201238513 六、發明說明： 【發明所屬之技術領域】 本發明劍於拉制之滑件，更詳細而言，㈣於能夠 於主體附加拉片之拉鏈用滑件。 【先前技術】 作為先前之拉鏈用滑件’已知有從上翼板之弓丨導柱向嚙 合口配設有向下凹狀之蓋構件，於蓋構件内之靠近引導柱 之位置’上τ自由轉動地安I有鎖定構#，於冑定構件形 成有從開設於上翼板之爪孔向鏈齒排之位置突出之爪部， 與向嚙合口開口並收容拉片之軸部之動作凹部，且鎖1構 件以使爪部始終從爪孔突出的方式被彈推，並以蓋構件之 嚙合口侧之端部與上翼板之間的間隙作為拉片之軸部之插 通間隙，並設置有開閉該間隙之開閉構件者。（例如，參 照專利文獻1)。 先行技術文獻 專利文獻 專利文獻1:日本實公平4-32974號公報 【發明内容】 發明所欲解決之問題 然而在上述專利文獻1 δ己載之拉鍵用滑件中，在使滑 件小型化之情形下，各構成零件之限制增加，其中又以鎖 疋構件因伴隨著小型化之板厚之減少與彎曲量之增加，導 致在製造步驟之供給槽内之姿態不穩定，從而有在供給槽 内堵塞而引起供給不良之可能性。 156668.doc 201238513 本發明係鑑於前述之情況而完成者，其目的在於提供一 種即使將滑件小型化，仍可防止供給槽内之鎖定構件堵塞 之拉鏈用滑件。 解決問題之技術手段 本發明之上述目的係藉由下述之構成達成。 ο)本發明之拉鏈用之滑件之特徵為：其具備：主體； 由立設於主體之上表面之柱部支撐之鎖定構件；從上方覆 蓋柱部及鎖定構件之蓋構件；貫通柱部、鎖定構件及蓋構 .件’且為敎構件之旋轉中心之銷；及形成於蓋構件之端 部與主體之間，開閉把μ夕缸 開閉拉片之軸部所插通之間隙之開閉構 件；鎖定構件包含具有插通銷之銷插通孔之基部，及分別 從基部向後方延伸、且於上 卜万向對向配置之上片部及下 二’於下片部之前端部，形成有進入主體之鍵齒引導路 :爪;二且’下片部係以相對於基部向鎖定構件之寬度方 向一側偏移的方式彎#， 部份…… 部之銷插通孔之前方且上方 ,... 、又構件之前後方向交又之方向延 伸之端面之階差部。 入心力门延 (2)如（1)記載之拉鏈用之 之下端向鎖定構件之前方牛’其中階差部具有從端面 曲面。 下方彎曲成圓弧狀並延伸之彎 W如⑴或（2)記載之拉鏈 具進入鏈齒弓丨導路的方 I ’其中包含以使爪部 之銷插通孔之前方且 鎖定構件之彈簧，且於基部 〜乃且下方部 階差狀凹陷、且承成確# ，形成朝鎖定構件之上方成 又彈簧之彈推力之彈簧承受面。 156668.doc 201238513 發明之效果 根據本發明之_用滑件，由於鎖定構件 相對於基部向鎖定構件 下“係以 牛之寬度方向一側偏移的方式蠻拙， 且於鎖定構件之基部之鉬括、Sil > 飞f折， 鈉插通孔之前方且上方部份，报a 有具有向與鎖定構件之前後方卜疗π少士a $成 ptb , AR 引後方向交叉之方向延伸之端面之 & 故於供給槽中填裝複數個鎖定構件時，後位之鎖 ί=上:Γ前端部會抵接於前位之鎖定構件之階差 技端面，且後位之鎖定構件之Η部之前端部份在寬产 方向上與前位之鎖定構件之基部重疊。藉此，由於後位： 鎖定構件向與移動方向平行之方向推壓前位之鎖定構件， 故可使供給槽内之鎖定構件之姿態穩定，從而防止鎖定構 件之堵塞。 再者’上述「前位之鎖㈣件」係在供給槽内向前移動 之鎖定構件’ m「後位之鎖㈣件」係在供給槽内向後移 動之鎖定構件。 【實施方式】 以下，基於圖式，詳細地說明本發明之拉鏈用滑件之一 實施形態。再者，在下述之說明中，上側設為相對於圖3 之紙面之上側’下側設為相對於圖3之紙面之下側，前側 設為相對於圖3之紙面之左側，後側設為相對於圖3之紙面 之右側’右側设為相對於圖3之紙面之内側，左側設為相 對於圖3之紙面之近前側。又，滑件之左右方向亦稱為寬 度方向。 本實施形態之拉鏈用滑件1 〇為附加拉片並附有自動停止 156668.doc 201238513 功能之滑件，且如圖1〜圖3所示’具備主體2〇，該主體2〇 具備：於上下方向離間且列配置之上翼板21及下翼板22; 將上翼板21及下翼板22在前端部連結之引導柱23 ;沿著上 翼板21之左右兩側緣向下方突設之上側凸緣;及沿著 下翼板22之左右兩側緣向上方突設之下側凸緣24b。藉 此，於主體20之前部形成由引導柱23分離之左右導入口 25 ’而於主體20之後部形成嚙合口 26。且，於上翼板21與 下翼板22之間，形成連通左右導入口 25與嚙合口％之大致 Y字狀之鏈齒引導路27，該鏈齒引導路27構成使未圖示之 鍵齒排插通之通路〇 又，拉鏈用滑件10具備：由立設於上翼板21之上表面之 前端部之柱部31可上下擺動地受支撐之鎖定構件4〇 ;從上 方覆蓋柱部31及鎖定構件40之蓋構件5〇 ;貫通柱部31、鎖 定構件40、及蓋構件50，且作為鎖定構件4〇之旋轉中心之 銷11 ;及形成於蓋構件5〇之後端部與上翼板21之間，且開 閉拉片15之軸部15a所插通之間隙s(以下，稱為「插通間 隙S」）之開閉構件60。 如圖2〜圖6所示，鎖定構件4〇包含：具有插通銷u之銷 插通孔41a之基部41 ;分別從基部41向後方延伸，於上下 方向對向酉己置之上片部42及下片部43 ;及形成於上片部42 與下片部43之間，且在安裝狀態下，向嚙合口 26側開口， 收容拉片15之軸部15a之動作凹部44。又，於下片部43之 前端部’朝下方形成有經由形成於上翼板21之爪孔33而進 入鏈齒引導路27之爪部45。再者，銷插通孔41&係沿著滑 156668.doc 201238513 件10之左右方向（寬度方向）而形成。又，爪孔33係沿著滑 件10之上下方向而形成。 且如圖4所示，鎖定構件40藉由***至構成柱部31之左 右一對支撐片32、32間、使銷11插通至鎖定構件40之銷插 通孔41a及左右一對支撐片32、32之銷插通孔32a、32a， 從而相對於主體20可上下擺動地受轴支。又，銷u***至 形成於蓋構件50之左右一對之側面板51、51之貫通孔51a 中’將蓋構件50經由銷11固定於柱部3 1。再者，銷插通孔 32a及貫通孔5 1 a沿著滑件1 〇之左右方向（寬度方向）而形 成。 又，如圖3所示’鎖定構件40藉由内建於滑件1〇之第1壓 縮彈簧12被彈推，以使鎖定構件4〇之爪部45進入鏈齒引導 路27。具體而言’在形成於鎖定構件4〇之基部41之下面之 彈簧承受面41b、與形成於引導柱23之彈簧保持孔23&之 間，縮設有第1壓縮彈簧12，鎖定構件40藉由使彈簧承受 面41b承受該第1壓縮彈簧12之彈推力而以銷丨丨為支點擺 動，並以使爪部45從爪孔33向鏈齒引導路27突出的方式始 終被彈推。再者，彈簧承受面41b在鎖定構件4〇之基部Μ 之銷插通孔41a之前方且下方部份，形成為向鎖定構件4〇 之上方成階差狀凹陷之面。因此，若包含後述之階差部 钧，則於鎖定構件4〇之基部41之前方，上下形成階差部 份。又，彈簧保持孔23a具有沿著滑件10之上下方向延 伸、二於載置第i壓縮彈簧12之底面。又，彈簧之形態並 不限疋於上述第丨壓縮彈簧12。例如，亦可將板狀之彈簧 156668.doc 201238513 配置於鎖定構件40與蓋構件50之間。該情形，鎖定構件4〇 藉由鎖定構件40之上片部42承受板狀之彈簧之彈推力而以 銷11為支點擺動，並以使爪部45從爪孔33向鏈齒引導路27 突出的方式始終被彈推。 又，如圖3及圖5所示，於鎖定構件4〇之基部“之銷插通 孔41a之前方及上方部份，形成有具有向與鎖定構件4〇之 刖後方向交又之方向延伸之端面46a之階差部46。又於 上片部42之前端部，形成有與階差部46之端面46a大致平 行之端面42a。再者，如圖4及圖6所示，於下片部43之基 端部形成有彎曲部43a，藉此，下片部43以相對於基部41 向鎖定構件40之寬度方向右側偏移的方式彎折。 階差部46係向鎖定構件40之下方成階差狀凹陷而形成。 又，階差部46具有從端面46a之下端向鎖定構件4〇之前方 且下方彎曲成圓弧狀並延伸、成為階差部46之底面之凸面 狀之彎曲面461^且，階差部46係以使端面4以與彎曲面 46b交又的方式配置。 