WO2007144678A1 - Appareil de découpage de revêtement de route permettant d'encastrer des pièces d'aimants permanents dans le revêtement de route - Google Patents

Appareil de découpage de revêtement de route permettant d'encastrer des pièces d'aimants permanents dans le revêtement de route Download PDF

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Publication number
WO2007144678A1
WO2007144678A1 PCT/HU2007/000054 HU2007000054W WO2007144678A1 WO 2007144678 A1 WO2007144678 A1 WO 2007144678A1 HU 2007000054 W HU2007000054 W HU 2007000054W WO 2007144678 A1 WO2007144678 A1 WO 2007144678A1
Authority
WO
WIPO (PCT)
Prior art keywords
cutting means
road
width
recesses
magnet pieces
Prior art date
Application number
PCT/HU2007/000054
Other languages
English (en)
Inventor
György GULYÁS
József OPRA SZABÓ
Original Assignee
Gulyas Gyoergy
Opra Szabo Jozsef
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Gulyas Gyoergy, Opra Szabo Jozsef filed Critical Gulyas Gyoergy
Publication of WO2007144678A1 publication Critical patent/WO2007144678A1/fr

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C23/00—Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces
    • E01C23/06—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road
    • E01C23/09—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for forming cuts, grooves, or recesses, e.g. for making joints or channels for markings, for cutting-out sections to be removed; for cleaning, treating, or filling cuts, grooves, recesses, or fissures; for trimming paving edges
    • E01C23/0906—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for forming cuts, grooves, or recesses, e.g. for making joints or channels for markings, for cutting-out sections to be removed; for cleaning, treating, or filling cuts, grooves, recesses, or fissures; for trimming paving edges for forming, opening-out, cleaning, drying or heating cuts, grooves, recesses or, excluding forming, cracks, e.g. cleaning by sand-blasting or air-jet ; for trimming paving edges
    • E01C23/0926—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for forming cuts, grooves, or recesses, e.g. for making joints or channels for markings, for cutting-out sections to be removed; for cleaning, treating, or filling cuts, grooves, recesses, or fissures; for trimming paving edges for forming, opening-out, cleaning, drying or heating cuts, grooves, recesses or, excluding forming, cracks, e.g. cleaning by sand-blasting or air-jet ; for trimming paving edges with power-driven tools, e.g. vibrated, percussive cutters
    • E01C23/0933—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for forming cuts, grooves, or recesses, e.g. for making joints or channels for markings, for cutting-out sections to be removed; for cleaning, treating, or filling cuts, grooves, recesses, or fissures; for trimming paving edges for forming, opening-out, cleaning, drying or heating cuts, grooves, recesses or, excluding forming, cracks, e.g. cleaning by sand-blasting or air-jet ; for trimming paving edges with power-driven tools, e.g. vibrated, percussive cutters rotary, e.g. circular-saw joint cutters
    • E01C23/0946—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for forming cuts, grooves, or recesses, e.g. for making joints or channels for markings, for cutting-out sections to be removed; for cleaning, treating, or filling cuts, grooves, recesses, or fissures; for trimming paving edges for forming, opening-out, cleaning, drying or heating cuts, grooves, recesses or, excluding forming, cracks, e.g. cleaning by sand-blasting or air-jet ; for trimming paving edges with power-driven tools, e.g. vibrated, percussive cutters rotary, e.g. circular-saw joint cutters specially for forming recesses to receive marking materials or markers, e.g. cutters for milling traffic line channels, core drills for button-setting
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
    • E01C19/004—Devices for guiding or controlling the machines along a predetermined path
    • E01C19/006—Devices for guiding or controlling the machines along a predetermined path by laser or ultrasound

