CN201447024U - Fork, bevel wheel and swing stem bicycle - Google Patents

Fork, bevel wheel and swing stem bicycle Download PDF

Info

Publication number
CN201447024U
CN201447024U CN2009200472079U CN200920047207U CN201447024U CN 201447024 U CN201447024 U CN 201447024U CN 2009200472079 U CN2009200472079 U CN 2009200472079U CN 200920047207 U CN200920047207 U CN 200920047207U CN 201447024 U CN201447024 U CN 201447024U
Authority
CN
China
Prior art keywords
fork
wheel
spring
axle
support
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN2009200472079U
Other languages
Chinese (zh)
Inventor
刘极峰
杨小兰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nanjing Institute of Technology
Original Assignee
Nanjing Institute of Technology
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nanjing Institute of Technology filed Critical Nanjing Institute of Technology
Priority to CN2009200472079U priority Critical patent/CN201447024U/en
Application granted granted Critical
Publication of CN201447024U publication Critical patent/CN201447024U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

Landscapes

  • Steering Devices For Bicycles And Motorcycles (AREA)

Abstract

The utility model discloses a fork, bevel wheel and swing stem bicycle, which relates to a human-powered bicycle, in particular to a double-wheel, three-wheel or four-wheel human-powered bicycle. The human-powered bicycle is made up of a bicycle frame part, a saddle part, a manipulation part and a drive part, wherein the bicycle frame part comprises a pendulum shaft front support, a pendulum shaft rear support, an upper sloping beam, a lower sloping beam, a front fork sleeve, a bicycle handlebar sleeve, a left spring sleeve, a right spring sleeve, a rear shaft bracket, an intermediate shaft sleeve and a saddle sleeve; the saddle part is made up of a seat cushion, a backrest and a saddle insert rod; the manipulation part comprises bicycle handlebars, a front brake, a rear brake, a front fork and a front wheel; the drive part comprises a left swing stem, a right swing stem, a left pedal, a right pedal, a left rope chain, a right rope chain, a left fly wheel, a right fly wheel, a left spring middle shaft, a right spring middle shaft, a chain wheel, a chain and a rear fly wheel; and a rear wheel shaft is mounted on a rear shaft fork which fixedly connected to the rear end of the rear shaft bracket, the rear wheel is mounted on the rear wheel shaft, a rear brake is mounted on the left side of the rear wheel shaft, a rear fly wheel is mounted on the right side of the wheel shaft, and the chain wheel drives the rear fly wheel through the chain so as to drive the rear wheel to move and drive the entire bicycle to advance.

