TW200842000A - Extendable structure for a wrench - Google Patents

Extendable structure for a wrench Download PDF

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Publication number
TW200842000A
TW200842000A TW96114687A TW96114687A TW200842000A TW 200842000 A TW200842000 A TW 200842000A TW 96114687 A TW96114687 A TW 96114687A TW 96114687 A TW96114687 A TW 96114687A TW 200842000 A TW200842000 A TW 200842000A
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TW
Taiwan
Prior art keywords
positioning
hole
rod
handle
positioning rod
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Application number
TW96114687A
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Chinese (zh)
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TWI321508B (en
Inventor
Chang-Juan Li
Original Assignee
King Hawk Co Ltd
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Application filed by King Hawk Co Ltd filed Critical King Hawk Co Ltd
Priority to TW96114687A priority Critical patent/TWI321508B/en
Publication of TW200842000A publication Critical patent/TW200842000A/en
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Publication of TWI321508B publication Critical patent/TWI321508B/en

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Abstract

An extendable structure for a wrench comprises a handle, an operating rod and a positioning base. The operating rod is slidablely inserted in the handle and the positioning base and formed with a plurality of positioning grooves in the surface thereof. The handle is formed with a plurality of through holes located correspondingly to the positioning grooves of the work rod. Additionally, a positioning rod with a return spring is installed on the positioning base and formed with a first stopping portion and a second stopping portion and a ducking groove. When the positioning rod is inserted through the through hole of the handle, the second stopping portion of the positioning rod will be positioned in the positioning groove of the work rod. When the ducking groove is located opposite the operating rod by moving the positioning rod, the operating rod can slide freely inside the handle. By such arrangements, the wrench can be extended or retracted steadily.

Description

200842000 九、發明說明: 【發明所屬之技術領域】 本發明係應用在扳手工具上,制是指―種扳手伸縮結構, 其可以穩定觸扳手,以配合使时的扳誠力變化需求。 【先前技術】 目刖吊見的扳手1具皆將卫作桿與其握柄—體成型,以強化 口構之間的強度,但是此種常見的制扳手免不了會有板轉應力 :足的問題’若是為了強力的扳轉需求而製作大型的投手工具 t工作桿態柄的長鱗必會增加“《純齡間,更會 讓操作者制不侧,故細_手工具㈣題仍觀進顺。 為求解決上述傳統扳手的問題,市場上開始出現一種200842000 IX. Description of the Invention: [Technical Field] The present invention is applied to a wrench tool, which refers to a type of wrench telescopic structure, which can stabilize the contact wrench to meet the changing requirements of the time. [Prior Art] The wrenches that are seen in the eye are all formed by the guard rod and its grip to strengthen the strength between the mouth structures, but this common wrench will inevitably have plate rotation stress: the problem of the foot 'If you want to make a large pitcher tool for a strong turning demand, the long scale of the working rod handle will increase. "In the age of pure age, the operator will not be sideways, so the fine _ hand tool (4) is still on the way. In order to solve the problem of the above traditional wrench, a kind of market has begun to appear.

