Abstract: A floor stripping machine blade of a blade assembly has a leading edge, when the blade assembly is attached to a floor stripping machine, at an angle that is other than perpendicular to the direction of travel of the floor stripping machine, said angle of the blade's leading edge being fixed or adjustable.

Abstract: A groove cutter for floor sheets capable of being operated without using a ruler and can cut a seam, which is created when sheets are laid sequentially on the surface of floor base with an adhesive agent, so that a groove formed along the seam can bridge over both adjacent sheets, comprising a front part, a middle part, a rear part, wherein the front part has a thin guide plate, which is to be inserted into the seam and guides the tool along the seam when pushing the tool forward, at the front end, and at least one blade to cut a concave groove at the seam part of the sheet, which is provided behind the guide plate so as to be detachable, and a stabilizing member provided at the rear part, which is to be inserted into the concave groove, to stabilize a direction of movement along the seam.

Abstract: Disclosed, herein is a deburring device for removing burrs generated on a joint between window frames. The deburring device includes: first and second scrapers (111) and (112) provided on an end of a scraper rod that is moved back and forth toward the joint; first scraper-guide bars (111) and second scraper-guide bars (112) assembled with left and right side surfaces of the first and second scrapers supports (131) and (132) respectively assembled with corresponding left and right outer surfaces of the scraper-guide bars; and push bar (141) and (142) provide to vary a distance between the first and second scrapers. Each push bar includes: on a front end thereof a contact member making contact with corresponding-upper and lower contact rollers provided on the first and second scraper-guide bars; and a guide member moving back and forth along a guide depression formed in the corresponding support.

Abstract: A portable device for shaping an edge of an aerofoil comprises a housing, a cutting tool mounted in the housing (the cutting tool having a cutting edge to remove material from the edge) and a plurality of guides mounted in the housing, so that in use the aerofoil engages with the guides to locate the edge of the aerofoil relative to the cutting edge and to permit movement of the housing in a cutting direction so as to remove material from the edge of the aerofoil. The device is characterised in that the cutting tool is mounted so that in use the cutting edge can move relative to the edge of the aerofoil in a direction generally perpendicular to the cutting direction.

Abstract: A roofing material removal device that includes a wheeled frame, a plurality of vertical cutting blades being secured to a front of the wheeled frame, each of the vertical cutting blades being rotatable about a substantially horizontal axis, at least one horizontal cutting blade being secured to the wheeled frame, the horizontal cutting blade being slidable in a lateral motion along a substantially horizontal plane, a first motor being coupled to the vertical cutting blades for rotating the vertical cutting blades, and a second motor being coupled to the horizontal cutting blade for moving the horizontal cutting blade in a lateral motion.

Abstract: A shingle removal shovel is disclosed that comprises of a rectangular blade with slots and teeth on its front and back edges. This shingle popper has a special blade structure having elongated protrusions on its bottom side. Said protrusions provide a front and a back pivoting points so that the popper can be properly levered for easy removal of shingles and nails. The present shingle popper also has a slanted top surface to push shingles up while the shovel is moved under the shingle. It also has foot pedestals to allow an operator to use his/her foot to push the blade underneath a shingle.

Abstract: Embodiments of the invention described herein pertain to a pneumatically powered shingle removing apparatus. The shingle removing apparatus includes a frame having a first end and a second end. A first pneumatic cylinder assembly is mounted adjacent the first end of the frame and a second pneumatic cylinder assembly is mounted adjacent the second end of the frame. The first pneumatic cylinder and the second pneumatic cylinder extend substantially parallel from the frame and each have a chisel extending at least partially from the respective first pneumatic cylinder assembly and the second pneumatic cylinder assembly, the chisels being moveable back and forth from a forward position. A stripping blade is attached to a front end of the chisels of the first pneumatic cylinder assembly and the second pneumatic cylinder assembly. A first air conduit delivers pressurized air to the first pneumatic cylinder assembly and a second air conduit delivers pressurized air to the second pneumatic cylinder assembly.

