Classifications

• • A—HUMAN NECESSITIES
  • A63—SPORTS; GAMES; AMUSEMENTS
  • A63C—SKATES; SKIS; ROLLER SKATES; DESIGN OR LAYOUT OF COURTS, RINKS OR THE LIKE
  • A63C17/00—Roller skates; Skate-boards
  • A63C17/12—Roller skates; Skate-boards with driving mechanisms
• • A—HUMAN NECESSITIES
  • A63—SPORTS; GAMES; AMUSEMENTS
  • A63C—SKATES; SKIS; ROLLER SKATES; DESIGN OR LAYOUT OF COURTS, RINKS OR THE LIKE
  • A63C17/00—Roller skates; Skate-boards
  • A63C17/01—Skateboards

Definitions

• the present invention generally relates to a vehicle having an electric motor such as a skateboard or a roller scooter.
• the invention relates to a motorized wheeled vehicle comprising first and second vehicle parts, the first part being adapted for placing a user on the vehicle and the second part of the vehicle being adapted to allow the rolling of the vehicle , this second part comprising:
• At least one drive wheel mounted to rotate about a wheel rotation axis and mechanically connected to said motor to be rotated by the latter.
• the present invention aims to provide a wheeled vehicle for facilitating maintenance operations of the vehicle.
• the wheeled vehicle of the invention is essentially characterized in that it comprises means for assembling the first and second parts, these assembling means being reversibly movable between an assembly configuration in which said first and second parts are mechanically joined together and a disassembly configuration in which the first and second parts are detached from each other,
• the second part further comprising an electronic control unit and at least one accumulator electrical, the electronic control unit having a radio control signal receiver, the electronic control unit being adapted to control the selective power supply of the motor on receipt of at least one control signal by the control signal receiver radio.
• the grouping in the second part of the vehicle, the engine, the accumulator and a control unit makes it possible to centralize the motor functions of the vehicle in the same removable assembly of the first part of the vehicle, which groups together the positioning functions of the vehicle. the user of the vehicle.
• the fact that the first and second parts are removable allows in case of failure of the vehicle to perform a standard exchange of the second part by simply removing the first part through the assembly means.
• the only connection between the first and second parts is done by the assembly means, there is no need to have a wired connection between these two parts since the second part receives its signals from motor control via wireless radio link.
• the fact that the accumulator is on the second part contributes to reducing the interactions between the first part and the second part, which facilitates both disassembly and assembly.
• the first part prefferably comprises a board and driven wheels mechanically connected to the board by at least one driven wheel support.
• the driving wheel is associated with the second part, the other driven wheels being linked to the first part which groups together the elements of the vehicle least likely to fail.
• the second part may comprise a rigid structure carrying the motor, the axis of rotation according to which the driving wheel is rotatably mounted, said electronic control unit and said at least one electric accumulator.
• a rigid structure carrying the motor, the axis of rotation according to which the driving wheel is rotatably mounted, said electronic control unit and said at least one electric accumulator.
• said rigid structure prefferably has a hollow main part in which the motor is placed, the axis of rotation of the driving wheel and said electronic control unit, this hollow main part forming a protective casing.
• the rigid structure forms a rigid one-piece assembly that makes it possible to reduce the risks of destructuring the rigid structure by significant vibrations generated during rolling.
• the second vehicle part and more particularly its rigid structure to comprise at least one rigid-walled hollow secondary part adapted to receive and protect said at least one accumulator.
• This separation of the accumulator in a hollow secondary specific to the accumulator facilitates the replacement of the accumulator which is in a dedicated hollow space where it is away from moving parts such as the motor or the axis of the accumulator. wheel. This separation is made because it is found that the part of the second part most frequently exchanged is the accumulator whose wear, if only by exhaustion of charge is common.
• the electrical connection between the accumulator and the motor can be done by connecting cables passing through the rigid structure carrying the motor and opening into the main and secondary hollow parts. Electrical connection pads may be provided inside the secondary hollow portion to allow the electrical connection between the connecting cables and the accumulator.
