CN101602388B - Pedal scooter - Google Patents

Pedal scooter Download PDF

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Publication number
CN101602388B
CN101602388B CN2009101003631A CN200910100363A CN101602388B CN 101602388 B CN101602388 B CN 101602388B CN 2009101003631 A CN2009101003631 A CN 2009101003631A CN 200910100363 A CN200910100363 A CN 200910100363A CN 101602388 B CN101602388 B CN 101602388B
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CN
China
Prior art keywords
bar
wheel
lengthened plate
spring
lateral pin
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Expired - Fee Related
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CN2009101003631A
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Chinese (zh)
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CN101602388A (en
Inventor
吴炳发
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Individual
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Individual
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Priority to CN2009101003631A priority Critical patent/CN101602388B/en
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Abstract

The invention discloses a pedal scooter, which comprises a steering device, a front wheel, a scooter beam component, a pedal drive device and a rear wheel, wherein the front wheel is arranged at the lower end of the steering device; the pedal drive device acts on the rear wheel; the steering device is connected with the scooter beam component; a folding mechanism is arranged between the scooter beam component and the steering device; and the pedal scooter is characterized in that the scooter beam component is telescopic and has the advantages that the telescopic scooter beam component ensures that a bodywork of the folded pedal scooter is short and convenient to carry and transport.