Definitions

  • the invention relates to a road cutter apparatus applicable to embedding permanent magnet pieces in the solid road surface in a predetermined pattern.
  • the apparatus comprises a self- propelled unit mounted on an undercarriage and adapted to move on the road in an optional direction, and a control unit adapted to control the self-propelled unit.
  • the apparatus is provided with cutting means adapted to form a recess suitable for receiving the permanent magnet piece, the cutting means is mounted on the undercarriage so that it can be lifted and lowered.
  • the object of the present invention is to provide a road cutter apparatus adapted for use in the method disclosed in patent application HU 224667 (WO02089090).
  • the document relates to supplying binary coded time invariant information to vehicles traveling along roadways, where the information is supplied by means of permanent magnet pieces.
  • the permanent magnet pieces disposed at predetermined positions are embedded in the road surface.
  • the vehicles are equipped with induction detectors located on a structural member which passes over the magnets within a certain range of action, and the output signals of the induction detectors varying with time are processed by a processing unit decoding binary code sequences. The decoded information is displayed and/or used for automatic activation of an operational unit.
  • the permanent magnet pieces are arched fiat bar-shaped magnetic elements whose thickness perpendicular to a plane defined by the radius of curvature of arching is less than the width of the arched bar-shaped magnetic element in said plane. Perpendicular to direction of traveling of vehicles so called pockets are formed in the road surface, the cross-section of the pockets corresponds to a circle segment.
  • the pockets are arranged in a predefined way, and the magnetic elements are located and fixed in these pockets with their concave side facing upwards.
  • the apparatus has a transporting vehicle, a cutting tool attached to a driving mechanism, for making the gap, and a device for putting the bitumen emulsion or a similar material into the gap.
  • the essential feature of the invention is that the driving mechanism of the cutting device is constituted by a couch which is attached to the transporting vehicle and is dog- driven on a straight support bridge in its longitudinal direction, and by a lifting-sinking unit, preferably attached to the couch, which is suitable to sink the cutting device into the concrete body and to lift it out from there.
  • Hungarian utility model No. 2211 describes a sign element provided with a base body having flanges, and embedded in a groove cut in the road surface so that the flanges protruding from the road surface provide mechanical protection for a light-reflecting sign positioned in between the flanges.
  • the embedded portion of the base body has a fixing member which is fixed in the groove by using some adhesive.
  • the object of the present invention is to make locating of the permanent magnets of
  • WO02089090 in the road surface in a predetermined pattern simpler. It has been realized that if a suitable self-propelled unit e.g. an electric truck is converted so that it is equipped with cutter discs having a cutting width equivalent to or wider than the width of the magnet pieces wherein the number of the cutter discs equals to the number of the magnet pieces to be embedded in a row, and means for lifting/lowering the cutter discs and means for detecting the position of the self-propelled unit are provided, then the task can be accomplished simply and quickly, by using less energy.
  • a suitable self-propelled unit e.g. an electric truck is converted so that it is equipped with cutter discs having a cutting width equivalent to or wider than the width of the magnet pieces wherein the number of the cutter discs equals to the number of the magnet pieces to be embedded in a row, and means for lifting/lowering the cutter discs and means for detecting the position of the self-propelled unit are provided, then the task can be accomplished simply and quickly, by using less energy.
  • a road cutter apparatus applicable to embedding permanent magnet pieces in the solid road surface in a predetermined pattern.
  • the apparatus comprises a self-propelled unit mounted on an undercarriage and adapted to move on the road in an optional direction, and a control unit adapted to control the self-propelled unit.
  • Cutting means (cutting edge) operated by a motor and adapted to form a recess suitable for receiving the permanent magnet piece is mounted on the undercarriage so that it can be lifted and lowered.
  • the cutting means comprises at least one cutter disc having a width at least equivalent to the width of the recess to be formed.
  • At least two or more, preferably three cutting means are arranged in a first distance from each other which is equivalent to the distance between the magnet pieces to be located in the same cross-sectional area, and the apparatus is provided with a position sensor.
