200911466 九、發明說明： 【發明所屬之技術領域】 本發明是有關於一種扳手，特別是指—種棘動式活動 板手。 【先前技術】 如圖1所示，一般活動扳手10具有成一體的一握柄n 與-固定顆12,分別設置於該握柄u並相互連通的—導槽 13與一容置孔14, 一呈可轉動地裝設在該容置孔14内的： 整螞桿15 ’ -置入該導槽13内並可受該調整蜗桿15傳動 而產生線性移動的從動桿16，及一成型於該從動桿Μ並平 齊於該固定顎12的活動顆17。 使用時，是轉動該調整蝸桿15，則可傳動該從動桿Μ 線性移動以改變該活動顆17與該固定帛12之間的距離， 進而可以失置並轉動不同規格的螺鎖件（圖未示），該活動板 手10雖然具備上述使用特性，但是仍存在下列缺失： 由於操作時常會受限於操作空間較小，導致該活動板 手10帶Μ螺鎖件轉動預定行程後，必須迴轉才能再帶動 該螺鎖件繼續轉動，但是因為該活動顎17與該固定顎12 在使用狀態時皆呈^位設計，所以在該活動扳手1〇迴轉前 二必須先反向轉動該調整蝸桿15使該活動顆17遠離該固 定顎同B守解除夾置该螺鎖件，才不會帶動該螺鎖件同步 迴«需要再轉動該調整_ 15使該活㈣Η與該 固疋# 12再度配合夾置該螺鎖件，才能繼續帶動該螺鎖件 轉動’實務上存有使用較不方便的缺失。 200911466 【發明内容】 螺鎖=使之目的是在提供—種可以快速夾持定位 b使用較方便的棘動式活動扳手。 於是’本發明棘動式 元從動單元、―:;單:扳手包含-本體、-調整單 ^丄 傜孚早兀、一阻塞件，及一彈性件。200911466 IX. DESCRIPTION OF THE INVENTION: TECHNICAL FIELD The present invention relates to a wrench, and more particularly to a ratcheting movable wrench. [Prior Art] As shown in FIG. 1 , the movable wrench 10 has an integral handle n and a fixing member 12 respectively disposed on the handle u and communicating with each other, a guiding slot 13 and a receiving hole 14 . a rotatably mounted in the accommodating hole 14: a stalk rod 15' - a follower rod 16 inserted into the guide groove 13 and capable of being linearly moved by the adjustment worm 15, and a The movable piece 17 is formed on the driven rod Μ and flushed to the fixed jaw 12. In use, when the adjusting worm 15 is rotated, the driven rod 可 can be linearly moved to change the distance between the movable piece 17 and the fixed cymbal 12, and the screw locks of different specifications can be lost and rotated (Fig. Although not shown, although the movable wrench 10 has the above-mentioned use characteristics, the following defects still exist: Since the operation is often limited by the small operation space, the movable wrench 10 must be rotated by a predetermined stroke after the rotation of the screw member. The rotation can further drive the screw to continue to rotate, but since the movable jaw 17 and the fixed jaw 12 are in a positional design, the adjustable wrench must be reversely rotated before the movable wrench 1 turns. 15, the movable piece 17 is away from the fixed 颚 and the B keeper to disengage the screw lock member, so as not to bring the screw lock member back to the synchronization «requires to rotate the adjustment _ 15 so that the live (four) Η and the solid 疋 # 12 again In conjunction with the clamping of the screw, the screw can be continuously driven to rotate. In practice, there is a less convenient use. 200911466 [Summary] The screw lock = the purpose is to provide a kind of quick clamping position b. Use a more convenient ratchet wrench. Thus, the spine type driven unit of the present invention, the ":: single wrench" includes a body, an adjustment unit, a blocking member, and an elastic member.
该本體包括一楣紅 A -自該頭部沿-第—方二 柄的一端成型的頭部， 向垂直的第… 的固定顎’沿-與該第-方 愈-第-導： 於該頭部並互相連通的-第-導槽 方第—導槽’沿-與該第一方向、第二方向垂直的第三 置於該頭部並連通該第-導槽的一容置孔，自1 頭部的—外周㈣★置孔，-自該 兮笛1 導槽設置的第三導槽，及-自 ”第二導槽擴徑成型並連通該第_導槽的第四導槽。 整蜗;I調整單元包括一呈可轉動地安裝在該容置孔内的調 蝸r傳t動早70包括一安裝在該第—導槽内並可受該調整 :ΠΓ該第二方向移動的從動桿，-自該從動桿沿 二=型並位於該第二導槽内的連結塊，及-自該 ，二該第一方向成型的活動顯，該活動顆具有-面對 3玄固定顎的夾置面。 印耵 該擋掣單元包括一活動座及一擋塊，該活動座具有一 :移動地滑置入該第三導槽的滑塊，一自該滑塊朝向該 :動顯成型並位於該第四導槽内的連結塊，及一設置於兮 2塊並凸伸出該第二導槽外的嵌線，該擋塊具有-用以 敗套於該嵌塊的嵌槽。 200911466 該阻塞件是安裝固定在該第三導槽内。 6亥彈性件安裝在該第三導槽内，用以使該擋掣單元恆 朝向該阻塞件的反向移動。 