崎’其獅輪驗跑_,蝴菩限制工 =捍的動作應力’當應力超過彈#聞力量時,紅 :握柄内_位移,虹讓扳手工作桿不騎 ㈣ 2設計可崎—定長度的扳打—碰轉扭力, 其貫用的問題在於: 疋 整, 手; 5 200842000 可調扭力扳手不僅收納浪費空間二==型 作時的便_降低。 i度過長W造成小扭力工 發相=夠有效解決前述相關議題,本發明創作人基於過去研 下 彻丑力板手的技術與經,驗,在改善前述問題 的咏下研發設計及魏,終於發展出-種全咖扳手伸縮結Γ。 【發明内容】 本發明之首要目的係提供一 伸縮結構; 種了 •扳手工具扭力矩的扳手 抱干本疋i,5亥工作桿自由滑套在該握柄及定位座内1 二,_編目紅亀 開;第止二位座上裝设有—具復位簧的定位捍,該定位桿 ^又有卜止㈣、弟二止擋部與閃簡,且定位桿穿過 1孔後以第二止m陕位在該叫椁之定位槽内,而定位桿值移 :閃避:目:工作桿時’該工作桿可以自由在該握柄内位移滑-動,猎此,本發縣構設計可以穩定伸縮板手。 6 200842000 第二止擋部與閃避槽 在此要說明的是,本發明第一止擋部 轉i,糊驗輸位是運用該 疋位杯開一弟-止擋部卡掣在兩者之間; 样=轉輪礙献爾㈣轉的末端扣 抬’且此植桿的末端扣触於 紐定位制麵嶋 可以配合使用者的操作謂製作—麵,以供仙者便利操作之 >值得-提的是,該定位桿的復位簧可以是_在第二止撐部 亥疋位朗壁之間’而其他復位簣的配置方式囉屬於簡單位 置轉換,本創作的復位簧_在於推抵定位桿她—側復位,且 到達復位位置時,該定位桿㈣二止擋侧時卡掣紅作桿及定 位座上復位簧被抵減縮預設距離後,該定位桿的位移會令 閃避槽相應卫作桿外徑,而讓該工作桿可以自由在該握柄内位移 滑動。 【實施方式】 請參閱第1、2及3圖的本發明實施例,本創作之扳手伸縮結 構包括有-握柄⑽、—工作桿⑽、—定位座⑽、一定位桿 (40)及一復位簀(50),其結構特徵在於: 7 200842000 ‘ 該握柄(10),係呈中空管狀,該握柄(ίο)軸向開設有套孔 (11),且於套孔(11)的開口(111)處垂直橫向開設一貫孔(12),該 貫孔(12)相應貫通在套孔(11)側緣; 該工作桿(20),一端具有扳手頭(21),工作桿(2〇)表面列設 有若干弧形凹陷定位槽(22),且定位槽(22)之位置相應該握柄(1〇) 的貫孔(12); 该定位座(30),係呈中空殼狀,定位座(3〇)套設在該握柄(1〇) • 的開口 011)外侧,且供該工作桿⑽自由穿伸,而該定位座(30) 相應該握柄(10)的貫孔(12)另設有第一通孔(31)及第二通孔 (32),該第一通孔(31)的孔徑大於第二通孔(32),且第一通孔(31) • 與第二通孔(32)分別開設在對向; - 該定位桿(40),一端配合使用者的操作習慣製作一較大造型 的按鈕(41),且自按鈕(41)端依序製作第一止擋部(42)、閃避槽 (43)與第二止擋部(44),另於定位桿⑽)的另一窄縮末端(4〇ι)緣 •開設-扣槽(45),該定位桿⑽穿過該定位座⑽的第一通孔⑻ 後,該端以按紐⑷)限制於第一通孔(31)外,接著該定位桿⑽ 穿過該握柄⑽的貫孔(12),最後定位桿(4〇)再以窄縮末端(權) 穿過第二通孔(32),且定位桿(4_定位方式是運用c型扣(⑹ 定位於窄縮末端(401)的扣槽(45),而令定位桿(4〇)的末端扣槽 (45)限制於該定位座⑽外,重要的是,定位桿(4〇)的第二止曰擔 部⑽形狀相應位於該工作桿⑼)之定位槽(22),喊位桿^ 8 200842000 .的閃避槽(43)_應工作桿⑽截面,並且閃避槽⑽容許工作 桿(20)與握柄(1〇)的相對位移; 該復位簧(50),套設在該定位桿⑽的窄縮末端⑽)外,且 復位簧(50)-端抵頂在定位桿⑽的第二止撞部(44),而其另_ 端抵頂於該定健⑽㈣,該復位簧⑽推缺轉⑽朝向 按钮(41)端復位’且到達復位位置時,該定位桿⑽的第二止擋 部⑽同時卡掣在該工作桿(2〇)之定位槽(22)及握柄⑽的貫^ • (12)上’而復位簧(5〇)被抵推收縮預設距離後,該定位桿(奶的 位移會令閃避槽(43)相應工作桿⑽桿體外徑,而讓該工作桿⑽ 可以自由在該握柄(10)内位移滑動; 以上所述,即為本創作實施例各構件結構、、组態及其相互關 係的說明。 ~ 為求清楚獅本發日狀各種實财^,請配合本發明第4、5 _圖所示進行說明。 本發明結構未按壓該定位桿(40)按鈕(41)時: 該復位簧(50)套設在該定位桿(4〇)的窄縮末端(侧)外,且復 位簧(5〇)一端抵頂在定位桿(4〇)的第二止擋部(44),而其另一端 抵頂於該粒座(3_壁,該餘簧⑽減定轉⑽朝向按 鈕(41)端復位,且定位桿(4〇)的第二止擋部(44)同時卡掣在該工 作桿(20)之定位槽(22)及握柄(1〇)的貫孔(⑵上,此時無論工作 9 200842000 .桿⑽是以任何一個定位槽(22)與該握柄(ίο)之貫孔(12)相對, 該定位桿⑽都會以第二止擋部(4個時卡掣在該工作桿(2〇)之 定位槽(22)及握柄(10)的貫孔(⑵内,致使工作桿(2〇)與該握柄 (10 )無法相對位移滑動; 值得一提的是,該定位桿(40)靠近按鈕(41)端製作有第一止 擋部(42) ’無論本發明結構是否按舰定位桿⑽按紐⑷),該 第-止擋部⑽皆會卡掣在定位座⑽的第—通孔⑻及該握柄 ❿(10)的貫孔(12)中,有效保持兩者定位; 故本發明結構未按塵該定位桿⑽按紐⑷)時,該工作桿⑽ 與雜柄(1G)的長度轉—致,朗者可以依照定位的長度工作。 在此要說明的是’該發明結構按壓該定位桿⑽按紐⑷)時: 。玄疋位M4G)朝向窄縮末端(401)方向位移,且該復位菁⑽ 受定位桿(40)的第二止擋部(4·縮,而定位桿⑽的位移會令 •閃避槽(43)減工作桿⑽桿體外徑,且讓該工作桿⑽可二自 由在該握柄(1G)内位移故本創作可哺使用者調整該工作 桿(20)與該握柄⑽的工作長度’也讓使用者的扭力矩改變(長 度較長扭力矩大、長紐短扭力矩小),使用者可以依照扭力需求 疋位不同的工具長度。 綜上所述,本案之創新結構設計包括有一握柄、一工作桿及一 10 200842000 定位座,該工作桿自崎套在該握柄及定位朗,該讀桿表面 列設有若干定域,而職柄減工作桿表岭倾設有貫孔, 另於定位座絲設具復位簧的粒桿,奴轉開設有第一 止擋部、第二止擋部與閃職,且定轉柄的貫孔後以第 二止擋部定位在該工作桿之定位槽内,而定位桿位移令閃避槽相 應工作桿時,該卫作桿可以自由在雜柄内位移滑動。 猎此’本發明結構設計可以穩定伸縮扳手,達成調變板手工 具杻施之目的:所以本創作之『具有產業之可湘性』應已毋 庸置旋除此之外’在本案貫施例所揭露出的特徵技術,於申請 之前並料驗諸.趙公開伽,不但具有如上所述功致^ 進之事實’更具有不可輕忽的附加功效,是故,本創作的『新穎 !