Abstract: A rotary working vehicle includes a lower traveling body, an upper rotating body, a rotating frame constituting the bottom of the upper rotating body, a boom bracket supported by the rotating frame so as to be capable pivoting horizontally, a first vertical plate and a second vertical plate, which are raised from the bottom plate of the rotating frame, a swing cylinder provided on the opposite side of the second vertical plate from the first vertical plate and connecting the rotating frame and the boom bracket, a protrusion piece protruding toward the swing cylinder from a side wall of the second vertical plate above the swing cylinder, a hose guide provided to the protrusion piece, and first and second hydraulic hoses which pass above the first vertical plate and the second vertical plate, extend downward from above through the hose guide, and reach the swing cylinder.

Abstract: A work vehicle comprising a frame supported by a ground engaging device. A boom assembly is coupled to the frame. A boom cylinder is coupled to the frame and the boom assembly. An attachment coupler is coupled to a distal portion of the boom assembly. At least one tilt cylinder is coupled to the boom assembly and the attachment coupler. An attachment is coupled to the attachment coupler. The attachment comprises an attachment frame coupled to the attachment coupler. The attachment frame has a lower portion and an upper portion. A joint is coupled to the lower portion of the attachment frame and a blade. The joint has an upper surface and a lower surface positioned a distance from the surface. An angle cylinder is coupled to the lower portion of the attachment frame and a blade. A portion of the angle cylinder is positioned below the upper surface.

Abstract: One embodiment includes a grading tool structured for attachment to a work machine. The grading tool includes a frame, ground contacting wheels coupled with the frame, a comb coupled with the frame and extending from a first end of the frame, and a coupling member coupled with the frame and structured to be accessible from a second end of the frame. When the ground contacting wheels are in contact with the ground a depth of penetration of the comb into the ground surface is adjustable by changing the pitch of the grading tool.

Abstract: A scraper attachment for mobile vehicles is provided with a resiliently deformable blade. In one embodiment, the blade is formed from a portion of a vehicle tire. A mounting bracket allows the scraper attachment to be used on a wide range of bucket-style loaders. In various embodiments, a user engages and disengages a portion of a bucket, extending forwardly from the mobile vehicle, with open mounting jaws that extend rearwardly from the mounting bracket by moving the bucket loader forward and backward with respect to the scraper attachment. An optional securement leash may couple the mounting frame with the mobile vehicle.

Abstract: This invention relates to a method to apply waste treatment liquid to a solid waste disposal site by filing a storage tank with waste treatment liquid, connecting the liquid storage tank with a vehicle for solid waste compacting and releasing the waste treatment liquid to a portion of solid waste site in need of moisture. This invention further provided an apparatus for distributing waste treatment liquid over the working face of a solid waste disposal site includes an inflow conduit, a storage tank, an outflow conduit, a control valve that contains a remote-valve control; manifold inlet conduit attached to the control valve, and a manifold to allow the liquid received from the manifold inlet conduit to be distributed evenly over the working face.

Abstract: An improved variable width screed device that attaches to an industrial vehicle, such as an excavator, having a push blade and controlled arm mechanism. The position of the controlled arm mechanism determines the width of the screed. The screed width can be instantaneously adjusted along a spectrum of widths by modifying the radial position of the controlled arm mechanism.

Abstract: A detachable finishing blade for a loading bucket comprising: a front finishing plate positioned below a bottom edge of the loading bucket, where the front finishing plate includes a connection edge at a top portion and a finishing edge along a bottom portion; a pair of side plates attached to the lateral portions of the connection edge of the front finishing plate, where the pair of side plates include a top edge, a bottom edge, an inner edge and an outer edge; one or more attachment means to secure the front finishing plate to the pair of side plates; and a pair of angle irons to fasten the pair of side plates to the lateral edges of the loading bucket, where when the detachable finishing blade is fastened to the loading bucket the front finishing plate engages the ground to level and flatten the ground surface.

