CN105129011A - Stepless speed regulation bicycle - Google Patents
Stepless speed regulation bicycle Download PDFInfo
- Publication number
- CN105129011A CN105129011A CN201510585400.8A CN201510585400A CN105129011A CN 105129011 A CN105129011 A CN 105129011A CN 201510585400 A CN201510585400 A CN 201510585400A CN 105129011 A CN105129011 A CN 105129011A
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- rope
- drum
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- flower
- stepless speed
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- 230000001105 regulatory effect Effects 0.000 claims description 36
- 230000005540 biological transmission Effects 0.000 abstract description 4
- 230000033001 locomotion Effects 0.000 description 5
- 230000006978 adaptation Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 230000000881 depressing effect Effects 0.000 description 2
- 230000003042 antagnostic effect Effects 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 230000001351 cycling effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 230000008844 regulatory mechanism Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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Abstract
The invention discloses a stepless speed regulation bicycle. The stepless speed regulation bicycle comprises a frame and a rear wheel. The stepless speed regulation bicycle further comprises two rocker arm foot bars, two left drive ropes and two right drive ropes. One end of each rocker arm foot bar is hinged to the frame. A pedal is arranged at the other end of each rocker arm foot bar. A driven hub and a connection shaft are arranged at the center of the rear wheel. A left driving hub is arranged at the left end of the connection shaft. A right driving hub is arranged at the right end of the connection shaft. The rocker arm foot bars drive the two driving hubs to rotate through the four drive ropes, and the bicycle is then driven to advance. The stepless speed regulation bicycle has the advantages that self-adaption bicycle stroke is achieved, no dead acting points exist, labor is saved in the starting and running processes, the driving efficiency is high, the stepless speed change is achieved, the transmission ratio regulation range is wide, the structure is simple, the production cost is low, and reliability is high.
Description
Technical field
The present invention relates to a kind of bicycle, more precisely a kind of stepless speed regulating bicycle.
Background technology
The driven Design of current bicycle mainly contains three kinds: chain gear, shaft drive, belt-driving.Wherein modal chain gear is primarily of parts compositions such as pedal, crank, chain, sprocket wheel, wheels.During cycling, first pedal force passes to pedal parts, and then by crank shaft rotating crank, sprocket wheel, turns a wheel, thus bicycle is advanced.Shaft drive is compared with chain gear with belt-driving, and just the transmission part of power there are differences, and principle is similar.But no matter be which kind of driving device, all require bicyclist to pedal to step on that left and right crank completes circular movement and could realize transmission of power, but, people's leg muscle and bone form structures shape, and it is that lever is had an effect mode (it is bounce that most actv. does work), cyclist pedal step on left and right crank complete circular movement time, just there will be degradation of energy, this loss is because cyclist's leg power is mainly front vergens, the path of motion of the most comfortable is micro-prone camber line, and the stretcher that this strength acts on has needed rotary motion, result at crank motion to running into the position being called as " acting dead point " during upper and lower two regions, as long as stretcher is when the near zone at " acting dead point ", cyclist's part strength of one's legs just inevitably lost, the sprocket wheel that the overall power of cyclist only has 64% to be transferred to bicycle.Another: the friction of chain self and with the friction of large minor sprocket, press from both sides sting with pollution clothes, need often maintain refuel, service life is short, ride in safe reliability all there is certain defect.
The modal speed change system of bicycle is by the fit step speed regulation mechanism formed with gearshift device of the multiple size chain wheel set in front and back, and structure is loaded down with trivial details, cost is high, fault rate is high, and transmitting ratio setting range is less, and for there being level to regulate; When upward slope is ridden, its maximum transmission ratio is less, can not play good power-saving function; When riding in level land, its fastest ratio is less again, the maximum riding speed of serious restriction bicycle.
Summary of the invention
The present invention mainly solves the technical matters existing for prior art, thus provide one to scrunch stroke self adaptation, without acting dead point, start-up and operation is laborsaving, drive efficiency is high, stepless change, transmitting ratio setting range are comparatively large, structure simple, the stepless speed regulating bicycle that productive costs is lower, reliability is high.