  • the cutting means comprises cutter discs with the same diameter which are mounted next to each other on a common shaft, the total width of the cutter discs is equivalent to the required width of the recess, but the width of the individual cutter discs is less than the required width of the recess, preferably, the width of the cutting means is 4-15 mm.
  • the position sensor is a pointer rod and when the apparatus is in operation positioning marks are placed on the road in order to determine the location of the recess to be formed.
  • the position sensor is a laser, ultrasonic or infrared telemeter whose base of comparison is a static object or positioning mark placed somewhere in the surroundings independent of the apparatus, the output signal of the position sensor is transmitted to a processing unit.
  • the processing unit is a computer in which a second distance, the distance between the individual rows of recesses to be formed for receiving the permanent magnet pieces is programmed, and the output signal of the processing unit is transmitted to the control unit.
  • the apparatus is provided with several rows of cutting means arranged in the longitudinal direction of the road, the number of rows of cutting means is at most equals to the number of rows of recesses to be formed in a work area.
  • the cutting means may be arranged on a common shaft or on separate shafts.
  • the motor and the driving motor are hydraulic, electric or internal combustion engines.
  • Figure 1 is the side view of a possible embodiment of the apparatus according to the invention where a pointer rod is used for determination of position; in the Figure the two positions of the cutting means are shown, Figure 2 shows the apparatus of Figure 1 from above;
  • Figure 3 is the side view of another possible embodiment of the apparatus according to the invention with the cutting means lifted, and when optical sensor is used for determination of position;
  • Figure 4 is the side view of the apparatus of Figure 3 with the cutting means lowered;
  • Figure 5 shows the apparatus of Figures 3 and 4 from above;
  • Figure 6 shows the side view of the apparatus of Figure 3 with the cutting means lifted, where the position sensor is a laser, ultrasonic or infrared telemeter whose base of comparison is a positioning mark placed in the surroundings independent of the apparatus;
  • Figure 7 shows the arrangement of the recesses viewed from above for receiving the permanent magnet pieces, where positioning marks are placed on the road;
  • Figure 8 is a perspective view showing a magnet piece placed in a recess;
  • Figure 9 is the side view of the cutting means, Figure 10 shows the cross-section of the cutting means of Figure 9 taken along line X-X; and
  • Figure 11 shows the cross-section of a cutting means comprising several cutter discs.
  • the road cutter apparatus 1 according to the invention has been developed for embedding a permanent magnet piece 3 in the solid road surface of road 2 ( Figure 8) in a predetermined pattern.
  • Apparatus 1 is adapted to move in an optional direction on road 2.
  • Apparatus 1 comprises a self-propelled unit 5 mounted on an undercarriage 4 and a control unit 6 adapted to control the self-propelled unit 5.
  • Control unit 6 is adapted to operate apparatus 1 including self-propelled unit 5 and cutting means 9.
  • An operator may operate apparatus 1 by means of control means of control unit 6. If the position of apparatus 1 is determined electronically, then control unit 6 may be controlled by processing unit 15. Naturally, in this case, the operator may also intervene in the control process.
  • Self-propelled unit 5 may be formed economically from a known fork-lift truck operated by an electric driving motor 19 ( Figures 1 and 2). However, on the basis of our description with reference to Figures 3-6, constructing of self-propelled unit 5 can not be a problem for those skilled in the art.
  • Driving motor 19 operating self-propelled unit 5 may be an internal combustion benzine or diesel engine which operates driving wheel 22. At the same time driving motor 19 generates electricity for the electric motor and/or drives a hydraulic pump for operating driving wheel 22 hydraulically.
  • Motor 8 operates cutting means 9 which is adapted to form recess 7 for receiving permanent magnet piece 3.
  • Cutting means 9 is mounted on undercarriage 4 so that it can be lifted and lowered.
  • Motor 8 may be an internal combustion benzine or diesel engine or a hydraulic or electric motor.
  • Cutting means 9 is a cutter disc the width of which is equivalent to the width of the recess 7 to be formed. This is advantageous because as opposed to earlier solutions recess 7 may be formed in one work cycle.
  • Cutting means 9 is designed so that a crown comprised of segments the widths of which correspond to the width of the recess 7 (generally 4-15 mm, preferably 10.5 mm) is fixed symmetrically around the perimeter of the disc body. The outer surface of the crown is coated with diamond dust.