藉由上述組成，可以藉由該固定顎與該活動顎的夹置 面配合夾持定位一螺鎖件，當對該握柄施一順時針方向轉 動力’還可藉由該擋塊推壓該螺鎖件以順利帶動該螺鎖件 轉動’當對該握柄施-逆時針方向轉動力，則該擋塊會被 該螺鎖件推動朝向該阻塞件移動並解除該夹持定位，使本 發明棘動式活動板手產决办絲 ★ 生二轉而不會帶動該螺鎖件轉動， 藉此使本發明具有使用較方便的使用特性。 【實施方式】 也丄匕 丁則处〜久丹他筏術内容、特點 興功效，在以下配合i去 中 "圖式之一較佳實施例的詳細說明 〒’將可清楚的明白。 的二:=之前要注意的是，在整篇說明書中所使用 例如“第一方向x”、“第二方向γ”、 第二方向z是以圖2所示 方向X與該第二方向Mm㈣基丰’且该第 第二方向z彼此垂直。 σ圖2、3、5所示，本發明赫 佳實施例包含— 動式活動扳手2該較 尽體20、一調整單开 —擔掣單元5〇、_阻塞株㈣早疋3〇、一從動單元4〇、 該本η / 彈性件70。 Λ體2〇包括一握柄21， 成型的頭部22，— ώ 目该握柄21的一端擴徑 自該頭部22沿兮窜 沿該第-古a 々冋入成型的回 方向Y設置於該頭部22的第一導槽 顎23，一迅姑势_ 吻弟—方向X成型的固定 200911466 乂弟—方向Y設置於該頭部22並連通該第— 的第一導槽 25，一 〇該第二·方向ζ I又置於该頭部22並連通 該第一導槽24的容晉方％，„ VL#够 + 置孔26 & 3亥第二方向Y設置於該頭 部22並連通該容置孔％的定位孔27，—自該頭部η的一 外周面221朝向該第二導槽25設置且呈鸿尾構形的第三導 槽28,及一自該第三導槽28擴徑成型並連通該 24的第四導槽29。 Π亥固疋顎23具有-鄰近該第二導槽25的夾置面23卜 此外，在該較佳實施例中，該固定顎23的長度 顎短。 “調整單元3G包括一呈可轉動地安裝在該容置孔26 内的調整蝸桿31，一篦— 这第一方向Y***該定位孔27盥該 調整蝸桿31並固定的# /、 疋的支軸32，及一套設於該支軸32並位 於該容置孔26内且抵置㈣整㈣31與制部2 元件33。 β亥從動早元4G包括—置人該第—導槽24内並可受該 調正蜗#31傳動而沿該第二方向γ移動的從動桿μ，一自 該從動桿41沿該第—方向χ成型並位於該第二導槽υ内 的連結塊42，及一白兮-奎々士仏^ 自钂連、·、α塊42沿該第一方向χ成型的活 動顆43。 5亥活動顯43具有一面對該固定顎23的央置面43卜在 该較佳實施例中，該夹置面43ι略呈波浪狀，具有位於中 間的凸弧夹部432 ’及分別位於該凸弧夾部432兩側的-外 凹部433與一内凹部434。 200911466 該擋掣單元50包括一活動座51及一擋塊55。 該活動座51具有一呈可移動地滑置入該第三導槽28 的鳩尾滑塊52，一自該滑塊52朝向該活動顎43成型並位 於該第四導槽29内的連結塊53，及一設置於該連結塊53 並凸伸出該第二導槽25外的嵌塊54。 該擋塊5 5具有相背的一外侧面5 51與一内側面5 5 2， 相背的二旁側面553、554，及連通該旁側面553 ' 554與該 後側面552用以嵌套於該嵌塊54的嵌槽555。該嵌槽555 在該較佳實施例中為鳩尾槽。 該阻塞件60是安裝固定在該第三導槽28内，在該較 佳實施例中，該阻塞件6〇為一珠體。 該彈性件70是安裝在該第三導槽28 β並分別抵置該 阻塞件6G與該滑塊52，可以施予該活動座51 —彈力以使 該掣動單元5G丨！朝向該阻塞件⑼的反向移動，在該較佳 實施例中，該彈性件7〇為一壓縮彈簧。 丨’丨、.凡啊勒孩調鳘蜗 3 1使該從動單元4〇、.儿兮贫_ ‘， /σ5Λ第一方向Y移動遠離該固定顎 ’然後對準該螺鎖件80移動，使該螺鎖件肋的一第一 該播塊55的外侧面551，及使該固定顆⑽ ，H为別位於該螺鎖件8〇的—第二外側面Μ與一 二外側面83外，之尨絲 、 元40沿該第二方向蜗桿31帶動該從動 側面δ2、該第三外側面83 ㈣23,直到該第二 t , 幻面83分別被該固定顎23的杰罟 231與該活動顎4 心领23的夾置 431夾持定位，精準地說， 200911466 第二外侧面82、該第三外側面幻是 該夾置面431的凸弧夾部432失持被錢置面如與 21 -順時針方向轉動力，就可以帶動二。然後施予該握柄 針方向轉動以達轉緊效果。 、、鎖件8G沿該順時 二=二=螺鎖件8Q轉動的過財，藉 移動的彈推力，可以使仲塊朝向該阻塞件6〇的反向 使〇亥擋塊55施予該螺鎖件80认 …増加該螺鎖件80的順時針方：件广推虔 咼該螺鎖件80的轉動效率。 力，相對可以提 如圖2、6、7所示，當施予該握 該活動座5!朝向該阻塞件6〇的方 =動’進而帶動 導槽叫，同時該外凹部433 動即縮入該第二 方向轉動間隙，使該螺鎖件80稱微:::=逆時針 :使該第二外側面82、該第三外侧面 :凸弧…32夾持定位，此 =面 動扳手2是呈空轉狀態，所 *赞月該棘動式活 轉’此時，該彈性件7〇是 動峨件80產生迴 。 疋呈破壓縮狀態而具備—回復彈力 如圖2、4、5晰-皮 方向轉動力，則可藉由該再度施W握柄21 -順時針 力量凝使該螺鎖件8〇 55施予該螺鎖件80 -推愿 434可提供該螺鎖件8〇沿^方向轉動’再藉由該内凹部 件80能順利地 鐘針方向轉動間隙’使該螺鎖 夺針方向轉動’進而使該螺鎖件S0的 10 200911466 第一外側面81再度貼觸該措塊5 肋的第二外側面82、第卜倒面551，該螺鎖件 23的央置面231 — *面83再度分別被該固定顎 A置面231、該活動顯43的凸弧夾部奶 然後就可以繼續進行該螺鎖件8〇的轉緊作業。·疋位， 此外，如圖8所示，本發明該棘動式活動板手 適用於較小規格的一螺鎖件9〇。 歸納上述’本發明棘動式活動扳手具有 效及優點，故確實能達成發明目的： " 因為本發明是藉由該固定顯23的夹置面如與該活動 顎43的夾置面431的凸弧夹 的第二外側面/ 5央置該螺鎖件80 定位，同時藉由該撐塊X止==螺鎖件80被夹持 …予該螺鎖件心J螺進鎖：80的第-外側面 ⑽順時針轉動以進行料帶動該螺鎖件 得緊作業’當該棘動式活動扳手2迴 轉時方因為該撞塊55會被該螺鎖件8〇推動朝向該阻塞件 Γ被該螺鎖件8G稍微沿逆時針方向轉動且不 :被夹持疋位，使該棘動式活動扳手2產生空轉而不會帶 動該螺=牛80迴轉’當再度順時針轉動該棘動式活動板手 2’可以藉由㈣塊55自動復位而再度推壓該螺鎖件8〇， 進而使該螺鎖件8〇再度被夾料位，藉此使本發明且有可 以快速炎持定位該螺鎖件8〇,使用較方便的功效及優點。 准以上所述者，僅為本發明之一較佳實施例而已，當 不能以此限定本發明實施之範圍，即大凡依本發明申請專 利範圍及發明說明内容所作之簡單的等效變化與修飾，皆 11 200911466 仍屬本發明專利涵蓋之範圍内。 【圖式簡單說明】 圖1是習用一活動扳手的一分解立體圖； 圖2是本發明棘動式活動扳手一較佳實施例的—分 立體圖； # 圖3是該較佳實施例的一組合立體圖； 圖4是该較佳實施例的—俯視圖，說明帶動一螺鎖 沿順時針方向轉動的狀態； 圖5疋一取自圖4的局部剖視圖，說明一彈性件處於 伸張狀態； 、 圖6疋類似圖3的視圖，說明該較佳實施例沿逆時 針方向轉動處於空轉的狀態； 圖7是一取自圖6的局部剖視圖，說明該彈性件處於 被壓縮狀態；及 圖8疋一類似圖3的視圖，說明該較佳實施例施用於 一較小規格螺鎖件的狀態。 12 200911466 【主要元件符號說明】 2··_. ..棘動式活動扳手 433.. 外凹部 20... .本體 434.. ..内凹部 21... .握柄 44". .滑槽 22... .頭部 45... .插孔 221 . ..外周面 50... .擋掣單元 23... .固定顎 51... .活動座 231 · ..夾置面 52... .