WO2011007460A1 - Voiture radiocommandée - Google Patents

Voiture radiocommandée Download PDF

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Publication number
WO2011007460A1
WO2011007460A1 PCT/JP2009/064233 JP2009064233W WO2011007460A1 WO 2011007460 A1 WO2011007460 A1 WO 2011007460A1 JP 2009064233 W JP2009064233 W JP 2009064233W WO 2011007460 A1 WO2011007460 A1 WO 2011007460A1
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WO
WIPO (PCT)
Prior art keywords
chassis
steering
radio control
wheel
shaft
Prior art date
Application number
PCT/JP2009/064233
Other languages
English (en)
Japanese (ja)
Inventor
信昭 荻原
Original Assignee
株式会社シー・シー・ピー
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 株式会社シー・シー・ピー filed Critical 株式会社シー・シー・ピー
Publication of WO2011007460A1 publication Critical patent/WO2011007460A1/fr

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    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63H—TOYS, e.g. TOPS, DOLLS, HOOPS OR BUILDING BLOCKS
    • A63H17/00—Toy vehicles, e.g. with self-drive; ; Cranes, winches or the like; Accessories therefor
    • A63H17/26—Details; Accessories
    • A63H17/262—Chassis; Wheel mountings; Wheels; Axles; Suspensions; Fitting body portions to chassis
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63H—TOYS, e.g. TOPS, DOLLS, HOOPS OR BUILDING BLOCKS
    • A63H30/00—Remote-control arrangements specially adapted for toys, e.g. for toy vehicles
    • A63H30/02—Electrical arrangements
    • A63H30/04—Electrical arrangements using wireless transmission

