TWM442238U - Screw head capable of removing a dead screw - Google Patents

Screw head capable of removing a dead screw Download PDF

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Publication number
TWM442238U
TWM442238U TW101214912U TW101214912U TWM442238U TW M442238 U TWM442238 U TW M442238U TW 101214912 U TW101214912 U TW 101214912U TW 101214912 U TW101214912 U TW 101214912U TW M442238 U TWM442238 U TW M442238U
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TW
Taiwan
Prior art keywords
force
working
screw
screwdriver head
groove
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TW101214912U
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Chinese (zh)
Inventor
Shao-Hsien Hsu
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Shao-Hsien Hsu
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Application filed by Shao-Hsien Hsu filed Critical Shao-Hsien Hsu
Priority to TW101214912U priority Critical patent/TWM442238U/en
Publication of TWM442238U publication Critical patent/TWM442238U/en

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Description

M442238 五、新型說明: 【新型所屬之技術領域】 本創作-種可猶繩%㈣ 效且快速的方式將崩壞的螺絲拔除的起子頭。 有 【先前技術】 現今在科技«喊勃發展下,料工作•賴全 Γ夺一瓣及品f,w人树、幅㈣辆=1 消磨。但是,這些機械在長時間的運 的 依靠人力手動維修保養的方式加以維護。,也疋必須轉保養,這時就須 在袖財以傳域料為生絲源,如錄錢台的工作 ,都疋以人力方式组裳’利用手工具將螺絲或是某些固定元件一個個 鎖6又固疋,進―步組裝成機台’又或是出Η在外維修保養的工作上,也是 利用手工具將其螺絲或是固定元件 疋 以檢修。 打再進-步檢視内部情況,並加 而在這些維修保養所使用的手工具裡,一般最常使用的種類莫 類型的螺絲起子,不同種類的螺絲頭所對應利用的會所 頭設有凹槽繼,再進—步獅_起子省__翻,、 隨著使用次數的增多,或是螺轉時螺絲起子的施力不平均麵、而’ 會因螺絲起子的插設扭轉,導致凹槽的紋路逐一^ 口逐漸變大,導朗絲起子插設人時,無法再細槽相互吻合 3 法將螺絲轉旋4或旋入。 就A法起子將螺絲螺轉料的方式,卻產生了凹槽崩壞後 —嶋螺軸嫩,細M細了·峨,進而= 種月b拔取出崩壞螺絲的手 检柱之退出拔取工且」,尤/種.^閱令華民國專利公告號_452「螺 Y 種迅逮、且確實退_觀料之螺栓柱的 、、/、主縣於—桿體的1形成有套口部,而桿體另端形成具斜 7的追緊段,且迫緊制_成有系列等闕咬合敝,再者返緊段底 面k呈+面端’藉此當螺栓或螺帽因頭部斷裂或崩牙而無法退出時,操作 β先於螺钱螺巾目之軸紅鑽設—孔槽,並糊扳手操作該拔取工具 之迫緊合於孔彻’進而反轉扳手,以該拔取卫具退出該螺检或 螺帽’使其退_迅速' 且確實,進“步並可避免拔取卫具損壞,有效 延長其使用壽命。 上述螺检柱之退出拔取工具」雖然解決了以往利用螺絲起子螺轉螺 絲後,導致凹槽崩壞的缺失,但是,湘「螺栓柱之退出拔取工具」之方 式拔取螺絲’必需糾用鑽頭在螺栓或職之轴線上鑽設孔槽,可是,如 此-來就會造成工作時壯的增加,以及耗_間更換手工具,且容易因 鑽孔施力的不平均,導致鑽頭的斷裂壞損等缺失。故,「螺栓柱之退出拔 取工具」需再加以改良,以適合使用者所需。 有鑑於上述「螺栓柱之退出拔取工具」之缺失,本創作人利用許多時 間投入研究相關知識’並加以比較各項優劣,且進行相關產品的研究與開 =歷峨實驗與齡「爾取㈣壞螺絲之起 頭r其在於改善「柱之退出拔取工具」在拔取螺絲時需增加工作 時間進仃鑽孔,易導致鑽頭的斷裂壞損,且需耗費時間更換 工具才可拔除螺絲等缺失。 【新型内容】 本創作其主要目的係改善「螺栓柱之退出拔取工具」上,需使用較多 的▲時及操作步驟才可拔除崩壞的螺絲,而利用鑽頭鑽孔易導致鑽頭的斷 裂壞損’且需輪流使驗多不__手工具才可拔除麵的螺絲等缺失。 為達成前述解之目的與功效,本_—種可祕取_壞螺絲之起 子頭,其包括: 一本體’該本體包括有-工作端及—受力端,而於卫作端開設有複數 凹槽’各凹槽係紅作端的頂端朝受力端方向開設,且各凹槽制隔設置 並圍設於1作端’而各凹槽之___成_^作面,又於I作面設有 —攻牙齒排’而該攻牙齒排由複數外凸之料錢複數㈣之螺谷相互交 錯相連而成; 據此,藉由螺轉本體,使讀端的攻牙齒排逐漸緊密咬合崩壞螺絲的 碩端,以帶動崩壞螺絲的螺轉旋出。 本創作可用於取出崩壞螺絲之起子頭進一步包括有下列技術特徵: 1該凹槽由工作端至受力端的長度大於該攻牙齒排由工作端至受力 端的長度 2工作端由與$力端連接處朝攻牙齒排漸縮設置,而位 的螺蜂頂端具有—斜端面,該斜端面係由受力工作端方向斜向設置。 3該工作端之㈣截面積小於受力端之轴向截面積。 4·各凹槽由工作端的頂端朝受力端方向呈漸縮設置。 5 .該受力端輪触,且受力端_财:相 凹设有一缺槽。 円处 ’相當值得產 因此本創作可說是-麵當具有實祕及進步性之創作 業界來推廣’並錯_會4,使紐會更進步。 【實施方式】 壞的傾創作種可用於取出崩壞螺絲之起子頭,其係能有效且快速的將) 、螺絲拔除,而不需使用、更換過多的手工具,且可避免因鑽頭卿 圑式作一間早貫施例說明。 請參閱第一圖至第三圖所示,一 包括 種可用於取出崩壞螺絲之起子頭,其 一本體1,該本體1 11開設有複數凹槽110 , 包括有-I作端11及-受力端12,而於工作端 各凹槽110係由工作端u的頂端朝受力端12方 M442238 向開没’且各凹槽110係間隔設置並圍設於工作端u,而各凹槽⑽之間 的間隔係形成-功面U1 ’又於工作面m設有—攻牙讀13,而該攻 牙齒排13由複數外凸之螺峰13(m及複數内凹之螺谷131相互交錯相連而 成; 據此,藉由螺轉本體1,使工作端u的攻牙齒排13逐漸緊密咬合崩 壞螺絲2的頭端’以達到帶動崩壞螺絲2 _轉旋出之功效與目的(前述為 • 袖作主實施例之主要技術特徵,其對應本案铸專利範圍第-項的内 各,得以詳知本_之目的與實施健,而其騎射請專職圍所述的 技術特徵是為射請專利範圍第_項内容的詳述或附加技術特徵,而非用 以限帝專職圍第—項的界定範圍,應知本案巾請專利朗第一項不 必要-义包含其餘附屬申請專利範圍所述的技術特徵)。 根據習知麟上純螺2絲無法順利取出,且在不需彻過多零件的 “下’本創作於下列_其拆卸崩壞_ 2之方法與作 • _閱第三圖至第五圖所示: ▲ 1 .