CN101049843A - Child quadricycle possessing rotation function in place - Google Patents
Child quadricycle possessing rotation function in place Download PDFInfo
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- CN101049843A CN101049843A CNA2007100277033A CN200710027703A CN101049843A CN 101049843 A CN101049843 A CN 101049843A CN A2007100277033 A CNA2007100277033 A CN A2007100277033A CN 200710027703 A CN200710027703 A CN 200710027703A CN 101049843 A CN101049843 A CN 101049843A
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- driving lever
- wheel
- transverse slider
- wheel shaft
- slide block
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Abstract
A 4-wheel vehicle able to make turn in-situ for children is composed of main body, frame, front and back wheels, driver unit, stirring drive rod, and steering wheel. It features that the wheel axle between wheel and frame is connected to frame via vertical rotary axle and has locating drive rods, the slide block group in said frame and consisting of longitudinal and transverse slide blocks is linked with said locating drive rod via rigid connection rod, the steering fork is arranged between transverse slide block and steering rod, and it has also locator, clutch and measuring-controlling unit.
Description
Technical field
The present invention relates to carriage for children, more particularly relate to a kind of baby carriage with rotation function in place.
Background technology
Baby carriage generally can be driven by children oneself, also is equipped with remote controller usually for non-productive operation.
Baby carriage on the market adopts the mode that back-wheel drive, front-wheel control turn to more at present, such carriage for children just has and advances, retreat, these basic functions of turning, mode of motion is single concerning children, lacks the interest of riding, and does not meet children's intelligence characteristics, so a kind of form of playing of novelty will be provided for carriage for children, promptly increase rotation function in place.The related art scheme that has existed at present has following two kinds:
One, by the lifting universal wheel component that is arranged on the car front portion headstock lifting is made the front vehicle wheel built on stilts, by controlling the purpose that the relative antiport of two trailing wheels reaches the original place rotation, (draw from the utility application file application number: 200620057475.5).In this technical scheme with headstock together with children's lifting of taking, need to adopt actuating device more energetically, the cost height; And highly increase after the car body lifting, have potential safety hazard.
Two, by being arranged on the linkage rod group that the push rod device push-and-pull of stretching in the car body is connected front and rear wheel, make behind the wheel deflection certain angle by being arranged on the purpose that two power wheels on diagonal angle two wheels reach rotation, (draw from the utility application file application number: 200620059255.6).Rod connection point is many in this technical scheme, and running is unstable; And flexible push rod is a move toward one another mechanism, complex structure, and adopt two motor cost height.
The present invention has then proposed a kind of simple in structure, and low-cost solution can only adopt a motor, and existing relatively baby carriage has only increased several link members, and the value of popularization is arranged very much.
Summary of the invention
This invention has proposed a kind of mechanism form that can make baby carriage increase rotation function, makes it have rotation pattern and two kinds of patterns of general mode.Reach and enrich the carriage for children mode of motion, increase the purpose that children ride entertaining.
The present invention adopts following scheme to realize above-mentioned purpose: this has the baby carriage of rotation function in place, by vehicle body (1), vehicle frame (2), forward and backward wheel (31), (32), (33), (34), turn to driving lever (4), and bearing circle (5) constitutes, and is provided with the driving device (7) of wheel driver or wheel driver between trailing wheel (34) and its wheel shaft, it is characterized by: respectively be provided with a wheel shaft between each wheel and the vehicle frame, each wheel shaft all connects to ground by vertical rotating shaft, is provided with on described each wheel shaft and the angled location of wheel shaft driving lever; In vehicle frame, also be provided with slide block group (6), between the driving lever of slide block group (6) and each location, respectively be provided with the rigidity connecting rod, described each rigidity connecting rod be the hinge connection being connected of described slide block group (6); Described slide block group (6) is connected with the driving device (8) of stirring power apparatus or stirring power apparatus, and the described power apparatus of stirring is to slide block group (6) mass action.