Abstract: An improved material handling bucket assembly for construction or agricultural front loading or backhoe applications is disclosed. Scraper and grader blades pivotally mounted relative to the bucket bottom cooperatively move to provide normal bucket operation, or scraping, or grading operations. A scraper blade selectively rotates between a first position closing an opening through the bottom wall of the bucket to a second position extending below the bucket for removing ground soil during a scraping operation and directing the removed soil into a collection chamber of the bucket. A single power source and linkage assembly controls movement of the scraper and grader blades, which also cooperatively move to change the size of the opening in the bottom wall during a scraping operation.

Abstract: A sidewalk grader provided for grading a sidewalk base disposed along a curb of an existing road structure. The sidewalk grader comprises a tracking assembly fixable to a vertically adjustable backfill blade of a compact excavator positioned to move forward over an existing road structure to advance the sidewalk grader. The tracking assembly comprises a vertically adjustable tracking means disposed for engagement with the top surface of the curb, to provide a reference point. A grading assembly is mounted to the tracking assembly. The grading assembly comprises a frame, and a grading blade rotatingly mounted to the frame to permit adjustment of slope of the blade. An adjustable link connects the grading blade to the frame to adjustable fix their relative position.

Abstract: A screed assembly for attachment to the boom arm of a mechanical hoe, including a first elongated member, an elongated ground-engaging structural member extending therefrom, a hoe connection interface and a hydraulic boom connection interface on the first elongated member, and a blade-engaging assembly operationally connected to the first elongated member. An elongated blade portion is pivotably connected to the blade-engaging assembly, a first pivot actuator is operationally connected between the first generally elongated portion and to the blade-engaging assembly, and a second pivot actuator operationally connected to the blade-engaging assembly and the elongated blade portion. Energization of the first pivot actuator pivots the blade engaging assembly relative to the first elongated member and energization of the second pivot actuator pivots the blade relative to the blade-engaging assembly.

Abstract: A road repair tractor adapted for smoothing asphalt that has been laid into a work-trench, dug in a roadway. The tractor includes a body supporting an engine and defining a cockpit. Also, laterally spaced first and second support and motive force assemblies are operatively driven by the engine and support the body. A smoothing device is supported by the body and has a width that is adjustable from a most narrow width of between 10 cm and 30 cm to a widest width of between 1 meter and 2.5 meters. The smoothing device also includes a smoothing blade assembly, having a bottom edge, deployed between a pair of asphalt side-spill guards. Finally, a power actuating system includes controls located in the cockpit that permit a user seated in the cockpit to change the adjustable width of the smoothing device and to raise and lower the smoothing device relative to the body.

Abstract: A device (51) for applying layers or a powder material (71) by means of an application device (52) is described, wherein the application device (52) can be moved back and forth between two end positions in order to apply a layer of material (71) and the application device (52) comprises a blade (56) for removing excess material during the application of a layer of material (71). The device (51) is characterized by a material transport device (53), by which the material can be transferred from one side of the blade (56) to the other side of the blade. The device has the particular advantage that layers of material (71) can be applied without any loss of material and is particularly applicable in a laser sintering device.

Abstract: A tool for cleaning a drainage structure comprises a rod having a center longitudinal axis, a barrel housing having a proximal opening and a distal opening, the barrel housing having a center longitudinal axis and coupled coaxially to the rod, the barrel housing having an outside dimension that can be accommodated within the drainage structure, the distal opening of the barrel housing having a sinusoidal tearing contour. The tool further comprises a plurality of cutting implements radially coupled to and between the rod and the barrel housing, the cutting implements having a distal cutting edge and being angularly oriented to facilitate sweeping debris in a selected direction, and the barrel housing and cutting implements operable to rotate about the center longitudinal axis of the rod to dislodge and loosen debris inside the drainage structure.

Abstract: The invention relates to a ground-working machine (11) equipped with a drive and with advancement members (21). Its advancement members (21) serve inter alia to carry a supporting structure (23) set apart from the positioning plane of the machine, on which supporting structure (23) there is arranged, in the region of a central axis (Z), a kirving tool (25) with at least one transverse kirving roller (13) for working a substrate on which the ground-working machine is standing. The kirving roller (13) is rotatable about its roller axis (V). The roller axis (V) is pivotable about a steering axis (W), which steering axis (W) is arranged in the direction of the central axis (Z) set apart from the advancement members (21).