且，如圖11所示，將複數個如此構成之鎖定構件4〇填裝 於供給槽100之供給路101之情形，後位之鎖定構件仙之: 片部42之端面42a抵接於前位之鎖定構件4〇之階差部牝之 端面46a，且後位之鎖定構件4〇之下片部43 寬度方向(圖η之紙面之内側方向)上與前位之鎖=〇 之基部41重疊。藉此，由於後位之鎖定構件4〇向與移動方 向平行之方向推壓前位之較構件4G，故可使供給路ι〇ι 内之鎖定構件40之姿態穩定，從而防止鎖定構件4〇之堵 156668.doc 201238513 塞。再者，圖u中之箭頭x表示供給槽100之供給路ι〇ι内 之鎖定構件40之供給方向。 如圖2及圖4所示，開閉構件6〇可滑動地安裝於沿著主體 20之前後方向形成於上翼板21之上表面之導槽34。又在 開閉構件60之引導柱23側之端部與形成於導槽34内之彈簧 保持槽34a之間，縮設有第2壓縮彈簧13’且開閉構件⑼藉 由該第2壓縮彈簧13之彈推力，始終對嚙合口 ％側被彈 推。 又，於上翼板21之上表面之後端部，將開閉構件6〇停止 在閉合插通間隙S之間隙閉合位置，且形成阻止開閉構件 60從導槽34脫離之左右—對擋塊35e i，使開閉構件⑼向 開放插通間隙s之間隙開放位置滑動，令拉片15之軸部i5a 插通至插通間隙s中，藉此，轴部15a被收容於鎖定構件4〇 之動作凹部44内。 其次，參照圖7〜圖10,說明對拉鏈用滑件1〇安裝拉片。 之程序》 首先，如圖7所示，將拉片15之軸部15a從後方向前方插 入插通間隙s内，藉此，開閉構件6〇向前方滑動，拉片15 之軸部15a進入形成於蓋構件5〇之後端部之下面的第丨凹部 52a内，且如圖8所示，開閉構件6〇向後方滑動，從而拉片 15之軸部15a進入形成於開閉構件6〇之上表面之凹部61。 其-人，如圖9所不，使拉片15之軸部15&於插通間隙8内 進步向别方推入，藉此，開閉構件60向前方滑動，拉片 15之軸部15a一面將鎖定構件仂向上方提起、一面進入形 156668.doc 201238513 成於蓋構件50之中間部之下面的第2凹部52b内，且如圖ι〇 所示，開閉構件60向後方滑動，拉片15之轴部15a被收容 於鎖定構件40之動作凹部44内。 如上所述，根據本實施形態之拉鏈用滑件丨〇，由於鎖定 構件40之下片部43係以相對於基部41向鎖定構件4〇之寬度 方向一側偏移的方式彎折，且於鎖定構件4〇之基部41之銷 插通孔41a之前方且上方部份，形成有具有向與鎖定構件 40之刚後方向父又之方向延伸之端面46&之階差部46，故 於供給槽100中填裝複數個鎖定構件4〇時，後位之鎖定構 件40之上片部42之前端部抵接於前位之鎖定構件4〇之階差 部46之端面46a，且後位之鎖定構件4〇之下片部杓之前端 部份在寬度方向上與前位之鎖定構件4〇之基部41重疊。藉 此，由於後位之鎖定構件4〇向與移動方向平行之方向推壓 前位之鎖定構件40，故可使供給槽100内之鎖定構件4〇之 姿態穩定，從而防止鎖定構件4〇之堵塞。 又，根據本實施形態之拉鏈用滑件10，由於在鎖定構件 40之上片部42之前端部’在於供給槽^ 中填裝有複數個 鎖疋構件40之狀態下，形成有抵接於前位之鎖定構件4〇之 階差部46之端面46a之端面42a，故可在其上片部42之端面 42a確實推壓前位之鎖定構件4〇之端面46a，從而可進一步 穩定供給槽100内之鎖定構件4〇之姿態。 又，根據本實施形態之拉鏈用滑件丨〇，由於階差部46具 有從端面46a之下端向鎖定構件4〇之前方且下方彎曲成圓 弧狀並延伸、成為階差部46之底面之彎曲面46b，故可避 156668.doc 201238513 免在鎖定構件40上下擺動時，鎖定構件40之基部41與蓋構 件50之内面接觸。 再者，作為本實施形態之變形例，如圖12所示，亦可不 於鎖定構件40之上片部42之前端部形成端 面42a 。且，將 本變形例之複數個鎖定構件4〇如圖13所示填裝於供給槽 1〇〇&之供給路101之情形中，後位之鎖定構件4〇之上片部“ 之則端部抵接於前位之鎖定構件4〇之階差部46之端面 463，且後位之鎖定構件40之下片部43之前端部份在寬度 方向（圖13之紙面之内侧方向）上與前位之鎖定構件之基 «Ρ41重疊。再者，圖13中之箭頭X表示供給槽之供給路 1〇1内之鎖定構件40之供給方向。 再者’本發明i不限定於上述實施形態所示例者，在不 脫離本發明之主旨之範圍内，可進行適宜之變更。 【圖式簡單說明】 圖1係顯示本發明之拉鏈用滑件之一實施形態之立體 圖， 圖2係圖1之拉鏈用滑件之分解立體圖； 圖3係圖1之拉鏈用滑件之未安裝拉片之狀態的縱剖面 圖； 圖4係圖3之Α-Α線剖面圖； 圖5係圖3所示之鎖定構件之侧視圖； 圖6係圖3所示之鎖定構件之俯視圖； 圖7係說明拉片之軸部插人插通間隙之狀態之滑件的縱 剖面圖； 156668.doc 12· 201238513 圖8係說明拉片之軸部進入開閉構件之凹部之狀態的滑 件之縱剖面圖； 圖9係說明拉片之軸部進一步***插通間隙之狀態的滑 件之縱剖面圖； 圖10係說明拉片之軸部收容於鎖定構件之動 態的滑件之縱剖面圖； 作凹部之收 圖11係說明於供給槽填裝複數個圖5所示之· 狀態之要部放大剖面圖； 鎖定樽件支 圖12係說明鎖定構件之變形例之側視圖；及 圖13係說明於供給槽填裝複數個圖12所示< , 狀態之要部放大剖面圖。 鎖定樽件之 【主要元件符號說明】 10 拉鏈用滑件 11 銷 12 第1壓縮彈簧 13 第2壓縮彈簧 15 拉片 15a 軸部 20 主體 21 上翼板 22 下翼板 24a 上侧凸緣 24b 下側凸緣 25 導入口 156668.doc 201238513 26 喃合口 27 鍵齒引導路 31 柱部 32 支撐片 32a 插通孔 34 導槽 34a 彈簧保持槽 35 擋塊 40 鎖定構件 41 基部 41a 銷插通孔 41b 彈簧承受面 42 上片部 42a 端面 43 下片部 43a 彎曲部 44 動作凹部 45 爪部 46 階差部 46a 端面 46b 彎曲面 50 蓋構件 51 側面板 51a 貫通孔 156668.doc 201238513 52a 第1凹部 52b 第2凹部 60 開閉構件 61 凹部 S 插通間隙 156668.doc -15201238513 VI. Description of the Invention: [Technical Field of the Invention] The slider of the present invention is a slider for drawing, and more specifically, (4) a slider for a slide fastener capable of attaching a pull tab to a main body. [Prior Art] As a slide fastener for the prior zipper, it is known that a cover member having a downward concave shape is provided from the bow guide post of the upper flap to the engaging opening, at a position near the guide post in the cover member. The τ freely rotating grounding I has a locking structure #, and the clamping member is formed with a claw portion protruding from a claw hole opened in the upper blade to a position of the element tooth row, and an action concave portion opening to the meshing opening and accommodating the shaft portion of the pull piece And the lock 1 member is pushed in such a manner that the claw portion always