Above-mentioned technical matters of the present invention is mainly solved by following technical proposals:
A kind of stepless speed regulating bicycle, comprises a vehicle frame and a trailing wheel, and described stepless speed regulating bicycle also comprises two rocking arm treadles, two left driving ropes and two right driving ropes; One end and the described vehicle frame of described rocking arm treadle are hinged, the other end is provided with a stretcher; The center of described trailing wheel is provided with a driven drum and an adapter shaft; The left end of described adapter shaft is provided with a left driving flower-drum, right-hand member is provided with a right driving flower-drum; The both ends of the surface of described driven drum are provided with ratchet, its right end face of described left driving flower-drum is provided with ratchet, the left end face of described right driving flower-drum is provided with ratchet; Two left drive rope in one just around on left driving flower-drum, another root back-roll on right driving flower-drum; Two right drive rope in one just around on right driving flower-drum, another root back-roll on left driving flower-drum; Described left rope and the described right other end of rope that drives of driving is fixed on described rocking arm treadle.
As preferred embodiment of the present invention, described stepless speed regulating bicycle also comprises a guide wheel, and described guide wheel is arranged on described vehicle frame; Described guide wheel walked around by described left driving rope and right driving rope.
As preferred embodiment of the present invention, described guide wheel is arranged in the below of bicycle seat, and with vehicle frame sliding block joint; Described stepless speed regulating bicycle also comprises a rope roll-up apparatus and a self-locking device; Described rope roll-up apparatus is arranged on described handlebar; Described rope roll-up apparatus is connected with one end of described self-locking device by a rope, and the other end of described self-locking device is connected with described guide wheel.
As preferred embodiment of the present invention, described stepless speed regulating bicycle also comprises a rope roll-up apparatus and two self-locking devices; Described rope roll-up apparatus is arranged on described handlebar; Described rope roll-up apparatus is connected with described two self-locking devices respectively by two ropes; Described self-locking device is slidably mounted on the other end of described rocking arm treadle and direction of slip is the length direction of rocking arm treadle; Described left rope and the right self-locking device described in one end of rope that drives of driving is connected.
As preferred embodiment of the present invention,
Described left driving flower-drum is provided with left-hand screw shape groove, and a left driving rope is fixedly connected with the lateral ends of described left driving flower-drum, and a right driving rope is fixedly connected with the inner opposite end of described left driving flower-drum; Described left rope and the described right driving rope of driving is wrapped on described left driving flower-drum with left-hand screw shape;
Described right driving flower-drum is provided with right-hand screw shape groove, and the right driving rope of another root is fixedly connected with the lateral ends of described right driving flower-drum, and described left driving rope is fixedly connected with the inner opposite end of described right driving flower-drum; Described left rope and the described right driving rope of driving is wrapped on described right driving flower-drum with right-hand screw shape.
As preferred embodiment of the present invention, described trailing wheel is also provided with two springs, one end of described spring is connected with described adapter shaft, the other end of two springs be connected with described left driving flower-drum and described right driving flower-drum respectively.
The advantage of stepless speed regulating bicycle of the present invention is: scrunch stroke self adaptation, without acting dead point, start-up and operation is laborsaving, drive efficiency is high, stepless change, transmitting ratio setting range are comparatively large, structure is simple, productive costs is lower, reliability is high.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of a kind of embodiment of stepless speed regulating bicycle of the present invention;
Fig. 2 is the structural representation of driven drum, adapter shaft, left driving flower-drum and right driving flower-drum in stepless speed regulating bicycle of the present invention;
Fig. 3 is the structural representation of the another kind of embodiment of stepless speed regulating bicycle of the present invention;
Wherein:
1, vehicle frame;
2, trailing wheel; 21, driven drum; 22, adapter shaft;
23, left driving flower-drum; 24, right driving flower-drum;
231, left-hand screw shape groove; 241, right-hand screw shape groove;
3, rocking arm treadle;
4, left driving rope; 5, right driving rope;
6, guide wheel;
7, rope roll-up apparatus; 8, self-locking device.
Detailed description of the invention
Below in conjunction with accompanying drawing, the preferred embodiments of the present invention are described in detail, can be easier to make advantages and features of the invention be readily appreciated by one skilled in the art, thus more explicit defining is made to protection scope of the present invention.
The advantage of stepless speed regulating bicycle of the present invention is: scrunch stroke self adaptation, without acting dead point, start-up and operation is laborsaving, drive efficiency is high, stepless change, transmitting ratio setting range are comparatively large, structure is simple, productive costs is lower, reliability is high.