Abstract: A sidewalk grader provided for grading a sidewalk base disposed along a curb of an existing road structure. The sidewalk grader comprises a tracking assembly fixable to a vertically adjustable backfill blade of a compact excavator positioned to move forward over an existing road structure to advance the sidewalk grader. The tracking assembly comprises a vertically adjustable tracking means disposed for engagement with the top surface of the curb, to provide a reference point. A grading assembly is mounted to the tracking assembly. The grading assembly comprises a frame, and a grading blade rotatingly mounted to the frame to permit adjustment of slope of the blade. An adjustable link connects the grading blade to the frame to adjustable fix their relative position.

Abstract: A sidewalk grader provided for grading a sidewalk base disposed along a curb of an existing road structure. The sidewalk grader comprises a tracking assembly fixable to a vertically adjustable backfill blade of a compact excavator positioned to move forward over an existing road structure to advance the sidewalk grader. The tracking assembly comprises a vertically adjustable tracking means disposed for engagement with the top surface of the curb, to provide a reference point. A grading assembly is mounted to the tracking assembly. The grading assembly comprises a frame, and a grading blade rotatingly mounted to the frame to permit adjustment of slope of the blade. An adjustable link connects the grading blade to the frame to adjustable fix their relative position.

Abstract: An apparatus (10) for leveling a layer of stone dust (24) of a foundation pad for a retaining wall, having a support assembly (12) and a scraper assembly (18). A pair of leveled guide rails (16) are utilized in parallel to support the scraper assembly such that the scraper assembly is longitudinally movable therealong. Each guide rail (16) is supported at each end by a respective support post (30) and is adjustably positionable vertically with respect to each support post such that both guide rails are levelable. The scraper assembly (18) includes a crossbar (42) with linear bearings (44) supported by respective ones of the guide rails, and also includes a depending pole (46) having a scraper blade (26) adjustably affixed at a bottom end thereof, the scraper blade being adjustable to level a bottom scraper edge (28) thereof.

Abstract: A removable scraper blade attachment for a toothed bucket of an earth working machine, such as a backhoe bucket, to allow the bucket to remove debris from a smooth surface such as a paved surface. A plurality of tooth receiving pockets are space along the upper surface of the mounting plate and are sized to receiving a single tooth. A scraper blade extends across a leading edge of the mounting plate and includes a beveled edge to improve cutting and scraping of the blade. The scraper blade attachment is readily removably attachable to the bucket and does not require modification to the lower lip of the bucket or require removal of teeth from the bucket. A self tensioning system is provided to insure the scraper blade attachment remains tightly secured to the bucket.

Abstract: A material-handling bucket which includes a blade with scarifying teeth on the rear of the bucket. By raising the bucket and rolling the bucket backward, the blade and teeth can be made to engage the ground to provide grading and scarifying capabilities for a conventional loader bucket. The blade and scarifying teeth, however, do not interfere with the normal loading operations of the bucket.

Abstract: An operating system for a tractor to which an implement is attachable, the operating system comprises: a steering wheel provided rearwardly of a hood that houses an engine located in a forward region of the tractor; a control panel provided rearwardly of the hood and adjacent the steering wheel; a center cover extending generally vertically below the steering wheel; an operation lever provided at a position laterally of the control panel; a valve unit with a pair of spools, the valve unit being located at a lower position with respect to the steering wheel and being covered by the center cover; a link mechanism that links the operation lever and the pair of spools, the link mechanism being covered by the center cover.

Abstract: A method and means for providing an accessory mounting point at the forward end of an all-terrain vehicle wherein an accessory mounting bracket is secured to a winch fairlead which may be a conventional fairlead or a roller fairlead. The accessory mounting bracket is normally positioned between the ATV winch and the fairlead and is held in place by bolts extending from the winch or the winch mounting bracket through the accessory mounting bracket and then through the fairlead.