• the electronic control unit it is possible for the electronic control unit to be adapted so that, upon receipt of a radio braking command signal, it commands the braking of the vehicle by virtue of a motor brake. It can also be ensured that the motor and the electronic unit are adapted so that in case of braking by engine brake, the motor generates an electric current used to recharge the accumulator.
• This embodiment makes it possible to extend the range of the vehicle by allowing the battery to be recharged, for example during braking or when the vehicle is sloping and when the engine has an engine brake.
• said at least one accumulator has an elongate shape and extends along an axis parallel to a plane in which the driving wheel extends. This form facilitates its integration into the vehicle of the invention which has a generally elongated shape.
• said hollow second portion has an elongated shape shaped so as to reserve an air circulation space extending along said at least one accumulator, this air circulation space being open in at least one an inlet and an air outlet thus allowing an air cooling of said at least one accumulator when the vehicle moves.
• the accumulator is provided to be introduced or extracted from said hollow secondary portion by sliding along the longitudinal axis of the elongated hollow form.
• a means of blocking the accumulator is preferably made to limit this sliding.
• This locking means preferably comprises a clipping elastic device for selectively immobilizing the accumulator in a fixed position inside the hollow portion or in a sliding position.
• said assembly means comprise at least one piece made of a flexible material for absorbing shocks and vibrations between the first and second parts of the vehicle when the assembly means are in a configuration of assembly of the first and second parts.
• a piece is known as silentblock.
• This embodiment makes it possible to limit the vibrations caused by shocks on one of the parts of the vehicle. This results in an increase in the life of the vehicle and the comfort of the user whose feet are generally positioned on the first part of the vehicle shaped board.
• said assembly means comprise at least one axis that is immovably assembled with the piece of flexible material, this axis having a threaded portion screwed with only one of said first and second parts.
• This embodiment allows an assembly of the first or second part by threading the axis.
• FIG. 1 represents a side view of a front vehicle area according to the invention, at the point of assembly between the first and second parts;
• Figure 2 shows a bottom view of the second vehicle part of the invention with dashed side boundaries of the first part;
• Figure 3 shows the second part of Figure 2 but seen in perspective perspective;
• Figure 4 shows a side view of the second part of the invention without its drive wheel and its accumulators.
• the invention relates to a vehicle with wheels (also called wheels in this document).
• This vehicle 1 with wheels comprises:
• At least one drive wheel (ideally a single drive wheel) arranged at the front of the vehicle and intended to pull the vehicle forward and;
• the driven rear wheel (s) 15 is / are rotatably mounted according to one or more axes of rotation of driven wheels which is fixed to a wheel support (s) carried (s).
• This wheel support is known in the field of skateboards under the term "truck" which designates a flexible articulated structure for orienting the wheels driven by lateral swinging of the vehicle part (in this case a board 14) on which is fixed the wheel support.
• the vehicle of the invention with one or two driven wheels and one or two driving wheels (s), it will be ensured that the vehicle is symmetrical in the direction of its length and with respect to a plane of symmetry.
• the vehicle of the invention comprises first and second parts 2 and 3 separate from each other and adapted to be manually detached from the other and r to be manually attached to each other.
• first part 2 which comprises a board 14 has fixing studs or perforations to allow the introduction of complementary fastening means which are attached to the second part of the vehicle 3.
• assembly means 7 are in the form of resilient mounts for relative movement damping between the first and second vehicle parts 2 and 3.
• a plane support is defined on the first part of the vehicle 2 and an additional plane support is defined on the second part 3 of the vehicle via the assembly means that are silentblocs.
• Each silentblock has a part 19 made of a flexible material (visible in section in FIG. 1) to which an axle 20 threaded onto the second vehicle part 3 is immovably joined.
• a threaded zone is provided on each silentblock to enable screwing a bolt 7 clamping the board on the silentbloc.