Definitions

  • the present invention relates to a radio-controlled vehicle, and more particularly, to a radio-controlled vehicle including a chassis whose wheelbase can be adjusted.
  • radio controlled vehicles the drive system of conventional radio-controlled vehicles (hereinafter referred to as radio controlled vehicles) is 2WD (two-wheel drive) of RR (rear engine (motor) / rear drive method) and 4WD (four-wheel drive) of midship type. Driving) (see Patent Document 1) is the mainstream.
  • a power source such as a motor is arranged on the rear side of the body, that is, on the rear wheel side.
  • the drive motor for traveling is arranged on the rear wheel side and the steering motor for steering is distributed on the front wheel side.
  • radio-controlled car bodies there are two types of radio-controlled car bodies: the actual car body scaled down and placed on the chassis, and the body modeled with a fictitious appearance placed on the chassis.
  • the wheelbase that is the distance between the front wheel axle and the rear wheel axle is determined for each vehicle, and it was necessary to develop the body according to the wheelbase. Therefore, since the wheelbase of each car is different, even if a new chassis for a radio controlled vehicle is developed corresponding to a certain body, the body of another car with a different wheelbase must be placed in the chassis. I could't. Therefore, when using various radio controlled vehicles, users of radio controlled vehicles should prepare a chassis for each body with a different wheel base, or make sure that different bodies with different wheel bases fit a common chassis. It is necessary to use a modified body.
  • the present invention has been made in view of the above points, and provides a radio-controlled vehicle equipped with a chassis that can be equipped with a plurality of types of bodies without impairing the atmosphere of the actual vehicle or forcing the user to increase costs.
  • the purpose is to do.
  • a radio control vehicle supports a front wheel shaft to which a front wheel is connected, a rear wheel shaft to which a rear wheel is connected, the front wheel shaft and the rear wheel shaft, and a body is mounted. It is characterized by comprising a chassis and adjusting means for adjusting the dimensions of the wheel base.
  • the radio control vehicle of the present invention further includes a drive motor for driving the front wheels, a steering mechanism for steering the front wheels, and a steering motor for driving the steering mechanism, the drive The motor, the steering mechanism, and the steering motor are arranged at a position closer to the front wheel than the rear wheel of the chassis.
  • the chassis includes a front chassis on which the front wheel shaft is supported and a rear chassis on which the rear wheel is supported, and the adjusting means is provided on the rear chassis. It is characterized by.
  • the radio control vehicle according to the present invention is characterized in that the adjusting means is a plurality of grooves provided in the chassis for supporting the rear wheel shaft.
  • the radio control automobile of the present invention is characterized in that the rear chassis is formed of a hollow member.
  • the radio control vehicle of the present invention is characterized in that a shaft support portion that supports the rear wheel shaft is formed of a flexible member and is provided in the rear chassis.
  • the radio-controlled vehicle of the present invention is characterized in that the two rear wheels mounted on the rear wheel shaft can rotate independently of each other with respect to the rear wheel shaft.
  • the radio control automobile of the present invention is characterized in that the drive motor and the steering motor are arranged in parallel in the width direction of the chassis, with rotation axes parallel to each other.
  • the chassis includes a front chassis on which the front wheel shaft is supported and a rear chassis on which the rear wheel is supported, and the adjusting means includes the front chassis and the rear chassis. It is a spacer interposed therebetween.
  • the present invention it is possible to realize a radio-controlled vehicle in which various bodies having different wheel bases can be mounted on a common chassis without impairing the atmosphere of the actual vehicle by providing the chassis with adjustment means that can change the wheel base. Furthermore, since it is not necessary to prepare a chassis for each body having a different wheelbase, it is possible to suppress an increase in the cost of a radio-controlled vehicle.
  • FIG. 2 is a perspective view of the chassis with a body removed from the radio controlled vehicle shown in FIG. 1, with the chassis cover expanded and the left front wheel removed.
  • FIG. 3 is a partial perspective view showing a drive system of the front chassis shown in FIG. 2, in which a left coupling member and a knuckle are developed.
  • (A) is a perspective view of a correction
  • (b) is a perspective view which shows the positional relationship of a correction
  • FIG. 3 is a perspective view of the rear chassis shown in FIG. 2 as viewed from above.
  • FIG. 3 is a perspective view of the rear chassis shown in FIG. 2 as viewed from below, with the right rear wheel removed.
  • FIG. 1 is a perspective view showing external appearances of a radio controlled vehicle 1 and a transmitter 3 according to an embodiment of the present invention
  • FIG. 2 is a perspective view of a chassis with a body removed from the radio controlled vehicle shown in FIG. The chassis cover is expanded and the left front wheel is removed.