protrudes from the claw hole, and the gap between the end portion of the engagement member side of the cover member and the upper blade is used as the insertion gap of the shaft portion of the pull tab. And an opening and closing member that opens and closes the gap is provided. (For example, refer to Patent Document 1). [Problems to be Solved by the Invention] However, in the above-described Patent Document 1, the slide fastener for δ has been used to miniaturize the slider. In this case, the limitation of each component is increased, and in addition, the reduction of the thickness of the lock member due to miniaturization and the increase in the amount of bending cause the posture in the supply groove of the manufacturing step to be unstable, thereby being supplied. The possibility of poor supply due to clogging in the tank. 156668.doc 201238513 The present invention has been made in view of the above circumstances, and an object thereof is to provide a slider for a slide fastener which can prevent clogging of a lock member in a supply tank even if the slider is miniaturized. Means for Solving the Problems The above object of the present invention is achieved by the following constitution. ο) The slider for a zipper according to the present invention is characterized in that it comprises: a main body; a locking member supported by a column portion standing on the upper surface of the main body; a cover member covering the column portion and the locking member from above; and a through-column portion a locking member and a cover member. The member is a pin that is a center of rotation of the jaw member; and is formed between the end portion of the cover member and the main body, and opens and closes the opening and closing of the gap through which the shaft portion of the opening and closing tab of the μ-inch cylinder is inserted. a member; the locking member includes a base portion having a pin insertion hole of the insertion pin, and a rear portion extending from the base portion, and the upper portion and the lower portion of the lower portion are disposed at an upper end portion of the lower portion Forming a key tooth guiding path into the main body: the claw; and the 'lower part is bent in a manner offset from the base toward the side in the width direction of the locking member, and the part is inserted in front of the pin insertion hole And the upper part, ..., and the step of the end face extending in the direction of the front and rear directions. The centering force is extended (2) as shown in (1), the end of the zipper is used to end the locking member, and the step portion has a curved surface from the end surface. A bend W that is curved in an arc shape and extends downward, such as the one shown in (1) or (2), enters the side of the sprocket guide, and includes a spring in which the pin of the claw is inserted before the through hole and the lock member And the base portion is lower than the lower portion of the stepped recess, and Cheng Cheng #, forming a spring receiving surface that is elastically urged toward the upper side of the locking member. 