Its functional mapping principle is for stirring slide block group (6) motion by the described power apparatus (8) of stirring under the general mode state, and by each rigidity connecting rod each location driving lever applied push-pull effort, reaches its longitudinal plane of symmetry (W that lands separately after finally making four wheel deflections
1), (W
2), (W
3), W
4) all tangent and same circular trace (W
5) state, at this moment, need only one of them or two wheels rotate as drive wheel, four wheels are all rolled around same center, form the rotation pattern.
Under the rotation pattern, slide block group (6) is oppositely applied push-pull effort, can make four wheel deflections return original position, pass on its parallel state in the longitudinal plane of symmetry left and right sides that lands separately, it is the general mode state, generally turn to function in order under this general mode, to have, now adopted following scheme: described slide block group (6) is made up of with transverse slider (62) the longitudinal sliding block (61) of level, and transverse slider (62) is connected with longitudinal sliding block (61) by railroad (63); Transverse slider (62) and the two rigidity connecting rods (313) that are connected two front-wheels wheel shaft alignment driving lever, (323) hinge connects, longitudinal sliding block (61) and the two rigidity connecting rods (333) that are connected two rear axles location driving lever, (343) hinge connects;
Described longitudinal sliding block (61) also is provided with vertical slide rail (64), and described vertical slide rail (64) is connected on the vehicle frame (2), also can be arranged on the vehicle body (1), vertically slide rail act as horizontal qualification longitudinal sliding block, make its longitudinal sliding motion only;
At transverse slider (62) and turn to be provided with between the driving lever (4) and turn to shift fork (9), turn to shift fork (9) will turn to the power of stirring of driving lever (4) by transverse slider (62) and rigidity connecting rod (313), (323) be passed to front-wheel wheel shaft alignment driving lever (312), (322), promote two front-wheels (31), (32) are deflection angle and guide car body to turn in the same way;
Transverse slider (62) is provided with the reset attachment (65) of transverse slider, and the reset attachment of transverse slider is used to guide transverse slider to change crosswise fixed state under the rotation pattern into by the free laterally sliding mode under the general mode.
But direction of passage dish (5) control car body freely turns under general mode, at this moment, need only one of them or two rear wheels rotate as drive wheel, can realize that this baby carriage advances, and retreats, and turns.
The described shift fork that turns to can be set to reconfiguring of following two kinds of forms or its key element:
One is describedly to turn to shift fork (9) and transverse slider (62) or turn to shift fork (9) direct connection, or to be attached thereto be an one-piece parts, what turn to that shift fork (9) is provided with an end opening turns to driving lever groove (91), turning to driving lever channel opening place also to be provided with to turn to the guide groove that resets (92) of driving lever, the described guide groove that resets to be the opening angle shape that stretches out.
The effect that turns to driving lever groove (91) of this opening is to be convenient to turn to driving lever (4) to slide into or withdraw from the driving lever groove when turning to shift fork (9) to vertically move with the slide block group, make under the rotation pattern bearing circle can not stir front vehicle wheel, and when changing general mode over to, turn to driving lever can slide into the driving lever groove smoothly, bearing circle is worked to wheel and freely turn to; Turning to shift fork (9) to vertically move and when changing over to general mode, the guide groove that resets (92) can make and turn to driving lever (4) can be directed contraposition and slide into driving lever groove (91) under the situation of any position with the slide block group.
It two can also be connected on vehicle frame or vehicle body or the longitudinal sliding block by railroad for the described shift fork that turns to, make and turn to driving lever to be connected with turning to shift fork, turn to shift fork then to be connected indirectly with transverse slider by centre part, centre part can be rigidity connecting rod or location driving lever or the two connection hinge or hinge axis, this connection can be detachable connection, promptly only under a certain serviceability or operation mode, connect, apply another operation or change operation mode and promptly break away from connection.
The reset attachment of described transverse slider (65) is formed with the track (652) that resets by leading position wheel (651), the described position wheel (651) of leading connects transverse slider (62) or turns to shift fork (9), the described track that resets (652) can be connected on the vehicle frame, also can be arranged on the vehicle body, or be connected to vertical slide rail.
