201033078 、發明說明： 【發明所屬之技術領域】 尤指一 本發明主要储示-種自行車煞車連動裝置， 種先煞後輪再煞前輪的煞車連動裳置。 【先前技術】 e φ ^行車已軸树下齡的移紐競速運動工具 =性Γ及其他交通工具，騎乘者遇到突發狀況時，極 嚇而緊急刹車，造成翻車跌倒意外。現在的卿踏 車重罝輕、重心高、輪寬窄、制動力好再加上優異的變速 設計，車速輕易就達到20〜30公里/小時以上 & =須緊急刹車’尤其是前後使用順序錯誤，== 成翻覆的狀況。 π谷约& 參照附件’為中華民國專利公告編號第46i42i號「且 ㈣連制車線之自行車刹車握把結構」專利案，里呈^ -可:時裝置及穿設至少兩刹車線之壓柄及連仰 使用者騎乘時壓該刹車握_，達到前後刹車同時制 功能’以提高整體料的安全性。 吟制動之 動之:能===:=即可供前後_時制 線編，接著前後煞的煞* 道永遠小於後煞的力道，習知結=::::力 =到良好的煞車力道，對於上述問題，4:::: 201033078 有鏗於上述習知結構之缺失’本發明人乃發明出一種 自行車煞車連動裝置，其係可克服上述習知結構之所有缺 點。 【發明内容】 本創作所欲解決之技術問題在於針對現有技術存在的 上述缺失，提供一種自行車煞車連動裝置。 本發明自行車煞車連動裝置的主要目的在於，提供一 種先後煞再前煞的煞車連動裝置。 本發明自行車煞車連動裝置的次要目的在於，該卡塊 與該前煞手把的卡部健摩擦力勾住，因此只要卡塊與該 卡部的接觸斜肖小於該切的摩擦㈣前舒把施再大力 也不會使卡塊麟，以達㈣先後煞再祕㈣車順序。 本發明自行車煞車連動裝置的再一目的在於，該前教 手把之卡部_卡塊之卡勾部間具有齡行程，使自行車、 於-般煞車時，前輪煞車仍財輪胎無面軸摩擦之 立煞車效果。 同 特性將從以下詳細的 其他目的、優點和本發明的新穎 描述與相關的附圖更加顯明。 佳實採用之技術、手段及其功效，兹舉- "1、’…圖切述如後，此僅供說明之用 申請上並不受此種結叙關。 粵 201033078 . 彡，、⑶—及圖二，為本發明自行車煞車連練置的立 體外觀圖及立體分解圖。本發明包括有-前煞基座10、一 • 後煞基座20、一前煞手把3〇、一後煞手把40及-連動機 構50,該前煞基座10及該後煞基座2〇分別固定於車手把 1的兩端。其中： 同時參照圖三及圖四，該前煞基座1〇結合於車手把1 一端，該前煞基座10具有一固定部u，該固定部n用來 ⑩ 固定於車手把1 ’該前煞基座10相對於自行車握把2之一 側設一容槽12，該容槽12具有一第—樞部121及一第二 樞部122，第一枢部121鄰近自行車握把2，該第二框部 122遠離該自行車握把2。該前煞基座1()相反於自行車握 把2之一端設有一嵌槽13，該嵌槽13連通該容槽12，該 嵌槽13相反於該容槽12之一端形成一固定孔131，該固 疋孔131係實施為螺孔，該固定孔131可供一導線座μ 螺鎖固定。s亥韵煞基座10還穿設有一前輪的煞車線15。 ® 該後煞基座20結合於車手把1另一端，該後煞基座 20具有一固定部21，該固定部21用來固定於車手把1， 該後煞基座20相對於自行車握把2之一侧設一容槽22， 該容槽22具有一第一樞部221，該第一樞部221鄰近自行 車握把2，該後煞基座20相反於自行車握把2之一端設有 一嵌槽23，該嵌槽23連通該容槽22，該嵌槽23相反於該 容槽22之一端形成一固定孔231，該固定孔231係實施為 螺孔，該結合孔231可供一導線座24螺鎖固定。該後煞基 座20還穿設有一後輪的煞車線25。 201033078 同時參照圖五，該前煞手把30具有一握持端31及一_ 連接端32，該連接端32樞設於該前煞基座1〇之容槽12， 該連接端32包括有一軸孔33及兩固定孔34 ’該轴孔33 對應於該前煞基座1〇之第一樞部121，並藉由一轴件60 而樞設於該前煞基座1〇之第一枢部121，兩固定孔34其 中之一固定孔34固定前輪煞車線15，以使該前煞手把30 能夠拉動該前輪煞車線15。該前煞手把30相反於該軸孔 33之一側凸設 ^部35。 該後煞手把40具有一握持端41及一連接端42,該連❹ 接端42樞設於該後煞基座20之容槽22，該連接端42包 括有一轴孔43及兩固定孔44，該軸孔43對應於該後煞基 座20之第一樞部221，並藉由一轴件60而枢設於該後煞 基座20之第一樞部221，兩固定孔44其中之一固定孔44 固定後輪煞車線25 ’以使該後煞手把40能夠拉動該後輪 煞車線25。該後煞手把40相反於該軸孔43之一側形成一 擋緣45。 ◎ 該連動機構50包括有一卡塊51、一連動線52、一 調整裝置53及一彈性件54，該卡塊51 —端具有一樞 孔511 ’該樞孔511對應於該前煞基座1〇之第二樞部 122 ’並藉由一軸件60樞設於該前煞基座1〇之第二樞 部122 °該卡塊51相反於該框孔511之一端具有一卡 勾部512及一連接孔513，且該卡塊51之卡勾部512 能夠扣住該前煞手把30之卡部35，以限制該前煞手把 30的樞擺。 201033078 • 該連動線52具有—頭部52卜該連動線52依序穿 - 過該卡塊51之連接孔513、兩導線座14、24、該後煞 ' 手把4〇之擋緣45及該調整裝置53，該頭部521擒止 於該卡塊51，該連動線52連接該後煞手把4{)及該卡 塊5卜使該後煞手把40與該卡塊51產生連動關係。 该調整裝置53能夠在連動線52上調整固定位置， 以調整連動線52與該卡塊51間的鬆緊度，進而達到控 ❹ 制後煞手把40按壓到預定位置時再拉動卡塊5卜當調 正装置53固疋於接近該後煞基座2〇的位置時，按壓後 煞手把40便會立即拉動連動線52連動卡塊51，當調 整裝置53固疋於遠離該後煞基座2〇的位置時，按壓後 煞手把40至一定煞車力道才拉連動線52拉動卡塊51。 3亥調整裝置53包括有一螺件531、一螺帽532及一墊 片533，该螺件531靠近頭部供連動線52穿設，該螺 帽532螺鎖迫緊該連動線52，該墊片533設於該連動 ❹ 線52及該螺帽532之間。該彈性件54套設於該連動線 52，且該彈性件54設於該卡塊51及該前煞基座10之 間，藉以彈性推抵該卡塊51卡扣於該前煞手把30之卡 部35。 參照圖六至圖八，一般狀況下，在未按壓後煞手把 時’前煞手把30的卡部35會受到卡塊51的卡掣而無法按 壓，如圖六所示，使用者按壓後煞手把4〇，當後煞手把40 的擋緣45接觸到調整裝置53時，後煞手把40便開始拉連 動線52 ’如圖七所示，連動線52拉動卡塊51產生樞擺， 7 201033078 使該卡塊51之卡勾部512遠離該前煞手把30之卡部35， 如圖八所不’此時，騎乘者能夠按壓前煞手把30進行前輪 …、車該卡塊51與該前煞手把別的卡部π係靠摩擦力勾 住，因此只要卡塊51與該卡部35的接觸斜角小於該卡部· 摩擦角’前煞手把3〇施再大的力也不會使卡塊51脫離， 而後煞手把4Q只要施力即可拉動卡塊51而讓前煞手把3〇 仔以產生煞車作用，故後煞把手4〇啟動煞住後輪後會同時 連動卡塊51與切35分離，藉此可達縣錢輪再煞前 輪的功效。其中該卡塊51的摩擦角因不同材料或構型會不〇 同的摩擦角。 