滑塊 24... .第一導槽 53... .連結塊 25... .第二導槽 54... .嵌塊 26... .容置孔 55... .擋塊 27... .定位孔 551 _ ..外側面 28... .第三導槽 552. ..内側面 29... .第四導槽 553. ..旁側面 30... .調整單元 554. ..旁側面 31... .調整媧桿 555. ·.後槽 32... .支軸 511. ..内側面 3 3... .彈性元件 60... .阻塞件 40... •從動單元 70... .彈性件 41... .從動桿 80... .螺鎖件 42... .連結塊 81... .第一外侧面 43... .活動顎 82... .第二外側面 431. ..夾置面 83... .第三外側面 432. ..凸弧夹部 90... .螺鎖件 13The body includes a blush A - a head formed from one end of the head along the first - the second shank, the fixed 颚 '-- along the vertical ... - and the - - - - - - a first-channel-channel-way between the heads and the first-direction, and a third hole perpendicular to the first direction and the second direction, and a receiving hole disposed in the head and communicating with the first guiding groove, From the head of the head - the outer circumference (four) ★ set the hole, - the third guide groove provided from the guide groove of the flute 1 and the fourth guide groove formed by the second guide groove expanding and connecting the third guide groove The entire volute; the I adjustment unit includes a turret rotatably mounted in the accommodating hole, and includes an installation in the first guide groove and is subject to the adjustment: ΠΓ the second direction a moving follower rod, a connecting block from the driven rod along the second type and located in the second guiding groove, and - from the second, the first direction of the formed activity, the moving piece has - facing The shackle of the shackle of the shackle includes a movable seat and a stop, the movable seat has a slider that is slidably inserted into the third guiding slot, and a slider is oriented from the slider The: move a connecting block formed in the fourth guiding slot, and a ruled wire disposed on the 兮2 block and protruding outside the second guiding slot, the blocking block having a slot for escaping the inserting block The blocking member is mounted and fixed in the third guiding groove. The 6-inch elastic member is installed in the third guiding groove for keeping the blocking unit constantly moving in the opposite direction to the blocking member. The locking member can be clamped and positioned by the clamping surface of the movable jaw, and a clockwise rotational force can be applied to the handle to push the screw to smoothly pass the stopper. Actuating the screw to rotate 'When the handle is rotated in a counterclockwise direction, the stopper is pushed by the screw to move toward the blocking member and release the clamping position, so that the present invention is swaying The hand of the board is determined to be finished. The second rotation does not drive the screw to rotate, thereby making the invention more convenient to use. [Embodiment] The case of Kenting is also a long time. And the characteristics of the effect, in the following with i go to the "pattern" one preferred embodiment The detailed description 〒 'will be clearly understood. 