Description

Fork bevel pulley oscillating bar bicycle
Technical field
The utility model fork bevel pulley oscillating bar bicycle relates to is that a kind of manpower drives bicycle device, particularly two takes turns, three-wheel, four-wheel manpower drive bicycle device.
Background technology
Existing manpower drive bicycle have two take turns, three-wheel, quadricycle, all rely on both feet to make it to advance as circular movement downwards, be called ordinary bicycle.It is s=2 π r (r is the pedal radius of turn) that pedal turns back the distance of being passed by that circles along pin, and the merit of being done then is w=Fr (F is the component of power on the round tangential direction along pedal that pin is executed).As seen, the people is in ordinary bicycle is driven process, and most of power all is not utilized, and has only small part power (about 1/3) to make useful work.
Summary of the invention
The purpose of this utility model is at above-mentioned weak point, a kind of fork bevel pulley oscillating bar bicycle is provided, be a kind of fork bevel pulley transmission and the flat manpower driving bicycle of pedaling of the low seat of double pendulum swing rod transmission, this car can increase useful work, reduce idle work, make full use of human body each side energy, realize the purpose of efficient high-speed.The utility model is compared with the ordinary bicycle device: laborsaving when speed is identical; The speedup when application of force is identical.
Fork bevel pulley oscillating bar bicycle takes following scheme to realize: fork bevel pulley oscillating bar bicycle is made up of vehicle frame part, vehicle seat part, actuating element and drive part.
Vehicle frame partly comprises the preceding support of balance staff, balance staff back brace, goes up cant beam, lower inclined beam, front fork cover, handlebar grip, left spring cover, right spring cover, rear axle support, bottom bracket axle and Saddle cover; Last cant beam and lower inclined beam front end are equipped with the front fork cover, support and the balance staff back brace before being connected with balance staff on last cant beam top, support is connected with handlebar grip with curved support by short support mutually with balance staff back brace upper end before the balance staff, bottom bracket axle is equipped with at the vehicle frame middle part, Saddle cover is equipped with on bottom bracket axle top, support front end and last cant beam, lower inclined beam Joint, the support rear end with support, the axis diagonal brace is connected.The support upper end is by axis diagonal brace and Saddle cover Joint.Saddle cover links to each other with rear axle support by the back diagonal brace, and the rear axle support front end links to each other with bottom bracket axle, and the rear axle support rear end is consolidated with the back yoke.Left side spring cover overlaps the lower inclined beam and arranged on left and right sides that is fixed on vehicle frame respectively by the short support of support and spring before the spring with right spring.
The vehicle seat part is made up of seat cushions, backrest, vehicle seat inserted link.The vehicle seat inserted link is contained in the Saddle cover, adjusts upper and lower height by bolt.
Actuating element comprises handlebar, front brake, rear brake, front fork and front-wheel; Front fork is contained in the anterior front fork cover of vehicle frame, front wheel spindle is equipped with in the front fork bottom, front-wheel is housed on the front wheel spindle, front-wheel is housed on front fork and the front wheel spindle to be protected watt, handlebar is contained in the handlebar grip of vehicle frame, and finishing bevel gear cuter (cone pulley on the abbreviation) is equipped with in the handlebar lower end, and cone pulley is equipped with down in the front fork upper end, last cone pulley is adjusted by its end bolt respectively with following cone pulley, realizes engagement; Promptly rotate handlebar, by cone pulley drive front fork swing up and down, make front-wheel rotate and the travel direction of change bicycle, last cone pulley is equipped with the cone pulley cover outward with following cone pulley, enters with dust protection, reduces wear.
Front brake is contained in the front fork front end, is used to the front-wheel of stopping, and rear brake is contained on the hind axle, is used to the trailing wheel of stopping, and brake is being contained in the handlebar left and right sides.
Drive part comprises left fork, right fork, left foot is pedaled, right pedal, Zuo Shenglian, right rope chain, left side flywheel, right flywheel, left spring, right spring, sprocket wheel, chain and rear flywheel. the fork axle is contained in the fork axle sleeve, left side fork is contained in fork axle left side, right fork is contained in fork axle right side, a left side fork and right fork bottom are equipped with left foot respectively and are pedaled, right pedal, left foot is pedaled axle, be connected with left side rope chain on the right pedal axle respectively, right rope chain, Zuo Shenglian, right rope chain is respectively by left flywheel, right flywheel and left spring, right spring is connected, left spring, right spring is contained in the left spring cover respectively, in the right spring housing, can realize adjusting the spring tightness by nut. axis is contained in the bottom bracket axle, left flywheel is equipped with in the axis left side, right flywheel is equipped with on the axis right side, left side flywheel, right flywheel and left side rope chain, right rope chain and left spring, right spring is realized coplane respectively, promptly in same plane.