生』以及進步性』都已符合專利法規,祈請惠予審查並早日賜 准專利’實感德便。 ' 11 200842000 • 【圖式簡單說明】 第1圖係、本創作實施例立體分解圖。 第2圖係本創作實施例組合剖 第Ί圖 尨士 疋位才于未施力狀態) 目财創作貫施例小力矩狀態立體級合圖。 $ 4圖縣創作實施例組合剖(定位桿施力狀態)。 第5圖 係本創作實施例大力矩狀態立體組合圖。 【主要元件符號說明】 握柄(10) 開口(111) 工作桿(20) 定位槽(22) 定位座(30) 第二通孔(32) 定位桿W0) 按名丑(41) 閃避槽(43) 扣槽(45) 復位簧(50) 套孔(11) 貫孔(12) 扳手頭(21) 第一通孔(31) 窄縮末端(401) 第一止檔部(42) 第二止擋部(44) C型扣(46) 12Saki's lion wheel test run _, butterfly puddle limit work = 动作 action stress 'when stress exceeds the bomb # smell power, red: inside the handle _ displacement, rainbow let the wrench work bar does not ride (four) 2 design can be saki The length of the wrench - the twisting torque, the problem of its use is: 疋, hand; 5 200842000 adjustable torque wrench not only to save the waste space two == type when the _ lowering. If the degree is too long, W will cause a small torsion of the work phase = enough to effectively solve the above-mentioned related issues. The creator of the present invention based on the technology and experience of the past, and the research and development of the above problems Finally, the development of a kind of full-feet wrench telescopic knot. SUMMARY OF THE INVENTION The primary object of the present invention is to provide a telescopic structure; a wrench wrench torque torque wrench to hold the 疋i, 5 hai work bar free sliding sleeve in the handle and the positioning seat 1 2, _ cataloging The red scorpion is opened; the second seat is equipped with a positioning 捍 with a return spring, the positioning rod ^ has a stop (four), the second stop and the flash, and the positioning rod passes through the 1 hole The second stop is in the positioning slot of the call, and the position of the pole is shifted: dodge: mesh: when the work bar is 'the work bar can be freely displaced in the handle-sliding-moving, hunting this, the county Designed to stabilize the telescopic wrench. 6 200842000 Second stop and dodge slot It is to be noted that the first stop of the present invention turns to i, and the paste position is to use the cup to open a brother-stop block in both样; 样 = 轮 轮 倒 倒 倒 倒 倒 倒 倒 倒 倒 倒 倒 倒 倒 倒 倒 倒 倒 倒 倒 倒 倒 倒 倒 倒 倒 倒 倒 倒 倒 倒 倒 倒 倒 倒 倒 倒 倒 倒 倒 倒 倒 倒 倒 倒 倒 倒 倒 倒It is worth mentioning that the return spring of the positioning rod can be _ between the second stop and the other side of the wall, and the other resets are arranged in a simple positional conversion. When the positioning rod is reset to the side, and when the reset position is reached, the displacement of the positioning rod will be evaded after the positioning rod (4) is stopped on the second stop side and the return spring on the positioning seat is reduced by the preset distance. The groove corresponds to the outer diameter of the rod, and the working rod can be freely slidably displaced within the handle. [Embodiment] Referring to the embodiments of