TWI391294B - Derailleur for bicycle - Google Patents
Derailleur for bicycle Download PDFInfo
- Publication number
- TWI391294B TWI391294B TW99113925A TW99113925A TWI391294B TW I391294 B TWI391294 B TW I391294B TW 99113925 A TW99113925 A TW 99113925A TW 99113925 A TW99113925 A TW 99113925A TW I391294 B TWI391294 B TW I391294B
- Authority
- TW
- Taiwan
- Prior art keywords
- transmission
- bicycle
- joint
- gears
- connecting device
- Prior art date
Links
Landscapes
- Transmission Devices (AREA)
Description
本發明是有關一種自行車變速器,特別指一種可根據自行車速度變化而定位於多個位置之自行車變速器,本發明之自行車變速器亦包括數個調整裝置用以限制變速器在最大與最小作動範圍之間操作,此為變速器調整裝置之創新用途。The present invention relates to a bicycle transmission, and more particularly to a bicycle transmission that can be positioned in a plurality of positions according to changes in bicycle speed. The bicycle transmission of the present invention also includes a plurality of adjustment devices for restricting operation of the transmission between maximum and minimum actuation ranges. This is the innovative use of the transmission adjustment device.
自行車變速器通常設在數個同軸設置的齒盤上,也就是所謂的自行車鏈輪,提供自行車騎乘者不同齒輪嚙合比之選擇,使操作自行車更為便利。此類變速器包括第一關節、第二關節以及連接裝置,該連接裝置將該第一與第二關節相連,並傳動該第一與第二關節。該第一關節將變速器與自行車連結,該第二關節設有導鏈器,該數個齒盤對應於不同之自行車速度,透過連接裝置的樞轉運動可將導鏈器定位於多個不同位置。Bicycle transmissions are typically located on a number of coaxially disposed chainrings, also known as bicycle sprocket wheels, which provide the bicycle rider with a choice of different gear mesh ratios to make it easier to operate the bicycle. Such a transmission includes a first joint, a second joint, and a coupling device that connects the first and second joints and drives the first and second joints. The first joint connects the transmission to the bicycle, and the second joint is provided with a chain guide corresponding to different bicycle speeds, and the hinge movement of the connecting device can position the chain guide in a plurality of different positions .
一般來說,上述連接裝置即為習知之四連桿機構,如同美國專利號第4,259,873號之「Derailleur」一案所揭示。然而,此美國案所探討的是,習知實施為平行四邊形的連結件具有一些缺點,因此將連結件實施為盒狀,並將第一與第二關節之傳動機構的元件置於連結件之內。In general, the above-mentioned connecting device is a conventional four-bar linkage mechanism as disclosed in the "Derailleur" case of U.S. Patent No. 4,259,873. However, it is discussed in this U.S. case that conventionally implemented as a parallelogram joint has some disadvantages, so that the joint is implemented in a box shape and the components of the first and second joint transmission mechanisms are placed in the joint. Inside.
有鑑於上述習知結構之缺失,本發明人乃發明出一種『自行車變速器』,其係可提供一簡易結構、節省空間並兼顧美觀之產品。In view of the above-mentioned lack of conventional structure, the inventors have invented a "bike transmission" which provides a simple structure, space saving and aesthetically pleasing product.
