1325763 九、發明說明 【發明所屬之技術領域】 本發明係關於一種在使用於帶之一側緣具備芯 帶之拉鏈中的擋具即金屬製之拉鏈用下擋具，該擋 接於拉鏈鏈齒之後安裝在形成於鏈帶的芯部，具備 頭之滑動動作停止的功能。 【先前技術】 —旦根據美國專利第2 88469 1號說明書，則習 易地安裝於鏈帶之側緣的拉鏈用下擋具，係例如第 第9圖所示，下擋具中之軀幹210，係在形成於表 之彎曲狀的分歧壁部217之中央設置具銳角狀的 218，又背面係於左右設置彎曲狀的分歧壁部217, 中央部分形成平坦的底面，並將軀幹210之表面的 218與背面之平坦的底面利用基部220將上下連結 8圖所示。眾所週知有一種拉鏈用下擋具，係將 210之平坦的底面載置於砧（anvil)上，且在左右 彎曲的分歧壁部217與下側彎曲的分歧壁部217之 面嵌入形成於鏈帶203之一側緣的芯部207並從上 壓製加工而安裝。 更且，一旦根據日本特開2005- 1 52023號公報 第10圖、第11圖所示，作爲拉鏈用下擋具，眾所 有一種拉鏈用下擋具，係如第10圖所示，將基部 置於中央，於基部3 20之左右設置與表背方向相對 部的鏈 具係連 使拉鏈 知可輕 8圖、 面左右 溝槽部 並且在 溝槽部 成如第 該軀幹 之上側 相對向 方進行 ，則如 週知者 320配 向之表 -4- 1325763 面側的腳部3 1 7與背面側的腳部3 1 7，而各腳部3 1 7，係 從基部320朝左右方向延伸，以表面側的腳部317與背面 側的腳部317隨著遠離基部3 20而逐漸離開之方式形成斜 設的形態，並以下擋具3 06之左右兩側端開口的方式所 成，且於腳部317之內面設置適當形狀的突起部3 23,以 形成可固定鏈帶之芯部307的容納部316，且從朝該容納 部316設置於左右之外側端的開口部分，嵌入形成於鏈帶 φ .之側緣的芯部307，藉由對左右表背之腳部317中的端部 進行壓製加工即可安裝於鏈帶之側緣，並閉鎖拉鏈鏈條之 端部。 (專利文獻1 )美國專利第2 8 8 4 6 9 1號說明書 (專利文獻2)日本特開2005-152023號公報 【發明內容】 (發明所欲解決之問題） # 前項所述之第8圖、第9圖所示的拉鏈用下擋具，由 於在固定於拉鏈鏈條的下擋具之表面具備有具銳角狀之溝 槽部218，所以往往在進行壓製加工時有在下擋具發生裂 痕的弊端，並有招來品質降低之虞。更且由於下擋具之表 面呈現圓弧狀，所以有很難簡單地在下擋具之表面形成文 字、標記、花紋等之裝飾等的問題點。 又’第10圖、第11圖所示的拉鏈用下擋具306，因 表面側的腳部3 1 7與背面側的腳部3 1 7均爲斜設而開口， 故而由於爲了在形成於鏈帶之側緣的芯部3 07安裝下擋具 -5- 1325763 3 〇6 ’而必須使表面側及背面側之左右的腳部3丨7均按壓 變形，所以會有在下擋具3 06之表面難以形成文字、標 記、花紋等之裝飾的問題點。 本發明係考慮上述之問題點而開發完成的，本發明之 中申請專利範圍第1項所記載的發明，其主要目的在於提 供一種在將拉鏈用下擋具固定於拉鏈鏈條時，防患於下擋 具發生裂痕之弊端於未然，提供品質佳的下擋具，且可在 下擋具之表面簡單地顯示文字、標記、花紋等之裝飾，裝 飾性亦優越的拉鏈用下擋具。 申請專利範圍第2項所記載的發明，係除了申請專利 範圍第1項所記載的發明之目的，其目的在於提供一種可 在拉鏈用下擋具之表面既簡單又效率佳地正確顯示文字、 標記、花紋等之裝飾，又可將下擋具簡易地安裝在形成於 鏈帶之一側緣的芯部之拉鏈用下擋具。 申請專利範圍第3項所記載的發明，係除了申請專利 範圍第1項所記載的發明之目的，其目的在於提供一種分 別補強連結下擋具之中央上下的基幹之上側根部及表面的 上板之根部使之不易變形，並且可在下擋具之表面簡易地 顯示文字、標記、花紋等之裝飾的形式之拉鏈用下擋具。 申請專利範圍第4項所記載的發明，係除了申請專利 範圍第1項所記載的發明之目的，其目的在於提供一種在 連結下擋具之中央上下的基幹之左右兩側面設置突條部， 而補強設置有圓弧狀之溝槽部的基幹，可不易破損的拉鏈 用下擋具。 -6 - 1325763 申請專利範圍第5項所記載的發明，係除了申請專利 範圍第1項所記載的發明之目的，其目的在於提供一種可 確保在下擋具的上板與下板的臂部之間容納形成於鏈帶之 一側緣的芯部之較寬的空間，並可將下擋具強固地朝鏈帶 之一側緣安裝的拉鏈用下擋具。 申請專利範圍第6項所記載的發明，係除了申請專利 範圍第1項所記載的發明之目的，其目的在於提供一種可 提高下擋具中的上板本身之強度使之不易變形，且使下板 容易變形地形成，並可既簡易又正確地安裝於鏈帶之一側 緣的拉鏈用下擋具。 (解決問題之手段） 爲了達成上述之目的，本發明之中申請專利範圍第1 項所記載的發明，係將拉鏈用下擋具當作其主要結構，該 拉鏈用下擋具6係由上板11、下板12及基幹20所形成， 上板1 1係由平板所形成並於其兩側端彎曲設置折彎成直 角的凸緣14，下板12係在背面中央設置底部分呈現圓弧 狀的溝槽部18，將上板11與下板12之中央利用上下連結 的基幹20來連結，並在基幹20之左右的上板11與下板 12之間，夾持形成於左右鏈帶3之一側緣的芯部7而安 裝。 申請專利範圍第2項所記載的發明，除了申請專利範 圍第1項所記載的構成，還是一種下擋具6中之上板11， 係由無法使其變形的平板所形成，而下板12係以朝向上 •1325763 板11接近之上使其塑性變形而成的拉鏈用下擋具。 申請專利範圍第3項所記載的發明，除了申請專利範 圍第1項所記載的構成，還是一種在以中央部分來連結下 擋具6中的上板Η與下板12的基幹20之上側，設置朝 向上板11之表面突出***的***部15而成的拉鏈用下擋 具。 申請專利範圍第4項所記載的發明，除了申請專利範 圍第1項所記載的構成，還是一種在以中央部分來連結下 擋具6中的上板11與下板12的基幹20之左右兩側面， 設置朝側方突出的突條部21，而形成於下板12之具圓弧 狀的溝槽部1 8，係朝左右之突條部2 1之間刻設而成的拉 鏈用下擋具。 申請專利範圍第5項所記載的發明，除了申請專利範 圍第1項所記載的構成，還是一種下擋具6中的下板12 係與上板11以上下相對向之方式配置，並從下板12之中 央側朝左右兩側，形成一邊離開上板1 1 一邊延伸出的臂 部17而成的拉鏈用下擋具。 申請專利範圍第6項所記載的發明，除了申請專利範 圍第1項所記載的構成，還是一種下撞具6中的上板11 與下板12，係形成上板11之板厚比下板12較厚之形狀， 且以上板不會變形之方式而形成的拉鏈用下擋具。 (發明效果） 作爲本申請案之發明效果，則申請專利範圍第丨項所 -8 - 1325763 記載的發明，藉由在由上板、下板及基幹所形成之下擋具 中，上板係由平板所形成並於上板之兩側端彎曲設置凸 緣，下板係在背面中央設置具圓弧狀的溝槽部，將上板與 下板之中央利用基幹來連結，並在基幹之左右的上板與下 板之間夾持左右鏈帶之芯部，即可達成下述之效果。 由於下擋具中的上板係由平板所形成並於兩側端彎曲 設置凸緣，所以可堅固地完成下擋具本身，之後由於其爲 平板，所以可容易將文字、標記、花紋等之裝飾顯示於下 擋具之表面。又由於下板係在中央底部分設置具圓弧狀之 溝槽部，所以在形成於鏈帶之一側緣的芯部安裝下擋具 時，下板可容易地包圍及夾持芯部，並且可防患在下板之 中央發生裂痕於未然，有可對品質佳且裝飾性優越的下擋 具進行精緻完工作業的效果。 申請專利範圍第2項所記載的發明，除了申請專利範 圍第1項所記載的效果，藉由不使上板變形，而使下板朝 上板塑性變形，由於下擋具構件不會使上板變形，所以可 簡易地在上板之表面顯示文字、標記、花紋等之裝飾，且 由於下板係朝上板進行塑性變形，所以可只藉由下擋具之 背面的下板之變形而將下擋具安裝在形成於鏈帶之一側緣 的芯部，下擋具之外形亦佳，又有可簡易地進行安裝操作 的效果。 申請專利範圍第3項所記載的發明，除了申請專利範 圍第1項所記載的效果，藉由在基幹之上側設置***於上 板之表面的***部，則設於下擋具之中央的基幹之上方的 -9- 1325763 根部及沿著上板之左右的構件之根部均可獲得補強’並可 形成不易變形之堅固的下擋具，且可在該受到補強後的隆 起部之表面、或是***部之兩側的表面簡易地顯示文字、 標記、花紋等之裝飾，而有可對外形佳的下擋具進行精緻 完工作業之效果。 申請專利範圍第4項所記載的發明，除了申請專利範 圍第1項所記載的效果，藉由在基幹之左右兩側設置朝外 側突出的突條部，且具圓弧狀的溝槽部係朝左右之突條部 之間刻設，則突條部可補強基幹，並有可防止下板變形時 基幹破損的效果。 申請專利範圍第5項所記載的發明，除了申請專利範 圍第1項所記載的效果，藉由下板係與上板以上下相對向 之方式配置，並從下板之中央側朝左右兩側，形成一邊離 開上板一邊延伸出的臂部，則可將在上板與臂部之間容納 形成於鏈帶之一側緣的芯部之空間確保爲較寬，並有可容 易***芯部、且強固地夾持芯部的效果。 申請專利範圍第6項所記載的發明，除了申請專利範 圍第1項所記載的效果，藉由上板與下板，係形成上板之 板厚比下板較厚，則上板的強度因變高而不易變形，另一 方面，下板係比上板較易變形，有可藉由更簡單的構造來 達成可容易進行下板變形的下擋具之結構的效果等，本發 明所達成的效果極爲顯著。 