201105540 六、發明說明： 【發明所屬之技術領域】 本發明係提供_祕控的坐墊高 且，拉線嶋調整丄二:適 :般自行車為求符合不同身高之使用者的騎 坐墊’其坐塾高度都是設為可調整。關於自行車: >墊同度的調整，在習用技術上通常係藉由操作車之 ^與鎖緊來進行。如公告第322012號揭示一種自行車座：放 套改良結構，装仫仏一Γ别击太a 種目订車座嚎束 穿設有快抗“ 束開口兩侧延伸凸耳，凸耳上 珠、n、，^束套外緣適#位置設有鋼珠孔俾埋入-鋼 ，且以一平頭螺絲螺結於鋼珠孔外側段而封口 内緣部份套設於自行車座管上端，該彈菁會推 〜 而頂在坐墊支管表面’當鬆開快拆裝置調整坐“ =管上ΓΓ度頂録^管以避免^支管賴下“ 於僖， 而’該自行車座管束套改良結構需要自行車虛 進巧才能進行坐墊高度調整，無法提供使用者在騎乘中 塾高度調整’對於想要因應不同道路狀況隨意調整 尚度的使用者而言，並不適用。 愛 【發明内容】 緣此，本發明之主要目的在提供一種線控的坐墊高度調整 w 該坐墊高度調整裝置適於安裝在自行車上且提供使用者 可騎乘中利用拉線控制來進行坐墊高度的調整，使得自行車 的坐塾1高度調整能更加便利者。 201105540 依據本發明一較佳實施例構成之線控的坐墊高度調整裝 置係包含-支樓管、-連接桿、-固定夾、一操作裝置及一鋼 線；該支撐管設在一自行車之車架上，該車架上具有一把手， 該支撐官内部具有沿著一縱向軸線延伸的管孔，該支撐管並具 有在該縱向軸線上隔開的一上端與一下端；該連接桿包含在該 縱向軸線上隔開的-頂端及一底端，該頂端與該自行車坐塾連 該底端由該支撑管的上端插人該支撲管的管孔内，該連接 桿的内部具有一孔；該固定夹包含在周圍具有一切口的C狀環 鲁體，該環體套接在該支稽管的上端，該環體上具有在周圍方向 隔開且界定該切口的第-端與第二端，該固定失更包含由肝 體第一端與該環體第二端個別向外延伸的凸耳；該操作件安^ :該自行車之把手上且可在一第一位置及―第二位置之間移 動，該鋼線包含一第一線端及一第二線端，該鋼線之第一線端 =在:固定夹之…上;該鋼線之第二線端結合在該操作 作件位在第—位置時，該鋼線第—線端會對該固 疋夹之一凸耳施力，使得該環體會夹固該支樓管的上端；冬該 操作件位在第二位置時，該鋼線第一線端會釋玫對該固定= -凸耳的施力，使得該環體不會夹固該·支# 桿可在該管孔内相對該支樓管作升降移動以調=錄= 度。 冋 最好，該坐塾高度調整I置更包含一彈性元件，該彈性元 在該支 在該連接桿的孔内且鄰近該“== 201105540 位置時，該連接桿在該管孔内相對該支料的升降移動係抵廢 該彈性元件。 在-實施例中，該支撺管的上端設有一沿著該縱向轴線延 伸的缺槽’使得該支樓管上端可向内夾合；該固定夾之二凸耳 設有對準的孔，該麟第-線料職蚊失之二凸耳的孔且 姑合-外徑大於該孔之孔徑_件 _ 地結合在-安袭座上，該安裝座組裝在該把手==: 外表面上設有-第-連結部，該操作件上具有可與該第一連結 部結合的-第二連結部，當該操作件移到第— 一 連結部會與第一連結部結合。 該第一 關於本發明之其他目的、優點及特徵，將可由以下較佳實 施例的詳細說明並參照所附圖式來了解。 【實施方式】 以 本發明可用多種不同的形式來實施。現將僅為例子但非用 限制的實施例並參照所附圖式就本發明較佳結構内容說明 如下： ° 參閱第-圖至第五圖，顯示依據本發明一較佳實施例構成 的坐塾高度調整裝置ίο，其包含—域管12、—連接桿16 -彈性it件14 一岐夾18、—操作裝置2()及—鋼線2卜 該支樓管設在-自行車24之車架26上用以提供該自 行車24之坐塾28安裝，該車架26之前後兩側個別安裝有前 輪30與後輪32，該車架26之前侧上端安裝一把手3丨。該支 樓管12内部具有沿著-縱向軸線延伸的管孔％以及在該縱向 轴線上隔開的上端36與下端38，該管孔34的上端36具有一 201105540 開口 40，該支撐管12的上端36並执 管12上端36係、可向内夾合，該缺槽H缺槽42使得該支撑 縱向軸線向下端38延伸一段長度且與係由該上端36沿著該 管12的管孔34内之鄰近下端38處設38隔開。該支禮 該連接桿16包含在該縱向軸線上 &接。卩43 端52，該頂端50與該自行車24之坐勢二一頂端5〇及一底 52係由該支樓管的上端開口 4。插入：支底二連接，該底端 八及支撐管12的管孔34 内使得該連接桿16可在該管孔34内相對該切管η作升降 移動。在本實施射，該連接桿16的底端52係顺且該連接 桿16的内部具有一孔48，該連接桿16的外周圍設有—凹槽 54 ’該凹槽54由該頂端50沿著該縱向軸線向底端52延伸一 段長度且與該底端52隔開。 在本實施例中，該彈性元件14係一彈簧，其包含在該縱 向軸線隔開的一第一端腳44及一第二端腳46,該彈性元件14 的第一端腳44收納在該支撐管12的管孔34内且鄰近該支禮 φ管12的下端38’在本實施例中，該彈性元件14的第二端二 44係頂抵在管孔34内的抵接部43上’該彈性元件14的第二 端腳46收納在該連接桿16的孔48内且鄰近該支樓管12的上 端36’使得該連接桿16相對該支撐管12向下移動時&，該彈性 元件14的第二端腳46會受壓而隨著向下移動且蓄積上升彈力 (見第五圖及第六圖）。 該固定夾18包含在周圍具有一切口 56的c狀環體57，該 %體57具有在周圍方向隔開且界定該切口 的第一端58與 第二端60。該固定夾·18並具有沿著該縱向軸線延伸且可配= 201105540 地套在該支撐管12上端36周圍的穿孔62,該固定失18更包 含由該第一端58與第二端60個別向外延伸的凸耳64,當該二 凸耳64相向移動時，該環體57會牢固地夾合該支標管12上 端36(見第九圖），該二凸耳64上並設有對準的孔66。在本 實施例中，該環體57在與該切口 56相對的一側壁上設有一結 合孔68用以提供例如螺絲的連接件7〇鎖入且抵接在該支樓管 上端36，使得該固定夾18與該支撐管12結合定位（見第五 圖）。再者，該環體57之穿孔62内壁在相對切口 56處設有 一凹部72,且該環體57之穿孔62内壁在頂端處係形成一朝内 延伸的凸緣73。 在本實施例中，該環體57的穿孔62内係收納一襯環74 ’ 該襯環74具有沿著該縱向軸線延伸且可套在該連接桿16頂端 50周圍的一穿孔75。該襯環74係套在連接桿16外周圍且位 在該環體57頂端凸緣73與該支樓管12上端36之間。再者， 該襯環74的周圍具有一切槽Μ使得該襯環74可向内夾合。 該襯環74的内表面與外表面並個別具有一凸出的結合部76， 該二結合部76係與該連接桿16的凹槽54及該固定夾18的凹 部7 2個別結合，藉以防止該連接桿16相對該固定夹18或相 對該支撐管12轉動。 參閱第七圖及第八圖’該梯作裝置包含可女裝在該自 行車把手31上的^一安裝座80及結合在該安裝座80上的一操 作件82。在本實施例中，該安裝座80係一可炎固在該把手31 上的套環，且該安裝座80之外表面上設有一第一連結部84 ’ 在本實施例中，該第一連接部84係一凸出的公連結部；該操 201105540 作件82係可相對該安裝座80在一第一位置及一第二位置轉 動，該操作件82上具有可與該第一連結部84結合的一第二連 結部85，在本實施例中，該第一連接部84係一凹入的母連結 部，當該操作件82移到第一位置時，該第二連結部85會與第 一連結部84結合而將該操作件82固定在該安裝座80上，又 當施力使該操作件82的第二連結部85與該第一連結部84脫 離時，該操作件82係可由第一位置移到第二位置。 該鋼線22包含一第一線端86及一第二線端88,該第一線 鲁端86係穿過該固定夾18之二凸耳64上的孔66且結合一外徑 大於該孔66之孔徑的端件90，使得該鋼線22之第一線端86 結合在該固定夾18之一凸耳64上；該第二線端88係結合在 該操作件82上，使得該操作件82在第一位置與第二位置之間 轉動時，該鋼線22會受帶動。當該操作件82轉到第一位置時， 該鋼線第二線端88會被拉向把手31而繃緊，則第一線端86 會對該固定夾18之二凸耳64施加向内移動的力，使得該環體 57會夾固該支撐管的上端36 (見第九圖）；又當該操作件82 ®轉到第二位置時，該鋼線22第二線端88會釋放對該固定夾18 之二凸耳64所施加的力，使得該環體57不會夹固該支撐管12 的上端36 (見第四圖）。 