Transverse slider is turned to the effect of shift fork laterally to horizontally slip under general mode, and leading position wheel also must be with laterally horizontally slipping and by crosswise fixed, and promotes front-wheel wheel shaft alignment driving lever by the rigidity connecting rod, makes two front-wheel steerings.
The described power apparatus (8) of stirring can be electric device, adds gear cluster as motor; Also can be hydraulic gear or pneumatics or leverage, or the composite set of above different elements.Stir power apparatus to longitudinal sliding block (61) or slide block group (6) mass action, make the slide block group vertically move the generation displacement, this displacement applies push-pull effort by the rigidity connecting rod to each location driving lever, passs on the state of the tangent and same circular trace of its longitudinal plane of symmetry that lands after can making four wheels partially.
The described power apparatus of stirring can be manpower pull bar (89), the manpower pull bar is provided with the poke rod (81) that connects slide block group or longitudinal sliding block, the manpower pull bar also is provided with support shaft (82) and operating handle (83), operating handle can be set to the form of gear bar, rides enjoyment with vivider acquisition.
Be provided with the registration device (69) of slide block group in the vehicle frame, registration device is provided with fixedly locking plate, and described registration device is provided with clutch latch fitting (68) accordingly, and the clutch latch fitting is provided with the lock-bit groove, the corresponding locking plate of lock-bit groove; Can make registration device with slide block group locking or unlock by the clutch latch fitting, thereby the fixing deflection angle of each wheel under the different mode of conversion make formation stable general mode or rotation pattern in definite position; Clutch latch fitting (68) is connected with handling device, and handling device can be set to circuit controling switch, also can be set to the stretcher form, rides enjoyment with vivider acquisition.
Also be provided with the inhibiting device (67) of slide block group (6) on vehicle frame, inhibiting device is provided with block, arrives really allocation and is unlikely to exceed distance in order to limit slide block group (6).
Described being arranged on each wheel shaft and the angled location of wheel shaft driving lever, this angle becomes angle gauge then to be: two front-wheels wheels shaft alignment driving lever with its separately wheel shaft become the obtuse angle angle, two rear axles location driving lever and its wheel shaft separately acutangulate angle, promptly locate driving lever (312) and become the obtuse angle angle with wheel shaft (310), location driving lever (322) becomes the obtuse angle angle with wheel shaft (320); Location driving lever (332) acutangulates angle with wheel shaft (330), and location driving lever (342) acutangulates angle with wheel shaft (340);
Perhaps be: two front-wheels wheel shaft alignment driving lever and its wheel shaft separately acutangulate angle, two rear axles location driving lever with its separately wheel shaft become the obtuse angle angle, promptly locate driving lever (312) and acutangulate angle with wheel shaft (310), location driving lever (322) acutangulates angle with wheel shaft (320); Location driving lever (332) becomes the obtuse angle angle with wheel shaft (330), and location driving lever (342) becomes the obtuse angle angle with wheel shaft (340).
This one-tenth angle gauge then shows as two front-wheels or two rear axles location driving lever and is the left-right symmetric shape, and respectively locatees driving lever and be positioned at on the side direction.
Also can be provided with measure and control device in the baby carriage of described tool rotation function in place, described measure and control device connects the car body control system, and its effect is by measuring different mode states, starting different state of a controls or allocate different dynamic regimes; Its a kind of function scheme is:
Impact switch (201) is set in car body, and slide block group (6) is provided with the collision position, and impact switch is corresponding with the collision position, and impact switch (201) connects the car body control system; Its objective is when wheel deflection also not arrive specific bit, i.e. the conversion of different mode does not also put in place and when mediating state, and impact switch accepts that operation disconnects the car body power system in case running this moment and form abnormal operation; When wheel deflection arrival specific bit, when promptly the conversion of different mode put in place, impact switch is accepted operation was communicated with the car body power system, can carry out the operation to the car body running.