本發明『自行車變速器』裝設於自行車上,自行車設有數個齒盤,該變速器包括第一關節與連接於該第一關節之一連接裝置。該連接裝置包括一內容設部、一外容設部以及一傳動裝置,該內、外容設部分開設置。該變速器包括第二關節,藉由該連接裝置將與該第一與第二關節相互結合。該傳動裝置傳動該第一與第二關節。該變速器另外包括一調整裝置控制該變速器在最小至最大的作動範圍之間操作。除此之外,該變速器的特徵在於,該調整裝置與該內、外容設部嚙合,使該內、外容設部相互結合,該傳動裝置裝設於該內、外容設部之中。The "bicycle transmission" of the present invention is mounted on a bicycle having a plurality of toothed discs, the transmission including a first joint and a connecting device connected to the first joint. The connecting device comprises a content setting portion, an outer receiving portion and a transmission device, and the inner and outer receiving portions are partially opened. The transmission includes a second joint that is coupled to the first and second joints by the connecting device. The transmission drives the first and second joints. The transmission additionally includes an adjustment device that controls the transmission to operate between a minimum to maximum range of actuation. In addition, the transmission is characterized in that the adjusting device is engaged with the inner and outer receiving portions, so that the inner and outer receiving portions are coupled to each other, and the transmission device is installed in the inner and outer receiving portions. .
其他目的、優點和本發明的新穎特性將從以下詳細的描述與相關的附圖更加顯明。Other objects, advantages and novel features of the invention will be apparent from the description and appended claims.
有關本發明所採用之技術、手段及其功效,茲舉一較佳實施例並配合圖式詳述如後,此僅供說明之用,在專利申請上並不受此種結構之限制。The technology, means and functions of the present invention are described in detail with reference to the accompanying drawings.
參照圖一至圖十,為本發明自行車變速器的第一實施例,自行車上設有數個齒盤,提供騎乘者不同齒輪嚙合比之選擇,使操作自行車更為便利。該數個齒盤對應不同的自行車速度,根據自行車速度變化使該變速器定位於不同的位置。該變速器包括第一關節10、一連接裝置20以及第二關節30。該連接裝置20將該第一與第二關節10、30相互連接。該第一關節10設於自行車車架,該連接裝置20與該第二關節30藉由該第一關節10連接於自行車。該連接裝置20根據第一軸線樞接於該第一關節10。本實施例中,該第一關節10包括一凸起11,該連接裝置20藉由設置於該凸起11與該第一關節10嚙合。此外,該連接裝置20可相對於該凸起11樞轉,由此可知該凸起11沿著該第一軸線延伸。該第二關節30根據第二軸線與該連接裝置20樞接。本實施例中,藉由一策一結合栓41與一第二結合栓42的相互配合,使該連接裝置20與該第二關節30彼此結合。此外,該第二關節30可相對於該第一結合栓41或該第二結合栓42其中之一樞轉,由此可知該第一結合栓41與該第二結合栓42皆沿著該第二軸線延伸。一導鏈器31連接於該第二關節30對應於每一齒盤,用以調整自行車速度。舉例來說,圖七中該導鏈器31對應之齒盤與圖九中對應之齒盤不同,因此圖七所對應的自行車速度與圖九對應之車速亦為不同。本實施例中,兩個變速器導輪設於該導鏈器31,分別為頂部變速器導輪以及底部變速器導輪,該頂部與底部變速器導輪可嚙合於一傳動鏈。另外,圖七與圖九分別表該變速器被限制在最大作動範圍以及最小作動範圍。該變速器包括設置於該連接裝置20上之兩調整裝置50,且其中之一的調整裝置50與該第一關節10的第一限位部12接觸,限制該連接裝置20相對於該第一關節10的樞轉,因此該變速器即被限制在最大作動範圍。另一調整裝置50與該第二關節30的第二限位部32接觸,限制該第二關節30相對於該連接裝置20的樞轉,因此該變速器即被限制在最小作動範圍。然而,本發明並沒有限制調整裝置50的數量,一個或兩個以上的調整裝置50同樣可被應用於實施例中。本實施例中,每一調整裝置50包括一外螺紋,該外螺紋與該連接裝置20之內螺紋吻合。Referring to Figures 1 to 10, in a first embodiment of the bicycle transmission of the present invention, a plurality of toothed discs are provided on the bicycle to provide a choice of different gear ratios of the rider, which makes the operation of the bicycle more convenient. The plurality of spurs correspond to different bicycle speeds, and the transmission is positioned at different positions depending on the speed of the bicycle. The transmission includes a first joint 10, a connecting device 20, and a second joint 30. The connecting device 20 connects the first and second joints 10, 30 to each other. The first joint 10 is disposed on a bicycle frame, and the connecting device 20 and the second joint 30 are coupled to the bicycle by the first joint 10. The connecting device 20 is pivotally connected to the first joint 10 according to the first axis. In this embodiment, the first joint 10 includes a protrusion 11 , and the connecting device 20 is engaged with the first joint 10 by being disposed on the protrusion 11 . Furthermore, the