  • FIG. 3 is a partial perspective view showing a drive system of the front chassis shown in FIG. 2, in which a left coupling member and a knuckle are developed.
  • FIG. 4A is a perspective view of the correction rod 61, FIG.
  • FIG. 4B is a perspective view showing the positional relationship among the correction rod 61, the tie rod 55, and the torsion coil spring 64
  • FIG. FIG. 3 is a perspective view of the back surface of the battery, in which a battery cover is developed.
  • 6 is a perspective view of the rear chassis 7b shown in FIG. 2 as viewed from above
  • FIG. 7 is a perspective view of the rear chassis shown in FIG. It has been removed.
  • the radio controlled vehicle 1 includes a body 5 and a chassis 7 (see FIG. 2, etc.) with a bumper 6 for absorbing the impact of a collision attached to the tip.
  • a stick-like operation unit (steering stick 3a, speed stick 3b) of the transmitter 3
  • a control signal is wirelessly transmitted from the transmitter 3.
  • the control signal is received by a receiver 13 (see FIG. 2 and the like) built in the radio controlled vehicle 1, the drive motor 23 and the steering motor 27 are operated, and the radio controlled vehicle 1 travels as intended by the operator.
  • the transmitter 3 can be a conventional two-way forward / backward and left / right steering system.
  • the chassis 7 includes a front chassis 7a and a rear chassis 7b connected to the front chassis 7a.
  • a front wheel 9 (wheel 9a and tire 9b), a front wheel shaft 35, a steering mechanism 11, a receiver 13, a battery 15 (see FIG. 5), and the like are disposed in the front chassis 7a.
  • a rear wheel 17 (wheel 17a and tire 17b), a rear wheel shaft 19 and the like are disposed on the rear chassis 7b.
  • the front chassis 7a is mainly provided with a drive motor 23 for driving the front wheels 9, a steering motor 27 for driving the steering mechanism 11, and a front region 8a to which the chassis cover 14 is screwed, and a receiver. 13 and the battery 15 are disposed and have a central region 8b adjacent to the rear chassis 7b.
  • the chassis cover 14 includes a columnar body support 89, and the body support 89 is provided with a hole 89a through which a snap pin 90 (see FIG. 1) for fastening the body 5 is passed.
  • the rotational axes of the rotational shafts 23a and 27a of the drive motor 23 and the steering motor 27 are parallel to the longitudinal direction of the chassis 7, and both rotational shafts 23 and 27a protrude in the same direction.
  • Motors 23 and 27 are juxtaposed in the width direction of the chassis 7. By arranging the motors 23 and 27 in this way, the electrical wiring to the motors 23 and 27 can be simplified. Further, since both motors 23 and 27 are juxtaposed in the width direction of the chassis 7, the left and right weight balance in the chassis 7 is close to each other, and the straight traveling performance of the radio controlled vehicle 1 can be improved.
  • a drive motor pinion gear 28 is attached to the rotary shaft 23a of the drive motor 23.
  • the drive motor pinion gear 28 is mounted on a drive intermediate gear shaft 29 that extends substantially perpendicularly to the rotation shaft 23a of the drive motor 23 (short direction of the chassis 7) and is rotatably supported by the front chassis 7a.
  • the drive intermediate gear 31 is meshed with the crown gear 31a. Further, on the side of the crown gear 31a facing the direction in which the gear portion protrudes, a pinion gear 31b that is coaxially integrated with the crown gear 31a and that constitutes the drive intermediate gear 31 is mounted on the drive intermediate gear shaft 29. Yes.
  • the pinion gear 31 b meshes with a spur gear fixed to the front wheel shaft 35, that is, a drive gear 37.
  • hexagonal drive joints 41 are attached to both ends of the front wheel shaft 35.
  • the hexagonal drive joint 41 is formed by engraving six grooves at equiangular intervals on the outer peripheral surface of a substantially ellipsoidal member. Further, the hexagonal drive joint 41 is inserted into the receiving hole 42b provided with a protrusion that engages with the groove, and is attached to the coupling member 42. Therefore, the coupling member 42 has the wheel shaft 42 a, and when the hexagonal drive joint 41 is inserted into the accommodation hole 42 b of the coupling member 42, the rotational force of the hexagonal drive joint 41 is transmitted to the coupling member 42. Is done.
  • the contact area with the coupling member 42 can be made relatively large, the load accompanying the transmission of the rotational force can be dispersed, and the transmission efficiency can be increased.
  • durability can be improved as compared with a joint structure in which power is transmitted by a shaft and a cup that are conventionally used on the premise of two-point contact.
  • the number of grooves of the drive joint to be inscribed is not limited to six, and three (triangle), eight (eight corners), and the like can be appropriately selected.
  • the wheel shaft 42 a protrudes from the knuckle 44.
  • the wheel 9a on which the tire 9b of the front wheel 9 is mounted is fixed to the protruding wheel shaft 42a.
  • the knuckle 44 is provided with a king pin 48 extending in a direction perpendicular to the front wheel shaft 35. In this way, the positional relationship in which the longitudinal axis of the king pin 48 passes through the center of the hexagonal drive shaft 41 can simplify the mechanism for transmitting the rotational force of the front wheel shaft 35 to the front wheel 9, and the rotation Power transmission loss can be suppressed.