m 若騎乘者如果不想使用先後煞再前煞的連動，可拉動 連動線52使卡塊51遠離前煞把手30的卡部35，再將調 整裝置53往後煞把手4〇的擋緣45拉動將卡塊51固定在 與卡部35分離的位置，如此一來，就能夠保有原來前後煞 分別控制的功能。 本發明有助於解決先煞後輪再煞前輪的功用之外，左 右手把也能依煞車作用力分配，自行車的前煞力道及後煞〇 力道調整為適當的比例後，能夠有效避免自行車因為煞車 而發生危險的情況發生。 參照圖九至圖十三’為本發明自行車煞車連動裝置第 二個實施例之立體外觀圖及剖面示意圖，本實施例大體上 與箣述弟一個實施例相同’其差異在於該前煞手把30之卡 部35與該卡塊51之卡勾部512間具有一煞車行輕S，以 及該調整裝置53a。 201033078 門1右it 卡部35與該卡塊51之卡勾部512 ::、有-煞車雜s ’該煞車行程s將前輪煞車限制於輪 月口與地面間產生滾動摩擦的 胎與地面間產生滑動餘&「㈣免刖輪煞車進入輪 動絲絲鱼±摩 間，防止危險發生，其中滾 會前翻的安全煞車翻，而滑動摩擦為 成翻車的危險煞車範圍。故前煞手把3G在未按 mu’按壓前煞手把3G仍可在產生滾動摩擦的 I f急煞車時，必須按壓後煞手把4G後才能使 =手把30麵域生滑動摩擦的前輪煞車邊雜这 4 ’以達贱前祕後_絲，避免翻車。 一忒调整裝置53a包括有一套件531a、一滑動件532&、 牛533a及一控制件534a，該套件53ia套接該滑動 a ’該滑動件532a套設該連動線52，該滑動件5边 上設有定位珠535a，該彈性件533a推抵該滑動件532&使 定位珠535a迫緊連動線52，該控制件5施能夠拉動該滑 動件532a使定位珠535a放鬆，使該調整調整裝置孤能 夠在連動線52上調整固定位置，進而達到控制後煞手把 40按塵到預定位置時再拉動卡塊51。藉由拉動該調整裝置 53a的控制件534a，使定位珠535a放鬆，讓調整裝置5如 此夠調整在連動線52上的固定位置，進*控制前後煞的連 動關係。 就以上所述可以歸納出本發明具有以下之優點： 1.本發明『自行車煞車連練置』，其中該卡塊與該前 煞手把的卡部係靠摩擦力勾住，因此只要卡塊的接觸斜角 201033078 小於摩擦角則能手把施再大的力均*會使卡塊脫離，以 控制先後煞再煎煞的煞車順序。 2.本發明『自行車煞車連動裝置』，該誠手把之卡部 與該卡塊之卡勾·具有煞車行程，使自行車於—般煞車 時，前輪煞車⑽有輪胎與地面滾動摩擦之獨立煞車效果。 3:本發明『自行車鱗連練置』，其結構簡單，組裝 也非常容易，若大量生產可更進—敦 & 作為一错成s，沒有_的結構不會料太=:刀別 〇 准上所述者，僅為本發明之較佳 以之限定本發明實施之範 匕田不月匕 件之置換，或依本發明4專=數值之變更或等效元 倚，皆應仍屬本發明專利涵蓋之=所作之均等變化與修 【圖式簡單說明】 L一。:為本發明自行車煞車連動裝置第-個實施之立體外 =為本發叫湘㈣_—辦施之立體分 圖:.為本發明自行車煞車連喊 大圖。 ㈡一所取之細部放 圖四：為本發明由 圖五:為本發明由Γ::Γ剖面線所取之剖面圖。 圖六:為本發明自行所取之剖面圖。 後煞手把拉動連動線。 '"置之動作狀態圖，表示 201033078 圖七：為本發明圖六的延續，表示連動線拉動卡塊。 圖八：為本發明圖七的延續，表示前煞手把進行按壓煞車。 圖九：為本發明自行車煞車連動裝置第二個實施之立體外 觀圖。 圖十：為本發明自行車煞車連動裝置第二個實施之立體分 解圖。 圖十一：為本發明自行車煞車連動裝置第二個實施之動作 示意圖。 圖十二：為本發明自行車煞車連動裝置第二個實施之動作 示意圖。 圖十三：為本發明自行車煞車連動裝置第二個實施之立體 外觀圖。 附件：為中華民國專利公告編號第461421號專利案。 【主要元件符號說明】 1 車手把 2 握把 10 前煞基座 11 固定部 12 容槽 121 第一框部 122 第二枢部 13 後槽 131 固定孔 14 導線座 15 煞車線 20 後煞基座 21 固定部 22 容槽 221 第一框部 23 散槽 231 固定孔 11 201033078 24 導線座 25 煞車線 30 前煞手把 31 握持端 32 連接端 33 軸孔 34 固定孔 35 卡部 40 後煞手把 41 握持端 42 連接端 43 軸孔 44 固定孔 45 擋緣 50 連動機構 51 卡塊 511 框孔^ 512 卡勾部 513 連接孔 52 連動線 521 頭部 53 調整裝置 531 螺件 532 螺帽 533 墊片 54 彈性件 53a 調整裝置 531a套件 532a 滑動件 533a彈性件 534a控制件 535a定位珠 60 轴件 S 煞車行程201033078, invention description: [Technical field to which the invention belongs] In particular, the invention mainly discloses a bicycle brake linkage device, which is characterized in that the rear wheel is smashed and the front wheel is braked. [Prior Art] e φ ^ Tractor-shifting sports tools for the next age of the axle = Sex and other vehicles. When the rider encounters an emergency, he is extremely scared and brakes urgently, causing a rollover accident. Today's Qing Treadmill is light and heavy, with high center of gravity, narrow wheel width, good braking force and excellent speed change design. The speed can easily reach 20~30 km/h or more. ==Emergency brakes are needed. Especially the order of use is wrong. , == The condition of overturning. π谷约& Refer to the attachment 'For the Republic of China Patent Bulletin No. 46i42i "and (4) the bicycle brake grip structure of the car line" patent case, in the case of: -: the device and the pressure of at least two brake lines The handle and the continuous user press the brake grip when riding, and achieve the function of front and rear brakes simultaneously to improve the safety of the overall material.