首先’將本體1的工作端u插設入崩壞螺絲2的頭端,並位於崩 壞的槽紋21内。 使工作端11的攻牙齒排13逐漸朝崩壞螺 2·再操作本體1的螺轉, 絲2的頭端鑽孔咬合迫緊。 連同=最後’將已經咬合崩壞螺絲2的本體1反向操作螺轉,使本體1 朋螺絲2-同螺轉旋出(本創作的崩壞螺絲2是以右旋轉緊,左旋卸 7 M442238 响1 _物_趣獅摔作’作 r ’’==_絲2之方向也可為依照崩壞螺絲2的卸除方向而鑽 使崩絲2之卸除方向鑽設咬合後,進-步鶴本體】 雜!依二n本體1轉㈣螺物’以達到卸除之功效,並非將本 組1依知朋壞螺絲2之右旋轉緊,左旋卸除的方向而鑽設)。 的各部位之功用: 而根據上述倾酬後,現於下細部朗其本體! 至第六圖輔助說明,為了能使本體1 請參閱第二圖所示,並以第三圖 的工作端Η能順暢的螺轉鑽孔人崩壞螺絲2 _端,該1作端Η由與受 力端12連接處朝攻牙鋪13方向為漸縮設置並拉錐狀,而漸縮的設置 方式使得工作端Π之軸向截_小於受力端12之軸向截面積,又位於攻 牙齒排13的螺峰⑽頂端具有一斜端面132,該斜端面132傾斜的方向是 由受力端12朝工作端11方向傾斜,且利用工作端η之斜端& 132的設置, 使本體1相對崩壞螺絲2鑽孔時能逐漸咬合迫緊,而再藉由工作端π的螺 峰130、斜端面132及螺谷131排列設置,使本體丨的工作端η能順暢的 由崩壞螺絲2的頭端鑽孔並螺轉迫緊咬合。 請參閱第一圖所示’ 一般來說在鑽孔時皆會產生削渣,而本創作為了 避免削渣影響到鑽孔時的順暢度’在工作端11上設有複數凹槽11〇,且各 凹槽110由工作端11的頂端開設’並朝受力端12方向呈漸縮設置,又各 凹槽110的槽底為弧凹狀設置,而該凹槽110由工作端11至受力端12的 長度大於攻牙齒排13由工作端11至受力端12的長度,所以,各凹槽11〇 能將鑽孔時所產生的腿由凹槽110内帶出,以降低繼破壞鑽孔時本體 的耗損。 請參閱第六圖所示’本創作係以插設入套筒3為例說明,該本體】於工 作端11的相反側係為受力端12 ’而該受力端12呈六角柱狀,且受力端12 於二相鄰面的失角處凹設有-缺槽121,將本體丨的受力端12插設入套筒 3 ’而套筒3内對應缺槽121設有至少一定位鋼珠3卜而定位鋼珠31因本 體1的受力端12插設,而進-步針於缺槽m内,以固定本體t的插設 (本創作是以制缺槽121之定位方式,並雜定絲固定本體丨之對象或 限定針的方式,也可直接扳手_手工具夾抵本體丨的受力端⑵。 由上所述者僅為用以解釋本創作之較佳實施例,並非企圖據以對本創 作做任何形牡之關,是以,凡有在_之創作精神下所财關本創作 之任何修_變更者,為其他可據以實叙聽且具有相同效果者,皆仍 應包括在本發明意圖保護之範疇内。 *上所述,本創作「可用於取„壞_之起子頭」,其實祕及成本 效益上’確實技讀合產業上魏《,騎縣之結_作亦是具有 前所未有_簡造’所以其具有「_性」應缺慮,又梢作可較習 用之結構更具功效之增進,因此亦具有「 七日 有進步性」’其完全符合我國專利法 有關發明專利之巾請要件的規定 日審查’並給予肯定。 依战起專利申請,並敬請韵局早 M442238 【圖式簡單說明】 第一圖係本創作立體示意圖。 第二圖係本創作工作端局部放大示意圖。 第三圖係本創作未插設入崩壞螺絲作動示意圖。 第四圖係本創作插設入崩壞螺絲作動示意圖。 第五圖係本創作帶動崩壞螺絲螺轉旋出作動示意圖。 第六圖係本創作受力端插設入套筒示意圖。 【主要元件符號說明】 本體 1 凹槽 110 受力端 12 攻牙齒排 13 螺谷 13 1 崩壞螺絲 2 套筒 3 工作端 11 工作面 111 缺槽 12 1 螺峰 13 0 斜端面 13 2 槽紋 2 1 定位鋼珠M442238 V. New description: [New technical field] This creation - a kind of screwdriver that can remove the broken screw by the effective and quick way. [Previous technology] Nowadays, under the development of science and technology, the work of the company is expected to be robbed of a petal and a product f, w human tree, and a (four) vehicle = 1 wear. However, these machines are maintained by means of manual manual maintenance in long-term operations. It is also necessary to turn to maintenance. At this time, it is necessary to use the source material as the raw silk source in the sleeves. For example, the work of the recording platform is to use the manual tool to lock the screws or some fixed components one by one. 6 is solid, and it is assembled into a machine' or it is used for maintenance work. It is also used to repair its screws or fixing components with hand tools. Re-entry - step to check the internal situation, and in the hand tools used in these maintenance, the most commonly used types of types of screwdrivers, the different types of screw heads used in the club head with grooves Afterwards, the lion is further improved. The texture of the mouth gradually becomes larger, and when the guide is inserted into the person, the fine groove can not be matched with each other. The screw is rotated 4 or screwed in. In the way that the A method screwdriver turns the screw screw, the groove of the screw is broken. The screw shaft is tender, the fine M is fine, and the needle is removed. Work and", especially / kind. ^ read the Republic of China patent publication number _452 "Snail Y species quickly catch, and indeed retreat _ look at the bolt column, /, the main county in the - the