  • Cutting means 9 may comprise several cutter discs having the same diameter which are mounted on a common shaft next to each other, the width of the individual cutter discs is less than the width required for the recess 7, but the total width of the cutter discs is equivalent to the width required for the recess 7. In this case, if necessary, a spacer 29 may be placed in between the cutter discs.
  • WO02089090 which is available for anyone therefore the content of it is supposed to be known
  • at least two, preferably three permanent magnets 3 are embedded in a predetermined cross-sectional area 10 of road 2.
  • Apparatus 1 is provided with at least two or more, preferably three cutting means 9 arranged in a first distance 12 from one another, the first distance 12 equals to the distance between the magnet pieces 3 to be placed in the same cross-sectional area 10 as it is shown in Figure 7.
  • the two or more recesses 7 located in the same cross- sectional area 10 form a row of recesses 11.
  • the at least two, preferably three cutting means 9 arranged in a line (a row of cutting means) for forming the row of recesses 11 may ⁇ " be multiplied in apparatus 1 in the direction of traveling which corresponds to the longitudinal axis of road 2.
  • the number of the so arranged rows of cutting means 9 is at most, equals to the number of rows of recesses 11 to be formed.
  • the multiple rows of cutting means 9 may be arranged one after the other on the undercarriage of a vehicle having a longer platform, so that the distance between the rows of cutting means 9 should be equal to the distance between the rows of recesses 11.
  • the adjacent cutting means 9 can be moved along a common rail-path in order to set the second distance 16, i.e.
  • cutting means 9 may be placed on an approximately sixteen meter long platform. When these cutting means 9 are operated simultaneously, then forming all of the rows of recesses 11 takes the same time as forming one row of recesses 11 with the apparatus 1 illustrated in the Figures.
  • the time needed for locating the magnet pieces 3 and restoring the surface of the road 2 depends on the number of workers. This may be reasonable if the road 2 can be closed from traffic only for a short time. The latter solution is not shown in the Figures, because embodying of it is well within the knowledge of one skilled in the art.
  • apparatuses 1 adapted to form a row of recesses 11 comprising three recesses are described.
  • the individual rows of recesses 11 are placed at a second distance 16 from one another.
  • the second distance 16 is predefined for generating a code sequence comprising magnetic signals which supply information e.g. relating to traffic and other environmental components for the receiver units of the vehicles traveling above magnet pieces 3 on road 2.
  • To generate the code sequence by means of magnet pieces 3 at least three magnet pieces 3 arranged in a second distance 16 from one another are needed, and this arrangement is at least doubled to make reliable detection possible.
  • more than three rows of magnet pieces 3 are embedded in road 2.
  • Position sensor 13 may be embodied in several, ways/ If positioning marks 14 are placed on road 2, then a pointer rod may be used as position sensor 13 for sensing positioning marks 14, which when placed over the positioning mark 14 ensures accurate position measurement ( Figures 1 and 2). Usually, positioning marks 14 can also be detected optically. In this case position sensor 13 may be an optical sensor ( Figures 3 and 4).
  • the position sensor 13 may be a laser, infrared or ultrasonic telemeter, GPS, etc., which can measure the position of apparatus 1 relative to a base of comparison (positioning mark 14) placed on the road 2, or mounted on a separate support or on an escort vehicle ( Figure 6) or relative to satellites adapted to determine positions, and the position required for cutting the next row of recesses 11 can be determined on the basis of this measurement.
  • the electric output signals of the position sensor 13 which contain data relating to the current position of the apparatus 1 may be transmitted to processing unit 15 containing the code of the magnetic field to be created. In this manner automatized positioning of apparatus 1 to the determined points becomes possible.
  • the output signal of position sensor 13 is transmitted to processing unit 15 which is advantageously a computer in which the second distance 16, the distance between the individual rows of recesses 11 to be formed in a cross-sectional area 10 for receiving the permanent magnet 5 pieces 3 is programmed.
  • processing unit 15 is transmitted to the control unit 6.
  • Control unit 6 is adapted to automatically control moving and stopping of apparatus 1, and also operating of cutting means 9.
  • the aforementioned electric signal may present only a warning signal for the operator indicating that apparatus 1 has reached the point where the next row of recesses 11 should
  • Cutting means 9 may be placed on a common shaft 17 or separately from one another, on separate shafts 18.
