desired intervals as the machine is driven along the road shoulder. The piston wheel includes a wheel mounting assembly on each side of the machine so that the wheel can be conveniently shifted from one side of the machine to the other. Additional structures allow for the flexing of the machine frame, applying pressure to the cutting drum, adjusting the depth of cut, tightening the belt used to drive the drum, and lifting the machine for job site transportation. The machine enables a method of cutting rumble strips close to obstructions on narrow shoulders while driving the machine in the direction of moving traffic.

Abstract: A local fluid power system is provided on a attachment for a skid steer loader or other commercial work vehicle. The local fluid power system can supplement the existing hydraulic power system provided by the commercial work vehicle or skid steer loader. The local fluid power system may comprise a hydraulic reservoir and a hydraulic pump fluidically connected to the hydraulic reservoir for providing a hydraulic power source. The local fluid power system may drive a first hydraulic actuator that acts upon the work attachment tool. The attachment may include a second actuator that is not driven by the local fluid power system, but instead by the existing hydraulic system provided by the commercial work vehicle.

Abstract: In the operation of a work machine attachment of the type utilizing fluid cylinders, it is desirable provide a way to conveniently operate each of the fluid cylinders while locating any hydraulic conduits required to operate the fluid cylinders away from the operator cab. The present invention provides for a hydraulic positioning system for use with a work machine attachment of the type having a frame, a tool, and a plurality of fluid cylinders coupling the tool with the frame. A fluid deflection device is coupled to at least one fluid cylinder and is in fluid communication with an auxiliary hydraulic circuit having a fluid source. A primary hydraulic circuit is in fluid communication with the fluid deflection device and operable to selectively deflect the fluid source of the auxiliary hydraulic circuit to at least one of the fluid cylinders.

Abstract: A device for milling off ground surfaces, especially roadways In a device for milling off ground surfaces (2), especially roadways, comprising a track assembly (4) supporting a machine frame (6), a rolling mill (8) supported in the machine frame (6) and extending transverse to the traveling direction, at least one conveying means (10) arranged in the traveling direction in front of the milling roll (8), for transporting away the milled off material, and a roll casing (18) with a passage opening (22) for the milled of material, facing the conveying means (10), it is provided that the end of the conveying means (10) at the milling roll is supported in a belt shoe (16) fixed at the machine frame (6) so as to be vertically adjustable, and wherein the belt shoe (16) and the conveying means (10) form a rigid unit that cannot be pivoted in relation to each other.

Abstract: In the operation of a work machine attachment of the type utilizing fluid cylinders, it is desirable provide a way to conveniently operate each of the fluid cylinders while locating any hydraulic conduits required to operate the fluid cylinders away from the operator cab. The present invention provides for a hydraulic positioning system for use with a work machine attachment of the type having a frame, a tool, and a plurality of fluid cylinders coupling the tool with the frame. A fluid deflection device is coupled to at least one fluid cylinder and is in fluid communication with an auxiliary hydraulic circuit having a fluid source. A primary hydraulic circuit is in fluid communication with the fluid deflection device and operable to selectively deflect the fluid source of the auxiliary hydraulic circuit to at least one of the fluid cylinders.

Abstract: An apparatus for creating rumble strips in a surface such as asphalt or concrete is provided. This apparatus includes a vehicle with an attachment coupled thereto. The attachment includes a cutter wheel having teeth thereon and a flywheel coupled with the cutter wheel. A hydraulic motor is coupled with the cutter wheel for rotating the cutter wheel and the flywheel. Eccentric cams are provided for moving the cutter wheel vertically with respect to the surface being cut, and a gear box is coupled with the eccentric cams for rotating the eccentric cams. The eccentric cams do not contact the surface being cut. The apparatus further includes a sliding assembly coupled with the cutter wheel. The sliding assembly is both horizontally and vertically movable with respect to the surface being cut. The present invention further includes a method for cutting rumble strips in a surface using the apparatus described above.

Abstract: A compact, easily transportable, surface preparation or road mill apparatus which includes a road mill housing or surface treatment unit having a cutter drum powered by its own power source. The apparatus also includes a mounting device for attachment of a working machine, such as the road mill housing, to a land vehicle having a lifting mechanism, preferably of the type provided on “front-end loaders”. The surface treatment unit or road mill housing preferably has an opening for receiving a cylindrical shaft and the mounting device includes an attachment device for attachment to a land vehicle and an interconnected cylindrical shaft upon which the road mill housing can be secured once the shaft is received within the shaft receiving opening.

Abstract: A compact, easily transportable, surface preparation apparatus which includes a surface treatment unit having a cutter drum powered by its own power source. The apparatus includes transport/support wheels and a tow bar preferably interconnected at each end, of the surface treatment unit the rearward connection being a pivotal connection. The surface treatment unit has a longitudinal axis and a transverse axis, with the longitudinal axis perpendicular to the towing direction and the transverse axis coincident with the towing direction. The cutter drum has a rotational axis and is contained within the surface treatment unit and arranged such that the rotational axis is parallel to the longitudinal axis of the surface treatment unit. The cutter drum is off-set relative to the transverse axis of the surface treatment unit such that the cutter drum operates at one end of the surface treatment unit.