當該坐墊高度調整裝置10組裝在自行車24上後，該操作 件82在平時係轉到第一位置且利用第二連結部85與第一連結 部84結合而定位，使得該固定夾18夾固該支撐管12的上端 36而將該自行車24之坐墊28高度固定。若是使用者要調整該 坐墊28之高度時，只妻將該操作件82由第一位置轉到第二位 201105540 置就可進行’明確而論，當該操作件82由第—位置轉到第二 位置後，該固定夾18就會因鋼線22第二線端88的釋放不再 夾固該支#管的上端36，因而該連接桿16就可相對該支撐管 12作^降移動。由於該彈性元件14之彈力支撐該連接桿16 , ^斤以當騎乘在自行車24上的使用者抬起臀料，該支撐管12 就會往上升，另一方面，若使用者對坐墊28施加下坐之力時， 該支撐營12就會抵壓該彈性元件14之彈力往下降，而能輕易 地調整坐$ 28到達使用者所要的高度。當坐塾28 S度調整之 後再將該操作件82由第二位置轉到第一位置定位 ，就可再 1用固疋夾18失固該支撐管12上端祁而將該自行車24坐墊 28高度固定。 '依據本發明所形成的坐塾高度調整裝置iq不僅結構簡 Γ〜同時’可提供使用者在縣中湘操作件82拉引鋼線22 $制坐墊28高度的調整，使得自行車24的坐塾找高度調 匕更加便利’故本發明已能達成預期的設計目的及效果增 2% 〇 =是對本發明之構造作較㈣施例的說明， 神是可作多種變化或修㈣施例。是以，對於熟# 的專:md,明顯替換與修錦’仍將併入於本發明所5 201105540 【圖式簡單說明】 第一圖係顯示依據本發明一較佳實施例構成之坐墊高度調整 裝置及一自行車的平面圖。 第二圖係第二圖之坐墊高度調整裝置的局部元件立體分解圖。 第三圖係第二圖之組合立體圖。 第四圖係沿第三圖之4-4線所取的剖視圖。 第五圖係顯示第一圖之局部剖視圖。 第六圖顯示第五圖之坐墊向下移動的動作圖。 #第七圖顯示第一圖中之圈取部份的放大圖。 第八圖顯示第七圖之操作件轉動且拉動鋼線的動作圖。 第九圖係顯示第四圖之固定夾之二凸耳朝向夾合方向移動的 動作圖。 【主要元件符號說明】 10·坐墊高度調整裝置 12.支撐管 14.彈性元件 16.連接桿 18.固定夾 20.操作裝置 22.鋼線 24.自行車 26.車架 28.坐墊 30.前輪 31.把手 32.後輪 34.管孔 36.上端 38.下端 40.開口 42.缺槽 43.抵接部 44.第一端腳 46.第二端腳 48.孔 201105540 50.頂端 52.底端 54.凹槽 56.切口 57.環體 58.第一端 60.第二端 62.穿孔 64.凸耳 66.孔 68.結合孔 70.連接件 72.凹部 73.凸緣 74.概環 75.穿孔 76.結合部 78.切槽 80.安裝座 82.操作件 84.第一連結部 85.第二連結部 86.第一線端 88.第二線端 90.端件 12201105540 VI. Description of the invention: [Technical field to which the invention pertains] The present invention provides a seat cushion that is _ secret control and has a high adjustment of the cable 丄 two: suitable: a bicycle for the purpose of satisfying the ride of a user of different heights塾 Height is set to adjustable. About bicycles: > The adjustment of the same degree of padding is usually carried out by the operation of the vehicle and the locking. As disclosed in Announcement No. 322012, a bicycle seat is provided: the improved structure of the sleeve is set, and the frame is fixed and the frame is fixed. The frame is worn with a quick-resistance "the extension lug on both sides of the beam opening, the lug on the lug, n, , ^ bundle outer edge suitable for the position of the steel ball hole 俾 buried - steel, and a flat head screw screwed to the outer side of the steel ball hole and the inner edge of the seal is sleeved on the upper end of the bicycle seat tube, the elastic will push ~ While the top is on the surface of the seat tube branch, 'When the quick release device is loosened, adjust the seat to sit on the tube. ・The tube is placed on the top of the tube to avoid the tube branch. 僖 僖 而 而 而 僖 僖 改良 改良 改良 改良 改良 改良 改良 改良 改良 改良 改良 改良 改良 改良 改良 改良 改良 改良 改良 改良 改良In order to adjust the height of the seat cushion, it is not possible to provide the user with the height adjustment during riding. It is not suitable for users who want to adjust the degree of the road according to different road conditions. Love [Abstract] Accordingly, the present invention The main purpose is to provide a wire-controlled cushion height adjustment w. The seat cushion height adjusting device is adapted to be mounted on a bicycle and provides a user to control the height of the seat cushion by using the pull wire control during riding, so that the bicycle seat 1 The adjustment of the height of the seat cushion according to a preferred embodiment of the present invention comprises: a branch pipe, a connecting rod, a fixing clip, an operating device and a steel wire; the support The tube is disposed on a bicycle frame having a handle, the support portion having a tube hole extending along a longitudinal axis, the support tube having an