Embodiment one:
As shown in Figure 1, a kind of stepless speed regulating bicycle, comprises vehicle frame 1 and a trailing wheel 2, and this stepless speed regulating bicycle also comprises the left driving rope 4 of two rocking arm treadles 3, two and two right driving ropes 5; One end and this vehicle frame 1 of this rocking arm treadle 3 are hinged, the other end is provided with a stretcher;
As shown in Figure 2, the center of this trailing wheel 2 is provided with driven drum 21 and an adapter shaft 22; The left end of this adapter shaft 22 is provided with a left driving flower-drum 23, right-hand member is provided with a right driving flower-drum 24; The both ends of the surface of this driven drum 21 are provided with ratchet, its right end face of this left driving flower-drum 23 is provided with ratchet, the left end face of this right driving flower-drum 24 is provided with ratchet; One in two left driving ropes 4 just around on left driving flower-drum 23, another root back-roll on right driving flower-drum 24; One in two right driving ropes 5 just around on right driving flower-drum 24, another root back-roll on left driving flower-drum 23; The other end of this left driving rope 4 and this right driving rope 5 is fixed on this rocking arm treadle 3.
The alleged rotating forward driving flower-drum in this specification sheets, when referring to that driving flower-drum rotates, can make ratchet engage each other, and drives bicycle to advance forward; Direction contrary is toward the forward direction rotated to drive the reversion of flower-drum to refer to.
Allegedly in this specification sheets drive rope just around on driving flower-drum, refer to traction drive rope, make driving rope from driving flower-drum during unwinding, flower-drum can be driven to rotate forward; Drive rope back-roll driving flower-drum on, refer to traction drive rope, make driving rope from driving flower-drum unwinding time, flower-drum can be driven to reverse.
In the present embodiment, when depressing the rocking arm treadle 3 in left side, wherein a left driving rope 4 drives this left driving flower-drum 23 to rotate forward and then drive bicycle to advance, and makes a right driving rope 5 rewind on left driving flower-drum 23; Another root left driving rope 4 drives right driving flower-drum 24 to reverse simultaneously, makes another root right driving rope 5 just around on right driving flower-drum 24; When depressing the rocking arm treadle 3 on right side, wherein a right driving rope 5 drives this right driving flower-drum 24 to rotate forward and then drive bicycle to advance, and makes a left driving rope 4 rewind on right driving flower-drum 24; Another root right driving rope 5 drives left driving flower-drum 23 to reverse simultaneously, makes another root left driving rope 4 just around on left driving flower-drum 23; Alternate cycles like this, namely continuable driving bicycle advances.
Embodiment two:
From physical relevant knowledge, this rocking arm treadle 3 defines the lever construction that is fulcrum with its hinge-point, and one of them application force is that the pin of people provides, and another application force is that the driving rope acted on this rocking arm treadle 3 provides;
The pin power be applied on rocking arm treadle 3 of people can think roughly that constant, this application force also can be thought roughly constant relative to the arm of force of the hinge-point of rocking arm treadle 3; Therefore can be rough think that the pin of the people moment be applied on rocking arm treadle 3 is constant;
The physics knowledge of being correlated with from lever construction, when driving rope perpendicular to this rocking arm treadle 3, drive the arm of force of the application force be applied on rocking arm treadle 3 of restricting the longest, the application force that driving restricts is applied on rocking arm treadle 3 is minimum, and rocking arm treadle 3 is applied to and drives the antagonistic force on rope naturally also minimum; Now this stepless speed regulating bicycle is required great effort the most, but fastest.
As shown in Figure 1, on the basis of embodiment one, this stepless speed regulating bicycle also comprises a guide wheel 6, and this guide wheel 6 is arranged on this vehicle frame 1; This guide wheel 6 walked around by this left driving rope 4 and right driving rope 5.Arranging this guide wheel 6 can make angle between one end of driving rope and rocking arm treadle 3 more close to 90 °, makes the speed of a motor vehicle faster.
Embodiment three:
As shown in Figure 1, on the basis of embodiment two, this guide wheel 6 is arranged in the below of bicycle seat, and with vehicle frame 1 sliding block joint; This stepless speed regulating bicycle also comprises rope roll-up apparatus 7 and a self-locking device 8; This rope roll-up apparatus 7 is arranged on this handlebar; This rope roll-up apparatus 7 is connected with one end of this self-locking device 8 by a rope, and the other end of this self-locking device 8 is connected with this guide wheel 6.