Abstract: Embodiments of the invention described herein pertain to a pneumatically powered shingle removing apparatus. The shingle removing apparatus includes a frame having a first end and a second end. A first pneumatic cylinder assembly is mounted adjacent the first end of the frame and a second pneumatic cylinder assembly is mounted adjacent the second end of the frame. The first pneumatic cylinder and the second pneumatic cylinder extend substantially parallel from the frame and each have a chisel extending at least partially from the respective first pneumatic cylinder assembly and the second pneumatic cylinder assembly, the chisels being moveable back and forth from a forward position. A stripping blade is attached to a front end of the chisels of the first pneumatic cylinder assembly and the second pneumatic cylinder assembly. A first air conduit delivers pressurized air to the first pneumatic cylinder assembly and a second air conduit delivers pressurized air to the second pneumatic cylinder assembly.

Abstract: Roofing material removing apparatus are provided. More particularly, roofing material removing apparatuses with an adjustable guide assembly wherein the adjustable guide assembly provides for continual forward motion and continuous control of the flow of roofing material are presented. The adjustable guide assembly is adaptable to various tool assemblies and applications.

Abstract: The invention is directed towards a system and method for removing shingles from a roof comprising a shingle removal head, a boom arm assembly, a vacuum, and a containment bin. The head includes a frame that defines a shingle disposal area and includes a prying member having a lifting surface for engaging the underside of shingles and lifting them from the roof and directing them to the shingle disposal area. The head also includes a cutting member for receiving and decreasing the size of the removed shingles for removal from the head by the vacuum into the containment bin, both of which may be carried by a transportation unit. The head may be attached to the boom arm assembly that is carried by a transportation unit so that the assembly causes the head to engage and lift shingles from a roof, allowing operation of the head frame from the ground.

Abstract: A tiles or bricks shoveling device includes a body having front wheels and rear wheels, and a handle is connected to a rear end of the body. A motor is connected to the body and drives a circular member by its eccentric shaft. A block is fixed to the body and two posts movably extend through the block. A front board and a rear board are connected to the front and rear ends of the posts. Two springs are connected to the two posts to return the rear board. A shoveling blade is connected to the front end of the front board such that when the motor is activated, the posts are moved reciprocally and the shoveling blade moves linearly back and forth with the front board to shovel the tiles and bricks up.

Abstract: An apparatus for moving debris such as chicken manure away from a wall including a frame assembly movable across a floor, a scraping member suspended from the frame assembly and a guide member connected to the scraping member. The scraping member is arranged for scraping debris away from the wall and causing movement of the scraping member and frame assembly toward the wall when the frame assembly is moved in a predetermined direction across the floor. The guide member causes movement of the scraping member away from the wall and around objects projecting out from the wall such as support beams.

Abstract: An ergonomic scraper, such as a floor scraper using a standard replaceable blade, is provided. Embodiments include a scraper having an elongated handle, a scraper head for fixedly holding a blade mounted to a first end of the handle, an upper hand grip at a second end of the handle, and a lower hand grip between the first and second ends of the handle. The handle has an S-shape to reduce the angle between the blade and a workpiece. A pair of wheels is mounted near the scraper head for easily adjusting the blade attack angle. The scraper head is adjustable for changing the scraping angle of the blade to suit the user and/or the job.

Abstract: A roofing material removal machine and method for removing roofing materials wherein the machine travels along guide rails mounted on a roof surface and roofing material lifting elements carried by the machine are operated to lift the roofing materials as the machine moves along the guide rails after which the removed materials are conveyed to a collection receptacle. A remote control device may be used to control power to and movement of the machine along the guide rails.

Abstract: An apparatus for removing roof shingles includes an elongated body having a handle at its upper end and a lift plate pivotally connected to its lower end. The lift plate includes a removable blade at its leading edge and a roller that parallels the leading edge. The lift plate is linked to a pneumatically powered actuator that causes the lift plate to pivot about the roller upon the activation of a trigger mounted in the handle. The handle both rotates around the body and is movable linearly along the body against a biasing compression spring.

