WO2006107152A1 - Moyeu de changement de vitesses pour bicyclette - Google Patents

Moyeu de changement de vitesses pour bicyclette Download PDF

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Publication number
WO2006107152A1
WO2006107152A1 PCT/KR2006/000937 KR2006000937W WO2006107152A1 WO 2006107152 A1 WO2006107152 A1 WO 2006107152A1 KR 2006000937 W KR2006000937 W KR 2006000937W WO 2006107152 A1 WO2006107152 A1 WO 2006107152A1
Authority
WO
WIPO (PCT)
Prior art keywords
speed change
hub
clutch means
ring gear
carrier
Prior art date
Application number
PCT/KR2006/000937
Other languages
English (en)
Other versions
WO2006107152A8 (fr
Inventor
Doo-Young Lee
Original Assignee
Zast Co., Ltd
Nakano Iron Works Co, Ltd.
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 Zast Co., Ltd, Nakano Iron Works Co, Ltd. filed Critical Zast Co., Ltd
Priority to JP2008501813A priority Critical patent/JP4982479B2/ja
Publication of WO2006107152A1 publication Critical patent/WO2006107152A1/fr
Publication of WO2006107152A8 publication Critical patent/WO2006107152A8/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
    • B62M11/00—Transmissions characterised by the use of interengaging toothed wheels or frictionally-engaging wheels
    • B62M11/04—Transmissions characterised by the use of interengaging toothed wheels or frictionally-engaging wheels of changeable ratio
    • B62M11/14—Transmissions characterised by the use of interengaging toothed wheels or frictionally-engaging wheels of changeable ratio with planetary gears
    • B62M11/18—Transmissions characterised by the use of interengaging toothed wheels or frictionally-engaging wheels of changeable ratio with planetary gears with a plurality of planetary gear units
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
    • B62M11/00—Transmissions characterised by the use of interengaging toothed wheels or frictionally-engaging wheels
    • B62M11/04—Transmissions characterised by the use of interengaging toothed wheels or frictionally-engaging wheels of changeable ratio
    • B62M11/14—Transmissions characterised by the use of interengaging toothed wheels or frictionally-engaging wheels of changeable ratio with planetary gears
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
    • B62M11/00—Transmissions characterised by the use of interengaging toothed wheels or frictionally-engaging wheels
    • B62M11/04—Transmissions characterised by the use of interengaging toothed wheels or frictionally-engaging wheels of changeable ratio
    • B62M11/14—Transmissions characterised by the use of interengaging toothed wheels or frictionally-engaging wheels of changeable ratio with planetary gears
    • B62M11/16—Transmissions characterised by the use of interengaging toothed wheels or frictionally-engaging wheels of changeable ratio with planetary gears built in, or adjacent to, the ground-wheel hub