Hind axle is contained in the fixed rear axle in rear axle support rear end and sticks, and trailing wheel is contained on the hind axle, and trailing wheel top is equipped with trailing wheel and is protected watt, rear brake is equipped with in the hind axle left side, and rear flywheel is equipped with on the hind axle right side, and sprocket wheel drives rear flywheel by chain, drive rear wheel movement, drive car load and advance.
Described left side rope chain is to adopt the special-purpose hoop that connects to be connected by steel rope and roller chain with right rope chain, the portion of chain of rope chain is meshed with left and right flywheel, the other end links with the spring that is contained in spring spool (being called for short the spring cover) lining, each one sealing messenger chain about constituting respectively.Left and right sides flywheel gear is equipped with overriding clutch respectively in the vehicle frame line of centers both sides of axis in it, identical with the flywheel of ordinary bicycle, and it can only unidirectionally be turned round.Above sprocket wheel, be equipped with can before and after up-down adjustment, the band backrest the low level vehicle seat.Sprocket wheel drives rear flywheel by chain and realizes unidirectional rotation, and then advances by hind axle driving trailing wheel and front-wheel.
Principle of work: when a left side (or right) pin forward the application of force pedal when stepping on left foot and pedaling, pedal drives left flywheel by left side pendulum swing rod and is rotated in the forward, by axis sprocket wheel drive rear flywheel, trailing wheel are rotated in the forward, bicycle is travelled forward, when left foot is pedaled to the most preceding, spring in the left spring cover is pulled to maximum position, when left foot retreats, will automatically resets at spring force effect bottom left fork; When right crus of diaphragm forward the application of force pedal when stepping on right pedal, situation is similar.When both feet take turns to drive, conversion left and right sides pin, but travelling forward continuously of implement device then.
Above-mentioned rope chain drives and is first order transmission, and second stage chain-driving is then identical with ordinary bicycle.The speedup transmitting ratio i of two-stage transmission can be basic identical, and then overall gear ratio is 2i, is the twice of ordinary bicycle transmitting ratio, steps in identical pedaling that the speed of a motor vehicle can be enhanced about more than once under the frequency.
Principal feature of the present utility model has:
1, adopt the secondary chain-driving of fork-rope chain and sprocket-rear flywheel:
The driving of existing common two wheel bicycles, cyclo is that people's both feet are pedaled and stepped on pedal and as gyroscopic movement car is advanced, and adopts the secondary chain apparatus of pendulum swing rod, and its gordian technique is the circular movement of pedal is changed into the big movement in a curve that is bordering on straight line.The first order transmission left and right sides mutually noninterfere of pendulum swing rod can drive simultaneously, but independent drive or both feet driving by turns again.
2, adopt low level vehicle seat band backrest structure:
Present bicycle, the three-wheel vehicle seat is above pedal, when the driver steps pedal downwards, applied force generally can not surpass the weight of self, but when riding racing car, need waist is stooped, scrunch downwards with pin, just can use bigger strength, according to this principle, the vehicle seat of the utility model device be contained in the contour substantially angular plane surface of pedal on, allow portrait half recumbency equally go forth naturally to pedal and step on pedal near the horizontal direction thigh and calf, lean against arcuate backrest simultaneously and can give full play to the application of force principle of human factor engineering, rely on the antagonistic force of backrest, on pedal, need not firmly many, just can easily drive to advance or speed per hour is obviously improved, as shown in Figure 1.
3, adopt the fork bevel pulley transmission: because the amplitude of oscillation of fork is big, the low position influence of vehicle seat, make front-wheel reach and two-wheeled width between centers increase, this moment is if still keep direct-connected with front fork and handlebar, certainly will cause the front fork axis to recede and increase turn radius greatly, and turn to extremely dumb and influence driving safety.In view of above-mentioned, front fork and handlebar adopt the cone pulley transmission, can guarantee that front fork axis angle of assembling meets national sector standard, can make that again handlebar turns to flexibly, safe in operation.The cone pulley transmission is a crossed-axes angle greater than 90 ° nonopiate cone pulley transmission, and its transmitting ratio is 1.5~1: 1, can realize easily turning to; Profile of tooth can be directly, tiltedly or hyperbola etc.
