TWM246106U - Improvement on switching structure of ratchet wrench - Google Patents

Improvement on switching structure of ratchet wrench Download PDF

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Publication number
TWM246106U
TWM246106U TW92214399U TW92214399U TWM246106U TW M246106 U TWM246106 U TW M246106U TW 92214399 U TW92214399 U TW 92214399U TW 92214399 U TW92214399 U TW 92214399U TW M246106 U TWM246106 U TW M246106U
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Taiwan
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ratchet
handle
wrench
block
ratchet block
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TW92214399U
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Chinese (zh)
Inventor
Shin-Hung Jou
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Stanley Chiro Int Ltd
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Priority to TW92214399U priority Critical patent/TWM246106U/en
Publication of TWM246106U publication Critical patent/TWM246106U/en

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M246106 五、創作說明(l) 【新型所屬之技術領域】 1作係關於一種棘輪扳手之切換結構,其主要是利 用一二於扳手握柄中段之撥控環套旋撥連動握柄内部 $ —旋撥私旋轉預定角度,同時藉旋撥桿前端之插控部旋 棘齒塊產生切換位移,配合旋撥桿前端組設之彈簧鋼珠 j棘輪塊形成卡制定位,據以達成棘輪扳手之轉向切換功 :抑而因其將撥控環套設於握柄部中段,從而可賦予使用 者單手拿持及操作切換之便利性者。 【先前技術】 紫去U f螺栓(帽)鎖卸作業之不同轉向操作需求, 士 :出棘輪扳手,藉其棘齒塊與驅動輪的不同方向 、隹二f賦予棘輪扳手得採不同方向操作及迴轉,使直 、1Γ)鎖卸作業時,得具有無需不斷變換手勢: ,儼缺成為扳丰ίΐ 疋以已逐漸取代了—般扳手 儆…、风馮扳手工具之設計主流。 棘輪扳手於結構設計上,主要是於扳手頭部供 棘齒塊並受—容槽以填設棘齒塊,該 棘齿媲盥赫I ^扳手頭之撥控鈕撥控切換,藉以改變 称菌塊與棘齒給的喊人關4 ! 功处·市Γ 哥係,達切換棘輪扳手操作方向之M246106 V. Creation Instructions (l) [Technical Field to which the New Type belongs] The first operation is about a switch structure of a ratchet wrench, which mainly uses a dial-control ring sleeve in the middle of the wrench handle to rotate the internal linkage of the handle. The rotary dial rotates at a predetermined angle, and at the same time, the rotary ratchet tooth block at the front end of the rotary lever generates a switching displacement, and cooperates with the spring steel ball j ratchet block set at the front end of the rotary lever to form a snap position, so as to achieve the steering of the ratchet wrench. Switching function: Because it sets the dial control ring in the middle of the grip, it can give users the convenience of holding and operating the switch with one hand. [Previous technology] Different steering operation requirements of the U f bolt (cap) locking and unloading operation. Taxi: A ratchet wrench is used. The ratchet wrench can be operated in different directions based on the different directions of the ratchet block and the drive wheel. And turning, so that when straight, 1Γ) lock and unload operation, you need to have no need to constantly change gestures:, 俨 成为 has become the pull ΐ 疋 疋 has gradually replaced-general wrench 儆 ..., Feng Feng wrench tool design mainstream. In terms of structural design, the ratchet wrench is mainly provided with a ratchet block on the head of the wrench and a ratchet block is filled in the receiving slot. The ratchet is comparable to the dial switch of the wrench head on the wrench head. Fungus and ratchet for shouting 4! Gongfu · Shi Γ Brother system, up to switch the operation direction of ratchet wrench

結構設計上,均不盡相㈤,核准的諸多專利案,雖在 ,但都大抵不脫離此一功能_ I ,換S之,即其被給妬车+缸, 刀月b木構 兵棘輪板手之轉向切換結構均是設晋於w k 手頭:位置,成為現有棘輪扳手之共通置於近扳 惟,以此類將棘輪扳手之轉向切換結構設於近頭部位 M246106In terms of structural design, they are all different. Although many of the patent cases approved are in existence, they are not inseparable from this function _ I, in other words, they are given to jealous cars + cylinders, sword moon b wooden ratchet The steering switch structure of the wrench is set at the wk hand: position, which is common to the existing ratchet wrenches and is placed near the handle. In this way, the steering switch structure of the ratchet wrench is set at the near head. M246106