Definitions

  • the present invention relates, in general, to speed change hubs and, more particularly, to a built-in type speed change device for bicycles which is used in a power transmission comprising a chain or belt, is installed in a hub, changes speed by changing gear ratios, and is manipulated by an outside lever.
  • a plurality of sprockets having different diameters, is provided at each of relative front and rear positions on a bicycle, and gear shifting is conducted by moving a chain between the sprockets.
  • Such a speed change device in which a plurality of sprockets having different diameters is provided at each of relative front and rear positions of a bicycle and speed is changed by moving a chain between the sprockets, is called an open type speed change device.
  • there is a built-in type speed change device in which speed is changed using gear trains installed in a hub.
  • the built-in type speed change device which is installed in a hub of a rear wheel of a bicycle.
  • gear trains are disposed in a hub shell, so that speed is changed depending on the ratio of the number of gear teeth.
  • this device has a disadvantage in that the structure thereof is complex. Disclosure of Invention Technical Problem
  • an object of the present invention is to provide a speed change hub for bicycles in which speed is changed by a rider manipulating a lever, and noise and vibration are prevented from occurring when changing speed, and which has no chain and thus can be covered with a cover, thus preventing clothes of the rider from becoming trapped in the device, and in which, because of the increased number of speeds, the rider can more conveniently change speed appropriate to the conditions, for example, when traveling on a slope or over a long distance.
  • the speed change hub for a bicycle allows a rider to easily manipulate it, prevents noise and vibration from occurring when changing speed, and has a simple structure, and, because of the increased number of speeds, the rider can more conveniently change speed appropriate to the conditions, for example, when traveling on a slope or over a long distance.
  • the speed change hub according to the present invention has no chain.
  • FIG. 1 is a sectional view of a speed change hub, according to an embodiment of the present invention.
  • FIG. 2 is views illustrating the operation of a speed change control unit of the speed change hub according to the present invention
  • FIG. 3 is an exploded perspective view showing the speed change control unit of the speed change hub according to the present invention.
  • FIG. 4 is views illustrating the operation of an input/output control unit of the speed change hub according to the present invention.
  • FIG. 5 is views showing another embodiment of the input/output control unit of the speed change hub according to the present invention.
  • FIG. 6 is a sectional view of a speed change hub, according to a further embodiment of the present invention.
  • FIG. 7 is a partially broken perspective view showing a speed change control unit of the speed change hub of FIG. 6;
  • FIG. 8 is a perspective view showing a control member of the speed change hub of
  • FIG. 6 is a diagrammatic representation of FIG. 6
  • FIG. 9 is a front view showing a first sun gear of the speed change hub of FIG. 6.
  • FIG. 10 is a front view showing a second sun gear of the speed change hub of FIG.
  • FIG. 1 is a sectional view of a speed change hub for bicycles, according to the present invention.
  • the present invention provides a speed change hub for bicycles which is used in a power transmission device, particularly, using a chain or belt, and which is a built-in type speed change device that is installed in a hub, changes speed by changing a gear ratio, and is manipulated by an outside lever.
  • the speed change hub of the present invention includes a hub shaft 100, which is provided between frames and is provided with a ratchet 110, having a spline shape, on a circumferential outer surface thereof.
  • the speed change hub further includes a power transmission unit.
  • the power transmission unit has a driven sprocket 310, which receives clockwise drive force from a drive sprocket (not shown), and a driver 320, which is coupled at a first end thereof to the driven sprocket 310 and has a ratchet 321 on a second end thereof.
  • a clutch means 330 is provided on the circumferential inner surface of the driver 320.
  • the speed change hub further includes a multistage speed change unit.
  • the multistage speed change unit has a carrier 490, which receives drive force from the power transmission unit.
  • a ratchet 491 is provided on a first end of the carrier 490, and a plurality of multistage planetary gears 420 and a third clutch means 640 are provided on a second end of the carrier 490.
  • the multistage speed change unit further has two or more sun gears 430 and 440, which engage with the multistage planetary gears 420.
  • the sun gears 430 and 440 have forward and reverse clutch means 431, 432, 441 and 442 on circumferential inner surfaces thereof.
  • the multistage speed change unit further has a ring gear 410, which engages with the multistage planetary gears 420 and has second and fourth clutch means 510 and 650 on respective circumferential inner and outer surfaces of a second end thereof.
  • the speed change hub further includes a speed change output unit.
  • the speed change output unit has a hub shell 600, which receives drive force from the carrier 490 and the ring gear 410, and the third and fourth clutch means 640 and 650, which are disposed at respective predetermined positions between the carrier 490 and the hub shell 600 and between the ring gear 410 and the hub shell 600. Only a preceding one of the third and fourth clutch means is selectively operated.
