CN2810699Y - Toy car - Google Patents

Abstract

The utility model relates to a toy vehicle (10, 10'). The utility model is provided with a base plate (50), at least one first driving wheel (140), and at least one first linkage device (270), wherein the first driving wheel (140) can be connected with the base plate (50) in a rotary mode. The first linkage device (270) is provided with a first end (271) which is connected with a pivot shaft of the base plate. At least one first non-driving wheel (320) is coupled with the second opposite end of the first linkage device with operability. The first linkage device is provided with two operating positions of a first complete retraction operating conformation (20, 20') and a second expansion operating conformation (30, 30'), wherein the first linkage device at least partly winds the base plate and traverses a wheel rotary shaft in the first complete retraction operating conformation (20, 20'), and is rotated away and expanded from the base plate in the second expansion operating conformation (30, 30'). A second linkage device (210) can be arranged between the base plate and the first linkage device, and is coupled with pivot shafts of the base plate and the first linkage device (210). The force (generated by driving the first driving wheel) applied to the toy vehicle can result in the rotation of each linkage device corresponding to the base plate.

Description

Toy car

Technical field

The utility model has related generally to the wheel toy car, relate to the toy car that comprises the multiple linkage that pivots (pivoting linkage) particularly, this linkage not only can fold from the part of car but also can launch from it, and the total length of this sample car is variable.

Background technology

There is the wheel toy car to be familiar with by everybody.Known to a class in the toy car comprise chassis or chassis/car body combination, it is or has and allow chassis or chassis/car body in conjunction with flexible and allow car to change the linkage of its configuration.Technology formerly, as United States Patent (USP) 4,597,744,4,626,223 and 4,813,906 disclose that comprise can be around the car of the multiple linkage of rotation each other.United States Patent (USP) 4,671,779 disclose an electrically driven treadmill toy, and the multiple linkage that wherein forms deformable shape of tail structure can launch from the drum type section axial of toy that central shaft is arranged around the toy main part of drum type folding (this object for appreciation has central shaft) or this structure.

One has a plurality of operation configurations (formerly not having in the technology) and in conjunction with the toy car of high power performance, with respect to have fixed configuration or more jogging speed represent the toy car of ability, more attracting toy performance ability is arranged.

The utility model content

In brief, the utility model be comprise the power supply that supports by the chassis on a chassis, and at least one also be support by the chassis and from the toy car of first CD-ROM drive motor of power supply received energy.At least one first driving wheel is attached to the chassis and rotates around wheel shaft, and first driving wheel and at least the first CD-ROM drive motor be the coupling connection operationally.At least one first linkage is provided and has first end with chassis and one second opposite end pivot coupling connection (pivotally coupled).First linkage has two operating positions: first is operation configuration of withdrawal fully, and wherein first linkage is near the chassis, and at least laterally strides across wheel shaft; Second is expansion operation configuration, and wherein first linkage is rotated away from and launches from chassis and wheel shaft.At least one first non-driving wheel rotatably is attached to second opposite end of first linkage, and this toy car is supported on first and second operation at least one driving wheels of configurations and at least one non-driving wheel of the first linkage at least simultaneously.

On the other hand, the utility model is a kind of power supply that a chassis, is supported by this chassis and at least one that supported by the chassis equally and can be from the toy car of first CD-ROM drive motor of power supply received energy that comprises.At least one first driving wheel rotatably is attached to the chassis, first driving wheel operability ground and at least the first CD-ROM drive motor coupling connection.The linkage that a plurality of pivots link to each other forms a connection chain, and is pivotally connected with first end and chassis, and farthest second end has at least one non-driving wheel on the distance chassis.Second operating position that this connection chain has first operating position and of fully reeling around the chassis at least to open and launch from the chassis.This toy car is supported by at least one driving wheel and at least one non-driving wheel at first and second operating positions.