The position that this rope roll-up apparatus 7 and self-locking device 8 more conveniently can regulate guide wheel 6 is set, thus regulates the angle between one end and rocking arm treadle 3 driving rope, also namely can regulate the length driving rope relative to the arm of force of the fulcrum of lever construction; The transmitting ratio of bicycle can be regulated further; When bicycle is climbed, regulate the position of guide wheel 6, make the angle of driving rope place straight line and rocking arm treadle 3 place straight line less, the transmitting ratio of bicycle can be reduced, reach labour-saving object; When bicycle to advance on level land need speedup time, regulate the position of guide wheel 6, the angle making driving rope place straight line and rocking arm treadle 3 place straight line comparatively greatly (angle is 90 ° to the maximum), can improve the transmitting ratio of bicycle, reach the object of speedup; Make this rope roll-up apparatus 7 can use as the change-speed box of this stepless speed regulating bicycle further, this speed changing structure, relative to step change of the prior art, has structure simple, and transmitting ratio can consecutive variations, the feature that setting range is larger.
Embodiment four:
Only provide a kind of structure that can regulate the driving rope arm of force in embodiment three, the present embodiment additionally provides another and regulates the structure driving the rope arm of force;
As shown in Figure 3, this stepless speed regulating bicycle also comprises a rope roll-up apparatus 7 and two self-locking devices 8; This rope roll-up apparatus 7 is arranged on this handlebar; This rope roll-up apparatus 7 is connected with these two self-locking devices 8 respectively by two ropes; This self-locking device 8 is slidably mounted on the other end of this rocking arm treadle 3 and direction of slip is the length direction of rocking arm treadle 3; This self-locking device 8 of one end of this left driving rope 4 and right driving rope 5 is connected.This structure, by regulating the position of the point of connection driving rope and rocking arm treadle 3 to regulate the angle driving and restrict and between rocking arm treadle 3, reaching further and regulating the arm of force driving rope, the object regulating transmitting ratio.
Because the arm of force adjustment structure in embodiment three and embodiment four is not conflicted mutually, therefore embodiment three and embodiment four can also combinationally use, and this structure can expand the setting range of the transmitting ratio of stepless speed regulating bicycle further.
Embodiment five:
As shown in Figure 2, this left driving flower-drum 23 is provided with left-hand screw shape groove 231, left driving rope 4 and is fixedly connected with the lateral ends of this left driving flower-drum 23, a right driving rope 5 is fixedly connected with the inner opposite end of this left driving flower-drum 23; This left driving rope 4 and this right driving rope 5 are wrapped on this left driving flower-drum 23 with left-hand screw shape;
This right driving flower-drum 24 is provided with right-hand screw shape groove 241, and another root right driving rope 5 is fixedly connected with the lateral ends of this right driving flower-drum 24, and this left driving rope 4 is fixedly connected with the inner opposite end of this right driving flower-drum 24; This left driving rope 4 and this right driving rope 5 are wrapped on this right driving flower-drum 24 with right-hand screw shape.
This canoe, the left driving rope 4 of the same side can be made to be not easy tied up in knots with right driving rope 5, the reliability of this stepless speed regulating bicycle can be improved, and when driving rope to drive flower-drum to rotate, drive rope can produce an axial force towards inner side to driving flower-drum, when impelling driving flower-drum can engage each other with driven drum 21.
Embodiment six:
Although drive rope can apply towards the axial force of inner side to driving flower-drum in the canoe in embodiment five, promote to drive flower-drum and driven drum 21 to engage each other, but this mode is also unreliable, drive the geared speed of flower-drum and driven drum 21 slower, when driving the rotating speed of flower-drum slower, drive the more difficult and driven drum 21 of flower-drum to engage each other, therefore its reliability is poor.