Its another kind of function scheme is: touch switch (202) is set in car body, and slide block group (6) is provided with touches the position, and touch switch is corresponding with the shake-up position, and touch switch is connected with power changing apparatus, and power changing apparatus connects the car body control system; Touch switch is stimulated and starts during by two kinds of different mode converting and is the operation different to power changing apparatus, make and under general mode, be allocated as stronger dynamic regime, car body can be advanced or retreat fast, and under the rotation pattern, be allocated as more weak dynamic regime, make car body rotation at a slow speed, to adapt to operating habit and safe in utilization.
The beneficial effect that the present invention adopts above-mentioned technical solution to reach is:
One, can make normal children's four-wheeled and use, can as normal children's car, advance, retreat, turn to, satisfy general driving enjoyment.
Two, mode of motion is various; But the children's storage battery car that is somebody's turn to do rotation is at time rotational, and four simultaneously outside deflection certain angles of wheel meeting are positioned on the same circumference four wheel rolling directions, can make cw or conter clockwise spinning motion subsequently.The mode of motion of this rotation can bring more enjoyment to children.
Three, safety has been improved safety hazard of the prior art, uses more reliable.
Four, conversion is stable, and the conversion of general mode and rotation pattern is more reliable and stable compared to existing technology.
Five, range of use is wide; Because but rotation turns to, need not big turn radius and athletic ground, can in narrow space, freely play.
Six, productive costs is low; Children's storage battery car of this invention is that the function of existing children's storage battery car is improved, and only increase or transform partial component and reach new result of use, so productive costs is low.
Seven, application form is various; This mechanism can be applied in the design of some electronic toy products and robot.
Description of drawings
Fig. 1 structural representation of the present invention;
Another implements the status architecture scheme drawing Fig. 2 the present invention;
Fig. 3 specific embodiment of the invention structural representation;
Fig. 4 specific embodiment of the invention block diagram;
Another of Fig. 5 specific embodiment of the invention implemented the status architecture scheme drawing;
Another of Fig. 6 specific embodiment of the invention implemented state stereogram;
The local structure scheme drawing of Fig. 7 specific embodiment of the invention;
Another implements the local structure scheme drawing of state Fig. 8 specific embodiment of the invention;
The specific embodiment
Be depicted as the present invention's one concrete complete embodiment as Fig. 3 to 8.
As shown in Figure 3, this embodiment has the baby carriage of rotation function in place, by vehicle body (1), vehicle frame (2), front vehicle wheel (31), (32), rear wheel (33), (34) turn to driving lever (4), bearing circle (5) constitutes, and it is characterized by: front vehicle wheel (31), (32), rear wheel (33), (34) and vehicle frame respectively are provided with a wheel shaft between (2), are labeled as (310) respectively, (320), (330), (340), each wheel shaft is successively by vertical rotating shaft (311), (321), (331), (341) be connected with vehicle frame (2), be provided with on described each wheel shaft and the angled location of wheel shaft driving lever, be labeled as (312) successively, (322), (332), (342); In vehicle frame (2), be provided with slide block group (6), between slide block group (6) and each location driving lever, respectively be provided with the rigidity connecting rod, be labeled as (313) successively, (323), (333), (343), described each rigidity connecting rod be hinge being connected of described slide block group (6) and connect;
Rear wheel (34) and and its wheel shaft (340) between be provided with wheel driver (7),
Described slide block group (6) is connected with stirs power apparatus (8).
Described slide block group (6) is made up of with transverse slider (62) the longitudinal sliding block (61) of level, and transverse slider (62) is connected with longitudinal sliding block (61) by railroad (63); Transverse slider (62) and rigidity connecting rod (313), (323) hinge connects, longitudinal sliding block (61) and rigidity connecting rod (333), (343) hinge connects;
Described longitudinal sliding block (61) also is provided with vertical slide rail (64), and described vertical slide rail (64) is connected on the vehicle frame (2), in the present embodiment with vehicle frame steel pipe double as for vertical slide rail, more cost-saving;
At transverse slider (62) and turn to be provided with between the driving lever (4) and turn to shift fork (9), turn to shift fork (9) to be connected with transverse slider (62); What turn to that shift fork (9) is provided with an end opening turns to driving lever groove (91), also is provided with the guide groove that resets (92) that turns to driving lever (4) at driving lever groove (91) opening part, and the described guide groove that resets (92) is the opening angle shape that stretches out;
Transverse slider (62) is provided with its reset attachment (65), reset attachment (65) is formed with the track (652) that resets by leading position wheel (651), track (652) one ends that reset are contraction-like, the described position wheel (651) of leading connects and turns to shift fork (9), the described track that resets (652) is connected to vertical slide rail (64), steel pipe double as with one section vehicle frame in the present embodiment is the track that resets, and is connected with vertical slide rail is complete, more the cost-saving.