  • Motor 8 may operate a compressor which generates compressed air for operating the pneumatic means, for example working cylinders 20 of the apparatus 1, and for clearing the waste out from recess 7. Apparatuses 1 according to Figure 1 and Figure 3 will be described in more details.
  • the undercarriage 4 and the superstructure comprising the component parts of apparatus 1 are fixed to one another by arc welding.
  • the motor 8 which is a diesel motor in the present example, the compressor, the cooling system, the exhauster, the driving and operating system of the cutting means, the fuel tank, the battery and the water tank for cooling the cutter discs are located on a suitable support respectively.
  • Supports for the protective casings and for control unit 6, as well as the cockpit are located on the undercarriage 4.
  • Undercarriage 4 comprises the elements of self-propelled unit 5.
  • Two tyred free wheels 21 are mounted on undercarriage 4.
  • the electric driving motor 19 together with the tyred driving wheel 22 are positioned on the right side of apparatus 1 (in the direction of marching), under the cockpit.
  • Steering of apparatus 1 is accomplished by means of steering-wheel 24 mounted in the cockpit of apparatus 1, so that the driving mechanism is rotated in the required direction by means of chain transmission.
  • the self-propelled unit 5 of apparatus 1 can be braked on the one hand with compressed air, on the other hand by means of a hydraulic pedal brake.
  • the cutting mechanism comprises three diamond-saw blade cutting means 9.
  • Motor 8 actuates cutting means 9 through V-belt pulley transmission. This can be seen in Figure 1.
  • Lifting and lowering of the individual cutting means 9 is performed by means of respective working cylinders 20 operated by compressed air. Proper vibration damping and straight guiding of cutting means 9 are ensured by suitable constraint paths.
  • Permanent charging of the two 12-24 V 200 Ah batteries is accomplished by means of diesel motor 8.
  • the batteries supply the energy for driving motor 19 which is a direct- current electric motor ensuring "marching", for the lights and the remote control system, further they supply power for the valves used in the systems of the compressed air and cooling, and for starting the diesel motor.
  • driving motor 19 is a direct- current electric motor ensuring "marching", for the lights and the remote control system, further they supply power for the valves used in the systems of the compressed air and cooling, and for starting the diesel motor.
  • the operator of apparatus 1 can control marching and the operation of cutting means 9 from seat 25 mounted in the cockpit.
  • apparatus 1 may be controlled by means of control unit 6. Operation of the individual component parts or possible failure of them may be displayed on a display means.
  • apparatus 1 is provided with suitable casings.
  • the protective casing on the side and top of apparatus 1 and the lattice girder of the exhaust system are attached to the profiled iron supporting structure.
  • Cutting means 9 and the V-belts for operating the same are provided with separate protective casing made of steel plates.
  • the side and top casings are also made of steel plates.
  • Apparatus 1 is provided with a main switch with a removable key by means of which voltage can be applied or switched off.
  • the individual operating elements are provided with a respective fuse system.
  • the axis of the marching electromotor may be braked by applying compressed air, the free wheels 21 may be braked by means of hydraulic, oil-pressure pedal brake.
  • the undercarriage 4 and the frame of the superstructure of apparatus 1 of Figure 3 are made of rolled sectional steel. The whole structure is fixed by arc welding.
  • the undercarriage 4 is provided with supports for supporting the diesel motor 8, the compressor, the tank of the compressed air, the cooling and exhaust system of the motor, the batteries, the lifting/lowering device 23 and the rear supporting members 26.
  • Cutting means 9, free wheels 21 of apparatus 1, the supporting frame of protective casing, the support and casing of the control unit 6 are arranged on the undercarriage 4.
  • Rotatable driving motor 19 for driving the tyred driving wheel 22 forms an independent block mounted on undercarriage 4 of self-propelled unit 5 by means of a vertical pivot.
  • Driving motor 19 is an electromotor supplied with energy by means of two 12 V 155 Ah batteries.
  • Two tyred free wheels are hinged with the front part of undercarriage . 4. These are instrumental on the one hand in “marching", on the other hand, together with the hydraulic lifting/lowering device, they ensure lifting and lowering of cutting means 9.
  • Steering of apparatus 1 is accomplished by turning driving motor.19 to the right or left by means of control arm 27.
  • Apparatus 1 can be braked by pushing control arm 27 to its upper or lower position.
  • the control arm 27 In Figure 3 the control arm 27 is in its upper position, i.e. the apparatus 1 is shown with the brakes on.