2: = Before you should pay attention to, as used throughout the specification, for example, "first direction x", "second direction γ", second direction z is a map 2, the direction X and the second direction Mm (four) base abundance and the second direction z are perpendicular to each other. As shown in FIGS. 2, 3, and 5, the embodiment of the present invention includes the movable monkey 2 The body 20, an adjustment single-opening-supporting unit 5〇, a blocking strain (4) early 3疋, a driven unit 4〇, the present η / elastic member 70. The body 2〇 includes a handle 21, formed The head 22, the end of the handle 21 is expanded from the head 22 along the first guide groove 23 of the head 22 along the yoke in the return direction Y of the squatting A quick squad _ kiss brother - direction X forming fixed 200911466 乂 brother - direction Y is set in the head 22 and connected to the first guide groove 25, once the second direction ζ I is placed again The head 22 is connected to the Rong Jinfang % of the first guiding slot 24, „ VL# is sufficient to set the hole 26 & 3 Hai second direction Y is set in the head 22 and communicates with the receiving hole % a hole 27, a third guide groove 28 disposed from the outer peripheral surface 221 of the head η toward the second guide groove 25 and having a sinuous configuration, and a diameter expansion and connection from the third guide groove 28 The fourth guide groove 29 of 24. The 疋颚海固疋颚 23 has an interposed surface 23 adjacent to the second guide groove 25. Further, in the preferred embodiment, the length of the fixed cymbal 23 is shortened. The adjustment unit 3G includes an adjustment worm 31 rotatably mounted in the accommodating hole 26, and a first direction Y is inserted into the locating hole 27, the adjustment worm 31 is fixed and the #/, 疋 branch is fixed. The shaft 32, and a set of the support shaft 32 are disposed in the accommodating hole 26 and abut (4) the whole (four) 31 and the part 2 element 33. The β-synchronized element 4G includes the first guide groove 24 a follower rod μ that is movable in the second direction γ by the tuned worm #31, a link formed from the follower rod 41 along the first direction and located in the second guide slot Block 42, and a white 兮-Quillas 仏 ^ self-linking, ·, α block 42 in the first direction χ shaped active particles 43. 5 hai activity display 43 has a side of the fixed 颚 23 In the preferred embodiment, the clamping surface 43 is slightly wavy, has a convex arc clamping portion 432 ′ in the middle, and an outer concave portion 433 and an inner portion respectively located on opposite sides of the convex arc clamping portion 432 . The recess 434. 200911466 The damper unit 50 includes a movable seat 51 and a stop 55. The movable seat 51 has a tail slider 52 movably sliding into the third guiding slot 28, A connecting block 53 formed from the slider 52 toward the movable jaw 43 and located in the fourth guiding slot 29, and a block 54 disposed on the connecting block 53 and protruding outside the second guiding slot 25. The block 5 5 has an opposite outer side surface 51 1 and an inner side surface 5 5 2 , opposite side surfaces 553, 554, and the side surface 553 554 and the rear side surface 552 are used for nesting The inserting groove 555 of the insert 54. The inserting groove 555 is a dovetail groove in the preferred embodiment. The blocking member 60 is mounted and fixed in the third guiding groove 28. In the preferred embodiment, the blocking The elastic member 70 is mounted on the third guiding groove 28 β and respectively abuts the blocking member 6G and the sliding block 52, and the movable seat 51 can be biased to elastically The unit 5G丨! faces the reverse movement of the blocking member (9). In the preferred embodiment, the elastic member 7 is a compression spring. 