吟 Brake movement: can ===:= is available for the front and back _ time line, then the front and rear 煞 * road is always smaller than the back 煞 force, custom knot =:::: force = to a good brake force For the above problem, 4:::: 201033078 is contrary to the above-mentioned conventional structure. The inventors have invented a bicycle brake linkage device which overcomes all the disadvantages of the above-mentioned conventional structure. SUMMARY OF THE INVENTION The technical problem to be solved by the present invention is to provide a bicycle brake linkage device in view of the above-mentioned deficiencies in the prior art. The main purpose of the bicycle brake linkage device of the present invention is to provide a brake linkage device that is successively forwarded. The secondary purpose of the bicycle brake linkage device of the present invention is that the card block is hooked with the frictional force of the card portion of the front handlebar, so that as long as the contact between the block and the card portion is less than the friction of the cutting (four) If you apply force again, it will not make the card block Lin, in order to reach (4) successively re-secret (four) car sequence. A further object of the bicycle brake linkage device of the present invention is that the front teacher handles the card portion _ the block between the hook portions of the card has an age stroke, so that when the bicycle is in the normal braking manner, the front wheel brakes still have no face shaft friction. The effect of the car. The same features and advantages will be more apparent from the following detailed description of the invention and the accompanying drawings. The technology, means and efficacy of Jiashi's adoption, - "1", "..." is described as follows, this is for illustrative purposes only. Yue 201033078 . 彡,, (3)- and Fig. 2 are the external appearance and exploded view of the bicycle brake train of the present invention. The invention comprises a front sill base 10, a sill base 20, a front handle 3 〇, a rear handle 40 and a linkage mechanism 50, the front sill base 10 and the rear sill base The seat 2 is fixed to both ends of the handlebar 1 respectively. Wherein: Referring to FIG. 3 and FIG. 4 simultaneously, the front cymbal base 1 〇 is coupled to one end of the handlebar 1 , the front cymbal base 10 has a fixing portion u for fixing 10 to the handlebar 1 ' The front sill base 10 is provided with a receiving slot 12 on one side of the bicycle grip 2 . The receiving slot 12 has a first pivot portion 121 and a second pivot portion 122 . The first pivot portion 121 is adjacent to the bicycle grip 2 . The second frame portion 122 is remote from the bicycle grip 2 . The front sill base 1 is opposite to the one end of the bicycle grip 2, and a recess 13 is formed. The recess 13 is connected to the receiving slot 12, and the recess 13 defines a fixing