connecting device 20 is pivotable relative to the projection 11, whereby the projection 11 extends along the first axis. The second joint 30 is pivotally connected to the connecting device 20 according to the second axis. In this embodiment, the connecting device 20 and the second joint 30 are coupled to each other by the cooperation of the bonding bolt 41 and the second coupling bolt 42. In addition, the second joint 30 can be pivoted relative to one of the first binding bolt 41 or the second binding bolt 42 , so that the first binding bolt 41 and the second binding bolt 42 are along the first The two axes extend. A chain guide 31 is coupled to the second joint 30 corresponding to each of the spurs for adjusting the speed of the bicycle. For example, the toothed disc corresponding to the chain guide 31 in FIG. 7 is different from the corresponding toothed disc in FIG. 9, so the bicycle speed corresponding to FIG. 7 is different from the vehicle speed corresponding to FIG. In this embodiment, two transmission guide wheels are disposed on the chain guide 31, which are a top transmission guide wheel and a bottom transmission guide wheel, and the top and bottom transmission guide wheels are engageable with a transmission chain. In addition, Figure 7 and Figure 9 respectively show that the transmission is limited to the maximum operating range and the minimum operating range. The transmission includes two adjusting devices 50 disposed on the connecting device 20, and one of the adjusting devices 50 is in contact with the first limiting portion 12 of the first joint 10 to limit the connecting device 20 relative to the first joint The pivoting of 10, so the transmission is limited to the maximum operating range. Another adjustment device 50 is in contact with the second limiting portion 32 of the second joint 30 to limit pivoting of the second joint 30 relative to the connecting device 20, so that the transmission is limited to a minimum actuation range. However, the present invention does not limit the number of adjustment devices 50, and one or more adjustment devices 50 can be equally applied to the embodiments. In the present embodiment, each adjusting device 50 includes an external thread that conforms to the internal thread of the connecting device 20.
此外,該連接裝置20包括一傳動裝置23,該傳動裝置23傳動該第一與第二關節10、30。該傳動裝置23包括兩個相互間隔的傳動齒輪,該兩傳動齒輪分別為頂部傳動齒輪231以及底部傳動齒輪232。本實施例中,該頂部與底部傳動齒輪231、232之外周緣均具有齒。該傳動裝置23亦包括一傳動帶233,該傳動帶233嚙合於該頂部與底部傳動齒輪231、232,且同時傳動該頂部與底部傳動齒輪231、232。本實施例中,該傳動帶233可實施為鏈條之態樣且由彈性物質所製成。該傳動帶233之內周緣具有齒,該頂部與底部傳動齒輪231、232之齒嚙合於該傳動帶233內周緣之齒。此外,該連接裝置20包括一內容設部21與一外容設部22,該內、外容設部21、22彼此結合但相互獨立,該傳動裝置23容設於該內、外容設部21、22之中,該內、外容設部21、22分別設於該傳動裝置23之相對兩側。本發明之創新用途是該調整裝置50同時與該內、外容設部21、22嚙合,使該調整裝置50與該內容設部21結合且避免該內、外容設部21、22彼此脫離。本實施例中,該外容設部22包括兩握柄孔221,當外容設部22與該內容設部21結合,該兩調整裝置50可分別穿設該兩握柄孔221。Furthermore, the connecting device 20 comprises a transmission 23 which drives the first and second joints 10, 30. The transmission 23 includes two mutually spaced transmission gears, which are a top transmission gear 231 and a bottom transmission gear 232, respectively. In this embodiment, the outer peripheral edges of the top and bottom transmission gears 231, 232 each have teeth. The transmission 23 also includes a drive belt 233 that engages the top and bottom drive gears 231, 232 and simultaneously drives the top and bottom drive gears 231, 232. In this embodiment, the belt 233 can be implemented in the form of a chain and made of an elastic material. The inner circumference of the belt 233 has teeth that mesh with the teeth of the inner circumference of the belt 233. In addition, the connecting device 20 includes a content portion 21 and an outer housing portion 22, wherein the inner and outer housing portions 21, 22 are coupled to each other but independent of each other, and the transmission device 23 is accommodated in the inner and outer housing portions. 