the present invention shown in Figures 1, 2 and 3, the wrench telescopic structure of the present invention comprises a handle (10), a working rod (10), a positioning seat (10), a positioning rod (40) and a The reset 箦(50) is characterized by: 7 200842000 ' The handle (10) is hollow tubular, the handle (ίο) is axially opened with a sleeve hole (11), and is placed in the sleeve hole (11) A constant hole (12) is vertically and horizontally opened at the opening (111), and the through hole (12) correspondingly penetrates the side edge of the sleeve hole (11); the working rod (20) has a wrench head (21) at one end, and the working rod (2) 〇) the surface row is provided with a plurality of arcuate recessed positioning grooves (22), and the positioning groove (22) is located corresponding to the through hole (12) of the handle (1〇); the positioning seat (30) is hollow a shell-shaped, positioning seat (3〇) is sleeved outside the opening 011) of the handle (1〇), and the working rod (10) is freely extended, and the positioning seat (30) corresponds to the handle (10) The through hole (12) is further provided with a first through hole (31) and a second through hole (32), the first through hole (31) has a larger aperture than the second through hole (32), and the first through hole ( 31) • separate from the second through hole (32) Positioned in the opposite direction; - the positioning rod (40), one end of the user's operating habits to create a larger shape of the button (41), and the first stop (42) from the button (41) end, The doffering groove (43) and the second stopping portion (44), and another narrowing end (4〇ι) edge of the positioning rod (10)), the opening-fastening groove (45), the positioning rod (10) passes through the positioning After the first through hole (8) of the seat (10), the end is restricted by the button (4) to the outside of the first through hole (31), then the positioning rod (10) passes through the through hole (12) of the handle (10), and finally the positioning rod ( 4〇) Then pass the narrow end (right) through the second through hole (32), and the positioning rod (4_ positioning method is to use the c-type buckle ((6) is located at the narrow end (401) of the buckle groove (45) And the end buckle groove (45) of the positioning rod (4〇) is restricted outside the positioning seat (10), it is important that the second anchorage portion (10) of the positioning rod (4〇) is correspondingly located in the working rod (9)) The positioning groove (22), the slamming rod ^ 8 200842000 . The doffer groove (43) _ should be the working rod (10) section, and the dodging groove (10) allows the relative displacement of the working rod (20) and the grip (1 〇); a spring (50) sleeved outside the narrow end (10) of the positioning rod (10) And the return spring (50)-end abuts against