hole 131 opposite to one end of the receiving slot 12. The fixing hole 131 is implemented as a screw hole, and the fixing hole 131 can be screwed and fixed by a wire holder μ. The singer 煞 base 10 also wears a brake line 15 with a front wheel. The rear cymbal base 20 is coupled to the other end of the handlebar base 1, and the rear cymbal base 20 has a fixing portion 21 for fixing to the handlebar handle 1, which is opposite to the bicycle gripper One of the two sides is provided with a pocket 22 having a first pivot portion 221 adjacent to the bicycle grip 2, and the rear cymbal base 20 is opposite to one end of the bicycle grip 2 a slot 23 is formed in the slot 23, and the slot 23 is opposite to the one end of the slot 22 to form a fixing hole 231. The fixing hole 231 is implemented as a screw hole, and the coupling hole 231 is a wire. The seat 24 is screwed and fixed. The rear sill base 20 is also provided with a brake line 25 provided with a rear wheel. Referring to FIG. 5, the front handle 30 has a holding end 31 and a connecting end 32. The connecting end 32 is pivotally disposed on the receiving slot 12 of the front cymbal base. The shaft hole 33 and the two fixing holes 34' correspond to the first pivot portion 121 of the front cymbal base 1 and are pivotally mounted on the front cymbal base 1 by a shaft member 60 The pivot portion 121 and one of the two fixing holes 34 fix the front wheel brake line 15 to enable the front handlebar 30 to pull the front wheel brake line 15. The front handle 30 is opposite to the one side of the shaft hole 33. The rear handle 40 has a grip end 41 and a connecting end 42. The connecting end 42 is pivotally disposed on the recess 22 of the rear cymbal base 20. The connecting end 42 includes a shaft hole 43 and two fixed ends. a hole 44 corresponding to the first pivot portion 221 of the sill base 20 and pivoted to the first pivot portion 221 of the sill base 20 by a shaft member 60, the two fixing holes 44 One of the fixing holes 44 fixes the rear wheel brake wire 25' to enable the rear handlebar 40 to pull the rear wheel brake wire 25. The rear handle 40 is formed on a side opposite to the shaft hole 43 to form a retaining edge 45. The interlocking mechanism 50 includes a latching block 51, a connecting line 52, an adjusting device 53 and an elastic member 54. The latching end 51 has a pivot hole 511. The pivoting hole 511 corresponds to the front cymbal base 1. The second pivot portion 122 ′ is pivoted to the second pivot portion 122 of the front cymbal base 1 by a shaft member 60 . The latch 51 has a hook portion 512 opposite to one end of the frame hole 511 . A connecting hole 513 is formed, and the hook portion 512 of the block 51 can fasten the card portion 35 of the front handlebar 30 to limit the pivoting of the front handlebar 30. 