21 and 22, the inner and outer housing portions 21 and 22 are respectively disposed on opposite sides of the transmission device 23. The innovative use of the present invention is that the adjusting device 50 simultaneously engages the inner and outer receiving portions 21, 22, and the adjusting device 50 is combined with the content setting portion 21 to prevent the inner and outer receiving portions 21, 22 from being separated from each other. . In this embodiment, the outer housing portion 22 includes two grip holes 221. When the outer housing portion 22 is combined with the content portion 21, the two adjusting devices 50 can respectively pass through the two grip holes 221 .
圖十一為本發明自行車變速器的第二實施例,大致與本發明第一實施例相同,唯一不同之處為傳動裝置23a的實施方式與第一實施例中的傳動裝置23略有差異。第二實施例中與第一實施例相似但不相同之構件,標號後均加上”a”,以利分辨。該傳動裝置23a包括兩傳動齒輪,分別為頂部傳動齒輪231a與底部傳動齒輪232a,該頂部與底部傳動齒輪231a、232a彼此間隔。不同於第一實施例的是,該頂部與底部傳動齒輪231a、232a其上並不具有齒。一拉桿233a鉸接並同時傳動該頂部與底部傳動齒輪231a、232a。與第一實施例不同,該拉桿233a其上並不具有齒。Figure 11 is a second embodiment of the bicycle shifter of the present invention, substantially the same as the first embodiment of the present invention, the only difference being that the embodiment of the transmission 23a is slightly different from the transmission 23 of the first embodiment. The components of the second embodiment that are similar to, but not identical to, the first embodiment are labeled with "a" to facilitate discrimination. The transmission 23a includes two transmission gears, a top transmission gear 231a and a bottom transmission gear 232a, and the top and bottom transmission gears 231a, 232a are spaced apart from each other. Unlike the first embodiment, the top and bottom transfer gears 231a, 232a do not have teeth thereon. A pull rod 233a is hinged and simultaneously drives the top and bottom drive gears 231a, 232a. Unlike the first embodiment, the tie rod 233a does not have teeth thereon.
圖十二為本發明自行車變速器的第三實施例,大致與本發明第一實施例相同,唯一不同之處為傳動裝置23b的實施方式與第一實施例中的傳動裝置23略有差異。第三實施例中與第一實施例相似但不相同之構件,標號後均加上”b”,以利分辨。該傳動裝置23b包括兩傳動齒輪,分別為頂部傳動齒輪231b與底部傳動齒輪232b,該頂部與底部傳動齒輪231b、232b彼此間隔。與第一實施例相同的是,該頂部與底部傳動齒輪231b、232b之外周緣具有齒。數個齒輪233b選擇性地嚙合該頂部傳動齒輪231b或該底部傳動齒輪232b,並同時傳動該頂部與底部傳動齒輪231b、232b。每一齒輪233b之外周緣具有數個齒。Figure 12 is a third embodiment of the bicycle shifter of the present invention, substantially the same as the first embodiment of the present invention, the only difference being that the embodiment of the transmission 23b is slightly different from the transmission 23 of the first embodiment. In the third embodiment, members which are similar to the first embodiment but are not identical, and "b" are added after the labeling to facilitate discrimination. The transmission 23b includes two transmission gears, a top transmission gear 231b and a bottom transmission gear 232b, and the top and bottom transmission gears 231b, 232b are spaced apart from each other. As with the first embodiment, the outer peripheral edges of the top and bottom transfer gears 231b, 232b have teeth. A plurality of gears 233b selectively engage the top drive gear 231b or the bottom drive gear 232b and simultaneously drive the top and bottom drive gears 231b, 232b. Each of the outer edges of the gear 233b has a plurality of teeth.