  • control arm 27 is bent down in the direction of the arrow in a certain extent, then apparatus 1 is able to move, it can be steered easily.
  • control arm 27 is completely lowered in the direction of the arrow, then apparatus 1 stops.
  • a reverser 28 is provided on control arm 27 by means of which the forward/backward direction of travel of apparatus 1 can be changed.
  • the cutting mechanism comprises three cutting means 9 formed from three diamond-saw blades arranged on a common shaft 17.
  • Common shaft 17 is mounted on undercarriage 4 through bearing.
  • Cutting means 9 is actuated by a diesel motor 8 through V-belt pulley transmission.
  • the diamond saw blades are mounted on the shaft by means of retaining nuts and washers.
  • the diesel motor 8 also operates a compressor and a generator.
  • the generator is adapted to charge two 12 V 155 Ah batteries which are used for operating driving motor 19, the hydraulic elements and the lights. Compressed air is directed through electric valves.
  • the main switch is operated with a removable key.
  • control unit 6 revolution counter, motor starter button, switch of the glow-plug, switch of the flashing signal, switch for supplying the cutting means 9 with cooling water, throttle control for diesel motor 8, clutch lever, compressed air pressure 0 reducing valve, valve arm of the hydraulic lifting/lowering device 23 and valve arm of the hydraulic supporting member 26.
  • Reverser 28 and a push-button for controlling lifting/lowering are arranged on control arm 27.
  • a safety switch may be placed on control arm 27 for switching the driving motor 19 to forward direction in case of an accidental bump during reverse movement of the apparatus.
  • Apparatus 1 can be braked by pushing control arm 27 to its upper or lower position. The apparatus 1 can be firmly kept in place when control arm 27 is in its lower or upper position, or by operating supporting member 26.
  • positioning marks 14 are placed lengthwise along road 2, the distance between the positioning marks 14 corresponds to the second distance Ou!. . 16 (the distance between the rows of recesses 11 to be formed).
  • the distance between the individual positioning marks 14 and the edge of the road is approximately the same, and it depends on the location of the position sensor 13 on apparatus 1. If position sensor 13 is a pointer rod ( Figure 1) which is located on the right side of the apparatus 1, then positioning marks 14 are placed closer to the edge of the road 2 ( Figure 7). If position sensor 13 is 5 located in the center line (or near to it) of apparatus 1, then positioning marks 14 are placed further from the edge of the road 2.
  • Positioning marks 14 are preferably crosses or lines painted on road 2.
  • GPS is used as position sensor 13, positioning marks 14 may be omitted, they may be used only for checking the placement of the row of recesses 11.
  • the apparatus 1 is driven so that the position sensor 0 13 e.g. the pointer rod of the apparatus is positioned over the first positioning mark 14, then motor 8 and cutting means 9 are coupled through a coupling mechanism.
  • the cutting means 9 is lowered by operating working cylinder 20 ( Figure 1), or in case of the embodiment shown in Figures 3 and 4, the supporting member 26 is pushed onto road 2 (supporting position) and free wheels 21 are lowered by means of lifting/lowering device 23.
  • cutting means 9 are lifted by means of working cylinder 20 ( Figure 1), or the supporting member 26 is drawn up (raised position) and cutting means 9 are lifted by means of lifting/lowering device 23 ( Figures 3 and 4).
  • Recesses 7 are cleaned with the compressed air generated by the compressor of motor 8, then the apparatus is driven over the next positioning mark 14 and the process is repeated.
  • position sensor 13 is a laser, infrared or ultrasonic telemeter or GPS, similar steps are taken. If apparatus 1 is provided with processing unit 15, the electronic output signal of position sensor 13 may be transmitted to control unit 6 through processing unit 15. In this manner the process becomes automatized.
  • the essence of the related patent application WO 02089090 is that the distance between the individual rows of magnet pieces should be measured as precisely as possible, the positioning of the first row of magnet pieces in road 2 does not require such perfect accuracy.
  • the magnet pieces are placed in the recesses 7, then it is filled with a suitable material, e.g. asphalt. In this manner magnet pieces 3 are embedded in road 2.
  • the apparatus of the invention can be used for any kind of road works where recesses are to be made in the road surface for placing an object in them.
  • the advantage of the present invention is that several recesses may be formed precisely in the road surface simply, quickly and cheaply, by using less energy.
  • the apparatus is easy to construct, operating of it does not require special skills.
  • the apparatus can be steered in this manner it is able to form the recesses in alignment with the bends of the road.