the second striker (44) of the positioning rod (10), and the other end abuts against the fixed (10) (four), the return spring (10) pushes the missing (10) toward the button (41) When the terminal is reset and reaches the reset position, the second stop portion (10) of the positioning rod (10) is simultaneously clamped on the positioning groove (22) of the working rod (2〇) and the handle (10) of the handle (10). After the return spring (5〇) is pushed and contracted by the preset distance, the positioning rod (the displacement of the milk causes the dodging groove (43) to correspond to the outer diameter of the working rod (10), and the working rod (10) can be freely placed on the handle. (10) Internal displacement sliding; The above description is the description of the structure, configuration and mutual relationship of each component of the present embodiment. ~ In order to clarify the lion's daily life, please refer to the fourth and fifth figures of the present invention. When the structure of the present invention is not pressed by the positioning rod (40) button (41): the return spring (50) is sleeved outside the narrow end (side) of the positioning rod (4〇), and one end of the return spring (5〇) Abut against the second stop portion (44) of the positioning rod (4〇), and the other end thereof abuts against the granular seat (3_wall, the reed (10) minus rotation (10) is reset toward the button (41) end, And the second stopping portion (44) of the positioning rod (4〇) is simultaneously clamped on the positioning groove (22) of the working rod (20) and the through hole ((2) of the handle (1〇), regardless of the work at this time 9 200842000. The rod (10) is opposite to the through hole (12) of the handle (22) by any one of the positioning grooves (22), and the positioning rod (10) is hooked at the second rod (4 times when the rod is stuck) (2) positioning groove (22) and the through hole of the handle (10) (in (2), the working rod (2〇) and the handle (10) cannot slide relative to each other; it is worth mentioning that the positioning The rod (40) is made with a first stop portion (42) near the button (41). 'Whether the structure of the present invention is pressed by the ship positioning rod (10) button (4)), the first stop portion (10) is clamped in the positioning seat. In the through hole (8) of (10) and the through hole (12) of the handle ❿ (10), The effect maintains the positioning of the two; therefore, when the structure of the invention is not dusted by the positioning rod (10) button (4), the length of the working rod (10) and the handle (1G) is turned, and the Langer can work according to the length of the positioning. It is to be noted that 'the structure of the invention presses the positioning rod (10) button (4)): the metamorphic position M4G) is displaced toward the