4, adopt speed changing structure: sprocket wheel-rear flywheel adopts internal speed-changing or the outer speed changing structure of cone pulley, divides some retainings to carry out speed change, and is with low-grade, very laborsaving when realizing beginning to drive with climbing; Motion is progressively changed top grade after getting up, and adds the effect of inertia under the high-speed motion state, and required propulsive effort is reduced.Low speed when promptly realizing beginning to start-approximate geometric ratio transmission with climbing; High speed during proper motion-big over-speed gear ratio transmission.
5, summary: the utility model is taken turns with existing common two, tricycle is compared, and has the following advantages:
1) double pendulum swing rod transmission drive: make the harmful component in the Manpower driver significantly reduce, useful component significantly improves, and further improves driver's endurance and work doing efficiency again, can improve the kinematic velocity of system.
2) low level vehicle seat band backrest structure: make Manpower driver can bring into play the firmly function of organization of human body to greatest extent, reduce people's strength at repeated alternation, strengthen driver's traveling comfort, improve driver's endurance, make its easily drive system advance.
3) adopt the fork bevel pulley transmission: handlebar and front fork adopt the cone pulley transmission, add the cone pulley cover.Both can protect the cone pulley transmission, reduce wear, and make vehicle modeling attractive in appearance again, and realize easily turning to safe driving.
4) adopt speed changing structure: sprocket wheel-rear flywheel adopts speed changing structure, divides some retainings to carry out speed change, and the low speed in the time of can realizing beginning to start with climbing-approximate geometric ratio transmission makes that required propulsive effort obviously reduces when starting, and is easy to start.
5) consider unit frame, selecting for use of light-duty plastic, the failure-free brake system, the stability that starting is stopped etc., can make two taking turns of adopting that the utility model Manpower driver makes, tricycle (hermetic type or open type) all can be used as people rides instead of walk, transportation, the vehicle, also can be used as physical culture, recreation and body-building instrument.
Description of drawings
The utility model is described in further detail below with reference to accompanying drawing:
Fig. 1 is the fork bevel pulley oscillating bar bicycle front view, main mutual alignment, the annexation of expressing vehicle seat, manipulation and drive part comprises that front-wheel 1, front wheel spindle 2, front fork 3, front brake 4, front-wheel protect watts 5, cone pulley cover 6, vehicle frame 7, right fork 8, rear brake 9, fork axle 10, handlebar 11, rear flywheel 12, rear axle 13, support 14, trailing wheel 15, chain 16, trailing wheel protect watts 17, sprocket wheel 18, axis 19, right flywheel 20, left flywheel 21, right rope chain 22, vehicle seat 23, right spring 24, right pedal 25.
Fig. 2 is the fork bevel pulley oscillating bar bicycle birds-eye view, and mutual alignment, the annexation of pendulum swing rod each parts of drive part in birds-eye view about main the expression comprises that left fork 26, left foot pedal 27, left spring 28, left side rope chain 29.
Fig. 3 is the vehicle frame scheme drawing of fork bevel pulley oscillating bar bicycle, main mutual alignment, the annexation of expressing each parts of vehicle frame part comprises front fork cover 7-1, curved support 7-2, handlebar grip 7-3, short support 7-4, pendulum axle sleeve 7-5, balance staff back brace 7-6, goes up cant beam 7-7, support 7-8, Saddle cover 7-9, back diagonal brace 7-10, back yoke 7-11, rear axle support 7-12, bottom bracket axle 7-13, axis diagonal brace 7-14, supports support 7-21 before support 7-19, lower inclined beam 7-20 before 7-15, the short support of spring 7-16, left spring cover 7-17, right spring cover 7-18, the spring, the balance staff.
The specific embodiment
With reference to accompanying drawing 1~3, the embodiment of the utility model fork bevel pulley oscillating bar bicycle is that handlebar and front fork adopt cone pulley transmission, vehicle seat to adopt low bit strip backrest structure, drive the bicycle that adopts the transmission of fork chain secondary to make.
The utility model fork bevel pulley oscillating bar bicycle is made up of vehicle frame 7, vehicle seat 23, actuating element and drive part.