upper end and a lower end spaced apart from the longitudinal axis The connecting rod includes a top end and a bottom end spaced apart from the longitudinal axis, the top end is connected to the bicycle seat, and the bottom end is inserted into the tube hole of the branch pipe by the upper end of the support tube, the connection The inside of the rod has a hole; the fixing clip comprises a C-shaped ring body having a mouth around, the ring body is sleeved on the upper end of the branch pipe, and the ring body has a circumferential direction and defines the slit The first end and the second end, the fixing loss comprises a lug extending outwardly from the first end of the liver body and the second end of the ring body; the operating member is mounted on the handle of the bicycle Moving between the first position and the second position, The steel wire comprises a first wire end and a second wire end, the first wire end of the steel wire is on: the fixing clip; the second wire end of the steel wire is combined in the operation piece at the first In position, the first end of the steel wire will exert a force on one of the lugs of the solid clamp, so that the ring body will clamp the upper end of the branch pipe; when the operating part is in the second position, the steel wire The first line end will release the force of the fixing = - the lug, so that the ring body does not clamp the rod. The rod can be moved up and down relative to the branch pipe in the tube hole to adjust = record = Preferably, the seat height adjustment I further comprises an elastic member, the elastic element being in the hole of the connecting rod and adjacent to the position of "== 201105540, the connecting rod is in the tube hole The lifting movement relative to the support rejects the elastic element. In an embodiment, the upper end of the branch tube is provided with a notch extending along the longitudinal axis such that the upper end of the branch tube can be clamped inward; the two lugs of the fixing clip are provided with aligned holes The lining-line material of the mosquitoes loses the two lug holes and the occlusion-outer diameter is larger than the aperture of the hole_piece_the ground is combined on the - attacking seat, the mounting seat is assembled in the handle ==: The surface is provided with a -th joint portion having a second joint portion engageable with the first joint portion, and the first joint portion is coupled to the first joint portion when the operation member is moved to the first joint portion. The other objects, advantages and features of the present invention will become apparent from [Embodiment] The present invention can be implemented in many different forms. The preferred structural aspects of the present invention will now be described by way of example only and not limitation, and with reference to the accompanying drawings in which: FIG.塾 height adjustment device ίο, which comprises - domain tube 12, - connecting rod 16 - elastic member 14 - 岐 18, - operating device 2 () and - steel line 2 The frame 26 is provided with a seat 28 for providing the bicycle 24. The front and rear wheels 32 and 32 are separately mounted on the front and rear sides of the frame 26, and a handle 3 is mounted on the front side of the front side of the frame 26. The branch pipe 12 has a tube hole % extending along the longitudinal axis and an upper end 36 and a lower end 38 spaced apart from the longitudinal axis. The upper end 36 of the tube hole 34 has