該連接裝置20亦可實施為習知的四連桿結構。The connecting device 20 can also be embodied as a conventional four-bar linkage.
就以上所述可以歸納出本發明具有以下之優點:As far as the above is concerned, it can be concluded that the present invention has the following advantages:
1. 本發明『自行車變速器』,其中導鏈器分別對應兩個不同的齒盤,因此自行車可調整至兩種不同之速度。變速器包括兩調整裝置且被限制在最大作動範圍以及最小作動範圍。該兩調整裝置設置於該連接裝置上,其中之一的調整裝置與該第一關節接觸,限制該連接裝置相對於該第一關節的樞轉,因此該變速器即被限制在最大作動範圍。另一調整裝置與該第二關節接觸,限制該第二關節相對於該連接裝置的樞轉,因此該變速器即被限制在最小作動範圍。1. The "bike transmission" of the present invention, wherein the chain guides respectively correspond to two different toothed discs, so that the bicycle can be adjusted to two different speeds. The transmission includes two adjustment devices and is limited to the maximum actuation range and the minimum actuation range. The two adjusting devices are disposed on the connecting device, and one of the adjusting devices is in contact with the first joint to restrict pivoting of the connecting device relative to the first joint, so that the transmission is limited to a maximum operating range. Another adjustment device is in contact with the second joint to limit pivoting of the second joint relative to the attachment device, such that the transmission is limited to a minimum actuation range.
2. 本發明『自行車變速器』,其中連接裝置包括內容設部與外容設部,該內、外容設部彼此結合但相互獨立,該傳動裝置容設於該內、外容設部之中,而該內、外容設部分別設於該傳動裝置之相對兩側。2. The "bike transmission" of the present invention, wherein the connecting device comprises a content setting portion and an outer receiving portion, wherein the inner and outer receiving portions are coupled to each other but independent of each other, and the transmission device is accommodated in the inner and outer housing portions The inner and outer housing portions are respectively disposed on opposite sides of the transmission device.
3. 本發明『自行車變速器』,其中調整裝置同時與該內、外容設部嚙合,使該調整裝置與該內容設部結合且避免該內容設部脫離於該外容設部。3. The "bike transmission" of the present invention, wherein the adjusting device simultaneously engages with the inner and outer receiving portions, so that the adjusting device is combined with the content setting portion and the content setting portion is prevented from being separated from the outer receiving portion.
唯上所述者,僅為本發明之較佳實施例而已,當不能以之限定本發明實施之範圍,故舉凡數值之變更或等效元件之置換,或依本發明申請專利範圍所作之均等變化與修飾,皆應仍屬本發明專利涵蓋之範疇。The above description is only the preferred embodiment of the present invention, and the scope of the present invention is not limited thereto, so that the numerical value is changed or the equivalent element is replaced, or the equivalent of the scope of the patent application of the present invention. Changes and modifications are still within the scope of the invention patent.