  • the upper and lower portions of the king pin 48 are supported by the through hole 14a of the chassis cover 14 and the through hole 8 of the front chassis 7a, respectively, so that the knuckle 44 can change its direction with respect to the rear wheel shaft 35 with the king pin 48 as a rotation axis. It is.
  • the knuckle arm 44a is substantially L-shaped, extends from the vicinity of the upper portion of the kingpin 48 toward the rear of the chassis 7, and is bent upward in the vertical direction. Therefore, by swinging the knuckle arm 44a around the king pin 48, the angle of the rear wheel 9 with respect to the rear wheel shaft 35 can be changed.
  • the rotational force from the rotating shaft 23a of the drive motor 23 is as follows: drive motor pinion gear 28, drive intermediate gear 31 (crown gear 31a, pinion gear 31b), drive gear 37, front wheel shaft 35, coupling member 42 ( It is transmitted to the wheel (9a) of the front wheel 9 via the wheel shaft 42a), and the front wheel 9 (tire 9b) rotates.
  • the rotating shaft 27a of the steering motor 27 is connected to a clutch case gear 39 in which a centrifugal clutch 39a (the interior of the clutch is not shown) and a pinion gear 39b are coaxially integrated.
  • the pinion gear 39b constituting the clutch case gear 43 is rotatably fixed to a steering intermediate gear shaft 46 extending substantially perpendicular to the rotation shaft 27a.
  • the steering intermediate gear 45 includes a crown gear 45a and a pinion gear 45b that are integrally formed coaxially, and the pinion gear 45b is attached to the steering intermediate shaft 46 on the side facing the direction in which the gear portion of the crown gear 45a protrudes. It is installed.
  • the pinion gear 45b of the steering intermediate gear 45 is configured to mesh with a spur gear 51a of the steering gear 51 mounted on the steering gear shaft 50 extending in parallel with the steering intermediate shaft 46.
  • the steering gear 51 includes a spur gear 51 a and a pinion gear 51 b that are integrally formed coaxially, and the pinion gear 51 b is configured to mesh with a rack gear 57 that constitutes the steering mechanism 11.
  • the steering mechanism 11 includes a rack gear 57, a tie rod 55 integrally formed with the rack gear 57 shown in FIGS. 3 and 4 described above, a king pin 48, and a knuckle 44 having a knuckle arm 44a.
  • the above-described knuckle arm 44a of FIG. 3 is engaged with the ring portions 55a provided at both ends of the tie rod 55.
  • the weight distribution on the front wheel 9 side of the chassis 7 can be increased, and the rotation of the front wheels 9 as drive wheels can be effectively performed. It can be transmitted to the ground, and the advanceability of the radio controlled vehicle 1 can be improved. Furthermore, a power transmission mechanism such as a gear for transmitting the steering rotational force can be reduced in size.
  • the radius of the turn can be reduced by sliding the rear wheel 17 when the radio controlled vehicle 1 is turned. Accordingly, it is possible to realize the radio controlled vehicle 1 that can easily perform a special traveling mode such as drift and spin in addition to the normal grip traveling utilizing the gripping force of the tires 9b and 17b.
  • the driving wheel is the front wheel 9 and the rear wheel 17 slides sideways, it is possible to prevent the vehicle from becoming inoperable even during drift or spinning. Therefore, even if there is an obstacle or the like in a place where the radio controlled vehicle 1 is traveling, or in a narrow space such as a room, the user can sufficiently enjoy traveling because the radius of the radio controlled vehicle 1 is small. .
  • the correction mechanism 59 includes a tie rod 55, a correction rod 61, and a torsion coil spring 64.
  • a protruding portion 55 b that protrudes upward in the vertical direction is provided at a substantially central position in the longitudinal direction of the tie rod 55.
  • the correction rod 61 extends downward in the vertical direction from a disc-shaped first connecting member 61a and a position on the back surface of the first connecting member 61a and shifted from the center of the first connecting member 61a to the outer peripheral side.
  • the rod main body 61b, a columnar adjustment knob 61d see FIG.
  • a columnar spring engaging portion 61e extending upward in the vertical direction from a position on the surface of the member 61c that is diametrically opposed from a position where the rod body 61a is coupled, and substantially parallel to the first coupling member 61a.
  • a columnar support portion 61g connected to the spring engaging portion 61e via the extending disc-like third connecting member 61f.
  • the rotation axis x passing through the central axes of the adjustment knob 61d and the support portion 61g that are concentric with each other.
  • the correction rod 61 can be rotated around.
  • the spring engaging portion 61e rotates so as to draw a predetermined deformation arc from the rotation axis x.
  • the torsion coil spring 64 is attached to the steering gear shaft 50 of the steering gear 51 via the spring receiving cap 63, and both end portions 64a and 64b extend so as to sandwich the protruding portion 55b of the tie rod 55. And reaches the spring engaging portion 61e of the correction rod 61.
  • the torsion coil spring 63 is mounted in such a state that both end portions 64a and 64b are urged toward each other (see y in FIG. 4B). Accordingly, when the recess 61h of the adjustment knob 61d (see FIG.