Description

A kind of pedal scooter
Technical field
The present invention relates to a kind of Kickboard Scooter, especially relate to a kind of pedal scooter.
Background technology
Common Kickboard Scooter needs a pin to step down on the Kickboard Scooter when advancing, and another pin ceaselessly pedals ground.Trample more tiredly, and speed is very slow, can only can not become walking-replacing tool truly as children's the apparatus of playing.China Patent No. is that 200520132772.7 patent of invention discloses a kind of pedal scooter, comprise slide plate and before, the tail skid wheel, it is characterized in that the tail skid wheel upward connects a Power Drive Unit, this Power Drive Unit comprises pedal, chain drive-belt and drive sprocket, pedal is articulated in described slide plate, the front end of pedal is provided with fork, be provided with movable sprocket wheel in the end of fork, chain drive-belt one end is connected in slide plate, the other end walks around movable sprocket wheel and drive sprocket is connected in a retracing spring, and the other end of retracing spring is connected in described slide plate, is provided with isolator on described drive sprocket.Can be provided with jointed shaft and fixed pin holes on the advancing slip web wheel bonded assembly steering tiller, jointed shaft and slide plate are hinged, and also are provided with fixed orifice with the cooresponding position of fixed pin holes on slide plate, are equipped with set pin in fixed pin holes and fixed orifice.Take off set pin, advancing slip web wheel and steering tiller can be folded with respect to slide plate.The pedal scooter volume that makes is littler, easy to carry.The steering-type handle can be telescopic handle, is provided with blocking device in the junction of telescopic handle, further reduces the Kickboard Scooter occupation space.There is following shortcoming in the pedal scooter of this structure: 1, the slide plate length on the pedal scooter is fixed, and the bodywork length after folding is still bigger, and inconvenience is carried in carrying.
Summary of the invention
Technical matters to be solved by this invention provides the telescopic pedal scooter of a kind of car beam.
The present invention solves the problems of the technologies described above the technical scheme that is adopted: a kind of pedal scooter, comprise steering hardware, front-wheel, car beam assembly, foot drive device and trailing wheel, described front-wheel is arranged on the lower end of steering hardware, described foot drive device acts on described trailing wheel, described steering hardware is connected with the car beam assembly, be provided with fold mechanism between described car beam assembly and the described steering hardware, it is characterized in that described car beam assembly is telescopic car beam assembly.
Described telescopic car beam assembly comprises bottom girder and front running board, described front running board is arranged on the described bottom girder, lengthened plate and back lengthened plate before being provided with in the described bottom girder, described bottom girder is provided with the first horizontal elongated slot and the second horizontal elongated slot, described back lengthened plate is provided with vertical elongated slot, lengthened plate is fixed on the bottom girder by first lateral pin before described, described first lateral pin passes the described first horizontal elongated slot, described back lengthened plate is fixed on the bottom girder by second lateral pin, described second lateral pin passes the described second horizontal elongated slot, described back lengthened plate is fixed on the described bottom girder by perpendicular pin, described perpendicular pin passes described vertical elongated slot, the end of described first lateral pin and second lateral pin is provided with latching device, described latching device comprises press section and handle, and described handle is arranged on the described press section.
Be provided with shock absorber between described bottom girder and the back lengthened plate, described shock absorber comprises the briquetting and first spring, described briquetting is fixed on described first spring, one end, and the other end of first spring is fixed on the bottom girder, and described briquetting withstands described back lengthened plate.
Described steering hardware comprises the front-wheel mobile jib, bar in outer bar of direction and the direction, front wheel carrier is provided with front rotary shaft, described front-wheel is installed on the described front rotary shaft, the outside thread of described front-wheel mobile jib is connected with the negative thread of the outer bar of described direction, be arranged with out cylinder on the described front-wheel mobile jib, the lower end of described out cylinder is set with clutch shaft bearing, the upper end of described out cylinder is set with second bearing, described front-wheel mobile jib passes the described clutch shaft bearing and second bearing, be provided with second spring between described front wheel carrier and the described clutch shaft bearing, the outer masthead of described direction is lived second bearing, described out cylinder is connected with preceding lengthened plate, the lower end of described out cylinder is provided with ring-like block, described clutch shaft bearing rests on the described ring-like block, be provided with the support cylindrical shell between described clutch shaft bearing and described second bearing, the top of described out cylinder is provided with cover plate.
Bar is provided with crossbeam in the described direction, the both sides of described crossbeam are respectively arranged with handle, described handle comprises cylindrical shell, be provided with connecting portion near crossbeam one end on the described cylindrical shell, described connecting portion is provided with the through hole of sleeve configuration, described crossbeam internal fixation is provided with pin, described pin passes described through hole, be provided with spacing briquetting in the described crossbeam, described spacing briquetting acts on described connecting portion, be provided with the 3rd spring between described pin and the described cylindrical shell outer end, the lower wall of described crossbeam is provided with breach.
Bar stretches in the outer bar of described direction in the described direction, the outer bar of described direction is provided with first spacing hole, described crossbeam is provided with button, be provided with inhibiting device in the bar in the described direction, described inhibiting device comprises matrix and movable limit switch, described movable limit switch comprises " L " type parts and is arranged on spacing head on the montant of " L " type parts, bar is provided with second spacing hole in the described direction, described spacing head passes described second spacing hole and falls in described first spacing hole, between the montant of described " L " type parts and the matrix the 4th spring is set, the turning point of described " L " type parts is coupling in described direction on the bar, the cross bar free end of described " L " type parts is connected with described button by pipe link, described pipe link passes described matrix, be provided with between the bar in outer bar of described direction and the described direction and limit pipe, described qualification pipe is arranged on the outer bar of described direction.