【實施方式】 -10- 1325763 本發明之拉鏈用下擋具，係如同第2圖、第3圖及第 6圖所示般的形態，在此所用的拉鏈1，係具備：左右一 對之鏈布齒條2、2，其沿著鏈帶3之長度方向的一側緣安 裝有多數個拉鏈鏈齒4;及拉鏈頭8，其將拉鏈鏈齒4插 通於內部並滑動於拉鏈鏈齒4上，俾使左右之拉鏈鏈齒 4、4咬合或分離；及上擋具5，其位於拉鏈1之上端側， 並與拉鏈鏈齒4相鄰而安裝；以及下擋具6，其位於拉鏈 1之下端側，並與拉鏈鏈齒4相鄰而安裝，該上擋具5與 下擋具6，係使拉鏈頭8不可從拉鏈鏈齒4拔除。 在製作該拉鏈1時，首先對所連續之長條形拉鏈鏈 條，在其長度方向以預定之間隔去除拉鏈鏈齒4而形成沒 有拉鏈鏈齒4的空間部，並從該空間部將拉鏈頭8插通於 拉鏈鏈齒4，接著，在其中一方的空間部與拉鏈鏈齒4相 鄰而安裝上擋具5，又，在與其中一方的空間部隔著拉鏈 鏈齒4而位於拉鏈鏈條之長度方向之相反側的其中另一方 的空間部，與拉鏈鏈齒4相鄰而安裝下擋具6。之後將鏈 帶3在空間部進行切斷，完成預定長度之拉鏈1。 用於該拉鏈1之拉鏈鏈齒4,係由在拉鏈1之長度方 向以預定間距被固定的各個拉鏈鏈齒4所構成，而拉鏈鏈 齒4係爲橫跨配置於鏈帶3之一側緣之表背的形態，作爲 較佳之例，只要拉鏈鏈齒4爲單一體型或連續線條之鋸齒 型即可，拉鏈鏈齒4之材質亦可爲金屬製或樹脂製。又雖 然上擋具5亦可爲金屬製或樹脂製，但是下擋具6係爲金 屬製並藉由壓製加工而安裝在形成於鏈帶3之一側緣的芯 -11 - 1325763 部7 〇 下擋具6，係以***通於拉鏈鏈齒4之拉鏈頭8抵接 的方式而形成，如第2圖、第3圖及第6圖所示，將上板 Π與下板12在中央藉由基幹20作上下連結所形成。如第 2圖、第6圖所示，上板11係將表面之左右、即與拉鏈1 之長度方向正交的寬度方向之中央以板厚成爲較厚的方式 形成，並設置頂面即表面平坦地***的***部15,在該隆 起部15之左右兩側朝側方平坦地延伸。上板11之左右兩 側端，係對上板11朝下方折彎成直角而彎曲設置凸緣 14’凸緣14間之尺寸係與左右之拉鏈鏈齒4咬合之狀態 下的拉鏈鏈齒4之寬度大致相等。 如第3圖、第6圖所示，下板12，係在背面之左右方 向的中央呈現截面圓弧狀，又，凹設朝拉鏈1之長度方向 延伸的溝槽部18，在該溝槽部18之左右兩側與上板11朝 上下方向相對向配置，並從下板12之中央側朝向左右兩 側’設置以逐漸離開上板1 1之方式曲折的臂部1 7，當臂 部1 7以溝槽部1 8爲中心進行壓製加工時，使臂部17朝 向不變形的上板11變形，並利用上板11與下板12從表 背夾住芯部7，而將下擋具6安裝於鏈帶3之芯部7。 如第2圖、第3圖及第6圖所示，上板11與下板 12，係將***部15與溝槽部18之間在上下利用基幹20 來連結。如第4圖所示，該基幹20，係在左右兩側面設置 朝向外側即鏈帶3側遍及於下擋具6之全長突出的突條部 21來補強基幹20，並形成可按壓鏈帶3之芯部7之前面 -12- 1325763 的形態。形成於該基幹20之下側面的具圓弧狀之溝槽部 18，係朝向補強基幹20的左右之突條部21之間而凹設， 用以助長臂部17之變形。 上板1 1，係在平坦的表面刻設文字、標記、花紋等之 裝飾而顯示，如第4圖所示，在形成於下擋具6之兩側面 的開口部分***形成於鏈帶3的芯部7之後，藉由壓製加 工使下板12之臂部17朝向上板11變形並壓接，藉此而 將下擋具6對芯部7包圍並夾持。根據此就可將下擋具6 以與拉鏈鏈齒4之一端部相鄰的形式來固定，而滑動於拉 鏈鏈齒4的拉鏈頭8會抵接下擋具6並停止拉鏈頭8的滑 動。 [實施例1] 用於第1圖至第6圖所示的實施例1之拉鏈的下擋具 6，係使用鋁合金、鋅合金等之金屬並藉由壓鑄（die casting)成型手段所成型。下擋具6，係由上板11與下 板12以及基幹20所形成。上板11係在左右方向之中央 部分朝向拉鏈之長度方向而連續並以板厚較厚的方式所形 成，並形成朝上板11之表面***的***部15。該***部 15之表面係爲平坦，當成型下擋具6時刻印顯示文字、標 記、花紋等之裝飾，或是在後製程中顯示。 形成於上板11的中央之***部15之兩側，係朝左右 方向平坦地延伸出，並在其兩側端形成相對於上板11朝 向下方折彎成直角的凸緣14。在***部15之兩側的平坦 -13- 1325763 部分亦可顯示文字、標記、花紋等之裝飾。上板11之橫 向寬度係與當左右之拉鏈鏈齒4咬合時的寬度尺寸大致相 等，又形成於上板11之兩側的平坦部分之拉鏈1的長度 方向之長度，係具備與拉鏈鏈齒4之各個拉鏈鏈齒4的複 數個部分之長度、即拉鏈1中的長度方向之複數個拉鏈鏈 齒4的尺寸相同之尺寸，並負責將鏈帶3中之芯部7從上 方壓入。