formation of the rod 1 has a set The mouth is formed, and the other end of the rod body forms a chasing section with a slanting angle of 7, and the squeezing _ into a series of squatting squats, and then the bottom surface of the retracting section k is a +-face end' thereby being used as a bolt or a nut When the head is broken or the tooth is broken and cannot be withdrawn, the operation β is preceded by the red diamond of the screw shaft, and the hole wrench is used to operate the extraction tool to tighten the hole and then reverse the wrench. The extraction aids exit the thread inspection or the nut 'to make it _ fast' and indeed, to step and avoid the damage of the removal of the guard, effectively extending its service life. Although the above-mentioned screw-extracting extraction tool has solved the problem of the groove collapse caused by the use of a screw driver in the past, the "plug-and-pull-out tool" is used to extract the screw. The hole is drilled in the bolt or the axis of the job. However, this will result in an increase in the work force, and the replacement of the hand tool between the consumption and the easy application of the uneven force of the drill hole, resulting in the breakage of the drill bit. Wait for the missing. Therefore, the "bolt column exit extraction tool" needs to be improved to suit the user's needs. In view of the above-mentioned lack of the "plug-and-pull extraction tool", the creator has spent a lot of time investing in researching relevant knowledge' and comparing various advantages and disadvantages, and conducting research and opening of related products and experimenting with age and age (four) The starting point of the bad screw is to improve the "exit extraction tool of the column". When the screw is pulled out, it is necessary to increase the working time to enter the drilling hole, which is easy to cause the broken bit of the drill bit to be damaged, and it takes time to replace the tool to remove the missing screw. [New content] The main purpose of this creation is to improve the "extraction and extraction tool for bolted column". It is necessary to use more ▲ time and operation steps to remove the broken screw, and drilling with a drill bit may cause the broken bit of the drill bit to be broken. Loss' and need to take turns to make more than __ hand tools can be removed from the surface of the missing screws. In order to achieve the purpose and effect of the foregoing solution, the _-type can be secreted _ the broken screwdriver of the screwdriver head, which comprises: a body 'the body includes a working end and a force end, and the utility side is provided with a plurality of The groove 'each groove is open at the top end of the red end, and is disposed at the end of the force receiving end, and each groove is arranged and arranged around 1 for the end', and the ___ of the grooves is the surface, and The face is provided with a - attacking tooth row, and the tapping tooth row is formed by a plurality of convex and convex materials (four) of the snail valley intertwined with each other; accordingly, by rotating the body, the tapping teeth of the reading end are gradually tightly engaged. The broken end of the screw is broken, and the screw that drives the broken screw is turned