156668.doc 201238513 Effect of the Invention According to the invention, the sliding member is stunned by the locking member with respect to the base portion toward the side of the width direction of the cow, and the molybdenum at the base of the locking member Included, Sil > fly f fold, sodium inserted in front of the through hole and the upper part, reported a has an end face that extends toward the front and rear of the locking member π less than a ptb, the direction of the AR direction & Therefore, when a plurality of locking members are filled in the supply slot, the lock of the rear position ί=up: the front end portion abuts against the stepped end face of the locking member of the front position, and the locking member of the rear position The front end portion of the portion overlaps with the base portion of the front locking member in the wide product direction. Thereby, the rear position: the locking member urges the locking member of the front position in a direction parallel to the moving direction, so that the feeding portion can be supplied into the groove The locking member is stable in posture, thereby preventing clogging of the locking member. Further, the above-mentioned "front lock (four) member" is a locking member that moves forward in the supply groove, and the rear lock (four) is attached. Locking structure moving backwards in the groove . [Embodiment] Hereinafter, an embodiment of a slide fastener for a slide fastener according to the present invention will be described in detail based on the drawings. In the following description, the upper side is set to the lower side of the upper side of the paper surface of FIG. 3 as the lower side with respect to the paper surface of FIG. 3, and the front side is set to the left side with respect to the paper surface of FIG. The right side of the paper surface with respect to FIG. 3 is set to the inner side of the paper surface of FIG. 3, and the left side is set to the front side with respect to the paper surface of FIG. Further, the left and right direction of the slider is also referred to as the width direction. The slide fastener 1 of the present embodiment is an additional pull tab and has a slider for automatically stopping the function of 156668.doc 201238513, and as shown in FIG. 1 to FIG. 3, the main body 2 includes: The upper wing 21 and the lower wing 22 are arranged side by side in the up-and-down direction; the guide post 23 connecting the upper blade 21 and the lower blade 22 at the front end portion; and the lower left and right edges of the upper blade 21 project downward The upper side flange is provided; and the lower side flange 24b is protruded upward along the left and right side edges of the lower wing 22. Thereby, the left and right introduction ports 25' separated by the guide posts 23 are formed in the front portion of the main body 20, and the engagement openings 26 are formed in the rear portion of the main body 20. Further, between the upper blade 21 and the lower blade 22, a substantially Y-shaped sprocket guide 27 that communicates the left and right introduction ports 25 and the engagement port % is formed, and the sprocket guide 27 constitutes a key (not shown). The zipper slider 10 is provided with a locking member 4 that is supported by a column portion 31 that is erected on the upper end portion of the upper surface of the upper blade 21 so as to be vertically oscillating; a portion 31 and a cover member 5 of the locking member 40; a pin 11 penetrating the column portion 31, the locking member 40, and the cover member 50, and serving as a center of rotation of the locking member 4; and a rear end portion formed on the cover member 5'' The opening/closing member 60 between the upper blade plates 21 and the gap s (hereinafter referred to as "insertion gap S") through which the shaft portion 15a of the opening and closing tab 15 is inserted is opened. As shown in FIG. 2 to FIG. 6, the locking member 4A includes a base portion 41 having a pin insertion hole 41a for inserting a pin u, and extends rearward from the base portion 41, and faces the upper portion in the up-and-down direction. 