  • the tip of the disk-shaped first connecting member 61a constituting the correction rod 61 on the spring engaging portion 61e side has a tip formed in a triangle via a through-hole portion 61a2, as shown in FIG.
  • the protrusion 61a1 is formed, and the tip protrusion 61a1 meshes with any one of the receiving grooves 66 (shown only in FIG. 4B) fixed to the front region 8a of the chassis 7, whereby the adjustment knob 61b. It is possible to give the user a click feeling according to the rotation of the tie rod 55 and to keep the correction rod 61 including the adjustment knob 61b and the tie rod 55 linked via the torsion coil spring 64 in the adjustment position. Further, due to the flexibility generated by the presence of the through-hole portion 61a2 of the disk-shaped first connecting member 61a, the tip protrusion 61a1 can easily move between the grooves of the receiving groove portion 66.
  • a battery holder 65 for holding the battery 15 is disposed on the rear surface of the rear chassis 7b.
  • the radio controlled vehicle 1 of this embodiment operates the receiver 13, the drive motor 23, and the steering motor 27 with the electric power from the battery 15 (four AA batteries).
  • the battery holder 65 is disposed in the central region 8b of the front chassis 7a (that is, approximately the center of the chassis 7), and four batteries 15 are juxtaposed in the width direction.
  • the battery holder 65 is provided with a step. That is, the bottom surface of the battery holder 65 has two batteries arranged in the middle of the remaining two with respect to the area where the two batteries 15 arranged so as to sandwich the receiver 13 in the width direction of the chassis 7 are placed. The area in which 15 is placed is positioned below the receiver 13 (upper in FIG. 5). After the battery 15 is loaded in the battery holder 65, the battery cover 16 is screwed to the back surface of the front chassis 7a to prevent the battery 15 from falling. Due to the step of the battery holder 65, the mounting area of the battery 15 can be reduced, and the receiver 13 can be disposed between the batteries 15 so that the vehicle body can be downsized.
  • the rear chassis 7b has a plate-like member 71 that extends in the width direction and is engaged with the two hook members 72 of the front chassis 7a. Further, a positioning projection 70 is provided at substantially the center of the plate-like member 71. The protrusion 70 fits between the two hook members 72 described above, so that when the front chassis 7a and the rear chassis 7b are connected, positioning in the width direction thereof is performed.
  • the through-holes of the screwing portions 21 provided at both ends of the plate-like member 71 of the rear chassis 7b are inserted. The screw is passed through and screwed into a screw hole (not shown) provided in the front chassis 17a.
  • the plate-like member 71 extends on substantially the same plane and is connected with an outer frame 73 in a substantially U-shape.
  • the outer frame 73 includes a pair of outer front frames 73a extending substantially in parallel, a pair of outer rear frames 73b bent so as to protrude outward in the width direction of the chassis 7 at an intermediate position in the length direction, and a rear end
  • the frames 73c are connected to each other through a cylindrical joint 75 that opens in the vertical direction.
  • the outer frame 73 is a hollow member having a C-shaped cross section, and is a member that opens upward in the vertical direction.
  • An inner frame 77 that connects between the cylindrical joints 75 to which both ends of the outer rear frame 73b are connected extends inward in the width direction of the chassis 7 of the outer rear frame 73b.
  • a shaft support portion 83 extending in the longitudinal direction of the chassis 7 is provided at an equal distance from the two inner frames 77 facing each other in the width direction of the chassis 7.
  • the shaft support portion 83 is a semi-cylindrical member that protrudes downward, and regulates the upward movement of the shaft rear wheel shaft 19 in the vertical direction.
  • the shaft support portion 83 is connected by a flexible L-shaped beam 79.
  • the L-shaped beam 79 extends from the inner frame 77 in the width direction of the chassis 7, is bent downward in the vertical direction of the chassis 7, and is connected to the shaft support portion 83.
  • the L-shaped beam 79 since the L-shaped beam 79 has flexibility, it functions as a suspension that absorbs an impact transmitted to the rear wheel shaft 19.
  • a plate-like first skirt portion 81 extending downward in the vertical direction is connected to the lower surface of the inner frame 77.
  • a part of the second skirt portion 87 is in contact with the lower edge portion of the first skirt portion 81.
  • the upper edge portion of the second skirt portion 87 is provided with a U-shaped groove 87a defined by two parallel long side portions and an arc portion connecting one end portions of the two long side portions. It has been. The downward movement of the rear wheel shaft 19 in the vertical direction is restricted by the arc portion that forms the groove 87a.
  • the front edge of the second skirt portion 87 is fixed by a side frame 92 that is the same hollow member as the outer frame 73 and the inner frame 77.
  • One end of the side frame 92 is connected to the outer front frame 73 a and the other end is connected to the inner frame 77.