Abstract: A push block, a scraping device and a method for collecting a material are provided. The scraping device has a frame, a blade attached to the bottom of the frame, a tongue attached to a front end of the frame and a beam attached to a back end of the frame. Tires are connected to the beam. The scraping device has a front lift mechanism at the front end of the frame and/or a rear lift mechanism at the back end of the frame. The front lift mechanism has a front cylinder connected to the tongue and the front end of the frame. The rear lift mechanism has a rear cylinder attached to the back end of the frame. Movement of the front cylinder and the rear cylinder results in raising and/or lowering of the corresponding ends of the frame of the scraping device. The push block is pivotally connected to an arm and pivotally connected to a tire beam. The arm and the tire beam are pivotally connected to the back end of the frame.

Abstract: A compact earth filtering machine adapted to engage with a base vehicle includes a frame including a guide structure for guiding earth being screened. A set of rollers is supported by the frame, with each roller associated with a corresponding sprocket. A mesh, forming a continuous loop and supported by the rollers, is provided for elevating and screening earth provided by the guide structure. A drive chain, coupled along an edge of the mesh, is adapted to engage the sprockets associated with the rollers. A driver is provided for rotating a selected one of the rollers and the associated sprocket to thereby cause the mesh to elevate and screen the earth provided by the guide structure. A transverse conveyor supported by the frame transports earth screened by the mesh to a discharge point adjacent to the compact filtering machine.

Abstract: Non-highway vehicle plowing systems are described. The plowing system includes a mount assembly having a lower mount bracket, a plow mount bracket, an upper mount bracket, and an actuator bracket. The lower mount bracket is attached to the non-highway vehicle and the plow mount bracket is pivotably connected to the lower mounting bracket. The upper mount bracket is also secured to the non-highway vehicle and is constructed to engage the actuator bracket at a plurality of positions thereby allowing the plow mount assembly to be operable with a plurality of non-highway vehicles. The systems provide advantages in that the systems are not vehicle specific and are adaptable to different vehicle structures.

Abstract: A landscaping tool for attachment to a bucket of a landscaping vehicle, the tool generally comprising an elongate plate having two opposite longitudinal working edges and a plurality of integrally formed teeth protruding from each working edge. The elongate plate has a plurality of mounting holes extending therethrough for mounting the tool to the bucket attachment of a loader. The plurality of holes can be arranged in sets to allow mounting of the tool in various orientations and configurations to provide differing edge orientations for different landscaping tasks, and to allow a single tool to be used with a variety of different bucket attachments. Methods of converting a bucket into a rake and scarifying attachment is also provided, the methods increasing the versatility of the tool and thereby eliminating the need to purchase several tools to accomplish a wide variety of landscaping tasks.

Abstract: This device can be attached to the standard tractor blade and converts the tractor blade into a scoop or bucket. This device will increase the utility of a standard tractor by increasing its functions. It will be lightweight and durable and can be easily placed on the tractor blade and easily removed.

Abstract: A bucket razor body has a coupling end and a scraping end facing away from the bucket. The coupling end has an upper and lower wall with a slot between the walls. The upper wall has threaded apertures with associated bolts for releasably coupling to front end loader equipment. The scraping end of the bucket razor body has an upper and lower. A slot is formed between the surfaces. Laterally aligned threaded apertures with seven associated bolts extending through the apertures. A scraping blade is formed with an interior end. The interior end is positionable within the slot. An exterior razor-like end extends from the slit to an elevation below the lower surface and lower wall to scrape road markings from a hard surface.

Abstract: A blade attachment that can be attached to an excavator or backhoe in 10 seconds and removed in 3 seconds from the operator's seat without the need for tools, nuts, bolts, pins, chains, hoses or additional personnel. The blade attachment is secured to the bucket with two u-shaped adaptors welded to the inside of the bucket. The blade has opposing brackets which support a grab bar and adjustable striker bar, allowing it to be installed on numerous buckets without modification, and providing for quick removal. The design of the bucket adaptors and striker bar prohibits the blade from being removed during earth moving and grading operations, but allows the operator to maintain a level grade when the machine is sitting on as much as a 10% grade difference.