out. The creation of the screwdriver head for removing the broken screw further includes the following technical features: 1 The length of the groove from the working end to the force end is greater than the length of the tapping tooth row from the working end to the force end 2 working end by the force The end joint is tapered toward the tapping tooth row, and the top end of the stud has an oblique end face which is obliquely disposed from the direction of the working end. 3 (4) The cross-sectional area of the working end is smaller than the axial cross-sectional area of the force receiving end. 4. Each groove is tapered from the top end of the working end toward the force receiving end. 5. The force end is in contact with the wheel, and the force end is 财: the recess is provided with a missing slot. The 円 is quite worthy of production. Therefore, this creation can be said to be a real and secretive creative industry to promote ‘and _ _ 4, so that the New Zealand will be more progressive. [Embodiment] The bad tilting type can be used to remove the screwdriver head of the broken screw, which can effectively and quickly remove the screw, without using or replacing too many hand tools, and avoiding the problem of the bit. As an early example of the case. Referring to the first to third figures, a body includes a body 1 for removing a broken screw, and a body 1 is provided with a plurality of grooves 110, including -I for the end 11 and - The working end 12 is disposed at the working end u, and the grooves 110 are spaced apart from the top end of the working end u toward the receiving end 12 M442238 and the grooves 110 are spaced apart and disposed around the working end u, and each concave The spacing between the slots (10) forms a plane U1' which is provided with a tapping read 13 on the working surface m, and the tapping row 13 is composed of a plurality of convex peaks 13 (m and a plurality of concave concave valleys 131) According to this, by screwing the body 1, the tapping teeth 13 of the working end u gradually bite and close the head end of the broken screw 2 to achieve the effect of driving the broken screw 2 _ rotating out Purpose (The above is the main technical feature of the sleeve embodiment, which corresponds to the scope of the patent-casting scope of the case, and can be used to understand the purpose and implementation of the _, and the technical characteristics of the squad It is a detailed description or additional technical feature of the content of the _ item of the patent application, not for the purpose of limiting the full-time To determine the scope, it should be noted that the first item of the patent is not necessary - the technical features described in the scope of the remaining sub-applications are included. According to the knowledge, the pure snail 2 wire cannot be taken out smoothly, and there is no need to remove too many parts. The following 'this creation is in the following _ its method of dismantling and collapse _ 2 and _ 2 _ see the third figure to the fifth figure: ▲ 1. First of all 'plug the working end u of the body 1 into the broken screw 2 The head end is located in the collapsed flute 21. The tapping tooth row 13 of the working end 11 is gradually turned toward the collapsed screw 2, and then