丨'丨,. The unit 4〇, the child is poor _ ', /σ5Λ the first direction Y moves away from the fixed 颚' and then moves to the screw member 80 to make the first lock piece 55 of the screw rib The side surface 551, and the fixing piece (10), H are located outside the second outer side Μ and the second outer side surface 83 of the screw member 8〇, and the filature wire 40 is driven along the second direction worm 31 The driven side δ2 and the third outer side 83 (4) 23, until the second t, the phantom 83 is respectively clamped and positioned by the clip 431 of the fixed 颚23 and the movable 颚4 core collar 23, precisely It is said that the second outer side surface of the second outer side 82, the third outer side surface, is that the convex arc clamping portion 432 of the clamping surface 431 is lost by the surface of the money, such as the 21-clockwise direction, and can be driven by two. Then, the handle is rotated in the direction of the needle to achieve the tightening effect. , the lock member 8G rotates along the clockwise two=two=screw lock member 8Q, and by the moving spring thrust, the reverse block can be applied to the block member 65〇 in the opposite direction of the block member 6〇. The screw lock 80 recognizes the clockwise side of the screw member 80: the member pushes the rotation efficiency of the screw member 80. The force can be relatively as shown in Figures 2, 6, and 7. When the movable seat 5 is applied, the side of the blocking member 6〇 is moved to drive the guide groove, and the outer concave portion 433 is moved. Turning the gap into the second direction, so that the screw lock member 80 is micro:::=counterclockwise: the second outer side surface 82, the third outer side surface: the convex arc...32 is clamped and positioned, and the surface wrench is 2 is in an idling state, and the spurt is swaying. At this time, the elastic member 7 is generated by the movable member 80.疋 疋 压缩 压缩 回复 回复 回复 回复 回复 回复 回复 回复 回复 回复 回复 回复 回复 回复 回复 回复 回复 回复 回复 回复 回复 回复 回复 回复 回复 回复 回复 回复 回复 回复 回复 回复 回复 回复 回复 回复 回复 回复 回复 回复 回复 回复 回复 回复 回复 回复 回复 回复The screw lock member 80 - the pusher 434 can provide the screw lock member 8 转动 rotating in the direction of the second direction, and then the concave member 80 can smoothly rotate the gap in the clock direction to rotate the screw lock direction. The first outer side surface 81 of the screw lock member S0 is again in contact with the second outer side surface 82 of the block 5 rib and the second side surface 551. The central surface 231 of the screw lock member 23 is again The fixed 颚A surface 231 and the convex arc nip milk of the movable display 43 can then continue the tightening operation of the screw lock 8〇. In addition, as shown in Fig. 8, the ratcheting movable wrench of the present invention is suitable for a screw lock 9 of a smaller size. The invention has the advantages and advantages of the above-described ratcheting adjustable spanner, so that the object of the invention can be achieved: " because the present invention is a sandwiching surface of the fixed display 23, such as the sandwiching surface 431 with the movable jaw 43 The second outer side of the convex arc clamp / 5 centrally positions the screw lock 80 to be positioned, and at the same time, by the support block X == the screw lock member 80 is clamped... the screw lock member J is screwed into the lock: 80 The first outer surface (10) rotates clockwise to carry the material to drive the screw to work tightly. 