42 and the lower piece portion 43 are formed between the upper piece portion 42 and the lower piece portion 43, and are opened to the engagement opening 26 side in the attached state, and accommodate the operation concave portion 44 of the shaft portion 15a of the pull piece 15. Further, the claw portion 45 that enters the sprocket guiding path 27 via the claw hole 33 formed in the upper blade 21 is formed downward at the front end portion ' of the lower piece portion 43. Further, the pin insertion holes 41 & are formed along the left-right direction (width direction) of the sliding piece 156668.doc 201238513. Further, the claw holes 33 are formed along the upper and lower directions of the slider 10. As shown in FIG. 4, the lock member 40 is inserted into the pair of left and right support pieces 32, 32 constituting the column portion 31, and the pin 11 is inserted into the pin insertion hole 41a of the lock member 40 and a pair of left and right support pieces. The pins 32, 32 are inserted through the through holes 32a, 32a so as to be pivotally supported by the main body 20 so as to be swingable up and down. Further, the pin u is inserted into the through hole 51a formed in the pair of right and left side panels 51, 51 of the cover member 50. The cover member 50 is fixed to the column portion 31 via the pin 11. Further, the pin insertion hole 32a and the through hole 5 1 a are formed along the left-right direction (width direction) of the slider 1 〇. Further, as shown in Fig. 3, the lock member 40 is pushed by the first compression spring 12 built in the slider 1 so that the claw portion 45 of the lock member 4 comes into the element guide path 27. Specifically, the first compression spring 12 is retracted between the spring receiving surface 41b formed under the base portion 41 of the locking member 4 and the spring holding hole 23& formed in the guide post 23, and the locking member 40 is used. When the spring receiving surface 41b receives the spring force of the first compression spring 12 and swings with the pin fulcrum as a fulcrum, the claw portion 45 is always pushed upward from the claw hole 33 toward the sprocket guiding path 27. Further, the spring receiving surface 41b is formed before the pin insertion hole 41a of the base portion 锁定 of the locking member 4, and is formed to face the stepped recessed portion of the locking member 4A. Therefore, when the step portion 后 described later is included, a step portion is formed up and down in front of the base portion 41 of the lock member 4A. Further, the spring holding hole 23a has a bottom surface extending in the upper and lower directions of the slider 10 and a second bottom surface on which the i-th compression spring 12 is placed. Further, the form of the spring is not limited to the above-described third compression spring 12. For example, a plate-shaped spring 156668.doc 201238513 may be disposed between the locking member 40 and the cover member 50. In this case, the locking member 4 is oscillated with the pin 11 as a fulcrum by the elastic force of the plate-like spring by the