The described power apparatus (8) of stirring is behaved and to be tried hard to recommend pull bar (89), manpower pull bar (89) is provided with the poke rod (81) that connects longitudinal sliding block (61), the manpower pull bar is provided with rack shaft (82) and operating handle (83), operating handle (83) is set to the form of gear bar, rides enjoyment with vivider acquisition.
As shown in Figure 7, in vehicle frame, be provided with the registration device (69) of slide block group (6), registration device (69) is provided with two dead bolt teeth (691), (692), registration device (69) is provided with Clutch lock (68) accordingly, Clutch lock (68) is provided with a position-limited trough (681), the odontoid of the involutory dead bolt tooth of position-limited trough (681) (691) or (692); Described Clutch lock (68) is connected on the vehicle frame (2) by rotating shaft (682), Clutch lock (68) one ends are provided with the tension spring (683) that connects vehicle frame (2), Clutch lock (68) is crushed on the dead bolt tooth (691) position-limited trough (681) under the effect of tension spring (683); The other end at Clutch lock (68) is connected with operated by foot device (684), and operated by foot device (684) is set to the pedal form, and enjoyment is ridden in acquisition that can be vivider.
Also be provided with the inhibiting device (67) of slide block group (6) on vehicle frame, inhibiting device (67) is provided with block (671), the corresponding Impactor of block (671) (672), and Impactor (672) is arranged on the slide block group (6).
Vehicle frame (2) is provided with impact switch (201), and it is other that impact switch (201) is provided with Clutch lock (68), and cooresponding Clutch lock (68) is provided with collision position (685), and impact switch (201) is normally closed, and is connecting the car body control path.
On vehicle frame (2), also be provided with touch switch (202), it is other that touch switch (202) is arranged on vertical slide rail (64), cooresponding longitudinal sliding block (61) is provided with and touches position (619), touch switch (202) is connected with potentiometric controller (203), and potentiometric controller (203) connects the car body control path.
The present invention has the baby carriage of rotation function in place under general mode, be state as shown in Figure 4, longitudinal sliding block this moment (61) is subjected to the longitudinal restraint of the lateral confinement of vertical slide rail (64) and registration device (69) and is completely fixed, thereby by rigidity connecting rod (333), (343) are fixed on the parallel longitudinal position with two trailing wheels; Transverse slider (62) then can be walked crosswise by railroad (63) and be free to slide, the twisting resistance of bearing circle (5) will turn to shift fork (9) to making transverse slider (62) walk crosswise slip through turning to driving lever (4) to stir like this, the power of this slip will be by rigidity connecting rod (313), and (323) promote the synchronous deflection of two front-wheels; Like this direction of passage dish just the may command car body turn to, start actuating device (7) and will drive moving trailing wheel (34) and rotate and drive car body and move ahead, satisfy the general mode state use of the present invention as normal children's car.
If will be converted to the rotation pattern, then step on operated by foot device (684) earlier, make position-limited trough (681) the separating lock hyoid tooth (691) of Clutch lock (68), as shown in Figure 8; The contact of collision position (685) on the Clutch lock in this process (68) also starts the impact switch (201) of normally off, and the car body control path is disconnected, and avoids starting actuating device in switching process and damages car body; At this moment, can pass through operating handle (83) pulling manpower pull bar (89), promote slide block group (6) by poke rod (81) four wheels are pushed into inflection point, for as shown in Figure 5.