Description of drawings

When reading in conjunction with the accompanying drawings, be more readily understood the detailed description in aforesaid brief description and the utility model preferred embodiment subsequently.For describing the utility model, presently preferred embodiment has been shown in the accompanying drawing.But, accurate arrangement mode and device shown in the utility model is not limited to.In the accompanying drawings:

Fig. 1 is the vertical view with a preferred embodiment of the utility model, and the toy car of a complete deployed configuration is shown;

Fig. 2 is the decomposing assembly figure of first " chassis " part of toy car among Fig. 1;

Fig. 3 is the decomposing assembly figure of second linkage of toy car in the composition diagram 1;

Fig. 4 is the decomposing assembly figure of first linkage of toy car in the composition diagram 1;

Figure 5 shows that the side view of the first operation configuration of toy car among Fig. 1, wherein more clear for making figure, removed a driving wheel;

Figure 6 shows that the side view of the second operation configuration of toy car among Fig. 5;

Fig. 7 is the side view of the 3rd operation configuration of toy car among Fig. 5;

Fig. 8 is a side view, shows the toy car according to second preferred embodiment of the utility model, and show be first the operation configuration toy car, wherein more clear for making figure, removed a driving wheel;

Fig. 9 is the side view of the second operation configuration of toy car shown in Figure 8; And

Figure 10 is the front view that is applicable to the Long-distance Control transmitter of first or second embodiment in the utility model.

The specific embodiment

Use particular term in the following description, purpose is for convenience rather than plays restriction.The direction among the figure of " right side ", " left side ", " top " and " end " expression institute reference wherein." inwardly " and " outwards " represents to point to and depart from the geometric center of toy car and specified part respectively.These terms comprise above-mentioned that mention especially, derive thus and with the word of its similar import.

As used here, the phrase that the expression linkage " is reeled around the chassis " represents that this linkage is pivotally connected with this chassis, and wherein this linkage rotates into a position this linkage is just adjacent with this chassis on the whole like this.First linkage for the following stated, the degree of " coiling " is portrayed by one section radian on the flat board vertical with the rotating shaft of a driving wheel, this radian is the center with the driving wheel rotating shaft, and this radian extends between first and second radiation, and radiation extends self-driven wheel shaft, wherein first radiation extends to first end (this first linkage links to each other with the remainder pivot of toy car herein) of first linkage, and the self-driven wheel shaft of second radiation extends on the rotating shaft of wheel of second end that is assemblied in first linkage.For the following stated second linkage, the coiling degree is portrayed by one section radian on the flat board vertical with the rotating shaft of a driving wheel, this radian is the center with the driving wheel rotating shaft, and this radian extends between first and second radiation, and radiation extends self-driven wheel shaft, wherein first radiation extends to first end (this second linkage links to each other with the chassis pivot herein) of second linkage, and the self-driven wheel shaft of second radiation extends to second end (this second linkage links to each other with the first linkage pivot herein) that is assemblied in second linkage.

With reference to the accompanying drawings, wherein refer to components identical with identical numeral in the text, the toy car according to preferred embodiment of the present utility model has been shown among Fig. 1-10, generally be expressed as 10.

With reference now to accompanying drawing 1,, first preferred embodiment of toy car 10 is shown in a configuration 40 that launches fully.This toy car 10 comprises a chassis assembly 50.Term " chassis " is used to represent the primary structure assembly of toy car 10, no matter it is provided with the annex that separates by a framework, still by single hull structure or uni-body structure (on it ornamental body component and load-bearing assembly be mix or both mix) provide.At least the first and preferred first and second drive wheel assemblies the 140, the 160th, rotatably be assemblied on the chassis 50, and be positioned at relative side on the chassis 50.In first preferred embodiment, toy car 10 comprises first linkage 270 and second linkage 210.Second linkage 210 is pivotally connected to chassis 50 at first end 211.One second opposite end 212 of second linkage 210 is pivotally connected with first end 271 of first linkage 270 further.At least the first, and preferred first and second non-driving wheels 320,325th, be connected with second opposite end 272 of first linkage 270 is rotatable.Like this, first end 271 of first linkage 270 joins by second linkage, 210 pivot couplings with chassis 50.

Figure 2 shows that the chassis 50 of decomposed form, and power supply 65 and drive wheel assemblies 140,160, the latter is a decomposed form.Chassis 50 is preferably the assembly that comprises base plate 55.Decorating body 70 is attached on the base plate 55.In general what base plate 55 and decoration body 70 were determined chassis 50 together is the side profile of rectangle.One power supply door 60 is connected with base plate 55 hinge types.It in the space between base plate 55 and power supply door 60 power supply 65.Power supply 65 is one and has flexible power brick, and is with United States Patent (USP) 5,853, disclosed the same in 915 (at this as a reference).Selectively, but the skilled worker can recognize power supply can be the power brick of conventional recharge, the power supply of independent dry cell, solar cell, capacitor power or other form.