upper portion 42 of the locking member 40, and the claw portion 45 is protruded from the claw hole 33 toward the sprocket guiding path 27. The way is always being pushed. Further, as shown in FIG. 3 and FIG. 5, the front portion and the upper portion of the pin insertion hole 41a of the base portion of the locking member 4''' are formed to extend in the direction of the rearward direction of the locking member 4'. The step portion 46 of the end surface 46a is formed with an end surface 42a substantially parallel to the end surface 46a of the step portion 46 at the front end portion of the upper sheet portion 42. Further, as shown in Figs. 4 and 6, the lower sheet is formed. The base end portion of the portion 43 is formed with a curved portion 43a, whereby the lower piece portion 43 is bent so as to be offset to the right side in the width direction of the lock member 40 with respect to the base portion 41. The step portion 46 is directed below the locking member 40. In addition, the step portion 46 has a convex curved surface which is curved in an arc shape from the lower end of the end surface 46a toward the front side of the lock member 4A and which is formed to be a bottom surface of the step portion 46. Further, the step portion 46 is disposed such that the end surface 4 is overlapped with the curved surface 46b. Further, as shown in Fig. 11, a plurality of the locking members 4 thus configured are filled in the supply tank 100. In the case of the road 101, the locking member of the rear position is: the end surface 42a of the piece 42 abuts against the locking structure of the front position The end surface 46a of the step portion of the fourth step is overlapped with the base portion 41 of the lock of the front position in the width direction of the sheet portion 43 below the rear lock member 4 (the inner side of the sheet of FIG. Since the locking member 4 of the rear position pushes the member 4G of the front position in a direction parallel to the moving direction, the posture of the locking member 40 in the supply path ι can be stabilized, thereby preventing the blocking of the locking member 4 156668.doc 201238513 Plug. Further, the arrow x in Fig. u indicates the supply direction of the locking member 40 in the supply path ι ι of the supply tank 100. As shown in Figs. 2 and 4, the opening and closing member 6 is slidably The guide groove 34 is formed on the upper surface of the upper blade 21 in the front-rear direction along the main body 20. Further, between the end portion of the opening and closing member 60 on the guide post 23 side and the spring holding groove 34a formed in the guide groove 34 The second compression spring 13' is retracted, and the opening and closing member (9) is always pushed against the meshing port % side by the elastic thrust of the second compression spring 13. Further, at the end portion of the upper surface of the upper blade 21, Stopping the opening and closing member 6〇 in the gap closed position of the closed insertion gap S, and forming a block The closing member 60 is disengaged from the guide groove 34, and the pair of stoppers 35e i slides the opening and closing member (9) to the gap opening position of the open insertion gap s, so that the shaft portion i5a of the tab 15 is inserted into the insertion gap s. Thereby, the shaft portion 15a is housed in the operation recessed portion 44 of the lock member 4A. Next, a procedure will be described