10...第一關節10. . . First joint
11...凸起11. . . Bulge
12...第一限位部12. . . First limit
20...連接裝置20. . . Connecting device
21...內容設部twenty one. . . Content department
22...外容設部twenty two. . . External design department
221...握柄孔221. . . Grip hole
23...傳動裝置twenty three. . . transmission
231...頂部傳動齒輪231. . . Top drive gear
232...底部傳動齒輪232. . . Bottom drive gear
233...傳動帶233. . . Transmission belt
23a...傳動裝置23a. . . transmission
231a...頂部傳動齒輪231a. . . Top drive gear
232a...底部傳動齒輪232a. . . Bottom drive gear
233a...拉桿233a. . . Pull rod
23b...傳動裝置23b. . . transmission
231b...頂部傳動齒輪231b. . . Top drive gear
232b...底部傳動齒輪232b. . . Bottom drive gear
233b...齒輪233b. . . gear
30...第二關節30. . . Second joint
31...導鏈器31. . . Chain guide
32...第二限位部32. . . Second limit
41...第一結合栓41. . . First combined plug
42...第二結合栓42. . . Second combined plug
50...調整裝置50. . . Adjustment device
圖一:為本發明第一實施例自行車變速器之外觀圖。Figure 1 is an external view of a bicycle shifter according to a first embodiment of the present invention.
圖二:為本發明圖一之部份分解圖。Figure 2 is a partial exploded view of Figure 1 of the present invention.
圖三:為本發明第一實施例自行車變速器之另一外觀圖,由與圖一不同的視角觀之。Fig. 3 is another external view of the bicycle transmission according to the first embodiment of the present invention, which is viewed from a different perspective from Fig. 1.
圖四:為本發明自行車變速器沿圖一之4-4剖面線所取之剖視圖。Figure 4 is a cross-sectional view of the bicycle transmission of the present invention taken along line 4-4 of Figure 1.
圖五:為本發明自行車變速器沿圖一之5-5剖面線所取之剖視圖。Figure 5 is a cross-sectional view of the bicycle transmission of the present invention taken along line 5-5 of Figure 1.
圖六:為本發明自行車變速器沿圖一之6-6剖面線所取之剖視圖。Figure 6 is a cross-sectional view of the bicycle transmission of the present invention taken along line 6-6 of Figure 1.
圖七:為本發明自行車變速器被限制在其最大作動範圍之示意圖。Figure 7 is a schematic illustration of the bicycle transmission of the present invention being limited to its maximum operating range.
圖八:為本發明圖七之剖面圖,表變速器處定位狀態。Figure 8 is a cross-sectional view of Figure 7 of the present invention, showing the position of the transmission at the transmission.
圖九:為本發明自行車變速器被限制在其最小作動範圍之示意圖。Figure 9 is a schematic illustration of the bicycle transmission of the present invention being limited to its minimum operating range.
圖十:為本發明圖九之剖面圖,表變速器處定位狀態。Figure 10 is a cross-sectional view of Figure 9 of the present invention, showing the state of the transmission at the transmission.
圖十一:為本發明第二實施例自行車變速器之部份分解圖。Figure 11 is a partially exploded view of a bicycle shifter in accordance with a second embodiment of the present invention.
圖十二:為本發明第三實施例自行車變速器之部份分解圖。Figure 12 is a partially exploded view of a bicycle shifter in accordance with a third embodiment of the present invention.