Described fold mechanism comprises connecting portion, the 5th spring, the 3rd lateral pin and the tommy bar that is fixed on the out cylinder, described connecting portion is connected on the described preceding lengthened plate by the 4th cotter axle, lengthened plate is provided with position-limited trough before described, described tommy bar midway location is coupling on described connecting portion, described tommy bar one end is connected with described the 3rd lateral pin, be connected with the 5th spring between described the 3rd lateral pin and described the 4th lateral pin, described the 3rd lateral pin is positioned at described position-limited trough.
Described foot drive device comprises back step, described back step is provided with through hole, on the described through hole movable block is installed, described movable block one end is provided with brake shoes, be provided with the 6th spring between described brake shoes and the back lengthened plate, under the 6th length of spring compressed state, described brake shoes acts on described trailing wheel.
Described trailing wheel is arranged in the rotating shaft of back, and described back rotating shaft is provided with latch, and the wheel hub of described trailing wheel is provided with the latch groove, and described latch two ends are positioned at described latch groove.
Compared with prior art, the telescopic car beam assembly of advantage of the present invention makes the vehicle body of folding rear treadle Kickboard Scooter shorter, carries convenient transportation.
Preceding lengthened plate is fixed on the bottom girder by first lateral pin, first lateral pin passes the first horizontal elongated slot, and back lengthened plate is fixed on the bottom girder by second lateral pin, and described second lateral pin passes the described second horizontal elongated slot, back lengthened plate is fixed on the bottom girder by perpendicular pin, and perpendicular pin passes vertical elongated slot.Preceding lengthened plate and back lengthened plate can stretch on bottom girder, and when pedal scooter used, lengthened plate before and after can drawing back made the vehicle body lengthening, the driver comfort of raising pedal scooter.Lengthened plate is contracted in base plate, vehicle body is shortened, be easy to carry.
Shock absorber makes pedal scooter more comfortable in traveling process.
Out cylinder and preceding lengthened plate are fixed, and when the front-wheel of pedal scooter jolts, when the front-wheel mobile jib stretches up and down, because the setting of spring can be subjected to certain buffering, play the effect of shock-absorbing in out cylinder.The setting of the clutch shaft bearing and second bearing makes the front-wheel mobile jib under the rotation of direction lever, can rotate in out cylinder, adjusts the direct of travel of pedal scooter.Ring-like baffle plate, cover plate and support cylindrical shell all are to play the effect of fixing two bearings.
When handle launched, pin made two handles and crossbeam in alignment by the pulling force of the 3rd spring, and spacing briquetting withstands connecting portion, prevented to move on its two side direction.When needs are folding with handle because connecting portion is provided with the through hole of sleeve configuration, therefore handle can be pulled outwardly, move the end to after, handgrip is rotated 90 degree, connecting portion can be by the breach of crossbeam lower wall.With the handgrip lowering below crossbeam.Expansion or folding handles are very convenient.
When button down, pipe link rotates L type parts, and spacing head contracts in direction in the bar, and the 4th spring is compressed.Can press down interior direction lever this moment, decontrol button this moment, spacing head is positioned at second spacing hole, first spacing hole on bar outside second spacing hole on the bar in the direction and the direction is at once, spacing head passes second spacing hole and is stuck in first spacing hole under the effect of the 4th spring, bar is fixed on the outer bar of direction in the direction.Be provided with between the bar in outer bar of direction and the direction and limit pipe, drive the outer bar of direction when the interior bar of direction is rotated and rotate together, adjust the direction that pedal scooter is advanced.
When the 3rd lateral pin falls in the position-limited trough, be subjected to the pulling force of the 5th spring this moment, on the lengthened plate, this moment, pedal scooter was in deployed condition before connecting portion just was fixed on.When needs are folding with pedal scooter, pull tommy bar, make the 3rd lateral pin skid off position-limited trough, this moment just can be with connecting portion together with the lengthened plate direction is folding forward with its fixing bicycle leading portion.
In the normal traveling process of pedal scooter, because the tension force of the 6th spring, back step resets, and brake shoes is not contacted with trailing wheel.When needs braked, the movable block that tramps with one's feet made the 6th length of spring compressed, and the brake shoes under the movable block is run into trailing wheel and produced friction force, plays the effect of brake.
As long as just can avoid trailing wheel in the rotating shaft of back, to move, trailing wheel and back rotating shaft are rotated synchronously with a latch.
Description of drawings
Fig. 1 is a running condition constructional drawing of the present invention;
Fig. 2 is a folded state constructional drawing of the present invention;
Fig. 3 is the plan structure figure of car beam assembly of the present invention;
Fig. 4 is the side-looking constructional drawing of car beam assembly of the present invention;
Fig. 5 is the cutaway view of car beam assembly of the present invention;
Fig. 6 is the constructional drawing of steering hardware of the present invention;
Fig. 7 is a handle foldable structure scheme drawing of the present invention;
Fig. 8 is grip structure figure of the present invention;
Fig. 9 is a crossbeam cutaway view of the present invention;
Figure 10 is a crossbeam birds-eye view of the present invention;
Figure 11 be in the direction of the present invention bar and direction outward bar cooperate figure ();
Figure 12 be in the direction of the present invention bar and direction outward bar cooperate figure (two);
The constitution diagram of inhibiting device when Figure 13 is a button pressed downwards of the present invention;