the body 1 is rotated, and the head end of the wire 2 is bitten and forced to be tight. Finally, the reverse operation of the body 1 that has already bitten the broken screw 2 is reversed, so that the body 1 screw 2 is screwed out (the broken screw 2 of this creation is tightly rotated by the right, and the left unloading 7 M442238 is 1) _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ The main body] Miscellaneous! According to the two n body 1 turn (four) screw 'to achieve the effect of removal, not the right turn of this group 1 according to the poor screw 2, left The function of each part of the direction of the unloading): After the above-mentioned payoff, the body is now in the lower part of the body! To the sixth figure, the explanation is given, in order to make the body 1 please refer to the second figure, And the working end of the third figure can smoothly rotate the drilled person to break the screw 2 _ end, and the one end end is connected with the force receiving end 12 toward the tapping shop 13 and is tapered and taper The tapered shape is such that the axial cutoff of the working end is smaller than the axial cross-sectional area of the force receiving end 12, and the top end of the screw peak (10) of the tapping tooth row 13 has an inclined end surface 132 which is inclined. The direction is inclined by the force receiving end 12 toward the working end 11, and the setting of the inclined end & 132 of the working end η enables the body 1 to gradually bite and tighten when drilling the broken screw 2, and then The screw peak 130, the inclined end surface 132 and the screw valley 131 of the working end π are arranged in such a way that the working end η of the body jaw can be smoothly drilled by the head end of the collapse screw 2 and screwed and pressed tightly. Please refer to the first figure, 'Generally, the slag will be produced when drilling, and the creation will have a plurality of grooves 11 工作 on the working end 11 in order to avoid the smoothness of the slag affecting the drilling. The groove 110 is opened by the top end of the working end 11 and is tapered toward the force receiving end 12, and the groove bottom of each groove 110 is arc-shaped, and the groove 110 is from the working end 11 to the receiving end. The length of the force end 12 is greater than the length of the striking tooth row 13 from the working end 11 to the force receiving end 12, so that each groove 11〇 can bring the leg generated during drilling into the groove 110 to reduce the subsequent damage. Loss of the body during drilling. Please refer to the sixth figure, which is illustrated by the example of inserting the sleeve 3 into the sleeve. The opposite side of the working end 11 is a force receiving end 12' and the force receiving end 12 is in the shape of a hexagonal column. The force receiving end 12 is recessed at the corner of the two adjacent faces with a notch 121, and the force receiving end 12 of the main body is inserted into the sleeve 3', and the corresponding notch 121 in the sleeve 3 is provided with at least one Positioning the steel ball 3 and positioning the steel ball 31 is inserted by the force receiving end 12 of the body 1, and the stepping needle is inserted into the missing slot m to fix the insertion