10...第一關節10. . . First joint
20...連接裝置20. . . Connecting device
30...第二關節30. . . Second joint
Claims (6)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW99113925A TWI391294B (en) | 2010-04-30 | 2010-04-30 | Derailleur for bicycle |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW99113925A TWI391294B (en) | 2010-04-30 | 2010-04-30 | Derailleur for bicycle |
Publications (2)
Publication Number | Publication Date |
---|---|
TW201136802A TW201136802A (en) | 2011-11-01 |
TWI391294B true TWI391294B (en) | 2013-04-01 |
Family
ID=46759319
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW99113925A TWI391294B (en) | 2010-04-30 | 2010-04-30 | Derailleur for bicycle |
Country Status (1)
Country | Link |
---|---|
TW (1) | TWI391294B (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI600585B (en) * | 2016-06-24 | 2017-10-01 | 銘穗精密工業有限公司 | Pulley Assembly For Bicycle |
EP3235716A1 (en) | 2016-04-21 | 2017-10-25 | Wen-Hsiu Lee | Transmission device |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102011118912A1 (en) * | 2011-11-18 | 2013-05-23 | Sram Deutschland Gmbh | A derailleur device for a bicycle circuit, in particular rear derailleur device |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4690663A (en) * | 1985-06-17 | 1987-09-01 | Shimano Industrial Company Limited | Rear derailleur for a bicycle |
CN2170917Y (en) * | 1993-09-02 | 1994-07-06 | 日驰企业股份有限公司 | Adjusting device for rear gearbox chain of bicycle |
DE19748183A1 (en) * | 1997-10-31 | 1999-05-06 | Sram De Gmbh | Derailleur gear change for bicycles |
TWI265899B (en) * | 2002-10-30 | 2006-11-11 | Shimano Kk | Bicycle derailleur with protective support |
-
2010
- 2010-04-30 TW TW99113925A patent/TWI391294B/en active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4690663A (en) * | 1985-06-17 | 1987-09-01 | Shimano Industrial Company Limited | Rear derailleur for a bicycle |
US4690663B1 (en) * | 1985-06-17 | 1997-05-13 | Shimano Industrial Co | Rear derailleur for a bicycle |
CN2170917Y (en) * | 1993-09-02 | 1994-07-06 | 日驰企业股份有限公司 | Adjusting device for rear gearbox chain of bicycle |
DE19748183A1 (en) * | 1997-10-31 | 1999-05-06 | Sram De Gmbh | Derailleur gear change for bicycles |
TWI265899B (en) * | 2002-10-30 | 2006-11-11 | Shimano Kk | Bicycle derailleur with protective support |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3235716A1 (en) | 2016-04-21 | 2017-10-25 | Wen-Hsiu Lee | Transmission device |
TWI600585B (en) * | 2016-06-24 | 2017-10-01 | 銘穗精密工業有限公司 | Pulley Assembly For Bicycle |
Also Published As
Publication number | Publication date |
---|---|
TW201136802A (en) | 2011-11-01 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US9005059B2 (en) | Rear derailleur | |
US11485450B2 (en) | Bicycle front derailleur and bicycle rear derailleur | |
US9463841B2 (en) | Bicycle brake and shift operating device | |
TWI664113B (en) | Bicycle derailleur | |
TWI391294B (en) | Derailleur for bicycle | |
US6877393B2 (en) | Handgrip shifter for a bicycle | |
TWI684716B (en) | Transmission for bicycle | |
TW201028333A (en) | Bicycle derailleur | |
TWM520051U (en) | Bicycle rear derailleur having function of stabilizing chain | |
TWI300753B (en) | ||
TWI548562B (en) | Bicycle rear derailleur | |
TW200528345A (en) | Bicycle derailleur | |
US7281489B2 (en) | Bicycle transmission gear indicating device | |
US20110224035A1 (en) | Derailleur for Bicycle | |
TWI555673B (en) | Bicycle derailleur | |
JP2006306360A (en) | Transmission apparatus for bicycle | |
TWI650269B (en) | Bicycle drive system | |
JP2005225292A (en) | Structure for restricting slide of driving sprocket of transmission for bicycle | |
TWI823755B (en) | Bicycle front shifting system | |
US20110062678A1 (en) | Chainless bicycle drive system with speed change arrangement | |
US7421926B2 (en) | Bicycle control device with combined operation of multiple output elements | |
TW201400359A (en) | Spiral bicycle sprocket, spiral sprocket system and bicycle with spiral sprocket system | |
US20060175795A1 (en) | Attachable bicycle transmission | |
WO2022083087A1 (en) | Dual-disk driving device for bicycle | |
TW201918423A (en) | Bicycle rear derailleur |