75 power supplies of 65 pairs first CD-ROM drive motors of power supply, this motor is fixed on the base plate 55 and with first driving wheel, 140 couplings and has joined the driving effect.CD-ROM drive motor 75 is fixed on the base plate 55 as a metal tape 80 by suitable method, and this metal tape is made into to meet the cylindrical structure of CD-ROM drive motor 75.Metal tape 80 is preferably made of aluminum, and it not only plays the effect of fixed drive motor 75, can also play the fin effect, and the heat that CD-ROM drive motor 75 is produced dissipates as early as possible.CD-ROM drive motor 75 has a pinion 90, links to each other with the driven shaft of CD-ROM drive motor 75.Pinion 90 is outstanding with drive-type ground and combination gear 95 engagements by an opening 106 of inner teeth hub 105.Combination gear 95 meshes with the gear and the spline shaft 100 of a combination gear drive-type ground with associating thereupon, and the gear of this associating and spline shaft 100 rotate on first wheel shaft 120 that can keep static or rotate freely.The spline shaft part 101 of the gear of this associating and spline shaft 100 extend inward and with the engagement of wheel hub 145 drive-types of first driving wheel 140.Wheel shaft 120 supports combination gear and spline shaft 100.Axle 115 supports in conjunction with combination gear 95.The gear and the spline shaft 100 of pinion 90, combination gear 95 and associating are formed drive gear assemblies 85 together.Drive gear assemblies 85 is sealed by inner teeth hub 105 and external teeth hub 110.Particularly, when spline shaft 101 was received driving wheel 140, (capture) sealed and pinned to the gear parts 102 of the gear of associating and spline shaft 100 by shell 105,110.First driving wheel 140 is preferably the assembly that comprises a wheel hub 145 and a pneumatic tyre 150.The wheel hub 145 of first driving wheel 140 is fixed by suitable manner by spline shaft 101, is the retaining element of the screw 155 in the axle as form.Same motor 75, with 80 and drive gear assemblies 85 be distributed in the another side of toy car symmetrically to drive second driving wheel 160.Second driving wheel 160 similarly is that an assembly that comprises wheel hub 165 and pneumatic tyre 170 also adheres in the same way.

Chassis 50 further comprises two pivot arm devices 124.The assembly that pivot arm device 124 preferably is made up of a pivot arm device convex portion 125 and a pivot arm device concave portion 130, both intermesh and form each pivot arm device 124.It is fixing that pivot arm device convex portion and concave portion 125,130 receive jack 135 by the pivot arm device that closes on, and receives jack 135 and be preferably placed on the base plate 55.

Base plate 50 comprises the electronic controller of toy car 10 further.One circuit board 180 is placed between base plate 55 and the cover plate 70.Circuit board 180 comprises a controlled in wireless receiver 185, it is supported by base plate 50 and is set to receive wireless control signal with Selective Control at least the first CD-ROM drive motor 75, a signal receiver 185, a processor circuit 190, one first motor control circuit 195 and one second motor control circuit 200, and element that all are mentioned or parts are roughly with perspective representation.The antenna 205 of 50 inside, chassis operationally joins with radio receiver 185 couplings.One switch 206 further is provided.

With reference now to Fig. 3,, specifies second linkage 210.Second linkage is preferably an assembly that comprises mirror image pivot arm 220,220 ' and one cover plate 215, and this cover plate invests that mirror image pivot arm 220,220 ' goes up and with the two stationarity coupling connection.First end 211 and pivot arm 220,220 ' at linkage 210 all have fixing hole 225 on each arm.The pivot arm fixture 124 on chassis 50 is assemblied in these fixing holes 225, thereby pivotally first end 211 and the pivot arm 220,220 ' of linkage 210 is fixed on the chassis 50.Little cut-out 230 is placed in fixing hole 225 on every side to reduce weight.In second opposite end 212 and the pivot arm 220,220 ' of linkage 210, axle 235 outwards extends laterally from pivot arm 220,220 '.These axles 235 closely cooperate with corresponding axle housing 295 (part of first linkage 270), specifically describe as follows.At second end 212, further provide on each pivot arm 220 with first and second locked grooves 245,255 and first and second locking plates (locking tab) 240,250.On each locked groove 245,255 thrust 260 is arranged all.Locked groove 245,255, the function of locking plate 240,250 and groove thrust 260 is describing in detail with the lower part.