narrow end (401), and the resetting cyan (10) is subjected to the second end of the positioning rod (40) The blocking portion (4·retracts, and the displacement of the positioning rod (10) causes the dodging groove (43) to reduce the outer diameter of the working rod (10), and allows the working rod (10) to be freely displaced within the grip (1G). The user can adjust the working length of the working rod (20) and the handle (10) to change the torque of the user (the length is longer and the torque is shorter, and the short and short torque is small), and the user can follow the torque demand. In view of the above, the innovative structural design of the present case includes a handle, a working rod and a 10 200842000 positioning seat, the working rod is sleeved on the handle and positioned, the surface of the reading rod There are a number of localizations in the column, and the handle is reduced by the working pole. Positioning the seat wire is provided with a pellet rod of the return spring, and the slave is turned to have a first stop portion, a second stop portion and a flashing position, and the through hole of the fixed handle is positioned at the working rod with the second stop portion When the positioning rod is displaced and the corresponding working rod of the dodging groove is used, the working rod can be freely slidably displaced in the miscellaneous handle. The structure design of the invention can stabilize the telescopic wrench and realize the adjustment wrench tool. OBJECTIVE: Therefore, the "Knowledge of Industry" of this creation should have been unscathed. In addition to the characteristics of the techniques exposed in the case, it is expected to be tested before the application. As mentioned above, the fact that the work has progressed is more indispensable. Therefore, the novelty and the progressiveness of this creation have been in compliance with the patent regulations, and pray for review and early grant of patents. Real sense of virtue. ' 11 200842000 • [Simplified description of the drawings] Fig. 1 is an exploded perspective view of the present embodiment. The second picture is a combination of the creation example of the present invention. The gentleman is in the state of no force application. $4 Figure County Creation Example Combination Section (positioning rod force state). Fig. 5 is a three-dimensional combination diagram of the large torque state of the present embodiment. [Main component symbol description] Grip (10) Opening (111) Working lever (20) Positioning groove (22) Positioning seat (30) Second through hole (32) Positioning rod W0) By name ugly (41) Dodging groove ( 43) Buckle (45) Reset spring (50) Set hole (11) Through hole (12) Wrench head (21) First through hole (31) Narrow end (401) First stop (42) Second Stop (44) C-type buckle (46) 12