201033078 • The connecting line 52 has a head 52 and the connecting line 52 is sequentially passed through the connecting hole 513 of the block 51, the two lead seats 14, 24, the retaining edge 45 of the rear 煞 'handle 4 及 and In the adjusting device 53, the head portion 521 is stopped on the card block 51, and the connecting line 52 is connected to the rear handlebar 4{) and the card block 5 to cause the rear handlebar 40 to be interlocked with the card block 51. relationship. The adjusting device 53 can adjust the fixed position on the linking line 52 to adjust the tightness between the linking line 52 and the block 51, and then pull the block 5 when the handle 40 is pressed to the predetermined position after the control is pressed. When the adjusting device 53 is fixed to the position close to the rear cymbal base 2, the pressing handle 40 immediately pulls the linking line 52 to interlock the block 51, and when the adjusting device 53 is fixed away from the rear raft base When the seat is at a position of 2 inches, the handle block 40 is pulled to the brake line 52 to pull the block 51 after pressing. The 3A adjusting device 53 includes a screw member 531, a nut 532 and a gasket 533. The screw member 531 is disposed near the head for the connecting line 52. The nut 532 is screwed to the connecting line 52. A piece 533 is disposed between the interlocking wire 52 and the nut 532. The elastic member 54 is disposed on the connecting wire 52, and the elastic member 54 is disposed between the clamping block 51 and the front cymbal base 10, so as to be elastically pushed against the locking block 51 and fastened to the front handlebar 30. The card portion 35. Referring to FIG. 6 to FIG. 8 , under normal circumstances, when the handle is not pressed, the card portion 35 of the front handle 30 will be pressed by the block 51 and cannot be pressed, as shown in FIG. After the handlebar handles 4〇, when the retaining edge 45 of the handlebar 40 contacts the adjusting device 53, the rear handlebar 40 starts to pull the connecting line 52' as shown in Fig. 7, and the interlocking line 52 pulls the latching block 51 to generate Pivot, 7 201033078, the hook portion 512 of the block 51 is moved away from the card portion 35 of the front handlebar 30, as shown in Fig. 8. At this time, the rider can press the front handlebar 30 to perform the front wheel... The card block 51 and the other card portion π of the front handle are hooked by friction, so that the contact angle of the block 51 and the card portion 35 is smaller than the card portion and the friction angle 'front handle 3再 再 再 再 再 再 再 再 再 再 再 再 再 再 再 再 再 再 再 再 再 再 再 再 再 再 再 再 再 再 再 再 再 再 再 再 再 再 再 再 再 再 再 再 再 再 再 再 再 再 再 再 再After the rear wheel is moved, the block 51 and the cut 35 are separated at the same time, thereby achieving the effect of the county money wheel and then the front wheel. The friction angle of the block 51 may not be the same friction angle due to different materials or configurations. m If the rider does not want to use the interlocking movement before and after the squatting, the linkage line 52 can be pulled to move the block 51 away from the card portion 35 of the front handle 30, and