• the two vehicle parts are used four bolts 7 connecting the first vehicle part on the silentbloc attached to the second part of the vehicle.
• Functional equivalents to the four bolts 7 could be used alternately.
• Such equivalent means may for example be complementary male male slides.
• the second part 2 comprises a rigid structure 16 having the following functions:
• the electronic control unit 8 To support the electric motor 4, the electronic control unit 8, the batteries / electric accumulator 9, keep the driving wheel axis 6 in position on the rigid structure 16 so as to allow the driving wheel 5 to rotate freely along this axis 6;
• this fairing is preferably aerodynamic;
• the rigid structure 16 has a hollow main part 17 in which the motor 4 is placed, all the mechanical wheel drive means connecting the motor to the drive wheel 5 and the electronic control unit 8 which has a radio control signal receiver 10.
• FIG. 1 shows the main hollow part 17 in which the motor 4 is placed and a belt 25 connecting a motor pulley 26 to a pulley of the drive wheel axle 27 to allow it to be driven.
• a slot 25 is made through the rigid structure 16 to form a passage of the drive wheel 25 between the inside of the hollow main portion 17 and a lower area of the vehicle.
• the drive wheel 5 can thus be placed on the ground 13 while remaining at least partially protected by the rigid structure 16.
• the rigid structure 16 comprises on either side of the hollow main portion 17 hollow side portions 18 extending longitudinally in the direction of the length of the vehicle.
• Each hollow abutment 18 forms a tube adapted to receive an accumulator 9, this accumulator being slidable in the corresponding hollow secondary portion 18 to be put in place or removed.
• the rigid structure 16 is shown alone in Figures 2, 3 and 4, these figures highlighting the hollow side portions 18 without accumulators.
• Each hollow abutment 18 has an air inlet 23 and an air outlet 24 respectively disposed at the tubular ends of the second hollow portion 18. This arrangement allows an air flow along the accumulator in the hollow portion 18 to cool and improve performance.
• Figure 1 is also shown a wireless remote control 12 with two buttons and adapted to issue signals to a radio control signal receiver implanted on the vehicle.
• the remote control is adapted so that after having actuated one of the buttons, the remote control emits a radio control signal 11 comprising an acceleration information and that, after having actuated the other button, the remote control transmits a control signal.
• radio 11 including deceleration information.
• the electronic control unit Upon receipt of the acceleration signal the electronic control unit activates the power supply of the engine.
• the control unit is provided so that in case of persistence in the time of reception of the acceleration signal, the motor is powered by an increasing electric power up to a maximum value of engine power supply.
• the electronic control unit Upon receipt of the deceleration signal the electronic control unit reduces the power level of the motor power supply.
• the control unit is provided so that in case of persistence in time of the reception of the deceleration signal, the motor is powered by a decreasing electrical power over time to a minimum value of motor power supply.
• control unit is provided so that in case of persistence in time of the reception of the deceleration signal, the motor is powered by an electric current to brake the engine and immobilize the vehicle.
• the remote control 12 may have a third specific button to order a braking of the vehicle via a brake control signal 11.
• the vehicle may be equipped with a mechanical brake controlled by the wireless remote control via the electronic control unit 8 and / or controlled by a mechanical pressure sensor directly placed on the wheeled vehicle 1.
• mechanical brake being provided for braking at least one of the wheels of the vehicle "in the event of detection of a pressure variation exerted on the pressure sensor for example with the help of a user's foot.

Landscapes

• Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
• Motorcycle And Bicycle Frame (AREA)
• Toys (AREA)
• Power Steering Mechanism (AREA)

Priority Applications (3)

Applications Claiming Priority (2)

Publications (2)

Family

ID=37649416

Family Applications (1)

Country Status (5)

Family Cites Families (2)

• 2006
  • 2006-05-19 FR FR0604534A patent/FR2901234A1/fr not_active Withdrawn
• 2007
  • 2007-05-21 AT AT07765937T patent/ATE450300T1/de not_active IP Right Cessation
  • 2007-05-21 EP EP07765937A patent/EP2024043B1/de not_active Not-in-force
  • 2007-05-21 DE DE602007003590T patent/DE602007003590D1/de not_active Expired - Fee Related
  • 2007-05-21 WO PCT/FR2007/000857 patent/WO2007135290A2/fr not_active Ceased

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