Abstract: A manipulator assembly for attachment to a bucket of a construction vehicle is disclosed. The manipulator assembly includes a universal attachment apparatus for attaching a utility tool to the bucket. The universal attachment apparatus includes a housing adapted to support the utility tool, at least one mounting bracket connected to the housing, and at least one mounting arm having a first end and a second end, the first end being connected to the mounting bracket. The mounting arms further include feet positioned adjacent the quick-release connector for allowing the utility tool to pivot relative to the bucket. A quick-release connector is mounted to the second end of the mounting arm for selectively securing the housing to the bucket. A biasing device is disposed on the quick-release connector for continuously urging the quick-release connector into engagement with the bucket.

Abstract: A compact self-propelled vehicle for composting windrows of compost material found in cramped confines has a low frame forming a central tunnel for mounting a flow-through conveyor. A front pick-up end has a central-flow auger system for attacking into the windrow end-on along the long axis thereof. The conveyor that has a lower intake end immediately trailing the central-flow auger system and a high discharge end for back-depositing the discharged material back into windrow formation. Hence central-flow auger system breaks apart, disintegrates and/or stirs the dug-into material while ultimately accomplishing transfer of it onto the conveyor. In essence, the vehicle worms its way through the windrow by virtue of the wheels rolling through a temporary and traveling void created between the leading pick-up end and the back-deposited material discharged by the discharge end of the conveyor.

Abstract: The present invention provides an edging device for an earth moving machine having a bucket including at least one receiver detachably attachable to the bucket of earth moving machine. The receiver has a plate and an attachment member for engaging the bucket. The receiver can be sized to extend substantially the width of a bucket and the edge member can be substantially co-extensive in length with the receiver. The edge member is configured to be detachably attached to the receiver, where the edge member has a leading edge for contacting the earth.

Abstract: An improvement in a piping arrangement for swing type hydraulic excavators is achieved. Piping is provided on a cylinder for an implement from a side of the swivel frame through the swing bracket, the swing bracket is formed on a side thereof with a piping hole, which extends outside from an interior thereof, and piping for that cylinder for an implement, which is disposed in the vicinity of the swing bracket, is performed from the interior of the swing bracket through the piping hole.

Abstract: In one embodiment, the present invention includes a grading blade disposed between a pair of holders. An adjusting mechanism is rigidly attached to the grading blade. A threaded connector is used to adjust the vertical position of the grading blade. Each holder is attached to a rear portion of a utility bucket, e.g., by welding. A plurality of gussets are attached to one of the holders and to the utility bucket, thereby providing further attachment and supported to the present grading assembly. The grading blade may be rotated, thereby using each of a pair of grading edges as desired. Moreover, the grading blade may be detached and repaired or replaced. When installed on a utility bucket, the present grading assembly allows precision grading to be conducted when driving in both forward and rearward directions.

Abstract: 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 conjunction with a backhoe bucket. The beams attach onto a backhoe bucket and allows the blade to cut earthen walls. An alternative embodiment directly attaches the substantially U-shape to the boom of a backhoe.

Abstract: Improvements to a grapple bucket which combine to convert the grapples into bulldozing, scraping, and hooking implements that can bulldoze, scoop, tear, and demolish more easily than a simple grapple bucket.

Abstract: A vehicle implement adapter for attachment to conventional vehicles and for allowing the attachment to the vehicle of various implement such as shovels, jaws or the like. The vehicle implement adapter includes a frame configured so as to be attachable to the vehicle. A main arm is pivotally attached to the frame. An implement such as a shovel, a pivotal jaw or the like is pivotally mounted at the distal end of the main arm. A cable is attached to the implement. The cable is re-directed by a set of pulleys and mechanically coupled to a winch-type mechanism mounted on the frame. A releasable locking mechanism is attached to the main arm. By selectively allowing and preventing pivotal movement of the main arm through the use of the arm locking mechanism, the cable can be used to lift and/or tilt the implement.