In embodiment six, this trailing wheel 2 is also provided with two springs, one end of this spring is connected with this adapter shaft 22, and the other end of two springs is with driving flower-drum 23 left with this and this right driving flower-drum 24 are connected respectively.This spring can promote to drive flower-drum to move towards driven drum 21 direction, and it can be made to engage faster, and reliability is also higher, and structure is also simpler.This with in the structure of spring obviously, to driving the fixed position of end of rope and no requirement (NR), such as left driving rope 4 can dextrorotation be wrapped on left driving flower-drum, and its end is fixedly connected with the inner opposite end of left driving flower-drum 23, this structure can normally work completely, but the winding direction described in the preferred embodiment of the present invention five and fixed position.
Below be only the mentality of designing of some embodiments of the present invention, when system allows, the present invention can expand to external more functional module simultaneously, thus expands its function to greatest extent.
The above, be only the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, and any change of expecting without creative work or replacement, all should be encompassed within protection scope of the present invention.Therefore, the protection domain that protection scope of the present invention should limit with claims is as the criterion.
Claims (6)
1. a stepless speed regulating bicycle, comprise a vehicle frame (1) and a trailing wheel (2), it is characterized in that: described stepless speed regulating bicycle also comprises two rocking arm treadles (3), two left drivings rope (4) and two right drivings rope (5); One end and the described vehicle frame (1) of described rocking arm treadle (3) are hinged, the other end is provided with a stretcher; The center of described trailing wheel (2) is provided with a driven drum (21) and an adapter shaft (22); The left end of described adapter shaft (22) is provided with a left driving flower-drum (23), right-hand member is provided with a right driving flower-drum (24); The both ends of the surface of described driven drum (21) are provided with ratchet, its right end face of described left driving flower-drum (23) is provided with ratchet, the left end face of described right driving flower-drum (24) is provided with ratchet; Two left drives one in rope (4) just upper around left driving flower-drum (23), another root back-roll on right driving flower-drum (24); Two right drives one in rope (5) just upper around right driving flower-drum (24), another root back-roll on left driving flower-drum (23); Described left rope (4) and the described right other end of rope (5) that drives of driving is fixed on described rocking arm treadle (3).
2. stepless speed regulating bicycle according to claim 1, is characterized in that: described stepless speed regulating bicycle also comprises a guide wheel (6), and described guide wheel (6) is arranged on described vehicle frame (1); Described guide wheel (6) is walked around in described left driving rope (4) and right driving rope (5).
3. stepless speed regulating bicycle according to claim 2, is characterized in that: described guide wheel (6) is arranged in the below of bicycle seat, and with vehicle frame (1) sliding block joint; Described stepless speed regulating bicycle also comprises a rope roll-up apparatus (7) and a self-locking device (8); Described rope roll-up apparatus (7) is arranged on described handlebar; Described rope roll-up apparatus (7) is connected by rope one end with described self-locking device (8), and the other end of described self-locking device (8) is connected with described guide wheel (6).
4. stepless speed regulating bicycle according to claim 1 and 2, is characterized in that: described stepless speed regulating bicycle also comprises a rope roll-up apparatus (7) and two self-locking devices (8); Described rope roll-up apparatus (7) is arranged on described handlebar; Described rope roll-up apparatus (7) is connected with described two self-locking devices (8) respectively by two ropes; Described self-locking device (8) is slidably mounted on the other end of described rocking arm treadle (3) and direction of slip is the length direction of rocking arm treadle (3); Described left rope (4) and the right self-locking device (8) described in one end of rope (5) that drives of driving is connected.
5. stepless speed regulating bicycle according to claim 1, is characterized in that:
Described left driving flower-drum (23) is provided with left-hand screw shape groove (231), left driving rope (4) is fixedly connected with the lateral ends of described left driving flower-drum (23), and right driving rope (5) is fixedly connected with the inner opposite end of described left driving flower-drum (23); Described left driving rope (4) and described right driving rope (5) are wrapped on described left driving flower-drum (23) with left-hand screw shape;
Described right driving flower-drum (24) is provided with right-hand screw shape groove (241), right driving rope (5) of another root is fixedly connected with the lateral ends of described right driving flower-drum (24), and described left driving rope (4) is fixedly connected with the inner opposite end of described right driving flower-drum (24); Described left driving rope (4) and described right driving rope (5) are wrapped on described right driving flower-drum (24) with right-hand screw shape.