a 201105540 opening 40, the support tube 12 The upper end 36 and the upper end 36 of the tube 12 are clamped inwardly, the notch H notch 42 extending the support longitudinal axis to a lower end 38 for a length and from the upper end 36 along the tube bore 34 of the tube 12. The inner lower end 38 is 38 apart. The support rod 16 is included on the longitudinal axis & The end 43 is 52, and the top end 50 and the top of the bicycle 24 are 5 〇 and a bottom 52 is opened by the upper end 4 of the branch pipe. Insertion: a bottom two connection, the bottom end 8 and the tube hole 34 of the support tube 12 allow the connecting rod 16 to move up and down relative to the cutting tube η in the tube hole 34. In the present embodiment, the bottom end 52 of the connecting rod 16 is straight and the inside of the connecting rod 16 has a hole 48. The outer periphery of the connecting rod 16 is provided with a groove 54. The groove 54 is along the top end 50. The longitudinal axis extends a length to the bottom end 52 and is spaced from the bottom end 52. In this embodiment, the elastic member 14 is a spring that includes a first end 44 and a second end 46 spaced apart from the longitudinal axis. The first end 44 of the elastic member 14 is received therein. In the present embodiment, the second end of the elastic member 14 is occupied against the abutment portion 43 in the tube hole 34 in the tube hole 34 of the support tube 12 and adjacent to the lower end 38' of the branch φ tube 12. 'The second end leg 46 of the resilient member 14 is received within the bore 48 of the connecting rod 16 and adjacent the upper end 36' of the branch pipe 12 such that the connecting rod 16 moves downward relative to the support tube 12, The second end leg 46 of the resilient member 14 will be pressed to move downward and accumulate a rising spring force (see Figures 5 and 6). The retaining clip 18 includes a c-shaped ring body 57 having a peripheral opening 56 therein, the % body 57 having a first end 58 and a second end 60 spaced apart in a peripheral direction and defining the slit. The retaining clip 18 has a perforation 62 extending along the longitudinal axis and can be fitted with the outer end 36 of the support tube 12, and the fixed loss 18 further includes the first end 58 and the second end 60. The outwardly extending lug 64, when the two lugs 64 move toward each other, the ring body 57 will firmly clamp the upper end 36 of the branch tube 12 (see the ninth diagram), and the two lugs 64 are provided with Aligned holes 66. In this embodiment, the ring body 57 is provided with a coupling hole 68 on a side wall opposite to the slit 56 for providing a connecting member 7 such as a screw, and abutting against the upper end 36 of the branch pipe, so that The retaining clip 18 is positioned in conjunction with the support tube 12 (see Figure 5). Further, the inner wall of the perforation 62 of the ring body 57 is provided with a recess 72 at the opposite slit 56, and the inner wall of the perforation 62 of the ring body 57 forms an inwardly extending flange 73 at the tip end. In the present embodiment, the collar 62 of the ring body 57 receives a backing ring 74'. The backing ring 74 has a perforation 75 extending along the longitudinal axis and surrounding the top end 50 of the connecting rod 16. The backing ring 74 is sleeved around the outer periphery of the connecting rod 16 and between the top end flange 73 of the ring body 57 and the upper end 36 of the branch