With reference to the accompanying drawings 4, specify first linkage 270.First linkage 270 is preferably the assembly that comprises element shown in the figure, comprises a car body 275 and non-driving wheel 320,325.At first end 271 and the car body 275 of linkage 270, mirror image linking arm 280,280 ' stationarity are attached on the car body 275.Car body 275 comprises fixing hexagon male member 285.Linking arm 280 and 280 ' all has recessed 290 of corresponding hexagon, in the inboard of linking arm 280,280 ' first end 281.Linking arm 280,280 ' is fixed on the car body 275, preferably by screw or other fastener, as rivet or post (not shown).Close-fitting male member and recessed 285,290 prevent that thus linking arm 280,280 ' is with respect to car body 275 rotations.Other structure also can be used for arm 280,280 ' nonrotary are assemblied in car body 275.

At second end 282 of each linking arm 280,280 ' (with car body 275), axle housing 295 is to inner process and receive axle 235 on the pivot arm 220,220 ' rotatably.Spoke architecture 305 is attached on the axle housing 295.Locking member 300 be assemblied in respectively linking arm 280,280 ' and pivot arm 220,220 ' second end 212 between.As in the preferred embodiment shown in, each locking member 300 comprises the bow-shaped structural part 315 of three independent lateral protrusion, three grooves 310 between its limiting structure part 315 a side.Spoke 305 is assemblied in the groove 310.Locking member 300 can slide along axle housing 295, and side direction slides into and skids off.Locking member 300 is fixed on the linking arm 280,280 ', and can rotate under the effect of the structure division 315 that spoke 305 is arranged.On an interior section, each locking member 300 all has a locking member sheet 301 that extends internally.A projection 302 is arranged on locking member sheet 301.

The locking member 300 of first linkage 270 works with the locking slot 245,255 among Fig. 3 and the stay 240,250 1 of second linkage 210, makes the user toy car 10 can be locked as one or two configuration.In first configuration, locking member 300 can move inward, and stay 301 slides in second locking slot 245 like this, and locking member sheet 301 slides in second locking slot 255 in second configuration.When locking member 300 is moved at utmost, locking member thrust 302 be moved further and with first stay (first configuration) or second stay (second configuration) engagement.Groove thrust 260 and 302 pairs of locking members 300 of locking member sheet thrust form obstacle to the motion of locking slot 245 and 255, need a release force to act on locking member 300 and make it inwardly slide into selected locking slot 245,255.Like this, in the routine operation of toy car 10, groove thrust 260 and locking member sheet thrust 302 help to stop latch assembly 300 to move to locking slot 245,255.

Second end, 272, the first and second non-driving wheels 320,325 at first linkage 270 are assemblied in car body 275, to rotate freely by axle 340 and spindle nut 345.Non-driving wheel 320,325 is preferably assembly, and comprises wheel hub 330 and tire part 335.Non-driving wheel tire 335 is preferably inflation, and the preferred material of higher hardness relatively, and its hardness is higher than the hardness of the tire 150,170 of driving wheel 140,160, so that a coefficient of friction lower than tire 150,170 to be provided, slide through the surface-supported ability of passing through by gripping power by tire on the drive wheels 150,170 thereby improve tire 335, so just can toy car 10 is rotated in place by in the opposite direction driving driving wheel 140,160.

In operation, the counter torque that toy car 10 utilizations betide when rotating driving wheel with same driving direction on the chassis 50 is come unwinding and is launched first and second linkages 270,210 or the linkage of rolling and withdraw.Toy car 10 can present three kinds of overall configurations, shown in Fig. 5-7 according to the degree of its expansion.Figure 5 shows that the configuration 20 of withdrawal fully, wherein first and second linkages, 50 rotations around the chassis.Figure 6 shows that the configuration 30 that part is launched, wherein second linkage 210,50 rotations, but 50 expansion of first linkage 270 from the chassis around the chassis.Figure 7 shows that a configuration 40 that launches fully, wherein all 50 expansion of second linkage 210 and first linkage 270 from the chassis.The user can be locked as toy car 10 configuration 20 of withdrawal fully.Alternatively, the user can be with second linkage 210 with respect to 270 lockings of first linkage.In second kind of locked configuration, second linkage 210 still can be with respect to chassis 50 rotations, and toy car can present the configuration 30 of part expansion or the configuration 40 that launches fully like this.The user also can open locking member 300, makes first and second linkages 270,210 relative to each other to rotate or with respect to chassis 50 rotation.