更且如第1圖所示，上板11，係形成中央之*** 部1 5朝向與拉鏈鏈齒4相鄰之側的相反側、即圖示的拉 鏈1之下方側突出成凸字狀的形狀，並形成外形佳的下擋 具6。 如第3圖、第6圖所示，下板12，係在下擋具6中的 背面之左右方向之中央位置凹設呈現圓弧狀的溝槽部18, 在該溝槽部1 8之兩側，與上板1 1朝上下方向相對向地配 置，並設置從下板12之中央側朝向左右兩側一邊離開上 板11 一邊以斜狀延伸出的臂部17，臂部17之前端係形成 至與上板Π之凸緣14相應的位置。下板12之下端係與 ***部15同樣地朝向拉鏈1之下方側以呈現凸字狀的方 式所形成。 將上板11與下板12作上下連結的基幹20，係從*** 部15之背面設置至溝槽部18，且在基幹20之側面遍及於 下擋具6之全長設置朝向外側即鏈帶3側突出的突條部2 1 來補強基幹20，並形成從前面按壓形成於鏈帶3之芯部7 的形狀》又形成於基幹20之下側面之呈現圓弧狀的溝槽 部18，係朝向突出於基幹20之側面而補強基幹20之左右 -14- 1325763 的突條部21之間凹設，藉由臂部17容易變形，且形成具 圓弧狀之溝槽部18，即可去除變形時拉伸應力集中的部 分，並防患發生裂痕於未然。 下擋具6，係依情況而在上板11與下板12之雙方的 內面，隨處設置適當形狀的突起，例如第4圖、第5圖所 示，在上板11之內面於基幹20之左右4個部位設置高度 相同的突起23，並在下板12中之基幹20的左右之臂部 17之內面於4個部位設置高度相同的突起23’，如第5圖 所示，該等的突起23、23’，係由頂面爲平坦、其中一方 之面爲傾斜面、其中另一方之面爲直角面、側.面爲直角面 所形成的梯形狀之突起23、23’，並形成各突起23、23’之 傾斜面朝向存在有拉鏈鏈齒4之側，其中另一方之直角面 朝向設置於下擋具6之下方側之突出成凸字狀的部分而設 置，當藉由壓製加工將下擋具6安裝於芯部7時，防患下 擋具6因突起23、23’而從芯部7拔出於未然。 如第4圖所示，下擋具6，係相對於配設在基幹20之 兩側之形成於上板11與下板12之間的開口部分，從左右 ***形成於鏈帶3之芯部7，此時左右之拉鏈鏈齒4係以 咬合之狀態，而下擋具6係以相鄰於拉鏈鏈齒4之端部的 形態，將形成於鏈帶3之一側緣的芯部7從開口部分插 入。 ***形成於鏈帶3之一側緣的芯部7之後的下擋具 6，係藉由壓製加工，不使上板11變形而只使形成於下板 12之臂部17變形，並將芯部7按壓至上板11及基幹20 -15- 1325763 而固定下擋具6。此時，藉由下板12之臂部17的變形， 由於不會在下板12之溝槽部18部分發生裂痕，所以藉由 將溝槽部18形成圓弧狀，具圓弧狀之溝槽部18即可分散 在加工時施加於下板12的拉伸引力，並形成以不會局部 集中之方式來形成並不會發生裂痕的形態。另外作爲不會 使上板11變形的對策之一，亦可將上板11之板厚形成比 下板12較厚。 另外，該實施例中雖然係將使用於拉鏈1的拉鏈鏈齒 4之形態，就橫跨配置於鏈帶3之一側緣之表背的拉鏈鏈 齒4，係將具備有單一體型例如拉鏈鏈齒4之外形的金屬 線材予以切斷並在鏈帶3之一側緣進行壓製加工作業的形 態、或是使用樹脂在鏈帶3之一側緣射出成型依射出成型 手段所成之各個拉鏈鏈鏈齒4的形態、或者將連續線條之 鋸齒型的拉鏈鏈齒4跨設於鏈帶3之一側緣的形態加以說 明，但是在鏈帶3之一側緣之表背插通或介設芯部7而安 裝螺旋狀或鋸齒狀連續之拉鏈鏈齒4的鏈布齒條2、2之 端部、即空間部於鏈帶3之表面安裝有芯部7的狀態中， 亦可在下擋具6之上板1 1側配設芯部7，且下板12側係 對應平坦的鏈帶3而利用壓製加工只使下板12變形，而 將下擋具6安裝於鏈帶3。 [實施例2] 第7圖所示的實施例2之用於拉鏈的下擋具6，係由 上板11與下板12以及基幹20所形成，上板11之表面係 -16- 1325763 爲平坦，在其兩側端設置折彎成直角的凸緣14，形成可在 上板11之表面顯示文字、標記、花紋等之裝飾的形態。 又下板12係在背面之左右方向的中央凹設呈現圓弧狀的 溝槽部18，連續至該溝槽部18而於左右設置臂部17。其 係設置將上板11與下板12作上下連結的基幹20，並在該 基幹20之側面設置突條部21來補強基幹20的下擋具6。 下擋具6之平面形狀係呈現正方形的形狀，在下擋具 6之下端部分不存在朝向拉鏈1之下方側突出的凸字狀部 分。又將上板11之板厚形成多少比下板12較厚，藉由可 輕易地進行下板1 1之變形，即可在進行壓製加工作業時 只使下板12變形而在上板11與下板12之間夾入芯部7, 並在芯部7安裝下擋具6。 (產業上之可利用性） 縫接有本發明之拉鏈用下擋具的拉鏈，係安裝於一端 側開口、另一端側被封鎖的物品之開口部來使用。例如用 於皮包、袋物、衣服特別是長褲、裙子等中，並使用於在 下擋具之表面顯示文字、標記、花紋等之裝飾而重視設計 的物品中。 【圖式簡單說明】 第1圖係拉鏈之正面圖。 第2圖係根據實施例1而完成的下擋具之表面的立體 圖。 -17- .1325763 第3圖係第2圖所示的下擋具之背面的立體圖。 第4圖係***第2圖所示的下擋具之鏈帶之前的下擋 具之剖面圖。 第5圖係第2圖所示的下擋具之V-V截面圖。 第6圖係將第2圖所示的下擋具安裝於鏈帶之後的剖 面圖。 第7圖係根據實施例2而完成的下擋具之表面的立體 圖。 第8圖係第1公知的下擋具之平面圖。 第9圖係顯示第8圖所示的下擋具之使用狀態的平面 圖。 第10圖第2公知的下擋具之立體圖。 第1 1圖係顯示第1 0圖所示的下擋具之使用狀態的剖 面圖。 【主要元件符號說明】 1 :拉鏈 2 :鏈布齒條 3 :鏈帶 4 :拉鏈鏈齒 5 :上擋具 6 :下擋具 7 :芯部 8 :拉鏈頭 -18- .1325763 上板 下板 凸緣 ***部 臂部 溝槽部 基幹 突條部 23 ’ ：突起 :鏈帶 :芯部 =軀幹 :分歧壁部 :溝槽部 :下擋具 :芯部 :容納部 :腳部 :基部BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a metal zipper lower stopper for use in a zipper having a core tape on one side edge of a belt, which is spliced to a zipper chain. The tooth is attached to the core formed in the fastener tape, and has a function of stopping the sliding operation of the head. [Prior Art] The zipper lower stopper that is affixed to the side edge of the chain belt is, for example, shown in Fig. 9, and the trunk 210 in the lower stopper, according to the specification of U.S. Patent No. 2,88,469, An acute angle 218 is provided in the center of the curved partition wall portion 217 formed in the table, and the back surface is provided with a curved wall portion 217 which is curved at the left and right sides. The central portion forms a flat bottom surface and the surface of the trunk 210 is formed. The 218 and the flat bottom surface on the back side are connected to each other by the base 220. It is known that there is a lower stopper for a zipper, in which a flat bottom surface of 210 is placed on an anvil, and a surface of the branch wall portion 217 which is curved left and right and the side wall 217 which is curved at the lower side is embedded in the chain. The core portion 207 of one of the side edges of 203 is mounted by press working. Furthermore, as shown in Fig. 10 and Fig. 11 of Japanese Laid-Open