Figure 14 is a qualification pipe of the present invention and the figure that cooperates of the outer bar of direction;
Figure 15 is the cutaway view of qualification pipe of the present invention;
Folder composition when Figure 16 falls into position-limited trough for the 3rd lateral pin of the present invention;
Folder composition when Figure 17 does not fall into position-limited trough for the 3rd lateral pin of the present invention;
Figure 18 is a fold mechanism birds-eye view of the present invention;
Figure 19 is a foot drive device constructional drawing of the present invention ();
Figure 20 is a foot drive device constructional drawing of the present invention (two);
Figure 21 is the constructional drawing of brake gear of the present invention;
Figure 22 is latch of the present invention, back rotating shaft and trailing wheel constructional drawing;
Figure 23 is the exploded drawings of latch of the present invention, back rotating shaft and rear wheel hub.
The specific embodiment
Embodiment describes in further detail the present invention below in conjunction with accompanying drawing.
A kind of pedal scooter, comprise steering hardware 1, front-wheel 2, car beam assembly 3, foot drive device 4 and trailing wheel 5, front-wheel 2 is arranged on the lower end of steering hardware 1, foot drive device 4 acts on trailing wheel 5, steering hardware 1 is connected with car beam assembly 3, be provided with fold mechanism 4 between car beam assembly 3 and the steering hardware 1, car beam assembly 3 is telescopic car beam assembly.
Telescopic car beam assembly 3 comprises bottom girder 6 and front running board 7, front running board 7 is arranged on the bottom girder 6, lengthened plate 8 and back lengthened plate 9 before being provided with in the bottom girder 6, bottom girder 6 is provided with the first horizontal elongated slot 10 and the second horizontal elongated slot 11,9 are provided with vertical elongated slot 12 on the back lengthened plate, preceding lengthened plate 8 is fixed on the bottom girder 6 by first lateral pin 13, first lateral pin 13 passes the first horizontal elongated slot 10, back lengthened plate 9 is fixed on the bottom girder 6 by second lateral pin 14, second lateral pin 14 passes the second horizontal elongated slot 11, back lengthened plate 9 is fixed on the bottom girder 6 by perpendicular pin 15, perpendicular pin 15 passes vertical elongated slot 12, the end of first lateral pin 13 and second lateral pin 14 is provided with latching device, and latching device comprises press section 16 and handle 17, and handle 17 is arranged on the press section 16.
Be provided with shock absorber between bottom girder 6 and the back lengthened plate 9, shock absorber comprises the briquetting 18 and first spring 19, and briquetting 18 is fixed on first spring, 19 1 ends, and the other end of first spring 19 is fixed on the bottom girder 6, and briquetting 18 withstands back lengthened plate 9.
Steering hardware 1 comprises front-wheel mobile jib 20, bar 22 in outer bar 21 of direction and the direction, front wheel carrier 23 is provided with front rotary shaft 24, front-wheel 2 is installed on the front rotary shaft 24, the outside thread of front-wheel mobile jib 20 is connected with the negative thread of the outer bar 21 of direction, be arranged with out cylinder 25 on the front-wheel mobile jib 20, the lower end of out cylinder 25 is set with clutch shaft bearing 26, the upper end of out cylinder 25 is set with second bearing 27, front-wheel mobile jib 20 passes the clutch shaft bearing 26 and second bearing 27, be provided with second spring 28 between front wheel carrier 23 and the clutch shaft bearing 26, the outer bar 21 of direction withstands second bearing 27, out cylinder 25 is connected with preceding lengthened plate 8, and the lower end of out cylinder 25 is provided with ring-like block 29, and clutch shaft bearing 26 rests on the ring-like block 29, be provided with between the clutch shaft bearing 26 and second bearing 27 and support cylindrical shell 30, the top of out cylinder 25 is provided with cover plate 31.
Bar 22 is provided with crossbeam 32 in the direction, the both sides of crossbeam 32 are respectively arranged with handle 33, handle 33 comprises cylindrical shell 34, is provided with connecting portion 35 near crossbeam 32 1 ends on the cylindrical shell 34, and connecting portion 35 is provided with the through hole 36 of sleeve configuration, crossbeam 32 internal fixation are provided with pin 37, pin 37 passes through hole 36, is provided with spacing briquetting 38 in the crossbeam 32, and spacing briquetting 38 acts on connecting portion 35, be provided with the 3rd spring 39 between pin 37 and cylindrical shell 34 outer ends, the lower wall of crossbeam 32 is provided with breach 40.
Bar 22 stretches in the outer bar 21 of direction in the direction, the outer bar 21 of direction is provided with first spacing hole 41, crossbeam 32 is provided with button 42, be provided with inhibiting device in the bar 22 in the direction, inhibiting device comprises matrix 43 and movable limit switch 44, movable limit switch 44 comprises " L " type parts and is arranged on the montant of " L " type parts spacing 45, bar 22 is provided with second spacing hole 46 in the direction, passing second spacing hole 46 for spacing 45 falls in first spacing hole 41, between the montant of " L " type parts and the matrix 43 the 4th spring 47 is set, the turning point of " L " type parts is coupling in direction on the bar 22, the cross bar free end of " L " type parts is connected with button 42 by pipe link 48, pipe link 48 passes matrix 43, is provided with between the bar 22 in outer bar 21 of direction and the direction and limits pipe 49, limits pipe 49 and is arranged on the outer bar 21 of direction.
Fold mechanism 4 comprises connecting portion 50, the 5th spring 51, the 3rd lateral pin 52 and the tommy bar 53 that is fixed on the out cylinder 25, connecting portion 50 is coupling on preceding lengthened plate 8 by the 4th lateral pin 54, preceding lengthened plate 8 is provided with position-limited trough 55, tommy bar 53 midways location are coupling on connecting portion 50, tommy bar 53 1 ends are connected with the 3rd lateral pin 52, be connected with the 5th spring 51 between the 3rd lateral pin 52 and the 4th lateral pin 54, the 3rd lateral pin 52 is positioned at position-limited trough 55.
Foot drive device 4 comprises back step 57, and back step 57 is provided with through hole, and movable block 59 is installed on the through hole, movable block 59 1 ends are provided with brake shoes 60, be provided with the 6th spring 61 between brake shoes 60 and the back lengthened plate 9, under the 6th spring 61 compressive states, brake shoes 60 acts on trailing wheel 5.
Trailing wheel 5 is arranged in the rotating shaft 61 of back, and back rotating shaft 61 is provided with latch 62, and the wheel hub of trailing wheel 5 is provided with latch groove 63, and latch 62 two ends are positioned at latch groove 63.