With reference to the accompanying drawings 5, can see first linkage 270 " coiling " (promptly overall adjacent and extend), preferably around the chassis 50 stride with live axle 122 be the radian at center roll half or more.More specifically, when first linkage 270 during in retracted configuration 20 preferably this radian be about 180 degree or bigger.Between first line and second line, measure radian, first line extends to pivot (first linkage 270 is pivotally connected to the remainder of toy car 10 herein) from the center of wheel shaft 120, second line extends to the rotating shaft of the wheel 320 of second end 272 that is assemblied in first linkage 270 from the center of wheel shaft 120.Further can in Fig. 6, see, when toy car 10 at withdrawal or that part is launched fully configuration 20,30, the second linkages 210 also around the chassis " coilings " half or more, the radian of more specifically reeling is approximately (360-170=) 190 and spends.Like this, 50 reel to surpass 360 degree and cause covering in the opposite end one around the chassis at configuration 20, the first linkages 270 of withdrawal fully and second linkage 210, these opposite end pivot couplings are associated in together.

When toy car was not locked into fixed configuration, above-mentioned counter torque first and second linkages 270,210 relative to each other and chassis 50 rotation were reeled in a kind of mode that be exceedingly fast and dynamic 20,30, between 40 3 kind of configuration and are launched.Further, when toy car 10 placed the one side, it can be around driving wheel 140,160 exterior lateral sides rotations only producing tangible counter torque with a wheel, thus coiling or unwinding linkage 210,270.During non-driving wheel 325,330 in expelling complete retracted configuration, counter torque causes linkage 210,270 unwindings and is expanded to after the chassis 50.When driving to wheel 325,330 the time, cause the chassis linkage 210,270 of having reeled.

Can notice by in Fig. 5-7, between driving wheel 140,160 and non-driving wheel 320,325, extending a tangent line, the four wheels kiss the earth that has only the complete retracted configuration 20 among Fig. 5, mode is " top upwards " (be cover plate 70 up) or " bottom upwards " (be cover plate 70 down).In configuration 30 that part is launched and the configuration 40 that launches fully, when toy car 10 with oppositely or " bottom-up " first and second linkages combination, 270,210 prevention non-driving wheels, 320,325 kiss the earths when mode turns round.Yet under bottom-up operation in the configuration 30,40 that launches or launch fully in part, toy car 10 can continue to move along ground, and mode is the outer top section slip of toy car 10 along first or second linkage.If drive in the other direction " from " non-driving wheel 320,325, counter torque can cause chassis 50 to roll linkage 210,270.On the contrary, if drive to non-driving wheel 320,325 in the other direction, counter torque will cause any not expandable part of linkage 210,270 to stretch away.

When being locked in the position 20 of withdrawal fully, first and second linkages 270,210 can not relative to each other rotate.In the position of this locking, toy car can be operated as the two sides of carrying out discussed above.This toy car 10 can be rotated motion at the lateral surface of driving wheel 140,160 further.When the second linkage assembly 210 leaves and during with respect to first linkage 270 locking of deployed configuration, the second linkage assembly 210 continues with respect to chassis 50 rotations, allows toy car 10 to launch and conversion between the deployed configuration 30 and 40 fully in part.

With reference to the accompanying drawings 8 and 9, in second preferred embodiment, toy car 10 ' includes only first linkage 270, and neglects second linkage 210.In a second embodiment, non-driving wheel 320,325 is attached to second end 272 of the first linkage assembly 270.The structure of toy car 10 ' and running and toy car 10 are similar.Second preferred embodiment 10 ' just has two kinds of operation configurations, a kind of complete retraction operation configuration 20 ' of the complete retraction operation configuration 20 corresponding to toy car 10 (Fig. 5) and launch the deployed configuration 30 ' of operation configuration 30 correspondences corresponding to the part of toy car 10 (Fig. 6).

Like this, toy car 10 and 10 ' comprising: a chassis 50; One power supply 65 by chassis 50 supports; That also support and can receive at least the first CD-ROM drive motor 75 from the energy of power supply 65 by chassis 50; Being attached to also can be around at least the first driving wheel 140 of wheel shaft 122 rotations on the chassis 50, this first driving wheel 140 and at least the first CD-ROM drive motor 75 operability couplings connection; At least the first linkage 270, its have one can with first end 271 and second opposite end 272 of chassis 50 pivot couplings connection, first linkage 270 has two operating positions: the first operation configuration 20 (for toy car 10) or 20 ' (for the toy car 10 ') of withdrawing fully, wherein first linkage 270 is positioned near the position on chassis 50 and at least laterally strides across wheel shaft 122, the second operation configuration 30,30 ' that launches, wherein first linkage 270 leave and from the chassis 50 and wheel shaft 122 launch; At least the first non-driving wheel 330, its rotatability ground is connected with second opposite end of first linkage 270, toy car 10,10 ' is supported at least one driving wheel 140 and at least one non-driving wheel 320, and it is in the first and second operation configurations 20,20 ' and 30,30 ' of at least the first linkage 270.