置的設計,因其切換結構離扳手握柄之手持部位 日 以使用者在握持棘輪扳手進行螺…)之鎖卸操二疋 f ί法以該手同時操作棘輪扳手轉向的切換,^m 又手才能完成棘輪扳手轉向切換之操作,如此一夾 =„轉向切換操作上,顯得相當麻須而二便勢 貝有待权法加以解決改善者。 【新型内容】 有鑑於現有冑輪扳手將十刀換結構 便ΓΓ創作人特著手進行研究改ΐ: :創新:換、㈣,即其主要目的乃在於經由結構之 扳手轉向切換結構移至握柄部中段位置,; 刼作,俾2大幅提昇其使用便利性者。 刀换之 輪扳;從握柄部一二本:2 : f f設計上,主要是將棘 ==套設有一撥控環套,該撥控環套並 設的橫向滑槽而與穿置其中之旋撥桿結ί, 得插& 延伸—插控部與扳手頭部組設之棘齒塊取 =位:㈣!前端另組設有-組彈簧鋼珠以配合棘: 合關係,攄:ί侍卡制定位’俾維持棘齒塊與驅動頭之嚙 ;桿;=;:;撥=時,特得連動柄桿内部: 棘齒塊產生切換位移^ s?=時藉旋撥桿前端之插控部旋推 、移配a旋撥桿前端組設之彈簧鋼珠對 M246106Due to its switching structure away from the hand-held part of the handle of the wrench, the user can hold the ratchet wrench to perform the screwing operation ...) f 法 The method of simultaneously turning the steering of the ratchet wrench with that hand, ^ m Only by hand can the steering switch operation of the ratchet wrench be performed. Such a clip = „Steering switching operation seems to be quite awkward, and the two will need to be resolved by the law. [New content] In view of the existing ten wheel wrench Changing the structure, the author specially researched and changed: Innovation: Change, change, that is, the main purpose is to move the structure to the middle position of the handle through the wrench of the structure; For the convenience of use. The knife is changed to the wheel wrench; from the grip part one or two: 2: ff design, the main is to set the ratchet == a dial control ring sleeve, the dial control ring sleeve and the lateral slide groove And with the spin lever inserted into it, you have to insert & extend-the ratchet block set by the plug-in control unit and the wrench head is set to = position: ㈣! Another set of front end is provided with a set of spring steel balls to match the ratchet: Co-Relationships, 摅: 侍 卡卡 制定 位 '俾 维When the ratchet block is engaged with the drive head; rod; =;:; dial =, it is especially necessary to link the inside of the lever: The ratchet block generates a switching displacement ^ s? = Spring steel ball pair M246106 at the front end of a rotary lever