  • the rear edge of the second skirt portion 87 is connected to a rear frame 94 that is a hollow member similar to the side frame 92. Both ends of the rear frame 94 are connected to two cylindrical joints 75 to which the body support 89 is attached, respectively.
  • a rib 85 extending perpendicularly to the inner surface of the second skirt portion 87 and extending inward in the width direction of the chassis 7 is formed between the two adjacent grooves 87a and 87a of the second skirt portion 87.
  • the rib 85 secures the rigidity of the second skirt portion 87 and functions as a fixing portion for fixing the second skirt portion 87 to the first skirt portion 81.
  • the shaft support portion 83 described above has a length in the longitudinal direction that can support the rear wheel shaft 19 even when the rear wheel shaft 19 is inserted into any groove 87a. Therefore, the shaft support portion 83 performs a suspension function regardless of the position of the groove 87a into which the rear wheel shaft 19 is inserted.
  • the number of grooves 87a and the interval between adjacent grooves 87a can be changed as appropriate.
  • the movement of the rear wheel shaft 19 in the longitudinal (front-rear) direction of the chassis 7 is restricted by the long side portion constituting the groove 87a.
  • the distance between the two long side portions that is, the width of the groove 87a is dimensioned so that the rear wheel shaft 19 can penetrate. Accordingly, the rear wheel shaft 19 is supported by the shaft support portion 83, the arc portion of the groove 87a, and the linear portion of the groove 87a.
  • the cylindrical joint 75 to which both end portions of the rear end frame 73c are connected extends in the vertical direction.
  • the cylindrical joint 75 is fitted with a body support 89 provided with a hole 89a through which a snap pin 90 (see FIG. 1) for fastening the body 5 to the tip is passed.
  • a lower portion of the body support 89 located on the right side in FIG. 6 is provided with a connecting portion 99a that supports a cylindrical antenna fixing portion 99, and the antenna 97 (see FIG. 1) can be fixed. ing. Accordingly, by rotating the body support 89 (see z in FIG. 6), the antenna fixing unit 99 is also rotated, and the position of the antenna 97 can be adjusted.
  • the hub 91a of the wheel 91 to which the rear wheel 17 is attached is fixed to a rotor 19a that is rotatably fitted to both ends of the cylindrical rear wheel shaft 19. Accordingly, since the two rear wheels 17 mounted on the rotor 19a of the rear wheel shaft 19 via the wheel 18 can be independently rotated, the minimum turning radius of the radio controlled vehicle 1 can be reduced.
  • the rear chassis 7b by reducing the weight of the rear chassis 7b as in the present embodiment, it is possible to easily slide the rear chassis 7b to the side opposite to the steering direction during steering, and the side slip causes the steering. It is possible to easily point the vehicle body in the direction. Accordingly, a small turning radius is achieved as compared with turning by normal grip traveling, and indoor traveling and traveling under conditions with many obstacles are facilitated.
  • the outer frame 73 and the inner frame 77 have a C-shaped cross section, but the present invention is not limited to this shape, and tubular members having various cross-sectional shapes can be selected as long as they are hollow. By adopting the hollow member, it is possible to reduce the weight while ensuring the rigidity of the rear chassis 7b.
  • the adjusting means for adjusting the dimensions of the wheel base of the present embodiment is the groove 87a provided in the rear chassis 7b
  • the present invention is not limited to this configuration.
  • a spacer made of a plate-shaped member having a predetermined thickness, an additional member having an appropriately shaped shape, or a combination thereof interposed between the front chassis 7a and the rear chassis 7b can be used as the adjusting means.
  • the adjusting means may be configured to use the groove 87a and the spacer, or may be configured to be either one.
  • the tire 9b of the front wheel 9 and the tire 17b of the rear wheel 17 in this embodiment are configured to secure grip force using a slick tire having a low hardness
  • the hardness according to the state of the road surface used by the radio controlled vehicle 1
  • tires with a high grip strength can be used.
  • a hard tire is used as the tire 17b of the rear wheel 17, so that when the radio controlled vehicle 1 is turned, the rear wheel 17 is further slid to the side opposite to the steering direction. By making it easier, the turning radius can be further reduced as compared with turning by normal gripping.
  • the rear chassis 7b is only provided with a mechanism for supporting the rear wheel 17, an additional motor for driving four wheels is arranged on the rear chassis 7b, or a ladder for a ladder car is operated.
  • Mechanisms can be arranged and additional functions can be easily added.
  • the cylindrical joint 75 to which the body support 89 is attached and the cylindrical antenna fixing portion 99 for fixing the antenna 97 are separated from each other.
  • the cylindrical joint 75 itself is the antenna fixing portion 99. May be used as
  • the antenna fixing position suitable for the body can be selected even when the body is changed. Further, by replacing the front wheel shaft 35 and the rear wheel shaft 19 and extending the lengths of the front wheel shaft 35 and the rear wheel shaft 19, even when the body is changed, not only the wheel base but also a body with a different vehicle width can be used. It is also possible to adopt.