Toy car 10 and 10 ' comprises a controlled in wireless receiver 185 further, supports and be set to receive wireless control signal optionally to control at least the first CD-ROM drive motor 75 by chassis 50.

As shown in Figure 5 and Figure 8, at least the first linkage 270 50 is reeled to small part around the chassis in the first operation configuration 20 and 20 '.In other words, in the first operation configuration 20,20 ' first linkage 270 around the chassis 50 reel only about half of.Say it again, at first operation configuration 20,20 ' first linkage 270 around wheel shaft about 180 degree of reeling.

There is a side profile that is roughly rectangle on chassis 50 on the plane vertical with wheel shaft 122, at least the first linkage 270 stretches along at least two sides of chassis rectangular profile.For example, shown in Fig. 5-9, in toy car 10 and 10 ', at least the first driving wheel 140 (with shown in driving wheel 160 be equal to) in side view, be higher than chassis 50.

As discussed above, the power (producing by driving first driving wheel 140) that puts on toy car 10 or 10 ' can cause first linkage 270 with respect to chassis 50 rotations.

As above further discuss, first driving wheel 140 comprises the pneumatic tire 150 of a hollow.First driving wheel 320 has a tire 335, and this tire preferably has a higher hardness with respect to the tire 150 that constitutes driving wheel 140 parts.Preferably, when wheel contacted with supporting surface, the coefficient of friction of first non-driving wheel 320 was littler than first driving wheel 140.As shown in Figure 1, the diameter of first driving wheel 140 is bigger than first non-driving wheel 320.

In a second embodiment, first linkage 270 pivotally is directly connected in the chassis 50 of toy car 10 '.

In first embodiment, toy car comprises that one has second linkage 210 of first end 211 and second end 212.First end 211 and chassis 50 pivot couplings connection, second opposite end 212 pivotally directly is connected with first end of first linkage 271.In the first and second operation configurations 10 and 20, second linkage 210 to small part 50 is reeled around the chassis.Toy car 10 has the 3rd operation configuration 40, and wherein first linkage 270 and second linkage 210 all leave and 50 expansion from the chassis.

On toy car 10, fully reel in the chassis 50 of first and second linkages 270,210 in the first operation configuration 10.First end 211 of second linkage 210 in second end 272 of first linkage and the first operation configuration 10 is overlapped at least.Second linkage 210 50 is reeled half around the chassis in the first and second operation configurations.As mentioned above, the power (driving road 140 generations by driving first) that puts on the toy car 10 can cause first linkage 270 and second linkage 210 with respect to chassis 50 rotations.

As mentioned above, toy car 10 comprises with locking member 300 further first linkage 270 is locked in the position with respect to second linkage 210.

Toy car 10 or 10 ' can be by constituting such as metal or with the synthetic material of routine techniques manufacturing well known to those skilled in the art as plastics or arbitrary other suitable material.Open for this, toy car 10 shown in those skilled in the art can change or 10 ' size, as make the toy car assembly greater or lesser with respect to other assembly, or the distribution of weight of adjusting part is to obtain different operating characteristics.

A preferred embodiment that is used for long-range transmitter 350 of the present utility model is shown in Figure 10.Remote controllers 350 preferably include first and second toggle switches 355,360, and wherein each controls in the CD-ROM drive motor one respectively and independently forward and motion backward.And, provide the 3rd switch 365 to drive driving wheel 140,160 conversely simultaneously.The 3rd switch is as " fast rewind " switch.Particularly, if toy car is in that part is launched or deployed configuration 30 or 40 fully, or toy car 10 ' is in deployed configuration 30 ', excites the 3rd switch can cause toy car 10 or 10 ' to enter the configuration 20 or 20 ' of withdrawal fully respectively.Long-distance Control transmitter 350 preferably includes an antenna 370 further.The technical staff can recognize that remote controllers 350 can be made of multiple material from disclosure file, and can transform further to comprise other gauge tap and/or button.The technical staff can recognize various types of wireless controllers further from disclosure file, and the optical-wireless controller as ultrasonic wave wireless controller or use infrared signal can be used for controlling the operation of the utility model toy car.