五、創作說明(3) 棘輪塊形成卡制定位,依此達成棘輪扳手之轉向切換功能 ’而因其將撥控環套設於握柄部中段,從而可賊予使用者 單手拿持及操作切換之便利性者。 【實施方式】 兹為使能對本創作之結構組成、技術手段及功效達成 方面,獲得更深入而具體之瞭解,謹配合圖式再予舉例進 一步說明於后: 首先’請參閱第1圖之結構分解示意圖、第2、3圖 之結構示意圖及第4圖之結構關係示意圖,如圖所示,本 創作於結構设計上’主要是將棘輪扳手從握柄部中段一分& 為二’其中該扳手頭部(1 〇)後端延伸一段適當長度之 中空柄桿(1 1 )’該柄桿(1 1 )後段並製設一尺徑與 握柄(2 0 )前端形成之插孔(2 1 )相符的縮徑段(1 2 ) ’於該縮徑段(1 2 )前、後位置分設有一橫向滑槽 (1 3 )及一銷孔(1 4 ),而該握柄(2 〇 )前段亦設 有一銷孔(2 2 ) ’並於銷孔(2 2 )相對内部設一螺孔 (2 2 ),俾得於柄桿(1 1 )之縮徑段(丄2 )套設一 撥控環套(3 0 )後’再將縮徑段(1 2 )插組於握柄( 2 0 )則端插孔(2 1 )内,同時以一螺桿銷(2 4 )通 過二者之銷孔(1 4 ) ( 2 2 )並鎖結於螺孔(2 3 ), 完成柄桿(1 1 )與握柄(2 〇 )的插組; 而該扳手頭部(1 〇)乃由底部設一容置槽室(1 5 ),並由頂部以一通孔(1 6 )貫通,俾得於其中組設一 棘輪式驅動頭(4〇),另於容置槽室(15)後端延設V. Creation instructions (3) The ratchet block forms the card positioning position, and thus achieves the steering switching function of the ratchet wrench, and because it sets the dial control ring in the middle of the grip, it can be held by the user with one hand and Convenient for operation switching. [Implementation] In order to obtain a deeper and more specific understanding of the composition, technical means and effects of this creation, I would like to explain it in conjunction with the drawings and examples: First, please refer to the structure of Figure 1. An exploded view, a structural view of Figs. 2 and 3, and a structural relationship view of Fig. 4, as shown in the figure, this creation is in the structural design 'mainly the ratchet wrench is divided from the middle part of the handle & The rear end of the wrench head (10) extends a hollow handle rod (1 1) of an appropriate length. The rear section of the handle rod (1 1) is provided with a hole (2) formed by a diameter and a front end of the handle (20). 1) The corresponding reduced diameter section (1 2) is provided with a lateral slide groove (1 3) and a pin hole (1 4) at the front and rear positions of the reduced diameter section (1 2), and the grip (2 〇) The front section is also provided with a pin hole (2 2) 'and a screw hole (2 2) is provided inside the pin hole (2 2) opposite to the inside, which can be obtained from the reduced diameter section (丄 2) of the handle (1 1). A dial control ring sleeve (30) is set, and then the reduced diameter section (12) is inserted into the grip (20) and the end socket (21), and a screw pin is used at the same time. 2 4) Pass the two pin holes (1 4) (2 2) and lock to the screw holes (2 3) to complete the insertion of the handle (1 1) and the handle (20); and the wrench head The part (10) is provided with a receiving groove chamber (15) from the bottom, and is penetrated by a through hole (16) from the top, and a ratchet drive head (4) is set in it, and the other is Extension chamber (15) extended at the rear end