pipe 12. Moreover, the circumference of the backing ring 74 has all the grooves so that the backing ring 74 can be sandwiched inward. The inner surface and the outer surface of the backing ring 74 individually have a convex joint portion 76, and the two joint portions 76 are combined with the groove 54 of the connecting rod 16 and the concave portion 72 of the fixing clip 18 to prevent The connecting rod 16 rotates relative to the fixed clip 18 or relative to the support tube 12. Referring to the seventh and eighth figures, the ladder device includes a mounting bracket 80 for women's wear on the bicycle handle 31 and an operating member 82 coupled to the mounting bracket 80. In this embodiment, the mounting seat 80 is a collar that can be affixed to the handle 31, and a first connecting portion 84' is disposed on the outer surface of the mounting seat 80. In this embodiment, the first The connecting portion 84 is a protruding male connecting portion; the operating portion 201105540 is rotatable relative to the mounting base 80 in a first position and a second position, and the operating member 82 has a first connecting portion In the present embodiment, the first connecting portion 84 is a concave female connecting portion. When the operating member 82 is moved to the first position, the second connecting portion 85 The operating member 82 is fixed to the mounting seat 80 in combination with the first connecting portion 84, and the operating member 82 is biased when the second connecting portion 85 of the operating member 82 is disengaged from the first connecting portion 84. The system can be moved from the first position to the second position. The steel wire 22 includes a first wire end 86 and a second wire end 88. The first wire end 86 passes through a hole 66 in the two lugs 64 of the fixing clip 18 and is combined with an outer diameter larger than the hole. The end piece 90 of the aperture of 66 is such that the first wire end 86 of the steel wire 22 is bonded to one of the lugs 64 of the retaining clip 18; the second wire end 88 is coupled to the operating member 82 such that the operation When the piece 82 is rotated between the first position and the second position, the steel wire 22 is driven. When the operating member 82 is turned to the first position, the second wire end 88 of the steel wire is pulled toward the handle 31 and tightened, and the first wire end 86 applies the inward of the two lugs 64 of the fixing clip 18. The force of movement causes the ring body 57 to clamp the upper end 36 of the support tube (see Figure 9); and when the operating member 82 is rotated to the second position, the second line end 88 of the steel wire 22 is released. The force applied to the two lugs 64 of the retaining clip 18 is such that the loop body 57 does not clamp the upper end 36 of the support tube 12 (see fourth figure). When the seat height adjusting device 10 is assembled on the bicycle 24, the operating member 82 is normally rotated to the first position and is coupled with the first connecting portion 84 by the second connecting portion 85 so that the fixing clip 18 is clamped. The upper end 36 of the support tube 12 heights the seat cushion 28 of the bicycle 24. If the user wants to adjust the height of the seat cushion 28, the wife can change the operating member 82 from the first position to the second position 201105540, and it can be made clear, when the operating member 82 is moved from the first position to the first