Abstract: The invention relates to an apparatus for removing coverings laid on even surfaces, comprising a support frame (10) for mounting driving wheels (16) and for accommodating a motor (17) and a gear (18) for driving the driving wheels (16), and comprising a motor-driven separating knife (25). According to the invention it is provided that at least one loosely rotatable support element (21) is arranged on the support frame (11) parallel to the driving wheels (16).

Abstract: A shingle removal tool includes a support frame, a mechanism supported along the bottom of the support frame for moving the shingle removal tool along a surface, and a shingle removal plate having a topside, an underside and a shingle removing end. A rigid linkage has a first end and a second end, wherein the first end of the linkage is hingedly connected to the support frame, and the second end of the linkage is hingedly connected to the underside of the shingle removal plate. A flange depends from the underside of the shingle removing tool, the flange having a length. A rotator is supported by the support frame. A rotatable actuator is rotated by the rotator, and has an eccentric axis of rotation. The rotatable actuator is connected to the flange such that the flange moves about the axis of rotation while maintaining substantially the same orientation, movement of the flange resulting in corresponding movement of the shingle removal plate to which the flange is attached.

Abstract: The shingle removing machine includes a frame supporting a power source, which, in turn, drives a lateral axle with a wheel at each end thereof, with each wheel having an eccentric pin driving a blade drive arm. Separate wheels support the frame. Each blade drive arm extends forwardly and has a relatively wide shingle removal blade at its forward end. The blades extend substantially the width of the machine. The forward ends of the blade drive arms are interconnected and include rollers riding on sloped ramps on the forward end of the frame. Rotation of the blade arm drive wheels reciprocates the blade drive arms forwardly and rearwardly, with the blades also lifting and lowering during the cycle as the forward ends of the arms ride up and down the ramps. The blade drive arm assembly may be quickly and easily disassembled for maintenance and repair in the field.

Abstract: A material removing apparatus includes a frame including a planar base portion and axially spaced front and rear portions. An elongated axle and a plurality of wheels are attached thereto and a plurality of rigid brackets are secured to the axle adjacent to the wheels. A contoured handle is securely mounted to the frame. The apparatus also includes a lifting plate extending forwardly from the bracket end portions and spaced forwardly from the wheels for lifting shingles upwardly and away from a support surface. The plate includes an inner shaft having opposed end portions for defining a fulcrum axis and an outer shaft journaled about the inner shaft and rotatable about the fulcrum axis in clockwise and counterclockwise directions. A mechanism is included for pivoting the plate about a selected arcuate path so that an operator can position the plate between the support surface and the shingles.

Abstract: A tool includes pivotally conjoined top and bottom planar bodies being coupled along their distal edges and having opposed linear ends. The bottom body is statically registered while the top body is dynamically articulatable. Slotted brackets are coupled to one linear end of the bodies, and are slidably interlocked and repeatedly moveable between compressed and engaged positions. Knobs traverse through the top body and are engaged therewith. The knobs are adaptable between raised and lowered positions. A turn wheel is connected to the knobs for raising and lowering the knobs in sync. A handle assembly includes wheels that are seated proximal to the bodies. A lever protrudes proximally from the wheels. A mechanism is included for preventing laminate planks from sliding downwardly along the top body. Rotatable and equidistantly spaced rollers are axially oriented along the top body and are registered with corresponding ones of the knobs.

Abstract: A motorized floor stripper for stripping a floor covering away from a floor surface. The floor stripper has wheels and a motor mounted to a frame. An operator uses handles on the frame to move the floor stripper across the floor. The motor is coupled to an eccentric driver, which may be an eccentric cam. The eccentric driver is coupled in turn to a driven member. The driven member is coupled to the frame at a coupling point, and a working element such as a blade is attached to the driven member opposite the eccentric driver. When the motor drives the eccentric driver, the driven member drives the working element in a motion that depends on the configuration of the eccentric driver, the driven member, and the coupling point. By adjusting the location of the coupling point relative to the frame, the operator may adjust the motion of the working element to achieve a motion particularly suitable for removing the floor covering that is being stripped away from the floor.