第8頁 M246106Page 8 M246106

有一 (1 其後 5 0 17 1 ) 撥桿(5 容槽( 8 )配 端容槽 )之組 )與柄 内部之 (60 2 )與 前述之 11) 於柄桿 套(3 桿( 穿置 控環 環套(3 0 2 )與一逆 3 )並作止 撥操作; 1 7 )以填設一 合C型扣環(1 (17),以維 配關係,又,該 桿(1 1 )内部 一旋撥桿(6 0 )切換棘齒塊( 驅動頭(4 0 ) 撥控環套(3 0 縮徑段(1 2 ) (1 1 )内部之 〇 )與旋撥桿( )於其頂面兩側 向推抵部(3 3 滑肋紋設置,俾 棘齒塊(5 0 9 )封合容置 持驅動頭(4 耝設棘齒塊( 貫通,藉以使 )取得連動關 5 0 )左、右 的嚙合關係; )乃藉一插銷 月ϋ 之橫向滑 旋撥桿(6 0 6 0 )之連動 分別形成有一 ),於二推抵 可方便撥控環 槽室(1 5 )及 〇)與棘齒塊( 5 〇 )之容槽( 穿置於柄椁(1 係,俾得以該旋 侧棘齒(5 1 ) (31)通過柄 槽(1 3 )而與 )插結’取得撥 關係,且該撥控 順向推抵部(1 部(3 2 3 套(3 0 )之旋 另’該旋撥桿(6 0)前端延伸一插控部(6 1 ) 該插控部(6 1 )乃與棘齒塊(5 0 )底部預設的插槽’ 5 3 )取得插結’使其得以旋撥桿(6 〇 )旋撥切換& 塊(5 〇 )與驅動頭(4 〇 )的嚙合關係,而旋撥桿( 0)前端另組設有一組彈簧(62)及鋼珠(63^,、 遠專彈簧(6 2)及鋼珠(6 3)配合棘齒塊(5〇) % 緣形成之二定位弧凹(5 4 ) ( 5 5 )取得卡制定位,2 維持棘齒塊(5 0 )與驅動頭(4 0 )之嚙合關係; 五、創作說明(5) 第“之第5、6圖之結構關係示意圖及 ,因係將用以切;i輪扳手^作經由上:結構組成設計 於柄桿(1 1) t之撥控環套(3 0)設置 用者手拉赫岭4二握柄(2 〇)間之中段位置,是以在使 持部位m古:套(3 0 )才目當接近其手 套(^ n ]—可直接以該手之姆指直接推抵旋撥該撥控環 作切換之你Γί f棘輪扳手之換向操作,達到單手拿持及操 套ί請參閱第7圖所示);當其推抵撥控環 向旋鮍_ ,向旋轉時,乃連動内部之旋撥桿(60)順 1 1 Μ一預定角度,此時旋撥桿(6〇)前端插控部(6 、=向%動作用,將造成棘齒塊(5 〇 )左側棘齒( ^ ,、驅動頭(4 0 )取得嚙合,此時旋撥桿(6 〇 ) ( 6 3 )係卡制於棘齒塊(6 〇 )之右侧定位 鐮别 5 )内,據以取得棘輪扳手之順向操作而逆向空 一、1 L,以因應螺栓(帽)之鎖設作業(請參閱第5圖所 =,而當其推抵撥控環套(3〇)逆向旋轉時,乃連動 °之旋,桿(6 〇 )逆向旋轉一預定角度,此時旋撥椁 前端插控部(6 1)將旋推造成棘齒塊(5〇) 棘齒(52)與驅動頭(4〇)取得喷合,而旋撥桿 2)前端之鋼珠(6 3)則卡制於棘齒塊(6 〇)之 =侧疋位弧凹(5 4 )内,此時棘輪扳手將可取得逆向操 M t順向空轉型態,以因應螺栓(帽)之鬆卸作業(請夂 閱第6圖所示); 令 據此’本創作經由上揭之結構組成設計,在達成棘輪 M246106 五、創作說明(β) 扳手之轉向切換功能上, —'^ }衣套設置於握柄部中段為置以切換轉向之撥控 能賦予單手握持及操作轉接進於手持部位’俾 用價值,f4装& 刀換之便利性,有致接 ⑺1貝值,且其結構空間型熊 另欢知昇其實 之設計模式,實堪稱為一二 棘輪扳手切換結構 妙, ^ 貝用、創新之優異今斗土 輪扳ΐ i If述,本創作之棘輪扳手切換結構,針對現右 切換結構改置於、,、乍上所何生之缺失,創新地將其轉向 換之握柄部中段,使其具有單手握捭及 用44 ™而έ ,確具有極佳之產章利用押他〜 用性,誠不失為-僖里、““一座第和用知值與實 M246106 圖式簡單說明 圖式部份: 第1圖··係本創作之結構分解示意圖。 第2圖:係本創作扳手頭部與柄桿之結構示意圖。 第3圖:係本創作棘齒塊反置型態之結構示意圖。 第4圖:係本創作之結構關係示意圖。 第5圖:係本創作於順向操作型態之結構關係示意圖 第6圖:係本創作於逆向操作型態之結構關係示意圖 第7圖:係本創作於單手握持及操作切換時之實施狀 態參考圖。 圖號部份: (1 0 )扳手頭部 (1 2 )縮徑段 (1 4 )銷孔 (1 6 )通孔 (1 8 )蓋板 (2 0 )握柄 (2 2 )銷孔 (2 4 )螺桿銷 (3 1 )插銷 (1 1 )柄桿 (1 3 )橫向滑槽 (1 5 )容置槽室 (17)容槽 (1 9 ) C型扣環 (2 1 )插孔 (2 3 )螺孔 (3 0 )撥控環套 ( 3 2 ) ( 3 3 )推抵部 (4 0 )驅動頭 (5 0 )棘齒塊 (51) (52)棘齒 (53)插槽 ( 5 4 ) (55)定位弧凹(60)旋撥桿There is one (1 followed by 5 0 17 1) lever (group of 5 receptacles (8) with end receptacles) and the inside of the handle (60 2) and the aforementioned 11) on the handle sleeve (3 rods (through Control ring ring sleeve (3 0 2) and a reverse 3) and stop dial operation; 1 7) to fill a C-shaped buckle (1 (17), to maintain the relationship, and the rod (1 1 ) An internal rotary lever (60) is used to switch the ratchet block (the driving head (4 0), the dial control ring sleeve (30 inside the reduced diameter section (1 2) (1 1))) and the rotary lever () at The top and both sides of the top surface are pushed toward each other (3 3 sliding ribs), and the sacral ratchet block (5 0 9) seals and holds the driving head (4 slabs (penetrated) to obtain a linkage 5 0) the left and right meshing relationship;) is formed by the interlocking movement of the horizontal sliding rotary lever (6 0 6 0) of the bolt pin ϋ, which can be easily pushed to control the ring groove chamber (1 5) And 〇) and the groove of the ratchet block (50) (penetrated in the handle 椁 (1 series, 俾 can be connected with the spiral side ratchet (5 1) (31) through the handle groove (1 3))) 'Get the dialing relationship, and the dialing control pushes forward to the department (1 (3 2 3 sets (3 0) of the rotation of the other') A plug-in control portion (6 1) is extended at the front end of the lever (60). The plug-in control portion (6 1) obtains a plug-in connection with a preset slot '5 3) at the bottom of the ratchet block (50) to enable it to be inserted. The meshing relationship between the rotary lever (60) and the rotary switch & block (50) and the driving head (40), and the front end of the rotary lever (0) is provided with a set of springs (62) and steel balls (63 ^). , The distant spring (62) and the steel ball (63) cooperate with the ratchet block (50)% of the edge to form the positioning arc recess (54) (55) to obtain the snap position, 2 to maintain the ratchet block ( 50 0) meshing relationship with the drive head (40); V. creation description (5) The schematic