'When the ratchet wrench 2 is rotated, the bump 55 is pushed by the screw member 8 toward the blocking member. The screw member 8G is slightly rotated in the counterclockwise direction and is not: clamped and clamped, so that the ratcheting adjustable wrench 2 is idling without causing the screw to rotate 80. When the knob is rotated clockwise again The movable wrench 2' can be re-pressed by the (four) block 55 to automatically re-press the screw member 8〇, so that the screw member 8〇 is again clamped, thereby enabling the invention to be quickly and effectively held. Positioning the screw lock 8〇 uses convenient functions and advantages. The above is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, that is, the simple equivalent changes and modifications made by the scope of the invention and the description of the invention. , all 11 200911466 are still within the scope of the invention patent. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is an exploded perspective view of a conventional adjustable wrench; FIG. 2 is a perspective view of a preferred embodiment of the ratcheting adjustable wrench of the present invention; FIG. 3 is a combination of the preferred embodiment. Figure 4 is a top plan view of the preferred embodiment, illustrating a state in which a screw lock is rotated in a clockwise direction; Figure 5 is a partial cross-sectional view taken from Figure 4, illustrating an elastic member in a stretched state; Referring to the view of FIG. 3, the preferred embodiment is rotated in a counterclockwise direction in an idling state; FIG. 7 is a partial cross-sectional view taken from FIG. 6 illustrating the elastic member in a compressed state; and FIG. Figure 3 is a view showing the state in which the preferred embodiment is applied to a smaller gauge screw. 12 200911466 [Description of main component symbols] 2··_. .. ratcheting adjustable wrench 433.. outer recess 20.... body 434... inner recess 21... grip 44". slip Slot 22....Head 45.... Jack 221 . . . outer peripheral surface 50. 掣 掣 unit 23... fixed 颚 51... movable seat 231 · .. clamping surface 52... Slider 24.... First guide groove 53.... Connection block 25.... Second guide groove 54... Insert block 26... accommodating hole 55.. .. Block 27... Positioning hole 551 _ .. Outer side 28.... Third guide groove 552. .. Inner side 29.... Fourth guide groove 553. .. Side side 30.. Adjusting unit 554. .. side side 31... Adjusting mast 555. · Rear groove 32.... Support shaft 511.. Inner side 3 3.... Elastic element 60... Blocking member 40... • Follower unit 70. . Elastic member 41.... Follower lever 80... Screw lock member 42. Connecting block 81.... First outer side 43 . . . activity 颚 82.... second outer side 431. .. clamping surface 83.... third outer side 432. .. convex arc clamping portion 90... screw locking member 13