Abstract: A tool designed specifically for removing roofing shingles, sub-roofing, and the like from roofs, offered in two examples, one powered pneumatically and one powered electrically, each with an elongated adjustable stalk with handle, the lower end of the stalk with an upper blade that moves forward and rearward with respect to the lower blade, a circular saw rotatably disposed between the blades, the forward movement of the upper blade coinciding with upward movement of the upper blade platform and teeth, thereby lifting roofing materials, the saw cutting roofing nails and the like.

Abstract: A machine for scraping a floor covering from a floor has rear drive wheels and a forward blade assembly. Arms which each rotate independently on the frame at one end are connected to the blade assembly which independently rotate on their other ends. Thus, the blade is able to float and follow the contour of the floor even if the wheels and blade are riding on an uneven surface. The pitch and elevation of the blade assembly can be changed individually or simultaneously without inhibiting the floating motion of the blade assembly.

Abstract: A concrete engraver apparatus including a carrier for use with a hand-held engraver. The hand-held engraver is detachably mounted to the carrier. The carrier has wheels and a handle attached to an enclosure. The enclosure includes a vacuum mount for attaching a vacuum tube to evacuate loosened particles from the enclosure during operation of the hand-held engraver.

Abstract: A machine for scraping a floor covering from a floor has rear drive wheels and a forward blade assembly. Arms which each rotate independently on the frame at one end are connected to the blade assembly which independently rotate on their other ends. Thus, the blade is able to float and follow the contour of the floor even if the wheels and blade are riding on an uneven surface. The pitch and elevation of the blade assembly can be changed individually or simultaneously without inhibiting the floating motion of the blade assembly.

Abstract: An angled shank blade for a carpet or tile stripping machine with a flat blade for engaging the surface of a floor. A shank attached to the blade at an angle for receiving the weight of the floor stripping machine and keeping the blade parallel to the floor. The blade has a carbide insert for long lasting skiving of material from the floor. The carbide tip is easily replaced to keep the leading edge sharp. The carbide insert being held parallel to the floor by the blade such that it cuts at a preferred carbide blade tip angle of about 45 degrees with respect to the surface of the floor.

Abstract: Disclosed is a roofing removal apparatus for removing existing shingles from a roof. The apparatus includes an elongate base member that has a front end and a back end. A frame is mounted on the base member, and a power source is secured to the frame. A pair of wheels are rotatable coupled to sides of the base member. An elongate upper member for separating the shingles from the roof is positioned on top of the base member. The upper member has a forward end and a rearward end. A pivot coupler is positioned between the upper member and the base member. A cam member is attached to the power source. A coupling member couples the upper member to the power source. A guard protects the power source from debris. A handle member for allows a user to control movement of the base member, and a control assembly for controls the power source.

Abstract: A floor-stripping tool for attachment to a standard pallet truck, thereby converting the pallet truck into a self-propelled floor stripper. The chassis structure of the tool includes fork holders, and stabilizing brackets. A blade attaches to a blade holder on the front stabilizing bracket. To remove a floor surface with the tool, a user first attaches the fork holders of the floor-stripping tool to the forks of a pallet truck; anchor bolts ensure a tight fit. The brackets are adjusted as needed. The forks of the pallet truck are lowered to insert the blades of the tool under the surface to be removed. Moving the forks forward removes the floor surface.

Abstract: A device to aid painters in the repair of runs, drips or other raised imperfections on painted surfaces. The device includes a blade that allows the painter to shave off the dried drip in one or several passes. Rollers support the device on the painted surface and a threaded adjustment allows the user to control depth of the material shaved off. The device can be used on any surface and with any coating but finds particular applications on highly visible paint surfaces such as cars.