Vehicle frame 7 parts support 7-21, balance staff back brace 7-6 before comprising balance staff, upward cant beam 7-7, lower inclined beam 7-20, front fork cover 7-1, handlebar grip 7-3, left spring overlap 7-17, right spring cover 7-18, rear axle support 7-12, bottom bracket axle 7-13 and Saddle cover 7-9; Last cant beam 7-7 and lower inclined beam 7-20 front end are equipped with front fork cover 7-1,7-21 and balance staff back brace 7-6 are supportted before being connected with balance staff in last cant beam 7-7 top, support 7-21 is connected with handlebar grip 7-3 with curved support 7-2 by short support 7-4 mutually with balance staff back brace 7-6 upper end before the balance staff, bottom bracket axle 7-13 is equipped with at the vehicle frame middle part, bottom bracket axle 7-13 is equipped with Saddle cover 7-9 in top, support 7-8 front end and last cant beam 7-7, lower inclined beam 7-20 Joint, support 7-8 rear end with support 7-15, axis diagonal brace 7-14 is connected. and support 7-8 upper end is by axis diagonal brace 7-14 and Saddle cover 7-9 Joint. and Saddle cover 7-9 links to each other with rear axle support 7-12 by back diagonal brace 7-10, rear axle support 7-12 front end links to each other with bottom bracket axle 7-13, and rear axle support 7-12 rear end is provided with a yoke 7-11. left side, back spring cover 7-17 and right spring overlaps 7-18 is fixed on vehicle frame respectively by the short support of support component 7-19 and spring before spring 7-16 a lower inclined beam 7-20 left side, right both sides.
Vehicle seat 23 parts are made up of seat cushions, backrest, vehicle seat inserted link; The vehicle seat inserted link is contained in the Saddle cover 7-9, adjusts upper and lower height by bolt.Described vehicle seat adopts the low level vehicle seat, the band backrest.
Actuating element comprises handlebar 11, front brake 4, rear brake 9, front fork 3 and front-wheel 1; Front fork 3 is contained in the anterior front forks cover of vehicle frame 7 7-1, and front wheel spindle 2 is equipped with in front fork 3 bottoms, and front-wheel 1 is housed on the front wheel spindle 2, front-wheel is housed on the front-wheel 1 protects watts 5, and handlebar 11 is contained in vehicle frame 7 front upper parts, is convenient to handle.Finishing bevel gear cuter (abbreviation cone pulley) is equipped with in handlebar 11 lower ends, and cone pulley is equipped with down in front fork 3 upper ends, and last finishing bevel gear cuter and following cone pulley are realized engagement by the bolt adjustment, makes front-wheel rotate and the travel direction of change bicycle, and last finishing bevel gear cuter and following cone pulley are equipped with cone pulley cover 6 outward.
Front brake 4 is contained in front fork 3 front ends, the front-wheel 1 that is used to stop, and rear brake 9 is contained on the hind axle 13, the trailing wheel 15 that is used to stop, brake is being contained in handlebar 11 left and right sides.
Drive part comprises that left fork 26, right fork 8, left foot pedal 27, right pedal 25, left side rope chain 29, right rope chain 22, left flywheel 11, right flywheel 21, sprocket wheel 18, chain 16 and rear flywheel 12.Fork axle 10 is contained in the pendulum axle sleeve 7-5, left side fork 26 is contained in fork axle 10 left sides, right fork 8 is contained in fork axle 10 right sides, left side fork 26 and right fork bottom are equipped with respectively that left foot pedals 27, right pedal 25, left foot is pedaled and is connected with left side rope chain 29, right rope chain 22 on axle 27, the right pedal axle 25 respectively, left side rope chain 29, right rope chain 22 are connected with left spring, right spring by left flywheel 21, right flywheel 20 respectively, left spring 28, right spring 24 are contained in respectively in left spring cover 7-17, the right spring housing 7-18, can realize adjusting the spring tightness by nut.Axis 19 is contained in the bottom bracket axle 7-13, and left flywheel is equipped with in axis 19 left sides, and right flywheel 20 is equipped with on axis 19 right sides, and left flywheel 21, right flywheel 20 are realized coplane respectively with left side rope chain 29, right rope chain 22 and left spring 28, right spring 24, promptly in same plane.
Hind axle 13 is contained on the back yoke 7-11 that rear axle support 7-12 rear end is provided with, trailing wheel 15 is contained on the hind axle 13, trailing wheel 15 tops are equipped with trailing wheel and are protected watts 17, rear brake 9 is equipped with in hind axle 13 left sides, rear flywheel 12 is equipped with on hind axle 13 right sides, sprocket wheel 19 drives rear flywheel 12 by chain 16, drives trailing wheel 15 motions, drives car load and advances.
Described left side rope chain 29 is to adopt the special-purpose hoop that connects to be connected by steel rope and roller chain with right rope chain 22, the portion of chain of rope chain is meshed with left and right flywheel, the other end links with the spring that is contained in spring spool (being called for short the spring cover) lining, each one sealing messenger chain about constituting respectively.Left and right sides flywheel gear is equipped with overriding clutch respectively in the vehicle frame both sides of axis in it, identical with the flywheel of ordinary bicycle, and it can only be changeed Xiang rotation by Dan.Above sprocket wheel 19, be equipped with can before and after up-down adjustment, the band backrest the low level vehicle seat.Sprocket wheel 19 drives rear flywheel 12 by chain 16 and realizes unidirectional rotation, and then advances by hind axle 13 driving trailing wheels 15 and front-wheel 1.