diagram of the structural relationship of Figures 5 and 6 and the reason is that it will be used for cutting; i-round wrench ^ works through: The structural composition is designed on the handle (1 1) t dial control ring sleeve (3 0) to set the middle position of the user's hand grip He Ling 4 two grips (20), so that the position of the handle is ancient: sleeve (3 0) Only when the glove is close to it (^ n)-You can directly push the thumb of the hand against the dial ring to switch you Γί f ratchet wrench reversing operation to achieve one-handed holding And exercises (see Figure 7); when its When the control ring is turned toward the rotary knob _, when rotating in the direction, the internal rotary lever (60) is moved along a predetermined angle of 1 1M. At this time, the front end of the rotary lever (60) is inserted into the control section (6, = direction%). The action will cause the left ratchet tooth (^) of the ratchet block (50) and the drive head (40) to get engaged. At this time, the rotary lever (60) (63) is locked on the ratchet block (6). 〇) to the right of Kambetsu 5), according to the direction of the ratchet wrench to obtain the forward direction of the air, 1 L, in response to the bolt (cap) locking operation (see Figure 5 =, and when When it pushes against the dial control ring sleeve (30) to rotate in the reverse direction, it rotates in conjunction with the rotation of °, and the lever (60) rotates in a reverse direction at a predetermined angle. The tooth block (50) ratchet (52) and the drive head (40) are sprayed together, and the steel ball (63) at the front end of the rotary lever 2) is locked on the side of the ratchet block (60) = side 疋Within the arc recess (5 4), the ratchet wrench will now be able to obtain the reverse operation M t forward air transition state, in response to the loosening operation of the bolt (cap) (please read the figure 6); 'This composition is composed of the structure revealed Designed to achieve ratcheting M246106 V. Creation instructions (β) The steering switch function of the wrench, — '^} The jacket is set in the middle of the grip part and the dial control to switch the steering can give one-handed grip and operation transfer Into the hand-held part, the value of use, the convenience of f4 installation & knife change, has a connection value of 1 shell, and its structural space type bears another design model, which can be called a ratchet wrench switch structure. Miao, ^ The excellent and innovative use of the earthen wheel. If you say, the ratchet wrench switching structure of this creation is changed to the current right switching structure, and it is innovative to change it. Turn to the middle part of the grip to make it have a one-handed grip and use 44 ™. It has a very good production seal. It is very useful. Yushi M246106 Schematic Brief Description of the Schematic Part: Figure 1 ... This is the structure decomposition diagram of this creation. Figure 2: This is a schematic diagram of the structure of the head and the handle of the creative wrench. Figure 3: This is the structure diagram of the inverted type of the ratchet block in this creation. Figure 4: Schematic diagram of the structural relationship of this creation. Figure 5: Schematic diagram of the structural relationship of the original creation in the forward operation mode. Figure 6: Schematic diagram of the structural relationship of the original creation in the reverse operation mode. Figure 7: This composition is created when the single hand is held and the operation is switched. Refer to figure for implementation status. Drawing number part: (1 0) wrench head (1 2) reduced diameter section (1 4) pin hole (1 6) through hole (1 8) cover plate (2 0) handle (2 2) pin hole ( 2 4) Screw pin (3 1) Latch (1 1) Lever (1 3) Lateral chute (1 5) Receiving groove chamber (17) Receiving groove (1 9) C-shaped retaining ring (2 1) Socket (2 3) Screw hole (3 0) Dial control ring sleeve (3 2) (3 3) Pushing part (4 0) Drive head (50) Ratchet block (51) (52) Ratchet (53) Groove (5 4) (55) Locating arc concave (60) Rotary lever