  • the speed change hub further includes an input/output control unit.
  • the input/ output control unit has the second and fourth clutch means 510 and 650, which are provided between the ring gear 410 and the driver 320, and an input/output control plate 520, which is controlled by combination of the second and fourth clutch means 510 and 650 and has a protrusion at a predetermined position thereof.
  • the speed change hub further includes a speed change control unit.
  • the speed change control unit has a plurality of movable pins 220 and 230, which are moved by an outside lever, a restoring spring 210, which returns the movable pins 220 and 230 to their initial positions, and control members 240, 250 and 260, which are manipulated by the movable pin 220 and 230 and control both the first clutch means 330 provided on the driver 320 and clutch means 450, 460, 470 and 480 mounted to the sun gears.
  • FIG. 2 is views illustrating the operation of the speed change control unit of the speed change hub of the present invention.
  • FIG. 3 is an exploded perspective view showing the speed change control unit of the speed change hub of the present invention.
  • the movable pins 220 and 230 which are provided in the hub shaft 100, are moved to the left or right by the operation of the outside lever (not shown) or by the operation of the restoring spring 210, thus moving the control member 240, which is fitted over the hub shaft 100 so as to be movable to the left and right.
  • the forward and backward control pins 250 and 260 having protrusions and notches, control the clutch means 450, 460, 470 and 480, which are mounted to the circumferential inner surfaces of the first and second sun gears 430 and 440, thus making it possible to change the speed of the bicycle. Furthermore, the movement of the control member 240 results in the release or engagement of the first clutch means 330, which is mounted to the driver 320.
  • FIG. 4 is views illustrating the operation of the input/output control unit of the speed change hub of the present invention.
  • the second clutch means 510 which receives power from the driver 320, is rotated at a predetermined angle to rotate the input/output control plate 520.
  • the fourth clutch means 650 is released from a ratchet 601 of the hub shell 600 by the rotation of the input/output control plate 520.
  • middle speed gear high speed first gear or high speed second gear, because the hub shell 600 rotates faster than the fourth clutch means 650, the hub shell 600 and the fourth clutch means 650 slide with respect to each other without engaging with each other.
  • FIG. 5 is views showing another embodiment of the input/output control unit of the speed change hub of the present invention.
  • the input/output control plate 520 which has protrusions on inner and outer surfaces thereof, is rotated at a predetermined angle by power transmitted from the ratchet 321 of the driver 320.
  • the fourth clutch means 65 is released from the ratchet 601 of the hub shell 600 and, simultaneously, the second clutch means 510 engages with the ratchet 321 of the driver 320.
  • middle speed gear high speed first gear or high speed second gear, because the ring gear 410 rotates faster than the driver 320, the input/output control plate 520 slides with respect to the driver 320 without engaging with the driver 320.
  • FIG. 1 is a sectional view showing the speed change hub for vehicles according to the present invention. The operation and effect of the present invention will be described herein below with reference to FIG. 1.
  • the bicycle is shifted to low speed first gear, low speed second gear, middle speed gear, high speed first gear, or high speed second gear.
  • the first clutch means 330 which is mounted to the driver 320
  • the first reverse clutch means 460 which is mounted to the circumferential inner surface of the first sun gear 430
  • drive force of the drive sprocket is transmitted to the driven sprocket 310, which is connected to the drive sprocket through the chain.
  • the clockwise rotation of the driven sprocket 310 is transmitted to the driver 320, which is held at one end thereof.
  • the operation of the driver 320 is transmitted to the second clutch means 510, so that the second clutch means 510 is rotated at a predetermined angle and thus rotates the input/output control plate 520.
  • the fourth clutch means 650 is released from the ratchet 620, which is provided on the circumferential inner surface of the hub shell 600, and the drive force is transmitted from the second clutch means 510 to the ring gear 410.
  • the multistage planetary gears 420 which engage with the ring gear 410, are operated by the rotation of the ring gear 410. Due to the operation of the multistage planetary gears 420, the second sun gear 440, which engages with the multistage planetary gears 420, has a tendency to rotate, but the second sun gear 440 is stopped by the second reverse clutch means 480, thereby the carrier 490 is operated.
  • the first sun gear 430 is in a state of having been released from the first reverse clutch means 460.
  • the drive force which has been transmitted to the carrier 490, is transmitted to the hub shell 600 through the ratchet 610, which is provided on the circumferential inner surface of the hub shell 600. Therefore, a wheel, which is coupled to the hub shell 600 by spokes, is rotated due to the rotation of the hub shell 600, thus moving the bicycle.
  • the first clutch means 330 which is mounted to the driver 320
  • the second reverse clutch means 470 which is mounted to the circumferential inner surface of the second sun gear 440