Longitudinal sliding block in this process (61) hauls transverse slider (62) and together vertically moves, and turns to shift fork (9) to vertically move with transverse slider (62), turns to driving lever (4) to detach from driving lever groove (91) and turns to shift fork (9); The position wheel (651) of leading of reset attachment (65) slips into vertical slide rail (64) along the track (652) that resets, and transverse slider this moment (62) and longitudinal sliding block (61) are all by crosswise fixed;
Go up Impactor (672) and move longitudinally to block (671) with inhibiting device (67) when contacting when being arranged on slide block group (6), show that wheel deflection puts in place with slide block group (6); Registration device (69) also turns an angle thereupon, and dead bolt tooth (692) forwards dead bolt tooth (691) position before to; At this moment, unclamp and step on operated by foot device (684), make Clutch lock (68) get back to original position by tension spring (683), position-limited trough (681) be crushed on the dead bolt tooth (692), by registration device (69) with vertically locking of slide block group (6);
At this moment, slide block group (6) is subjected to vertically to reach horizontal locking and is retrained fully, will be completely fixed by the wheel position of each rigidity connecting rod after with deflection like this, for rotation provides reliable and stable fixing, is state as shown in Figure 6.
In this process, the collision position (685) on the Clutch lock (68) breaks away from and closes the impact switch (201) of normally off, makes the car body line system recover to connect; Simultaneously, being arranged on the shake-up position (619) that touch switch (202) on the vehicle frame (2) is set on the longitudinal sliding block (61) starts, and then by touch switch (202) initiate potential controller (203), potentiometric controller (203) allotment actuating device is more weak dynamic regime, car body is slowed down at time rotational, more adapt to operating habit and safe in utilization.
Claims (10)
1, a kind of baby carriage with rotation function in place, by vehicle body (1), vehicle frame (2), forward and backward wheel (31), (32), (33), (34), turn to driving lever (4), bearing circle (5) constitutes, and is provided with the actuating device of wheel or the driving device of wheel driver (7) between trailing wheel and its wheel shaft, it is characterized by: respectively be provided with a wheel shaft between each wheel and the vehicle frame, each wheel shaft all connects to ground by vertical rotating shaft, is provided with on described each wheel shaft and the angled location of wheel shaft driving lever; In vehicle frame, be provided with slide block group (6), between the driving lever of slide block group and each location, respectively be provided with the rigidity connecting rod, described each rigidity connecting rod be the hinge connection being connected of described slide block group;
Described slide block group is connected with the driving device (8) of stirring power apparatus or stirring power apparatus, and the described power apparatus of stirring is to slide block group mass action.
2, the baby carriage with rotation function in place according to claim 1, it is characterized in that, described slide block group (6) is made up of with transverse slider (62) the longitudinal sliding block (61) of level, and transverse slider (62) is connected with longitudinal sliding block (61) by railroad (63); Transverse slider (62) and the two rigidity connecting rods (313) that are connected two front-wheels wheel shaft alignment driving lever, (323) hinge connects, longitudinal sliding block (61) and the two rigidity connecting rods (333) that are connected two rear axles location driving lever, (343) hinge connects;
Described longitudinal sliding block (61) also is provided with vertical slide rail (64), and described vertical slide rail is connected on the vehicle frame, also can be arranged on the vehicle body;
At transverse slider (62) and turn to be provided with between the driving lever (4) and turn to shift fork (9);
Transverse slider (62) is provided with the reset attachment (65) of transverse slider.
3, the baby carriage with rotation function in place according to claim 2 is characterized in that, described turn to that shift fork (9) is provided with an end opening turn to driving lever groove (91).
4, the baby carriage with rotation function in place according to claim 3 is characterized in that, is provided with the guide groove that resets (92) that turns to driving lever at described driving lever groove (91) opening part that turns to, and the described guide groove that resets (92) is the opening angle shape that stretches out.