Abstract: An electric floor covering removal apparatus which is characterized typically by an electric motor fitted in a frame for driving a fan, a pair of hydrostatic pumps hydraulically connected to independent, hydraulically-operated wheel motors and a hydraulic gear pump for raising and lowering a landing gear with respect to the frame, deploying the floor covering engaging-implements of the apparatus and driving the apparatus to remove the floor covering. A pair of control arm levers are spring-loaded to neutral and serve to independently operate the hydrostatic pumps and the wheel motors in infinitely variable fashion, in both the forward and reverse directions. The driver's seat is mounted on an insulated cover or shroud that covers the electric motor, hydrostatic pumps and the hydraulic gear pump, as well as electrical gear and a hydraulic fluid reservoir located beneath these operating components.

Abstract: A mobile apparatus for removing floor coverings. The apparatus has a main frame supported by wheels and includes a scraper blade mounted on the front of the frame and a rotary cutter assembly mounted underneath the frame with controls whereby the scraping blade is used independently of the rotary cutters and the rotary cutters are use independently of the scraping blade, and wherein the rotary cutters may be moved from underneath the frame to one side of the frame for ready access to the cutter members of the rotary cutters.

Abstract: An apparatus for removing at least one surface layer from a floor. The apparatus includes a body frame mountable by a machine operator. A blade tool assembly having a scraping blade is secured to the front of the main body frame and can be used for removing floor covering. The blade tool may be replaced by a detachable transport wheel for moving the machine when not in use for removing floor covering. A pair of independent suspensions is attached to the rear end of the frame, and independent drive motors and wheels for moving the frame and blade tool with respect to the floor surface attach to each suspension. The independent suspensions include a pivot shaft attached to the frame with a suspension bar that supports the drive motor attached to each pivot shaft. Shock absorbers are attached to the suspension bar and to the rear end of the frame such that the rear of the apparatus adjusts when the apparatus encounters debris or irregular floor surfaces.

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 tool comprising a scalloped blade shiftable between a normal extended position and a retracted position is disclosed. The blade also shifts sideways. The blade is shifted between its extended position and its retracted position by a crank-driven driving assembly which converts circular motion from the motor shaft to eccentric motion and then imparts rectilinear motion to a connecting rod and driving bars which thereafter drive the blade between its two positions. The tool comprises a mounting board on which the motor and blade driving assembly are mounted. The blade is part of a blade assembly comprising a blade, a supporting member, and a side motion rod. The blade driving assembly is mounted in vibration-absorbing bearing blocks affixed to the mounting board of the tool. The tool is provided with an openable cover to keep the motor, the crank, the connecting rod, the blade support mechanism, and the bearings free from dirt and foreign material. The tool includes an adjustable handle.

Abstract: An apparatus for removing at least one surface layer from a floor comprises a main body frame and a rear frame section supported by rear wheels that are driven by an integrated hydraulic system including two fluid pumps. A blade tool assembly having a scraping blade is secured to the front of the main body frame and can be used for removing the floor covering. The rear frame section is attached to the main body frame by an axle assembly. The rear frame section may pivot about the longitudinal axis of the apparatus causing the wheels to adjust to debris buildup and imperfections in the floor surface such that the blade remain in constant contact with the floor covering. Further, the apparatus includes a tongue jack assembly removably attached to the front of the main body frame, and supplemental weight supporting holder are provided on each side of the main body frame for holding variable amounts of weights.

Abstract: A hand operated manual tool for removing roofing materials from the roof of a building is disclosed. The tool includes a central member or spine having a handle on one end and a cross brace positioned transversely on an opposing end thereof A plurality of elongate tines are selectably releasably secured in spaced relation along the length of the cross member. A pair of wheels are depended from the cross member to allow a user to roll the tool across the roof of a building. A deflecting shield is mounted on the cross member adjacent the removable tines to aid in deflecting the roofing materials away from the hands of a user. The device allows a roofer to manually remove a greater quantity of roofing materials than heretofore possible using manual tools.

Abstract: A tool for removing debris from the space between adjacent planks of a deck. The tool has a blade attached to a handle, the blade having a thickness less than the space between the deck planks. A pair of wheels for contacting the upper planar surfaces of adjacent deck planks are rotatably mounted on said blade to allow the tool to be pushed by the handle along a deck with the blade inserted into the space between the adjacent deck planks. The leading edge of the blade is angled to a tip, and the ratio of the distance between the tip and wheels, and the distance between the wheels and the outer end of the handle is between about 1:12 and about 1:20.