Claims (6)

1. a fork bevel pulley oscillating bar bicycle is characterized in that being made up of vehicle frame part, vehicle seat part, actuating element and drive part;
Vehicle frame partly comprises the preceding support of balance staff, balance staff back brace, goes up cant beam, lower inclined beam, front fork cover, handlebar grip, left spring cover, right spring cover, rear axle support, bottom bracket axle and Saddle cover; Last cant beam and lower inclined beam front end are equipped with the front fork cover, support and the balance staff back brace before being connected with balance staff on last cant beam top, support is connected with handlebar grip with curved support by short support mutually with balance staff back brace upper end before the balance staff, bottom bracket axle is equipped with at the vehicle frame middle part, Saddle cover is equipped with on bottom bracket axle top, support front end and last cant beam, lower inclined beam Joint, the support rear end with support, the axis diagonal brace is connected, the support upper end is by axis diagonal brace and Saddle cover Joint; Saddle cover links to each other with rear axle support by the back diagonal brace, and the rear axle support front end links to each other with bottom bracket axle, and the rear axle support rear end is consolidated with the back yoke; Left side spring cover overlaps the lower inclined beam and arranged on left and right sides that is fixed on vehicle frame respectively by the short support of support and spring before the spring with right spring;
The vehicle seat part is made up of seat cushions, backrest, vehicle seat inserted link; The vehicle seat inserted link is contained in the Saddle cover, adjusts upper and lower height by bolt;
Actuating element comprises handlebar, front brake, rear brake, front fork and front-wheel; Front fork is contained in the anterior front fork cover of vehicle frame, front wheel spindle is equipped with in the front fork bottom, front-wheel is housed on the front wheel spindle, front-wheel is housed on front fork and the front wheel spindle to be protected watt, handlebar is contained in the handlebar grip of vehicle frame, and finishing bevel gear cuter is equipped with in the handlebar lower end, and cone pulley is equipped with down in the front fork upper end, last cone pulley is adjusted by its end bolt respectively with following cone pulley, realizes engagement; Promptly rotate handlebar, by cone pulley drive front fork swing up and down, make front-wheel rotate and the travel direction of change bicycle, last cone pulley is equipped with the cone pulley cover outward with following cone pulley;
Drive part comprises that left fork, right fork, left foot are pedaled, right pedal, Zuo Shenglian, right rope chain, left flywheel, right flywheel, left spring axis, right spring axis, sprocket wheel, chain and rear flywheel; The fork axle is contained in the fork axle sleeve, left side fork is contained in fork axle left side, right fork is contained in fork axle right side, a left side fork and right fork bottom are equipped with respectively that left foot is pedaled, right pedal, left foot is pedaled and is connected with left side rope chain, right rope chain on axle, the right pedal axle respectively, Zuo Shenglian, right rope chain are connected with left spring, right spring by left flywheel, right flywheel respectively, and left spring, right spring are contained in respectively in left spring cover, the right spring housing, realize adjusting the spring tightness by nut; Axis is contained in the bottom bracket axle, and left flywheel is equipped with in the axis left side, and right flywheel is equipped with on the axis right side;
Hind axle is contained in the fixed rear axle in rear axle support rear end and sticks, and trailing wheel is contained on the hind axle, and trailing wheel top is equipped with trailing wheel and is protected watt, rear brake is equipped with in the hind axle left side, and rear flywheel is equipped with on the hind axle right side, and sprocket wheel drives rear flywheel by chain, drive rear wheel movement, drive car load and advance.
2. fork bevel pulley oscillating bar bicycle according to claim 1 is characterized in that described front brake is contained in the front fork front end, is used to the front-wheel of stopping, and rear brake is contained on the hind axle, is used to the trailing wheel of stopping, and brake is being contained in the handlebar left and right sides.
3. fork bevel pulley oscillating bar bicycle according to claim 1 is characterized in that left flywheel, right flywheel and left side rope chain, right rope chain and left spring, right spring realize coplane respectively, promptly in same plane.
4. fork bevel pulley oscillating bar bicycle according to claim 1, it is characterized in that described left side rope chain and right rope chain are to adopt the special-purpose hoop that connects to be connected by steel rope and roller chain, the portion of chain of rope chain is meshed with left and right flywheel, the other end links with the spring that is contained in the spring spool, each one sealing messenger chain about constituting respectively.
5. fork bevel pulley oscillating bar bicycle according to claim 1 is characterized in that described left and right sides flywheel is contained in the vehicle frame both sides of axis, and overriding clutch is housed respectively in it, and it can only be changeed Xiang rotation by Dan.
6. fork bevel pulley oscillating bar bicycle according to claim 1 is characterized in that described vehicle seat adopts the low level vehicle seat, the band backrest.
CN2009200472079U 2009-07-10 2009-07-10 Fork, bevel wheel and swing stem bicycle Expired - Fee Related CN201447024U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2009200472079U CN201447024U (en) 2009-07-10 2009-07-10 Fork, bevel wheel and swing stem bicycle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2009200472079U CN201447024U (en) 2009-07-10 2009-07-10 Fork, bevel wheel and swing stem bicycle