then the adjusting device 53 can be moved back to the rim 45 of the handle 4〇. The pulling of the block 51 is fixed at a position separated from the card portion 35, so that the functions of the original front and rear squats can be maintained. The invention can help to solve the function of the front wheel and the front wheel, and the left and right handles can also be distributed according to the force of the vehicle. After the bicycle front and rear force roads are adjusted to an appropriate ratio, the bicycle can be effectively avoided. A dangerous situation occurs while driving. 9 to 13 are a perspective view and a cross-sectional view of a second embodiment of a bicycle brake linkage device according to the present invention. This embodiment is substantially the same as an embodiment of the present invention. The difference lies in the front handle. The card portion 35 of the 30 and the hook portion 512 of the block 51 have a brake light S and the adjusting device 53a. 201033078 Door 1 right it card portion 35 and the hook portion 512 of the card block 51: :: There is a car s s 'The braking stroke s limits the front wheel brake to the tire and the ground between the wheel and the ground to generate rolling friction Produce sliding balance & "(4) Free wheel rim car enters the wheeled wire fish ± Mo, to prevent danger, in which the roll of the safety will turn over, and the sliding friction is the dangerous range of the car. When the 3G is pressed before the mu' is pressed, the 3G can still be used to generate the rolling friction of the If. When the car is pressed, the hand must be pressed 4G to make the front wheel of the handlebar 30. This 4' is used to prevent the rollover. The adjustment device 53a includes a sleeve 531a, a slide member 532&, a cow 533a and a control member 534a, and the sleeve 53ia sleeves the slide a 'the slide The connecting member 52 is sleeved on the side of the sliding member 5, and the positioning member 535a is disposed on the side of the sliding member 5, and the elastic member 533a pushes against the sliding member 532&; the positioning bead 535a is forced to the connecting line 52, and the control member 5 can pull the member The sliding member 532a relaxes the positioning bead 535a, so that the adjustment adjusting device is solitary It is enough to adjust the fixed position on the linkage line 52, and then pull the block 51 when the handle 40 is dusted to the predetermined position after the control is reached. By pulling the control member 534a of the adjusting device 53a, the positioning bead 535a is relaxed, and the adjustment is made. The device 5 can adjust the fixed position on the interlocking line 52 to control the interlocking relationship between the front and the rear. The above-mentioned advantages can be summarized as follows: 1. The present invention has the following advantages: The block and the card portion of the front handle are hooked by friction, so that as long as the contact angle of the block 201033078 is smaller than the friction angle, the force of the handle can be disengaged* to cause the block to be detached, so as to control the successive煞 煞 煞 煞 煞 2. 