Abstract: A motorized shingle removing hand tool comprising a blade assembly shiftable between a normal extended position and a retracted position. The blade assembly is biased to its normal extended position and is shifted to its retracted position by a motor driven cam which thereafter allows the blade assembly to be driven to its extended position by the biasing mechanism. The tool comprises a base on which the motor is mounted. The blade assembly comprises a blade and its support mechanism which is mounted in bushing blocks affixed to the base. The base is provided with an openable cover to keep the motor, the cam, the blade support mechanism, the biasing elements and the bushings free from dirt and foreign material. The tool includes an adjustable handle and an actuating trigger with an associated variable speed control switch, and a carrying strap.

Abstract: A mechanical shingle remover for removing shingles from a roof includes a pair of frame arms, a plate pivotally coupled at one end between the frame arms, and a machine for pivoting the free end of the plate away from the frame arms to lift shingles away from a roof. In a preferred embodiment, the device includes a pair of wheels and a handle for moving the device; a counterweight assembly coupled to a lifting arm for lifting the plate; and a number of rubber bushings having metal inner and outer coverings positioned at all the pivot points of the device. In a most preferred embodiment, an electric motor is powered by an electrical connection through a plug on the handle and controlled by a trigger on the handle.

Abstract: An apparatus which will be attached to a motorized vehicle such as a frontend loader having auxiliary hydraulic structure wherein the apparatus having a hydraulic motor 18 will be connected by flexible lines 58 to the auxiliary hydraulic structure. The floor covering removal apparatus will be mounted on the frontend of the frontend loader whereby an individual can angularly lower the floor covering removal apparatus blade 52 until the blade of the apparatus being forwardly mounted is in a position to scrape the floor removing carpet, tiles, and wood flooring as the motorized vehicle is operated. Optionally the hydraulic motor 18 of the floor covering removal apparatus can use the auxiliary hydraulic structure for advancing and retracting the blade 52 in rapid succession thereby providing a chopping action to the blade 52 of the floor covering removal apparatus while the apparatus performs the floor covering removal tasks. An alternate embodiment provides an enclosure 72 to the hydraulic motor.

Abstract: A lever member is pivotable about a horizontal axis which is fixed to a frame defining a horizontal plane. A blade profiled to slide under a shingle is fixed to a front end of the lever member, and lifts the shingle when a rear end of the lever member pivots downward under action of a pneumatic cylinder. The cylinder is mounted horizontally toward the rear of the frame, oppositely from the front of the lever member. The cylinder pushes a transverse linkage member forward, which pulls on cables extending rearward from the linkage member thence upward around pulleys to the rear end of the lever member.

Abstract: A pneumatic roofing material removing apparatus including a housing having a pair of rear wheels disposed thereon. A pneumatic motor is disposed within the housing. The pneumatic motor has a rear portion extending outwardly of the housing. The rear portion has an air hose extending outwardly therefrom. A front portion of the pneumatic motor has an actuating arm extending outwardly therefrom. A planar cutting blade is disposed within the housing and secured to a free end of the actuating arm of the pneumatic motor. An arcuate shovel is secured to the housing over the cutting blade. A handle assembly is coupled with the housing. An operation mechanism is disposed within the handle assembly. The operation mechanism is coupled with the air hose of the pneumatic motor. The operation mechanism includes an exterior hose extending outwardly therefrom for coupling with an air compressor. The operation mechanism includes an activation trigger extending outwardly of the handle assembly.