  • drive force of the drive sprocket is transmitted to the driven sprocket 310, which is connected to the drive sprocket through the chain.
  • the clockwise rotation of the driven sprocket 310 is transmitted to the driver 320, which is held at one end thereof.
  • the operation of the driver 320 is transmitted to the second clutch means 510, so that the second clutch means 510 is rotated at a predetermined angle and thus rotates the input/output control plate 520.
  • the fourth clutch means 650 is released from the ratchet 610, which is provided on the circumferential inner surface of the hub shell 600, and the drive force is transmitted from the second clutch means 510 to the ring gear 410.
  • the multistage planetary gears 420 which engage with the ring gear 410, are operated by the rotation of the ring gear 410. Due to the operation of the multistage planetary gears 420, the first sun gear 430, which engages with the multistage planetary gears 420, has a tendency to rotate, but the first sun gear 430 is stopped by the first reverse clutch means 460, thereby the carrier 490 is operated. At this time, the second sun gear 440 is in a state of having been released from the second reverse clutch means 480.
  • the drive force which has been transmitted to the carrier 490, is transmitted to the hub shell 600 through the ratchet 610, which is provided on the circumferential inner surface of the hub shell 600. Therefore, the wheel, which is coupled to the hub shell 600 by the spokes, is rotated due to the rotation of the hub shell 600, thus moving the bicycle.
  • the first forward and reverse clutch means 450 and 460 which are mounted to the circumferential inner surface of the first sun gear 430
  • the second forward and reverse clutch means 470 and 480 which are mounted to the circumferential inner surface of the second sun gear 440
  • drive force of the drive sprocket is transmitted to the driven sprocket 310, which is connected to the drive sprocket through the chain.
  • the clockwise rotation of the driven sprocket 310 is transmitted to the driver 320, which is held at one end thereof.
  • the operation of the driver 320 is transmitted to the carrier 490 and the ring gear 410.
  • the drive force which is transmitted to the carrier 490 and the ring gear 410, rotates the carrier 490, the multistage planetary gears 420 and the first and second sun gears 430 and 440, which are in an integrated state.
  • the hub shell 600 is rotated by the drive force because the third clutch means 640, which is mounted to the carrier 490, engages with the ratchet 610, which is provided on the circumferential inner surface of the hub shell 600. Therefore, the wheel, which is coupled to the hub shell 600 by the spokes, is rotated due to the rotation of the hub shell 600, thus moving the bicycle.
  • the first forward clutch means 450 which is mounted to the circumferential inner surface of the first sun gear 430, is in a released state.
  • drive force of the drive sprocket is transmitted to the driven sprocket 310, which is connected to the drive sprocket through the chain.
  • the clockwise rotation of the driven sprocket 310 is transmitted to the driver 320, which is held at one end thereof.
  • the operation of the driver 320 is transmitted to the carrier 490 through the first clutch means 330.
  • the drive force, which is transmitted to the carrier 490 revolves the multistage planetary gears 420 on their own axes and around the axis of the speed change hub.
  • the second sun gear 440 has a tendency to rotate in a clockwise direction, but is stopped by the second forward clutch means 470. Then, the ring gear 410 is rotated at high speed by rotation of the multistage planetary gears 420 and the carrier 490. Here, the ring gear 410 rotates faster than the carrier 490. Therefore, high speed rotating force, which is transmitted to the ring gear 410, rotates the hub shell 600 through the fourth clutch means 650, which is mounted to the ring gear 410. At this time, the third clutch means 640 slips due to the difference in speed between the hub shell 600 and the carrier 490.
  • the second forward clutch means 470 which is mounted to the circumferential inner surface of the second sun gear 440, is in a released state.
  • drive force of the drive sprocket is transmitted to the driven sprocket 310, which is connected to the drive sprocket through the chain.
  • the clockwise rotation of the driven sprocket 310 is transmitted to the driver 320, which is held at one end thereof.
  • the operation of the driver 320 is transmitted to the carrier 490 through the first clutch means 330.
  • the drive force, which is transmitted to the carrier 490 revolves the multistage planetary gears 420 on their own axes and around the axis of the speed change hub.
  • the first sun gear 430 has a tendency to rotate in a clockwise direction, but it is stopped by the first forward clutch means 450.
  • the ring gear 410 is rotated at high speed by rotation of the multistage planetary gears 420 and the carrier 490.
  • the ring gear 410 rotates faster than the carrier 490. Therefore, high speed rotating force, which is transmitted to the ring gear 410, rotates the hub shell 600 through the fourth clutch means 650, which is mounted to the ring gear 410.
  • the third clutch means 640 slips due to the difference in speed between the hub shell 600 and the carrier 490.
  • the speed ratio of the speed change hub of the bicycle between low speed first gear, low speed second gear, high speed first gear and high speed second gear is determined depending on the ratio of the number of teeth between the multistage planetary gears 420, the first sun gear 430, the second sun gear 440 and the ring gear 410.