for attaching the pull tab to the slide fastener 1〇 with reference to Figs. 7 to 10. First, as shown in Fig. 7 The shaft portion 15a of the pull tab 15 is inserted into the insertion gap s from the rear to the front, whereby the opening and closing member 6〇 slides forward, and the shaft portion 15a of the pull tab 15 enters the lower end portion of the cover member 5〇. In the second recessed portion 52a, as shown in Fig. 8, the opening and closing member 6A slides rearward, and the shaft portion 15a of the pull tab 15 enters the concave portion 61 formed on the upper surface of the opening and closing member 6''. As shown in Fig. 9, the shaft portion 15& of the pull tab 15 is pushed into the insertion gap 8 to push it inwardly, whereby the opening and closing member 60 slides forward, and the shaft portion 15a of the pull tab 15 is flanked. The locking member is lifted upward and enters the shape 156668.doc 201238513 into the second recess 52b at the lower portion of the intermediate portion of the cover member 50, and as shown in FIG. 3, the opening and closing member 60 slides rearward, and the pull tab 15 is pulled. The shaft portion 15a is housed in the operation recess 44 of the lock member 40. As described above, according to the slide fastener for the slide fastener of the present embodiment, the lower blade portion 43 of the lock member 40 is bent so as to be offset from the base portion 41 toward the width direction of the lock member 4A, and The front portion and the upper portion of the pin insertion hole 41a of the base portion 41 of the locking member 4 are formed with a step portion 46 having an end surface 46 & extending to the direction of the rearward direction of the locking member 40. When the plurality of locking members 4 are filled in the groove 100, the front end portion of the upper portion of the locking portion 40 of the rear position abuts against the end surface 46a of the step portion 46 of the front locking member 4, and the rear end portion The front end portion of the lower portion of the locking member 4 is overlapped with the base portion 41 of the front locking member 4'' in the width direction. Thereby, since the locking member 4 of the rear position pushes the locking member 40 of the front position in a direction parallel to the moving direction, the posture of the locking member 4 in the supply groove 100 can be stabilized, thereby preventing the locking member 4 from being twisted. Blocked. Further, according to the slide fastener 10 of the present embodiment, in the state in which the end portion ' before the sheet portion 42 of the lock member 40 is filled with the plurality of lock members 40 in the supply groove, the contact is formed The end surface 42a of the end surface 46a of the step portion 46 of the front locking member 4 is so that the end surface 46a of the front portion of the upper portion 42a can be pressed against the end surface 46a of the front locking member 4, thereby further stabilizing the supply groove The posture of the locking member 4 in 100. Further, according to the slide fastener for the slide fastener of the present embodiment, the step portion 46 has an arcuate shape extending from the lower end of the end surface 46a toward the front side of the lock member 4b and extending to the bottom surface of the step portion 46. Since the curved surface 46b is curved, it is possible to avoid 156668.doc 201238513. When the locking member 