Patent Publication No. 2005-1552023, as a lower stopper for a slide fastener, all of the lower stoppers for the zipper are as shown in Fig. 10, and the base is as shown in Fig. 10. Centered on the left side of the base portion 3 20, the chain member is provided in a direction opposite to the front and back directions so that the zipper can be lightly illustrated, the left and right groove portions are formed, and the groove portion is opposite to the upper side of the first torso. When it is performed, the leg portion 3 1 7 on the surface side and the leg portion 3 1 7 on the back side are formed as shown in the table 3-4 1325763 of the known person 320, and the leg portions 3 17 7 extend from the base portion 320 in the left-right direction. The leg portion 317 on the front side and the leg portion 317 on the back side are gradually separated from each other as they move away from the base portion 30, and are formed by opening the left and right ends of the retaining member 306, and The inner surface of the leg portion 317 is provided with a protrusion portion 323 of a suitable shape to form a receiving portion 316 of the core portion 307 of the fastener tape, and an opening portion provided at the left and right outer side ends of the housing portion 316 is embedded in the chain. The core 307 with the side edge of φ., by the end of the leg portion 317 of the left and right front and back The press is machined to the side edge of the chain and the end of the zipper chain is closed. (Patent Document 1) U.S. Patent No. 2 8 8 4 6 9 1 (Patent Document 2) Japanese Laid-Open Patent Publication No. 2005-152023 (Summary of the Invention) In the zipper lower stopper shown in FIG. 9, since the groove portion 218 having an acute angle is provided on the surface of the lower stopper fixed to the fastener chain, there is a case where the lower stopper is cracked during the pressing process. Disadvantages, and there are tricks to reduce