第12頁 M246106 圖式簡單說明 (61)插控部 (62)彈簧 (6 3 )鋼珠 ( 画_ 第13頁Page 12 M246106 Brief description of the drawings (61) Insertion control unit (62) Spring (6 3) Steel ball (draw_ page 13

Claims (1)

M246106 六、申請專利範圍 1、一種棘輪扳手之切換結構,於其扳手頭部乃由底 =设一容置槽室及一容槽,並由頂部以一通孔貫通容置槽 =,俾得於其中組設一棘輪式驅動頭及一棘齒塊,並以一 蓋板配合C型扣環封合限位驅動頭與棘齒塊之組配關係, 而利用切換結構得改變棘齒塊與驅動輪的嚙合關係,藉以 達到棘輪扳手操作轉向之選擇;其特徵係在於: 9 =棘輪扳手乃從握柄部中段一分為二並作套插結合, ς =段為扳手頭部後端延伸之中空柄桿,而後段則為適合 :持之握柄,該柄桿後段乃製成縮徑段以套插組合於握 :端於該=徑段前段設有一橫向滑槽且套設有一撥控環 桿内ί Ξ ί ί ί i ί 一銷桿通過該橫向滑槽而與穿置於柄 之棘齒塊取得插結,而旋撥桿前端另組設3 2 J該,環套時’特得連動柄 = 2配端之插控部旋推棘齒塊產 定位,俾設之彈簧鋼珠對棘輪塊形成卡制 匕單手”;將撥控環套設於握柄= 2、依據申=操作切換之便利性者。 JLA.,. 勒4圍第1項所述之「献於杯主 換、、、口構」,其中該撥控環套於JL Ti 时手之切 順向推抵部與一逆向推抿:於二頂:兩侧乃分別形成有-置,俾可方便撥控撥=抵部並作止滑肋紋設M246106 6. Scope of patent application 1. A ratchet wrench switching structure, in which the wrench head is provided with a receiving slot chamber and a receiving slot from the bottom, and a through hole is passed through the receiving slot from the top. Among them, a ratchet drive head and a ratchet block are set, and a cover plate is matched with a C-shaped ring to seal the assembly relationship between the limit drive head and the ratchet block, and the ratchet block and the drive can be changed by using a switching structure. The meshing relationship of the wheels is used to achieve the choice of the steering of the ratchet wrench. Its characteristics are as follows: 9 = The ratchet wrench is divided into two from the middle section of the handle and combined with a socket. Hollow handle, and the rear section is suitable for: holding the grip, the rear section of the handle is made into a reduced diameter section and inserted into the grip: the end of the = diameter section is provided with a horizontal slide groove and a dial control Inside the ring rod Ξ ί ί ί i ί A pin rod passes through the horizontal chute to obtain an interlock with a ratchet block penetrating the handle, and the front end of the rotary lever is provided with another 3 2 J The linking handle = 2 mating end of the plug-in control part rotates the ratchet block to produce positioning, and the spring steel ball is set against the ratchet. The block forms a single-handed dagger "; the dial control ring is set on the handle = 2, according to Shen = the convenience of operation switching. JLA.,. ",,, mouth structure", where the dial control ring is placed on the hand of the tangential pusher and a reverse pusher when the JL Ti: at the top of the second: the two sides are formed with -positions, for easy dialing = Arrival section and anti-slip rib design
TW92214399U 2003-08-08 2003-08-08 Improvement on switching structure of ratchet wrench TWM246106U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
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Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW92214399U TWM246106U (en) 2003-08-08 2003-08-08 Improvement on switching structure of ratchet wrench

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TWM246106U true TWM246106U (en) 2004-10-11

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI692389B (en) * 2019-08-29 2020-05-01 特典工具股份有限公司 Ratchet wrench
CN111872882A (en) * 2019-08-29 2020-11-03 特典工具股份有限公司 Ratchet wrench

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI692389B (en) * 2019-08-29 2020-05-01 特典工具股份有限公司 Ratchet wrench
CN111872881A (en) * 2019-08-29 2020-11-03 特典工具股份有限公司 Ratchet wrench
CN111872882A (en) * 2019-08-29 2020-11-03 特典工具股份有限公司 Ratchet wrench

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