position. After the two positions, the fixing clip 18 will no longer clamp the upper end 36 of the branch tube due to the release of the second wire end 88 of the steel wire 22, so that the connecting rod 16 can be moved relative to the support tube 12. Since the elastic force of the elastic member 14 supports the connecting rod 16, the support tube 12 will rise upwards when the user riding on the bicycle 24 lifts the hip material, and on the other hand, if the user pairs the seat cushion 28 When the force of sitting down is applied, the support camp 12 presses the elastic force of the elastic member 14 downward, and can easily adjust the sitting height to reach the user's desired height of $28. When the operating member 82 is rotated from the second position to the first position after the adjustment of the squat 28 S degree, the upper end of the support tube 12 can be lost by the tamper clip 18 and the height of the bicycle 24 cushion 28 can be adjusted. fixed. 'The seat height adjusting device iq formed according to the present invention is not only simple in structure~ at the same time' can provide the user with the adjustment of the height of the seat cushion 28 of the steel wire 22 of the county Zhongxiang operating member 82, so that the bicycle 24 is seated. It is more convenient to find a high degree of tempering. Therefore, the present invention has achieved the desired design objective and the effect is increased by 2%. 〇 = is a description of the structure of the present invention compared to (4), and God can make various changes or repairs (4). Therefore, for the mature #md: md, the obvious replacement and repairing will still be incorporated into the present invention. 5 201105540 [Simplified description of the drawings] The first figure shows the height of the seat cushion constructed according to a preferred embodiment of the present invention. Adjustment device and a plan view of a bicycle. The second figure is an exploded perspective view of a partial component of the seat height adjusting device of the second figure. The third figure is a combined perspective view of the second figure. The fourth figure is a cross-sectional view taken along line 4-4 of the third figure. The fifth figure shows a partial cross-sectional view of the first figure. The sixth figure shows the action diagram of the seat cushion moving downward in the fifth figure. #第图图 shows an enlarged view of the circled portion in the first figure. The eighth figure shows an action diagram in which the operating member of the seventh figure rotates and pulls the steel wire. The ninth diagram is an action diagram showing the movement of the two lugs of the fixing clip of the fourth figure toward the clamping direction. [Main component symbol description] 10. Cushion height adjusting device 12. Support tube 14. Elastic member 16. Connecting rod 18. Fixing clip 20. Operating device 22. Steel wire 24. Bicycle 26. Frame 28. Cushion 30. Front wheel 31 Handle 32. Rear wheel 34. Tube hole 36. Upper end 38. Lower end 40. Opening 42. Notch 43. Abutment 44. First end leg 46. Second end leg 48. Hole 201105540 50. Top 52. End 54. Groove 56. Notch 57. Ring 58. First end 60. Second end 62. Perforation 64. Lug 66. Hole 68. Binding hole 70. Connector 72. Recess 73. Flange 74. Ring 75. Perforation 76. Bonding portion 78. Groove 80. Mounting 82. Operating member 84. First connecting portion 85. Second connecting portion 86. First wire end 88. Second wire end 90. End piece 12