Claims (6)

1. pedal scooter, comprise steering hardware, front-wheel, car beam assembly, foot drive device and trailing wheel, described front-wheel is arranged on the lower end of steering hardware, described foot drive device acts on described trailing wheel, described steering hardware is connected with the car beam assembly, be provided with fold mechanism between described car beam assembly and the described steering hardware, it is characterized in that described car beam assembly is telescopic car beam assembly;
Described telescopic car beam assembly comprises bottom girder and front running board, described front running board is arranged on the described bottom girder, lengthened plate and back lengthened plate before being provided with in the described bottom girder, described bottom girder is provided with the first horizontal elongated slot and the second horizontal elongated slot, described back lengthened plate is provided with vertical elongated slot, lengthened plate is fixed on the bottom girder by first lateral pin before described, described first lateral pin passes the described first horizontal elongated slot, described back lengthened plate is fixed on the bottom girder by second lateral pin, described second lateral pin passes the described second horizontal elongated slot, described back lengthened plate is fixed on the described bottom girder by perpendicular pin, described perpendicular pin passes described vertical elongated slot, the end of described first lateral pin and second lateral pin is provided with latching device, described latching device comprises press section and handle, and described handle is arranged on the described press section;
Described steering hardware comprises the front-wheel mobile jib, bar in outer bar of direction and the direction, front wheel carrier is provided with front rotary shaft, described front-wheel is installed on the described front rotary shaft, the outside thread of described front-wheel mobile jib is connected with the negative thread of the outer bar of described direction, be arranged with out cylinder on the described front-wheel mobile jib, the lower end of described out cylinder is set with clutch shaft bearing, the upper end of described out cylinder is set with second bearing, described front-wheel mobile jib passes the described clutch shaft bearing and second bearing, be provided with first spring between described front wheel carrier and the described clutch shaft bearing, the outer masthead of described direction is lived second bearing, described out cylinder is connected with preceding lengthened plate, the lower end of described out cylinder is provided with ring-like block, described clutch shaft bearing rests on the described ring-like block, be provided with the support cylindrical shell between described clutch shaft bearing and described second bearing, the top of described out cylinder is provided with cover plate;
Described fold mechanism comprises first connecting portion, second spring, the 3rd lateral pin and the tommy bar that is fixed on the out cylinder, described first connecting portion is connected on the described preceding lengthened plate by the 4th cotter axle, lengthened plate is provided with position-limited trough before described, described tommy bar midway location is coupling on described first connecting portion, described tommy bar one end is connected with described the 3rd lateral pin, be connected with second spring between described the 3rd lateral pin and described the 4th lateral pin, described the 3rd lateral pin is positioned at described position-limited trough.
2. a kind of pedal scooter according to claim 1, it is characterized in that being provided with shock absorber between described bottom girder and the back lengthened plate, described shock absorber comprises briquetting and the 3rd spring, described briquetting is fixed on described the 3rd spring one end, the other end of the 3rd spring is fixed on the bottom girder, and described briquetting withstands described back lengthened plate.
3. a kind of pedal scooter according to claim 1, it is characterized in that bar is provided with crossbeam in the described direction, the both sides of described crossbeam are respectively arranged with handle, described handle comprises cylindrical shell, be provided with second connecting portion near crossbeam one end on the described cylindrical shell, described second connecting portion is provided with the through hole of sleeve configuration, described crossbeam internal fixation is provided with pin, described pin passes described through hole, be provided with spacing briquetting in the described crossbeam, described spacing briquetting acts on described second connecting portion, is provided with the 4th spring between described pin and the described cylindrical shell outer end, and the lower wall of described crossbeam is provided with breach.
4. a kind of pedal scooter according to claim 1, it is characterized in that bar stretches in the outer bar of described direction in the described direction, the outer bar of described direction is provided with first spacing hole, described crossbeam is provided with button, be provided with inhibiting device in the bar in the described direction, described inhibiting device comprises matrix and movable limit switch, described movable limit switch comprises " L " type parts and is arranged on spacing head on the montant of " L " type parts, bar is provided with second spacing hole in the described direction, described spacing head passes described second spacing hole and falls in described first spacing hole, between the montant of described " L " type parts and the matrix the 5th spring is set, the turning point of described " L " type parts is coupling in described direction on the bar, the cross bar free end of described " L " type parts is connected with described button by pipe link, described pipe link passes described matrix, be provided with between the bar in outer bar of described direction and the described direction and limit pipe, described qualification pipe is arranged on the outer bar of described direction.
5. a kind of pedal scooter according to claim 1, it is characterized in that described foot drive device comprises back step, described back step is provided with through hole, on the described through hole movable block is installed, described movable block one end is provided with brake shoes, be provided with the 6th spring between described brake shoes and the back lengthened plate, under the 6th length of spring compressed state, described brake shoes acts on described trailing wheel.
6. a kind of pedal scooter according to claim 1, it is characterized in that described trailing wheel is arranged in the rotating shaft of back, described back rotating shaft is provided with latch, and the wheel hub of described trailing wheel is provided with the latch groove, and described latch two ends are positioned at described latch groove.
CN2009101003631A 2009-07-03 2009-07-03 Pedal scooter Expired - Fee Related CN101602388B (en)