2. 2. 2. 2. 2. 2. 2. 2. 2. 2. 2. 2. 2. 2. 2. 2. 2. 2. 2. 2. 2. 2. 2. 2. 2. 2. 2. 2. 2. 2. 2. 2. 2. 2. 2. 2. 2. 2. 2. 2. 2. 2. 2. 2. 2. 2. 2. 2. 2. 2. 2. 2. 2. Independent braking effect of tire and ground rolling friction. 3: The invention of "bicycle scales" is simple in structure and easy to assemble. If mass production can be further improved - Dun & as a mistake into s, no _ The structure is not expected to be too =: the knife is not limited to the above, and only the preferred embodiment of the present invention limits the replacement of the model of the invention, or according to the invention Or equivalent yuan, should still be covered by the invention patent = equal change and repair [simplified description of the drawing] L one: the first implementation of the bicycle brake linkage device of the present invention Called Xiang (four) _-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Take a section view. Figure 6 is a cross-sectional view taken by the present invention. The back handle pulls the linkage line. '"Set the action state diagram, indicating 201033078 Figure 7: Continuation of Figure 6 of the present invention, indicating that the linkage line pulls the block. Figure 8 is a continuation of Figure 7 of the present invention, showing that the front handle is pressed and braked. Figure 9 is a perspective view of the second embodiment of the bicycle brake linkage device of the present invention. Figure 10 is a perspective exploded view of the second embodiment of the bicycle brake linkage device of the present invention. Figure 11 is a schematic view showing the action of the second embodiment of the bicycle brake linkage device of the present invention. Figure 12 is a schematic view showing the action of the second implementation of the bicycle brake linkage device of the present invention. Figure 13 is a perspective view showing the second embodiment of the bicycle brake linkage device of the present invention. Attachment: Patent case No. 461421 of the Republic of China. [Main component symbol description] 1 Driver's handle 2 Grip 10 Front cymbal base 11 Fixing part 12 Groove 121 First frame part 122 Second pivot part 13 Rear groove 131 Fixing hole 14 Conductor seat 15 Brake line 20 Rear pedestal 21 fixing part 22 socket 221 first frame part 23 groove 231 fixing hole 11 201033078 24 wire holder 25 brake wire 30 front handle 31 holding end 32 connection end 33 shaft hole 34 fixing hole 35 card part 40 rear hand 41 41 holding end 42 connecting end 43 shaft hole 44 fixing hole 45 retaining edge 50 linkage mechanism 51 block 511 frame hole ^ 512 hook portion 513 connecting hole 52 connecting line 521 head 53 adjusting device 531 screw 532 nut 533 Shim 54 Elastic member 53a Adjustment device 531a Kit 532a Slider 533a Elastic member 534a Control member 535a Positioning bead 60 Shaft member S Brake stroke