Though the utility model is preferably described with four-wheel embodiment herein, the utility model also can include three wheels or more than the car of four-wheel.

Those skilled in the art will appreciate that and to change and do not depart from the utility model and mainly conceive the above embodiment.But should be understood that: the utility model is not limited in disclosed specific embodiment, but is tending towards covering the utility model spirit and the interior various changes of scope.

Claims (19)

1. a toy car (10,10 ') comprising:

One chassis (50);

One power supply (65) by the support of described chassis;

At least one also supports first CD-ROM drive motor (75) that also can accept from the energy of power supply by described chassis;

At least one is attached to first driving wheel (140) to rotate around wheel shaft (122) on the described chassis, and described first driving wheel and described at least the first CD-ROM drive motor be the coupling connection operationally; At least one has and first end (271) of described chassis pivot coupling connection and first linkage (270) of second opposite end (272), described first linkage has two operating positions: the first complete retraction operation configuration (20,20 '), wherein said first linkage is positioned at the position near the chassis, at least laterally strides across wheel shaft; With the second expansion operation configuration (30,30 '), wherein said first linkage leaves and launches from described chassis and wheel shaft; And

At least one first non-driving wheel (320) that rotatably is connected in second opposite end of described first linkage, described toy car is supported by described at least one driving wheel and described at least one non-driving wheel of the first and second operation configurations of the first linkage at least.

2. toy car as claimed in claim 1 comprises that further one supports and be set to receive the controlled in wireless receiver (185) of wireless control signal with described at least the first CD-ROM drive motor of Selective Control by the chassis.

3. toy car as claimed in claim 1, wherein said at least the first linkage is reeled around described chassis to small part in the described first operation configuration.

4. toy car as claimed in claim 3, wherein said first linkage is reeled half approximately around described chassis in described first configuration.

5. toy car as claimed in claim 1, wherein said first linkage about 180 degree of in described first configuration, reeling around described chassis.

6. toy car as claimed in claim 1, wherein said chassis have a side profile that is roughly rectangle in the plane vertical with described wheel shaft, described at least the first linkage launches along the both sides at least of the rectangular profile on described chassis.

7. toy car as claimed in claim 1, wherein at least the first driving wheel described in the lateral plan than described chassis height.

8. toy car as claimed in claim 1, the wherein said power that puts on described toy car come from described first driving wheel of driving and cause described first linkage to rotate with respect to described chassis.

9. toy car as claimed in claim 1, wherein said first driving wheel comprise the pneumatic tire (150) of hollow.

10. toy car as claimed in claim 1, wherein said first non-driving wheel comprise that one has than the higher tire (335) of tire (150) hardness that constitutes a described driving wheel part.

11. toy car as claimed in claim 1, the coefficient of friction of wherein said first non-driving wheel is less than described first driving wheel.

12. toy car as claimed in claim 1, the diameter of wherein said first driving wheel is bigger than described first non-driving wheel.

13. toy car as claimed in claim 1, wherein said first linkage pivotally is directly connected in described chassis.

14. toy car as claimed in claim 1 (10) further comprises:

Second linkage (210) that first end (211) and second opposite end (212) are arranged, described first end and described chassis pivot coupling connection, described second opposite end pivotally directly is connected with described first end of described first linkage;

Wherein in the described first and second operation configurations (20,30), second linkage is reeled around described chassis to small part; And

Toy car has the 3rd operation configuration (40), and wherein said first and second linkages all leave and launch from described chassis.

15. toy car as claimed in claim 14, wherein said first and second linkages are fully reeled around described chassis in the described first operation configuration.

16. toy car as claimed in claim 14, second end of wherein said first linkage overlaps with first end of second linkage to small part in the described first operation configuration.

17. toy car as claimed in claim 14, wherein said first linkage are reeled around described chassis in the described first and second operation configurations half or more.

Drive described first driving wheel and cause described second linkage to rotate 18. toy car as claimed in claim 14, the wherein said power that puts on described toy car come from respect to described chassis.

19. toy car as claimed in claim 14 comprises that further one is set to described first linkage to be locked in the locking member (300) with respect to the position of described second linkage.

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