Claims (1)

200842000 十、申請專利範圍: -作桿及一定位桿,其 1.種扳手伸縮結構,包含有一握柄、一 結構特徵在於: 該握柄,該握柄軸向開設有套孔,且於套孔的開口處垂直横 向開設—貫孔’該貫孔相應貫通在套孔側緣; 該工作桿,—额她手頭,_桿絲般有轩凹陷定 位才a且疋位槽之位置相應該握柄的貫孔,·以及 4辦^絲上製作止擋部與嶋槽,該定位桿限位於該 ^的貫狀内,且定轉械朝—端轉與復位轉,而定位 彳 =擋鑛嫩嫩象糊,糊相應工 位該定位桿復辦的止摘卡輯工作桿,而該定位桿 21避糟相應工作桿外徑,令該工作桿自由在該握柄内伸 2. 申請專利範圍第1項所述之扳手伸縮結構, 疋位座,其中: 該定位座係呈㈣練,且枝絲設在該 侧 構,其中,另包含_ 對向通^物自由牙伸,而該定位座相應該握柄的 握柄的開口外 貫孔另設有 該定位桿受祕動在該定位座的通孔内, 止擋部、閃避槽與第二止 定位桿依序製作第 擋部,且該定位桿同時穿過該握柄的 200842000 應位於該工作桿之定位槽, 部卡掣在定位座的第一通孔及該握柄 貫孔,該定位桿的第二止擋部形狀相 而該定位㈣作的第—止撞 的貫孔中保持兩者定位。 .如申請專利範圍第2項所述之扳手伸㈣ 相應朝一矬〜去 狎、,,值、、、°構其中,该定位桿 外^ i立動作是以復位簀達成,該復位簧套設在該定位桿 ,设位簧—端抵頂在定位桿的第二止擋部,而其另-端抵頂 於该定位轴壁,鎌崎她定轉她按綱她。、 4,如申請翔範圍第2酬述之扳手伸縮結構,其中: /該故餘應難柄的貫孔另設有第—通孔及第二通孔,該 第一通孔的孔徑大於第二通孔; 該定位桿-端配合使用者的操作習慣製作—較大造型的按 鈕且疋位才干的另一窄縮末端緣開設—扣槽,該定位桿穿過兮定 位座的第-通孔後,該端以按純制於第—通孔外,接著該2 桿穿過該握柄的貫孔,最蚊位桿再以窄縮末端穿過第二通^, 且定位桿蚊位方式是朝C型扣粒_定轉财縮末端扣 槽,而令定位桿的末端扣槽限制於該定位座外。 〇 5·如申請專利範圍第4項所述之扳手伸縮結構,其中, 相應朝一端復值動作是以復位簧達成,該復位簧套設在哕 該定位桿 定俊椁 14 200842000 - 的窄縮末端外,且復位簧一端抵頂在定位桿的第二止揚部,而其 另一端抵頂於該定位座内壁,該復位簣推抵定位桿朝向按紐端復 位0200842000 X. Patent application scope: - a rod and a positioning rod, wherein the wrench has a telescopic structure, comprising a handle, and a structural feature is: the handle, the handle is axially opened with a sleeve hole, and is sleeved The opening of the hole is vertically and horizontally opened--the through hole correspondingly penetrates the side edge of the sleeve hole; the working rod, the forehead of her hand, the _ rod is like a sag, and the position of the squatting groove corresponds to the grip The through hole of the shank, and the 4th wire are made on the wire and the groove is formed. The positioning rod is limited to the shape of the ^, and the rotating arm is turned toward the end and the reset is turned, and the positioning 彳 = the retaining Tender and tender, paste the corresponding work bar of the positioning rod to resume the pick-up card work bar, and the positioning rod 21 avoids the outer diameter of the corresponding work bar, so that the work bar is free to extend inside the handle 2. Patent application The spanner telescopic structure of the first aspect, wherein the positioning seat is (4) practiced, and the branch wire is disposed in the side structure, wherein the _ opposite direction is free to extend the tooth, and the The positioning seat corresponding to the opening of the handle of the handle is further provided with the positioning rod being secreted In the through hole of the positioning seat, the stopping portion, the doping groove and the second stopping positioning rod sequentially form the first blocking portion, and the 200842000 at which the positioning rod passes through the holding handle at the same time should be located in the positioning groove of the working rod, the part is stuck In the first through hole of the positioning seat and the handle through hole, the second stopping portion of the positioning rod is shaped to be positioned in the first through-hole of the positioning (4). If the wrench extension (4) mentioned in the second paragraph of the patent application scope is corresponding to one 矬 狎 狎 , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , In the positioning rod, the positioning spring is arranged to abut against the second stopping portion of the positioning rod, and the other end thereof abuts against the positioning shaft wall, and Miyazaki decides to turn her to her. 4, if the application of the scope of the second reward of the wrench expansion structure, wherein: / the remaining should be difficult to handle the through hole is further provided with a first through hole and a second through hole, the first through hole has a larger diameter than the first Two-way hole; the positioning rod-end is matched with the user's operating habits - the larger-shaped button and the other narrow end edge of the clamping position are opened - the buckle groove, the positioning rod passes through the first-pass of the positioning seat After the hole, the end is made pure outside the first through hole, and then the rod passes through the through hole of the handle, and the most mosquito rod passes through the second pass at the narrow end, and the mosquito bit is positioned The method is to adjust the end buckle groove of the positioning rod to the outside of the positioning seat. 〇5. The wrench telescopic structure according to the fourth aspect of the invention, wherein the corresponding end-to-one returning action is achieved by a return spring, and the return spring sleeve is disposed at a narrow end of the positioning rod Dingjun 椁 14 200842000 - In addition, one end of the return spring abuts against the second dead portion of the positioning rod, and the other end abuts against the inner wall of the positioning seat, and the reset 篑 pushes the positioning rod toward the button end to reset 0. 1515
TW96114687A 2007-04-25 2007-04-25 Extendable structure for a wrench TWI321508B (en)

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TW96114687A TWI321508B (en) 2007-04-25 2007-04-25 Extendable structure for a wrench

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW96114687A TWI321508B (en) 2007-04-25 2007-04-25 Extendable structure for a wrench

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Publication Number Publication Date
TW200842000A true TW200842000A (en) 2008-11-01
TWI321508B TWI321508B (en) 2010-03-11

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TWI483815B (en) * 2012-09-10 2015-05-11 Kabo Tool Co Structure and method of compensating torque wrench spring

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