5, according to claim 2 or 3 or 4 described baby carriages with rotation function in place, it is characterized in that, described shift fork (9) and transverse slider (62) direct connection of turning to, or be connected to an one-piece parts with transverse slider, or be connected indirectly with transverse slider, or only be connected with transverse slider under a certain normal operating state or under the wherein a certain operation mode by centre part.
6, the baby carriage with rotation function in place according to claim 2, it is characterized in that, the reset attachment (65) of described transverse slider (62) is formed with the track (652) that resets by leading position wheel (651), the described position wheel (651) of leading connects transverse slider (62) or turns to shift fork (9), the described track that resets (652) is connected on the vehicle frame, also can be arranged on the vehicle body, or be connected to vertical slide rail (64).
7, the baby carriage with rotation function in place according to claim 1 and 2 is characterized in that, the described power apparatus (8) of stirring is behaved and to be tried hard to recommend pull bar (89), and the manpower pull bar is provided with the poke rod (81) that connects slide block group or longitudinal sliding block; The manpower pull bar is provided with operating handle.
According to claim 1 or 2 or 7 described baby carriages with rotation function in place, it is characterized in that 8, be provided with the registration device (69) of slide block group in the vehicle frame, the registration device correspondence is provided with the Clutch lock device, the Clutch lock device is connected with handling device.
9, the baby carriage with rotation function in place according to claim 1 and 2, it is characterized in that, described being arranged on each wheel shaft and the angled location of wheel shaft driving lever, this angle becomes angle gauge then to be: two front-wheels wheels shaft alignment driving lever with its separately wheel shaft become the obtuse angle angle, two rear axles locate driving lever and its separately wheel shaft acutangulate angle;
Perhaps be: two front-wheels wheels shaft alignment driving lever with its separately wheel shaft acutangulate angle, two rear axles locate driving lever with its separately wheel shaft become the obtuse angle angle.
10, the baby carriage of tool rotation function in place according to claim 1 and 2 is characterized in that, is provided with measure and control device in the car, and described measure and control device is related with the slide block group; Measure and control device connects the car body power control system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100277033A CN101049843A (en) | 2007-04-21 | 2007-04-21 | Child quadricycle possessing rotation function in place |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100277033A CN101049843A (en) | 2007-04-21 | 2007-04-21 | Child quadricycle possessing rotation function in place |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101049843A true CN101049843A (en) | 2007-10-10 |
Family
ID=38781496
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007100277033A Pending CN101049843A (en) | 2007-04-21 | 2007-04-21 | Child quadricycle possessing rotation function in place |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101049843A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101716972B (en) * | 2008-09-05 | 2012-07-25 | 雅马哈发动机株式会社 | Saddle-ride type four-wheeled vehicle |
| CN103552585A (en) * | 2013-11-06 | 2014-02-05 | 福建强兴婴童用品有限公司 | Four-wheel steering mechanism for baby stroller |
| CN108683417A (en) * | 2018-03-28 | 2018-10-19 | 科世达（上海）管理有限公司 | A kind of automobile steering column switch |
| CN114902841A (en) * | 2022-05-26 | 2022-08-16 | 北京履坦科技有限公司 | Ditching fertilization all-wheel-drive agricultural robot |
-
2007
- 2007-04-21 CN CNA2007100277033A patent/CN101049843A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101716972B (en) * | 2008-09-05 | 2012-07-25 | 雅马哈发动机株式会社 | Saddle-ride type four-wheeled vehicle |
| CN103552585A (en) * | 2013-11-06 | 2014-02-05 | 福建强兴婴童用品有限公司 | Four-wheel steering mechanism for baby stroller |
| CN108683417A (en) * | 2018-03-28 | 2018-10-19 | 科世达（上海）管理有限公司 | A kind of automobile steering column switch |
| CN114902841A (en) * | 2022-05-26 | 2022-08-16 | 北京履坦科技有限公司 | Ditching fertilization all-wheel-drive agricultural robot |
| CN114902841B (en) * | 2022-05-26 | 2024-03-12 | 北京履坦科技有限公司 | Ditching and fertilizing all-drive agricultural robot |
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Open date: 20071010 |