40 swings up and down, the base portion 41 of the locking member 40 comes into contact with the inner surface of the cover member 50. Further, as a modification of the embodiment, as shown in Fig. 12, the end face 42a may not be formed at the end portion of the upper portion 42 of the lock member 40. Further, in the case where the plurality of locking members 4 of the present modification are filled in the supply path 101 of the supply tank 1 〇〇 & as shown in FIG. 13, the upper portion of the locking member 4 〇 the upper portion The end portion abuts against the end surface 463 of the step portion 46 of the front locking member 4, and the front end portion of the lower portion 43 of the rear locking member 40 is in the width direction (the inner side of the paper surface of Fig. 13). The base of the locking member of the front position overlaps with the base member. Further, the arrow X in Fig. 13 indicates the supply direction of the lock member 40 in the supply path 〇1 of the supply groove. Further, the present invention is not limited to the above embodiment. The present invention is not limited by the scope of the present invention. FIG. 1 is a perspective view showing an embodiment of a slider for a slide fastener according to the present invention, and FIG. 2 is a view. 1 is an exploded perspective view of the slider for a zipper; FIG. 3 is a longitudinal sectional view showing a state in which the slider for the zipper of FIG. 1 is not attached; FIG. 4 is a cross-sectional view of the Α-Α line of FIG. 3; Figure 6 is a side view of the locking member shown in Figure 3; Figure 7 is a plan view of the locking member shown in Figure 3; Longitudinal sectional view of the slider in the state in which the shaft portion of the slider is inserted into the gap; 156668.doc 12·201238513 Fig. 8 is a longitudinal sectional view showing the slider in a state where the shaft portion of the slider enters the concave portion of the opening and closing member Fig. 9 is a longitudinal sectional view showing the slider in a state in which the shaft portion of the pull tab is further inserted into the insertion gap; Fig. 10 is a longitudinal sectional view showing the dynamic slider of the shaft portion of the pull tab received in the locking member; Figure 11 is an enlarged cross-sectional view showing a plurality of parts of the state shown in Figure 5 in the supply tank; the locking element support 12 is a side view showing a modification of the locking member; and Figure 13 is a view The supply tank is filled with a plurality of enlarged cross-sectional views of the state shown in Fig. 12. The main component symbol description of the locking element 10 zipper slider 11 pin 12 first compression spring 13 second compression spring 15 Sheet 15a Shaft portion 20 Main body 21 Upper flap 22 Lower flap 24a Upper flange 24b Lower flange 25 Guide 156668.doc 201238513 26 Bleaching port 27 Key guide path 31 Column 32 Support piece 32a Insert hole 34 Guide groove 34a spring retention 35 stopper 40 locking member 41 base portion 41a pin insertion hole 41b spring receiving surface 42 upper piece portion 42a end surface 43 lower piece portion 43a curved portion 44 operation concave portion 45 claw portion 46 step portion 46a end surface 46b curved surface 50 cover member 51 side Panel 51a through hole 156668.doc 201238513 52a first recess 52b second recess 60 opening and closing member 61 recess S insertion gap 156668.doc -15