Abstract: A trench leveling blade is movably mounted between a pair of side walls which are slotted to receive the bucket of a backhoe or other excavating machine. The blade is vertically adjustable with a hand operated jack screw. Rollers mounted in front and back of the blade support the blade during use and guide the blade during its vertical adjustment. A pair of adjustable scraper blades is provided on opposite sides of the leveling blade to clean the surface of the pavement adjoining the trench or any other surface being worked by the leveling blade.

Abstract: A rake for attachment to a horizontally elongated blade on a tractor. After attachment the rake can be can be lifted, lowered, and pressed down into the soil or gravel etc. being raked with hydraulic power. The rake comprises comprises: a horizontally elongate member adapted to be carried adjacent, parallel to, and beneath the bottom portion of the blade; arms affixed along the elongate member for releasably attaching the member beneath the bottom portion of the blade; and, teeth spaced along and extending downwardly beneath the elongate member. In a preferred embodiment of this invention the elongated member comprises a channel, the blade attachment means comprises arms which extend from opposite side portions of the channel and surround the blade, and the teeth comprise hardened replaceable bolts.

Abstract: The apparatus for attaching an accessory to an excavator is a device for attaching a grader blade, brush blade, compactor, or other accessory to the bucket of an excavator. The apparatus has a body to which the accessory is attached which has a pair of hooks which slide between adjacent pairs of teeth on an edge of the excavator bucket and a pair of chains attached to the rear of the bucket and tightened by load binders to retain the apparatus on the excavator bucket. The apparatus provides for pivoting the accessory laterally, and may optionally provide for tilting the accessory in a vertical plane.

Abstract: The resilient scraping blade attachment is provided that includes an attachment hook-up assembly adapted to be mounted on a vehicle. The attachment hook-up assembly includes an elongated central support member and a vehicle interface component. In addition, the attachment hook-up assembly includes a pair of diagonal supports that link the central support member to the vehicle interface component. A mounting plate is secured at an end of the central support member. A resilient blade assembly is attached to the attachment hook-up assembly by means of a bearing bracket and bearing means. The resilient blade assembly includes an elongated blade mounting channel having a pair of resilient blades mounted thereon. The resilient blade assembly includes extension blades that may be mounted at the ends of the blade mounting channel in order to increase the effective width of the resilient blade assembly. The extension blades may be contoured to approximate different surfaces such as a roadside curb.

Abstract: A blade attachment is adapted to be mounted to an excavator bucket assembly, the attachment including an elongated blade having a width substantially greater than the width of said bucket. The blade is provided with a pair of mounting brackets affixed to its rear with at least two mounting holes being provided through each mounting bracket. The mounting brackets are spaced apart a distance sufficient for mounting on the opposite side walls of the bucket. The brackets may be adjustably affixed to the rear of the blade to accommodate buckets of differing widths.

Abstract: A removable blade assembly with an attachment arm slidably mounted over the support boom of a trencher machine. The attachment arm is stabilized in place on the support boom with pressure point bolts. From the attachment arm extend an angle support and an extending support block to stabilize a stabilization post leading to the blade-pivot assembly. The blade-pivot assembly includes a blade assembly pivotally mounted on a triangular-shaped housing frame. The blade can be swiveled in each direction from the trencher machine to backfill debris as desired.

Abstract: An implement adapter for providing improved excavation versatility that couples with and attaches to an excavation tool assembly for mounting a working implement thereon. The implement adapter comprises a frame for holding a working implement, wherein the frame is coupled and semi-fixedly attached to an excavation tool assembly. A parking projection holds the coupling element of the frame at a sufficient height above a surface when the implement adapter is detached from the excavation tool assembly and supported on the surface by the parking projection and a lowermost portion of either the frame or the working implement. The height at which the coupling portion is held by the parking projection enables engagement of the coupling portion with a cooperative coupling element on the excavation tool assembly without the need for any manual assistance.