  • FIG. 6 is a sectional view of a speed change hub, according to the further embodiment of the present invention.
  • the further embodiment of the present invention relates to a speed change hub in which a plurality of gear trains is disposed in a hub shell 1600 and is controlled by an outside lever.
  • the speed change hub according to this embodiment comprises a hub shaft 1100, which is provided between frames, is provided with a ratchet 1110 on a circumferential outer surface thereof, and has a hollow structure.
  • the speed change hub further includes a power transmission unit.
  • the power transmission unit has a driven sprocket 1200, which receives drive force from a drive sprocket (not shown) through a chain or belt, and a carrier 1300, which is coupled at a first end thereof to the driven sprocket 1200 and coupled at a second end thereof to a plurality of multistage planetary gears 1420.
  • the carrier 1300 is provided with a third pawl 1310 on a circumferential outer surface thereof.
  • the speed change hub further includes a multistage speed change unit, which receives drive force from the power transmission unit and conducts a speed change using a ring gear 1410, the multistage planetary gears 1420, and a first sun gear 1430 and a second sun gear 1440.
  • the speed change hub further includes a speed change control unit.
  • the speed change control unit has control pins 1560 and 1570 and a control member 1510, which controls first and second pawls 1431 and 1441, which are respectively provided on circumferential inner surfaces of the first and second sun gears 1430 and 1440 of the multistage speed change unit.
  • the speed change control unit further has a restoring spring 1520 and a spring guide 1540.
  • the speed change hub further includes a hub shell 1600, which receives speed change drive force from the power transmission unit by engaging with a fourth pawl 1411 provided on the circumferential outer surface of the ring gear 1410.
  • FIG. 7 is a partially broken perspective view showing the speed change control unit of the speed change hub according to this embodiment.
  • FIG. 8 is a perspective view showing the control member of the speed change hub according to this embodiment.
  • the control member 1510 which is provided in the hub shaft 1100 and has an obliquely shaped portion on the circumferential outer surface thereof, is moved to the left or right by the manipulation of the outside lever (not shown) or by the operation of the restoring spring 1520.
  • FIGS. 9 and 10 are front views respectively showing the first sun gear 1430 and the second sun gear 1440. Gear teeth are provided on the circumferential outer surfaces of the gears, and pawl seats are formed in the circumferential inner surfaces of the gears for the first pawl 1431 and the second pawl 1441 to be mounted thereto.
  • FIG. 6 is a sectional view showing the speed change hub according to this embodiment of the present invention. The operation and effect of the present invention will be described herein below with reference to FIG. 6.
  • the speed change hub can be shifted among three speeds by the manipulating the outside lever, and the speed of the bicycle in each speed is determined depending on the ratio of the number of gear teeth.
  • the first and second pawls 1431 and 1441 which are provided on the circumferential inner surfaces of the first and second sun gears 1430 and 1440, are in a released state from the ratchet 1110, which is provided on the circumferential outer surface of the hub shaft 1100, due to the operation of the first pawl control pin 1570 and the second pawl control pin 1560 by the movement of the control member 1510.
  • clockwise drive force of the drive sprocket (not shown) is transmitted to the driven sprocket 1200, which is connected to the drive sprocket through the chain.
  • the carrier 1300 which is held at an end thereof, is operated by rotation of the driven sprocket 1200.
  • the hub shell 1600 which engages with the fourth pawl 1310, is operated by the operation of the carrier 1300. At this time, the hub shell 1600 is rotated through the multistage planetary gears 1420, but because the first sun gear 1430 and the second sun gear 1440 are in the released state from the hub shaft 1100, they does not affect the rotation of the hub shell 1600.
  • the multistage planetary gears 1420 which are coupled to the end of the carrier, are rotated. Because the first sun gear engages with the hub shaft 1100, which is supported by the frame, the rotating force of the multistage planetary gears 1420 is transmitted to the ring gear 1410. The rotation of the ring gear 1410 is transmitted to the hub shell 1600 through the fourth pawl 1411, which is provided on the circumferential outer surface of the ring gear 1410. At this time, the third pawl 1310, which is mounted to the carrier 1300, slips due to the difference in the number of revolutions between it and the hub shell 1600.
  • the rotating force of the multistage planetary gears 1420 is transmitted to the ring gear 1410, because the first sun gear engages with the hub shaft 1100, which is supported by the frame.
  • the rotating force of the ring gear 1410 is transmitted to the hub shell 1600 through the fourth pawl 1411, which is provided on the circumferential outer surface of the ring gear 1410.
  • the first sun gear 1430 rotates around its own axis while slipping, and the third pawl 1310, which is mounted to the carrier 1300, slips due to the difference in the number of revolutions between it and the hub shell 1600.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Structure Of Transmissions (AREA)