Abstract: A self-propelled floor covering scraper machine including a frame having front and back ends, two independently controllable wheels, mounted on each side toward the back end of the frame, mechanisms for independently driving each wheel in either a forward or reverse direction, a control mechanism for steering the machine, engaging the driving mechanisms, and controlling the forward and reverse movement of each wheel, and a scraper blade mounted to the front end of the frame at an angle extending downward and forward. The adjustable scraper blade assembly includes a blade bracket, a generally flat scraper blade attachable to the blade bracket, and a shock absorber for the blade during use. The mechanism for controlling the steering and the forward and reverse movement of the vehicle uses a horizontal crossbar rotatably connected at each end to a support on the vehicle. The crossbar's axis of rotation is perpendicular to the forward motion of the vehicle.

Abstract: A shingle remover with a reciprocating material stripping assembly removes roofing shingles and nails with reduced effort. The shingle remover has a metal frame carrying an electric motor coupled to a material stripping tooth assembly for driving reciprocation. The stripping assembly teeth form a wedge-like comb movably retained in the frame and driven by connecting rods attached to a counter-shaft by eccentric mounts. The teeth are laterally spaced only slightly more than the width of a nail shank, forming an inclined lifting surface wherein adjacent teeth engage under the head of nails that are encountered as the shingle remover is advanced, and drives the stripping assembly under the nail heads. The combination of the inclined lifting surface and the reciprocating motion of the material stripping assembly remove the roofing material and lift roofing nails straight out of the roof sheathing.

Abstract: A multipurpose surface stripper apparatus is provided for removing surface coverings, linoleum, tile, or carpet from a supporting surface, floor or deck. The apparatus includes a chassis having a frame, a stripping assembly, a drive assembly, and a hydraulic system for controlling the operation of the stripping and drive assemblies. The stripping assembly includes a stripping blade, a blade mount, at least one carrier bearing fixably mounted to a supporting plate, and a roll axle extending through the carrier bearing for changing the roll of the blade. The axle has one end fixably connected to a lower surface of the blade mount and a second end connected to the stationary end of a pitch control hydraulic cylinder. The carrier bearing supporting plate is mounted between the blade mount and the front end of the frame.

Abstract: A shingle stripping tool having a wheel supported frame including a rearwardly extending handle with a grip at the upper end. A power transmission includes a drive shaft extending along the handle which is driven by a motor. A reciprocally driven blade is supported on a sliding fulcrum. The blade is connected to the gear wheels at an eccentric arrangement whereby the blade is driven in a reciprocal and rotating motion to strip and clear debris.

Abstract: A walk behind tractor with a power take-off is combined with a blade assembly support assembly and lift assembly. The blade assembly allows a blade to be set at an adjustable angle. The support assembly supports added weight for increasing the force on the blade. Rollers are provided at points of contact between the support assembly and blade assembly to allow movable points of contact. A rolling movement accommodates the downward force of applied weight without tearing at the blade assembly along a transverse direction during oscillation. The lift assembly raises the tractor front end moving the blade out of contact with the floor and floor covering.

Abstract: A machine for removing a material mounted to an underlying surface from the underlying surface is disclosed. The machine includes a frame body, an assembly for propelling the frame body relative to the surface, a plate carried by the frame body and a blade assembly pivotally coupled to the plate. The plate is movable relative to the frame body between a deployed position for removal of the material from the surface and a stored position with the plate positioned for unrestricted movement of the frame body relative to the surface. The blade assembly includes a removal blade for removing the material from the surface. The blade assembly is movable between a plurality of positions with the blade oriented at an angle relative to the plate, and is secured in a selected one of the plurality of positions during removal of the material from the surface.

Abstract: A deburring device is provided in the advance direction with a support roll preceding the deburring tool and which together with the latter acts in such a way with respect to the workpiece edge to be deburred during the advance movement in track-guiding manner so that it is possible to have lateral tilting and displacement movements of both working members with respect to the workpiece edge, which greatly facilitates working with the tool.

Abstract: Apparatus for removing fastened roofing material from a roof comprises a frame on which is mounted a vertically reciprocable blade having a leading edge adapted to be accommodated beneath a strip of roofing material. Reciprocal movement of the blade causes roofing material overlying the leading edge to be freed from and lifted off the roof. The frame has supporting wheels and an engine which drives the wheels and lifts the blade. Springs effect downward movement of the lifted blade.