of the body t (this creation is to locate the missing slot 121, And the method of fixing the wire to fix the object of the body or to define the needle, or directly the wrench _ hand tool clamps against the force end (2) of the body 。. The above is only a preferred embodiment for explaining the creation, It is not an attempt to make any kind of sacredness to this creation. Therefore, any repairs and changes made by the treasury under the creative spirit of _ are for others who can be heard and have the same effect. All should still be included in the scope of the intention of the present invention. * As mentioned above, this creation "can be used to take the „ _ _ _ _ _ _ _ _ _ _ _ _ _ _ In terms of efficiency, 'there is a skill in the industry and the industry is in the West. The knot in the county is also unprecedented. _Simplified', so its "_sex" should be lack of attention, and the structure can be more effective than the conventional structure. Therefore, it also has "seven-day progress", which is in full compliance with the stipulations of the requirements for the invention patents of the Chinese Patent Law, and is affirmed. The patent application is based on the war, and the rhyme is early M442238. Brief Description] The first picture is a three-dimensional schematic diagram of the creation. The second picture is a partial enlarged view of the creation work end. The third picture is a schematic diagram of the creation of the broken screw without inserting the creation. The fourth picture is the creation of the creation into the collapse Schematic diagram of the operation of the broken screw. The fifth picture is a schematic diagram of the operation of the broken screw screw rotation and rotation. The sixth figure is the schematic diagram of the force end inserted into the sleeve. [Main component symbol description] Body 1 groove 110 Force end 12 tapping teeth row 13 screw valley 13 1 collapse screw 2 sleeve 3 working end 11 working surface 111 missing slot 12 1 screw peak 13 0 inclined end face 13 2 groove pattern 2 1 positioning steel ball

Claims (1)

M442238 六、申請專利範圍: 1.種可用於取出崩壞螺絲之起子頭,其包括: -本體,該本體包括有-工作端及—受力端,而於1作端開設有複數 ’各凹槽係紅作端的頂端朝受力端方向開設,且各凹槽係間隔設置 —叹於工作端’而各凹槽之間的間隔係形成一工作面又於工作面設有 -攻牙齒排,嫩w嫩他物嫩_螺谷相互交 錯相連而成; _山據此’藉由螺轉本體’使碎端的攻牙賴逐«密咬合崩壞螺絲的 頭端,以帶動崩壞螺絲的螺轉旋出。 …、 2.根據申請專利範圍第工項所述之可用於取出崩壞螺絲之起子頭,其 二。’該凹槽紅作端至受力端的長度大於攻牙齒排由工作端至受力端的長 根據申請專利範圍第1項所述之可用於取出崩壞螺絲之起子頭,盆 中’工作端嫩力端輯㈣_向呈細置,而位: 排的螺峰顧具有-斜端面,該斜端面係由受力端朝工作财向斜向讯/ 4. 根據申請專利範圍第2項所述之可用於取出崩壞螺絲之起子頭又立 中’工作端由與受力端連接處朝攻牙齒排方_縮設置,而位於: 排的螺峰·具有-斜端面,該斜端面係由受力端朝工作端方向斜㈣置 5. 根據帽專利第!項至第4項中任—項所述之可用於取 壞=之起子頭,其中’社作端之轴向截面料於受力端之軸向载 6. 根據申請專利範圍第1項所述之可用於取出崩壞螺絲之起子頭,乂 中’各凹槽紅作端的頂端朝受力端方向[漸縮設置。 、 M442238 7.根據申請專利範圍第1項所述之可用於取出崩壞螺絲之起子頭,其 中,該受力端係呈六角柱狀,且受力端外周側於各二相鄰面的夾角處凹設 有一缺槽。 12M442238 VI. Scope of Application: 1. A screwdriver head that can be used to take out a broken screw, comprising: - a body comprising a working end and a receiving end, and a plurality of ' concaves' The top end of the trough red end is opened toward the force receiving end, and the grooves are spaced apart from each other - the working end is formed, and the interval between the grooves forms a working surface and the working surface is provided with a tapping tooth row. Tender, tender, tender, and tender, _ snail valleys are intertwined; _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ Rotate out. ..., 2. The screwdriver head which can be used to take out the broken screw according to the work item of the patent application scope, and secondly. 