6. stepless speed regulating bicycle according to claim 1, it is characterized in that: described trailing wheel (2) is also provided with two springs, one end of described spring is connected with described adapter shaft (22), the other end of two springs be connected with described left driving flower-drum (23) and described right driving flower-drum (24) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510585400.8A CN105129011A (en) | 2015-09-15 | 2015-09-15 | Stepless speed regulation bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510585400.8A CN105129011A (en) | 2015-09-15 | 2015-09-15 | Stepless speed regulation bicycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105129011A true CN105129011A (en) | 2015-12-09 |
Family
ID=54714703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510585400.8A Pending CN105129011A (en) | 2015-09-15 | 2015-09-15 | Stepless speed regulation bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105129011A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112960062A (en) * | 2021-04-04 | 2021-06-15 | 魏艮先 | Crank-free pedal |
| IT202300021393A1 (en) * | 2023-10-13 | 2025-04-13 | Abness Srl Soc Benefit | MUSCLE PROPULSION SYSTEM AND VEHICLE USING SUCH MUSCLE PROPULSION SYSTEM |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3759543A (en) * | 1972-05-22 | 1973-09-18 | M Clark | Variable speed lever action bicycle drive |
| US4052912A (en) * | 1975-05-27 | 1977-10-11 | Peter Vukelic | Pedal actuated drive mechanism |
| CN87102900A (en) * | 1987-04-16 | 1988-12-07 | 罗兴治 | The lever drum drive can be stablized the bicycle that stops |
| CN2043961U (en) * | 1988-04-01 | 1989-09-06 | 胡新民 | Pedal variable speed bicycle without chain |
| CN2099719U (en) * | 1991-08-29 | 1992-03-25 | 阎清宝 | Bicycle |
| CN1114277A (en) * | 1994-06-30 | 1996-01-03 | 周殿英 | Stepless variable speed pedal type driving device for bicycle |
| CN2218699Y (en) * | 1995-03-24 | 1996-01-31 | 徐昭玉 | Rope driving stepless speed changing pedal bicycle |
| CN1281540A (en) * | 1997-10-22 | 2001-01-24 | 线形自行车公司 | Continuously variable transmission |
| CN2563092Y (en) * | 2002-08-07 | 2003-07-30 | 阙忠雄 | Pulley cable driven vehicle transmission |
| CN205010421U (en) * | 2015-09-15 | 2016-02-03 | 沈嘉诚 | Stepless speed control bicycle |
-
2015
- 2015-09-15 CN CN201510585400.8A patent/CN105129011A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3759543A (en) * | 1972-05-22 | 1973-09-18 | M Clark | Variable speed lever action bicycle drive |
| US4052912A (en) * | 1975-05-27 | 1977-10-11 | Peter Vukelic | Pedal actuated drive mechanism |
| CN87102900A (en) * | 1987-04-16 | 1988-12-07 | 罗兴治 | The lever drum drive can be stablized the bicycle that stops |
| CN2043961U (en) * | 1988-04-01 | 1989-09-06 | 胡新民 | Pedal variable speed bicycle without chain |
| CN2099719U (en) * | 1991-08-29 | 1992-03-25 | 阎清宝 | Bicycle |
| CN1114277A (en) * | 1994-06-30 | 1996-01-03 | 周殿英 | Stepless variable speed pedal type driving device for bicycle |
| CN2218699Y (en) * | 1995-03-24 | 1996-01-31 | 徐昭玉 | Rope driving stepless speed changing pedal bicycle |
| CN1281540A (en) * | 1997-10-22 | 2001-01-24 | 线形自行车公司 | Continuously variable transmission |
| CN2563092Y (en) * | 2002-08-07 | 2003-07-30 | 阙忠雄 | Pulley cable driven vehicle transmission |
| CN205010421U (en) * | 2015-09-15 | 2016-02-03 | 沈嘉诚 | Stepless speed control bicycle |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112960062A (en) * | 2021-04-04 | 2021-06-15 | 魏艮先 | Crank-free pedal |
| IT202300021393A1 (en) * | 2023-10-13 | 2025-04-13 | Abness Srl Soc Benefit | MUSCLE PROPULSION SYSTEM AND VEHICLE USING SUCH MUSCLE PROPULSION SYSTEM |
| WO2025078971A1 (en) * | 2023-10-13 | 2025-04-17 | Abness Srl Società Benefit | Muscular propulsion system and vehicle using said muscular propulsion system |
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Application publication date: 20151209 |