Publications (1)

Publication Number Publication Date
CN201447024U true CN201447024U (en) 2010-05-05

Family

ID=42551741

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2009200472079U Expired - Fee Related CN201447024U (en) 2009-07-10 2009-07-10 Fork, bevel wheel and swing stem bicycle

Country Status (1)

Country Link
CN (1) CN201447024U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104229053A (en) * 2013-06-06 2014-12-24 张家港市九鼎机械有限公司 Reciprocating drive system of rickshaw
CN108715202A (en) * 2018-08-04 2018-10-30 蒲连影 Single double drive high-speed bicycles

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104229053A (en) * 2013-06-06 2014-12-24 张家港市九鼎机械有限公司 Reciprocating drive system of rickshaw
CN108715202A (en) * 2018-08-04 2018-10-30 蒲连影 Single double drive high-speed bicycles
CN108715202B (en) * 2018-08-04 2024-01-02 广州睿腾电动车业有限公司 Single-double-drive high-speed bicycle

Similar Documents

Publication Publication Date Title
US7784808B2 (en) Rear-pedaling standing type bicycle structure
US8128111B2 (en) Scooter and pedal drive assembly
CN102224062A (en) Pedal-drive system for manually propelling multi-wheeled cycles
CN103204217A (en) Hand-driven and foot-controlled three-wheeled scooter
US3848891A (en) Front wheel drive cycle
US5732963A (en) Human powered vehicle
CN201447024U (en) Fork, bevel wheel and swing stem bicycle
CN101585393A (en) Fork bevel pulley oscillating bar bicycle
CN202029947U (en) Chain pull type hand and foot dual-driven outdoor body building tricycle
CN202279202U (en) Symmetric double-flywheel structure and rickshaw with same
CN202080410U (en) Double-force bike
CN103587632B (en) Dual-drive tricycle
US11142274B1 (en) Recumbent bicycle and methods of riding employing supplemental upper body power, enhanced aerodynamics, stability, and control
CN201427633Y (en) Unequal wheel-diameter swing-spring bicycle
JP5578627B2 (en) 4-wheel bicycle rear-wheel drive shock absorber
CN101590891B (en) Swing spring type bicycle with different wheel diameters
CN201447007U (en) Unequal wheel diameter double guide rail spring bicycle
CN101590890B (en) Double guide rail spring type bicycle with different wheel diameters
EP3083383B1 (en) A transmission for a human powered vehicle (hpv) and such vehicle
CN205440735U (en) Arm drive is scooter by oneself
WO2011088771A1 (en) Front wheel drive and steering bicycle
CN1891560A (en) Closed dual-swing block rope-chain drive low-seat even-pedal manpower driving device
CN203544271U (en) Dual-drive tricycle
CN202863639U (en) One-wheel bicycle
KR20100040707A (en) Limb pedal by front and the rear wheel drive type cycle

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20100505

Termination date: 20110710