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  • Computer Networks & Wireless Communication (AREA)
  • Toys (AREA)

Abstract

L’invention concerne une voiture radiocommandée équipée d’un châssis auquel plusieurs types de carrosserie peuvent être fixés sans détruire la conception de la voiture et sans investissement supplémentaire. La voiture radiocommandée est caractérisée en ce qu’elle comprend un essieu avant auquel des roues avants sont accouplées, un essieu arrière auquel des roues arrières sont accouplées, un châssis qui supporte l’essieu avant et l’essieu arrière et auquel une carrosserie est fixée, et un moyen pour ajuster la dimension de l’empattement. La voiture radiocommandée comprend également un moteur d’entraînement pour entraîner les roues avants, un mécanisme de direction pour diriger les roues avants et un moteur de direction pour entraîner le mécanisme de direction, et est caractérisée en ce que le moteur d’entraînement, le mécanisme de direction et le moteur de direction sont disposés sur le châssis à des emplacements plus proches des roues avants que des roues arrières.
PCT/JP2009/064233 2009-07-14 2009-08-12 Voiture radiocommandée WO2011007460A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2009165572A JP2011019594A (ja) 2009-07-14 2009-07-14 ラジオコントロール自動車
JP2009-165572 2009-07-14

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Publication Number Publication Date
WO2011007460A1 true WO2011007460A1 (fr) 2011-01-20

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PCT/JP2009/064233 WO2011007460A1 (fr) 2009-07-14 2009-08-12 Voiture radiocommandée

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JP (1) JP2011019594A (fr)
WO (1) WO2011007460A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3570949A4 (fr) * 2017-01-19 2020-10-21 Traxxas LP Support de carrosserie à positions multiples pour véhicule modèle

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5687097U (fr) * 1979-12-06 1981-07-13
JPS6118196U (ja) * 1984-07-10 1986-02-01 株式会社 タカラ 走行玩具における懸架装置
JPH0535194U (ja) * 1991-10-15 1993-05-14 株式会社キーエンス 自動車玩具における操舵装置
JPH1085463A (ja) * 1996-09-13 1998-04-07 Kawada Mokei:Kk ラジコン模型用シャーシ

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3468895B2 (ja) * 1994-12-28 2003-11-17 株式会社ニッコー 自動車玩具
JP3818648B2 (ja) * 2002-05-15 2006-09-06 株式会社川田模型 伸縮可能なラジコンカー用シャーシ

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5687097U (fr) * 1979-12-06 1981-07-13
JPS6118196U (ja) * 1984-07-10 1986-02-01 株式会社 タカラ 走行玩具における懸架装置
JPH0535194U (ja) * 1991-10-15 1993-05-14 株式会社キーエンス 自動車玩具における操舵装置
JPH1085463A (ja) * 1996-09-13 1998-04-07 Kawada Mokei:Kk ラジコン模型用シャーシ

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3570949A4 (fr) * 2017-01-19 2020-10-21 Traxxas LP Support de carrosserie à positions multiples pour véhicule modèle
US11167219B2 (en) 2017-01-19 2021-11-09 Traxxas Lp Multi-position body mount for model vehicle

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