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Road Repair (AREA)

Abstract

L'invention concerne un appareil de découpage de revêtement de route (1) permettant d'encastrer des pièces d'aimants permanents (3) dans la surface solide de la route (2) selon une configuration prédéterminée. L'appareil (1) comporte une unité autopropulsée (5) et une unité de commande (6) servant à commander l'unité autopropulsée (5) et est muni d'une arête tranchante (9). Un capteur de position (13) est placé sur l'appareil (1). L'avantage de l'invention est que plusieurs découpes de haute précision peuvent être réalisées dans le revêtement de route en un seul cycle de travail.
PCT/HU2007/000054 2006-06-15 2007-06-14 Appareil de découpage de revêtement de route permettant d'encastrer des pièces d'aimants permanents dans le revêtement de route WO2007144678A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
HUU0600151 2006-06-15
HU0600151U HU3271U (en) 2006-06-15 2006-06-15 Road surface gouge device for installation magnetic insert

Publications (1)

Publication Number Publication Date
WO2007144678A1 true WO2007144678A1 (fr) 2007-12-21

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PCT/HU2007/000054 WO2007144678A1 (fr) 2006-06-15 2007-06-14 Appareil de découpage de revêtement de route permettant d'encastrer des pièces d'aimants permanents dans le revêtement de route

Country Status (2)

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HU (1) HU3271U (fr)
WO (1) WO2007144678A1 (fr)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8500363B1 (en) 2012-02-29 2013-08-06 Caterpillar Paving Products Inc. Compactor having controllable edge wheel spray system
WO2013177516A1 (fr) * 2012-05-25 2013-11-28 Surface Preparation Technologies, Llc Procédé et appareil de découpe de rainures dans une surface de route
CN106192709A (zh) * 2016-08-22 2016-12-07 河南城建学院 一种带有过载保护的切割机
US9574310B2 (en) 2013-09-20 2017-02-21 Surface Preparation Technologies Llc Method and apparatus for cutting a sinusoidal groove in a road surface
EP3725947A4 (fr) * 2017-12-12 2021-10-06 Aichi Steel Corporation Dispositif et procédé d'installation de marqueur

Citations (6)

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US4797025A (en) * 1988-03-14 1989-01-10 Ampsco Corporation Device for cutting a receptacle in pavement to receive a reflector
US4900094A (en) * 1989-02-02 1990-02-13 Sergeant Mark R Adjustable plunge-cut road saw mechanism
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US9574310B2 (en) 2013-09-20 2017-02-21 Surface Preparation Technologies Llc Method and apparatus for cutting a sinusoidal groove in a road surface
CN106192709A (zh) * 2016-08-22 2016-12-07 河南城建学院 一种带有过载保护的切割机
EP3725947A4 (fr) * 2017-12-12 2021-10-06 Aichi Steel Corporation Dispositif et procédé d'installation de marqueur
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