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Application Number Priority Date Filing Date Title
CN2009101003631A CN101602388B (en) 2009-07-03 2009-07-03 Pedal scooter

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CN101602388B true CN101602388B (en) 2011-05-04

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Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105564564B (en) * 2016-01-13 2018-07-13 深圳市艾优贝斯特科技有限公司 A kind of scooter convenient for folding dragging
CN106114731A (en) * 2016-08-19 2016-11-16 雷东玉 Portable multifunctional folding scooter
CN108068960B (en) * 2017-12-12 2019-08-20 中国地质大学（武汉） A kind of telescopic scooter of pedal
CN111017095B (en) * 2019-12-20 2021-03-30 好孩子儿童用品有限公司 Scooter
JP7374370B1 (en) 2023-08-18 2023-11-06 哲夫 村山 electric mobility

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2406701Y (en) * 2000-02-21 2000-11-22 陈为民 Skateboard
GB2387360A (en) * 2002-04-12 2003-10-15 Tuncer Mehmet Pedal scooter with flywheel
CN2839095Y (en) * 2005-11-18 2006-11-22 黄岸英 Pedal scooter
EP1849695A1 (en) * 2006-10-25 2007-10-31 Po-Lin Chiu Pedal scooter
CN101214845A (en) * 2008-01-15 2008-07-09 吴炳发 Pedal scooter
CN201457634U (en) * 2009-07-03 2010-05-12 吴炳发 Pedal scooter

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2406701Y (en) * 2000-02-21 2000-11-22 陈为民 Skateboard
GB2387360A (en) * 2002-04-12 2003-10-15 Tuncer Mehmet Pedal scooter with flywheel
CN2839095Y (en) * 2005-11-18 2006-11-22 黄岸英 Pedal scooter
EP1849695A1 (en) * 2006-10-25 2007-10-31 Po-Lin Chiu Pedal scooter
CN101214845A (en) * 2008-01-15 2008-07-09 吴炳发 Pedal scooter
CN201457634U (en) * 2009-07-03 2010-05-12 吴炳发 Pedal scooter

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