Abstract: An implement adapter for providing excavation versatility that couples with and attaches to an excavation tool assembly for mounting a working implement thereon. The implement adapter comprises a frame for holding a working implement, wherein the frame is coupled and semi-fixedly attached to an excavation tool assembly. A parking projection holds the coupling element of the frame at a sufficient height above a surface when the implement adapter is detached from the excavation tool assembly and supported on the surface by the parking projection and a lowermost portion of either the frame or the working implement. The height at which the coupling portion is held by the parking projection enables engagement of the coupling portion with a cooperative coupling element on the excavation tool assembly without the need for any manual assistance.

Abstract: A trenching tool for releasable attachment to a bucket of a front end loader includes a pair of support brackets with a chute-like blade thereon. Each bracket includes a support arm for the blade and an integral shoulder brace portion for mounting underneath a surface of the bucket. The front edge of the bucket is received within a notch of each support bracket and is clamped thereto by a releasable upper clamp. Each support bracket includes a bearing surface for transferring forces acting on the tool to the underside of the bucket to enhance the tool's stability during use. The chute-like blade enables sod to be rolled up into the blade for deposit into the bucket upon an initial pass of the loader. Upon subsequent passes, entrenching is accomplished with the loosened dirt entering the chute for deposit into the bucket of the front end loader.

Abstract: A vehicle snowplow system with an adjustable-bias tripping mechanism. The system includes a snowplow blade or moldboard which is pivotally mounted to a frame, the latter being adapted for mounting to a vehicle. The moldboard "trips" or pivotally moves between a normal plowing position and a displaced position when a lower region of the moldboard contacts a rigid obstruction. The system includes at least one biasing assembly operable to bias the moldboard toward the normal position with a biasing force, the biasing assembly configured so as to provide an adjustment to the biasing force to compensate for variances in roadway or environmental conditions.

Abstract: A bucket tool comprising an edge 7 secured to the lower part of a bucket in a lateral direction, tooth-mounting fittings 8 secured to the edge 7 with an interval between the fittings in the lateral direction, excavation teeth 9 attachably/detachably mounted in the tooth-mounting fittings 8 and protruding forward beyond the edge 7, a ground-leveling plate 10 having a lateral width equal to the lateral width of the lower part of the bucket, and coupling fittings 11 secured to the upper surface of the ground-leveling plate 10 at an interval nearly equal to the interval between the tooth-mounting fittings 8 and capable of being detachably attached to the ends of the excavation teeth 9. Upon attaching or detaching the coupling fittings 11 secured to the upper surface of the ground-leveling plate 10 to, or from, the ends of the excavation teeth 9, the ground-leveling plate 10 can be easily attached to, or detached from, excavation teeth of a bucket for excavation.

Abstract: An apparatus for removal and collection of roadway markers comprises a shearing blade and a collection bin mountable on a transport vehicle, the blade being forwardly disposed relative to the collecting bin, the bin having no substantial front wall. A flexible vertical skirt is disposed in forwardly surrounding relation to the blade to effect the trapping of the removed markers and the deposit thereof into the collecting bin. The collecting bin is vertically movable to a dumping position relative to a larger storage bin.

Abstract: A culvert cleaning apparatus of use with earth moving machinery having a bucket, such as a backhoe or trackhoe. The apparatus has an attachment assembly for connection to the machinery's bucket with an arm extending therefrom for securing a scoop. Extensions between the attachment assembly and the scoop are provided when extended reach is desired. The machine may be used to push the scoop into a culvert and scoop out material clogging the culvert.

Abstract: A scraping blade adapted for quick, simple and easy attachment to and removal from a bucket of the type used with a backhoe or like earth working machine, wherein the lower cutting edge of the bucket has a plurality of outwardly projecting teeth terminating in tapered cutting/tearing points. The blade includes front and back plates providing a straight lower scraping edge and a substantially "V" shaped upwardly open receptacle or socket sized and configured to receive and snugly engage the projecting points of the bucket teeth. The front plate includes forwardly angled end sections adapted to prevent the spill over of dirt from the blade as it is being used to scrape and/or level dirt.