'The length of the groove from the red end to the force end is longer than the length of the tapping tooth from the working end to the force end. According to the scope of the patent application, the screwdriver head can be used to remove the broken screw. The force end series (4) _ is in a fine position, and the position: the snail peak of the row has an oblique end face, which is obliquely directed by the force end toward the working financial direction / 4. According to the second paragraph of the patent application scope The screwdriver head that can be used to take out the broken screw is set up again, and the working end is arranged by the connection with the force receiving end toward the tapping tooth row, and is located at: the spiral peak of the row has an oblique end face, and the inclined end face is The force end is inclined toward the working end (four). 5. According to the cap patent! Item to item 4 of the item 4, which can be used for the break of the screwdriver head, wherein the axial section of the 'working end is expected to be axially loaded at the end of the force. 6. According to the scope of claim 1 It can be used to take out the screwdriver head of the broken screw, and the top end of the red groove of each groove is oriented toward the force end [constriction setting. M442238. The screwdriver head according to claim 1, wherein the force receiving end is in the shape of a hexagonal column, and the outer peripheral side of the force receiving end is at an angle of each adjacent surface. There is a missing groove in the recess. 12
TW101214912U 2012-08-01 2012-08-01 Screw head capable of removing a dead screw TWM442238U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103963010A (en) * 2013-01-25 2014-08-06 林富桦 Removal tool
TWI701108B (en) * 2017-03-23 2020-08-11 美商葛利普控股公司 Multi-grip socket bit
TWI704982B (en) * 2019-12-03 2020-09-21 鴻安國際興業有限公司 Anti-slip fastener driver
TWI746632B (en) * 2016-09-09 2021-11-21 比利時商赫比工具公司 Process for extracting safety screw for motor vehicle wheels, extractor and set of tools for executing the process and use of the extractor and set of tools
TWI750829B (en) * 2020-09-28 2021-12-21 諭成有限公司 Screw remover
TWI773735B (en) * 2017-02-15 2022-08-11 美商葛利普控股公司 Multi-directional driver bit
TWI784842B (en) * 2021-12-15 2022-11-21 洪昭敏 screwdriver head structure

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103963010A (en) * 2013-01-25 2014-08-06 林富桦 Removal tool
TWI746632B (en) * 2016-09-09 2021-11-21 比利時商赫比工具公司 Process for extracting safety screw for motor vehicle wheels, extractor and set of tools for executing the process and use of the extractor and set of tools
TWI773735B (en) * 2017-02-15 2022-08-11 美商葛利普控股公司 Multi-directional driver bit
TWI701108B (en) * 2017-03-23 2020-08-11 美商葛利普控股公司 Multi-grip socket bit
TWI704982B (en) * 2019-12-03 2020-09-21 鴻安國際興業有限公司 Anti-slip fastener driver
TWI750829B (en) * 2020-09-28 2021-12-21 諭成有限公司 Screw remover
TWI784842B (en) * 2021-12-15 2022-11-21 洪昭敏 screwdriver head structure

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