Abstract

La présente invention propose un moyeu de changement de vitesses pour bicyclettes que l'on peut manoeuvrer facilement, qui empêche l'apparition de bruits et de vibrations quand on change de vitesse et qui a une structure simple. Le moyeu de changement de vitesses comprend: un arbre de moyeu (100), qui est disposé entre des armatures; une unité de transmission de puissance, qui comporte un pignon mené (310) et une roue menante (320); une unité de changement de vitesses polyétagé, comportant un porte-satellites (490), une pluralité d'engrenages planétaires polyétagés (420), des planétaires (430) et (440) et une couronne (410); une unité de sortie du changement de vitesses, comportant un carter de moyeu (600) et des moyens d'embrayage (640) et (650); une unité de commande entrée/sortie, comportant des moyens d'embrayage (510) et (650) et une plaque de commande entrée/sortie (520); et une unité de commande du changement de vitesses, comportant une clavette mobile (220) et (230), un ressort de rappel (210) et des éléments de commande (240), (250) et (260).
PCT/KR2006/000937 2005-03-15 2006-03-15 Moyeu de changement de vitesses pour bicyclette WO2006107152A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2008501813A JP4982479B2 (ja) 2005-03-15 2006-03-15 自転車用変速ハブ

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR20050022121 2005-03-15
KR10-2005-0022121 2005-03-15
KR10-2005-0035904 2005-04-27
KR20050035904 2005-04-27

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WO2006107152A1 true WO2006107152A1 (fr) 2006-10-12
WO2006107152A8 WO2006107152A8 (fr) 2006-12-14

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KR (1) KR100915378B1 (fr)
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CN102145731A (zh) * 2010-02-09 2011-08-10 株式会社Mbi 自行车强制变速装置
CN106969103A (zh) * 2017-05-25 2017-07-21 李钢 一种自行车内变速器及其调速装置
CN106969102A (zh) * 2017-05-11 2017-07-21 张家港川梭车业有限公司 一种单轮驱动棘爪移动式换挡二挡变速装置

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DE112010002286T5 (de) * 2009-05-26 2012-12-13 Donghwan Byun Mehrstufiges Getriebe
WO2010137880A2 (fr) * 2009-05-26 2010-12-02 Byun Donghwan Transmission à plusieurs étages
JP5188474B2 (ja) * 2009-08-19 2013-04-24 喬紳股▲ふん▼有限公司 常閉式無音ハブラチェット構造
KR101422135B1 (ko) * 2012-08-09 2014-07-22 (주)엠비아이 다단 변속기
KR101286204B1 (ko) * 2013-02-06 2013-07-15 (주)엠비아이 허브 내장형 다단 변속기

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US5971884A (en) * 1995-12-30 1999-10-26 World Industry Co., Ltd. Power changing apparatus of bicycle hub
US5964678A (en) * 1996-04-22 1999-10-12 Shimano, Inc. Internally mounted bicycle transmission
JPH11129972A (ja) * 1997-10-29 1999-05-18 Yamaha Motor Co Ltd 補助動力自転車

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Publication number Priority date Publication date Assignee Title
CN102145731A (zh) * 2010-02-09 2011-08-10 株式会社Mbi 自行车强制变速装置
CN106969102A (zh) * 2017-05-11 2017-07-21 张家港川梭车业有限公司 一种单轮驱动棘爪移动式换挡二挡变速装置
CN106969102B (zh) * 2017-05-11 2023-09-22 张家港川梭车业有限公司 一种单轮驱动棘爪移动式换挡二挡变速装置
CN106969103A (zh) * 2017-05-25 2017-07-21 李钢 一种自行车内变速器及其调速装置

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KR20070119029A (ko) 2007-12-18
KR100915378B1 (ko) 2009-09-03
JP4982479B2 (ja) 2012-07-25
WO2006107152A8 (fr) 2006-12-14
JP2008533404A (ja) 2008-08-21

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