quality. Further, since the surface of the lower stopper has an arc shape, it is difficult to easily form a decoration such as a decoration such as a character, a mark, or a pattern on the surface of the lower stopper. Further, in the zipper lower stopper 306 shown in FIGS. 10 and 11, the leg portion 317 on the front side and the leg portion 317 on the back side are both inclined and opened, so that they are formed in order to be formed. The core portion 3 07 of the side edge of the chain belt is attached with the lower stopper -5 - 1325763 3 〇 6 ', and the left and right leg portions 3 丨 7 of the front side and the back side must be pressed and deformed, so there is a lower stopper 3 06 It is difficult to form a problem of decoration of characters, marks, patterns, and the like on the surface. The present invention has been developed in consideration of the above-mentioned problems, and the invention described in claim 1 of the present invention has a main object of providing a zipper lower stopper for fixing a fastener chain to a fastener chain. The disadvantage of cracking of the lower stopper is that it provides a good lower barrier, and can easily display the decoration of characters, marks, patterns, etc. on the surface of the lower stopper, and the lower stopper for the zipper with superior decoration. The invention described in claim 2 is for the purpose of the invention described in claim 1, and it is an object of the invention to provide a text that can be accurately and efficiently displayed on the surface of the lower barrier for a slide fastener. The decoration of the mark, the pattern, and the like can be easily attached to the lower zipper for the zipper formed on the side edge of one side of the chain belt. The invention described in claim 3 is for the purpose of the invention described in claim 1, and it is an object of the invention to provide an upper plate for reinforcing the upper root portion and the surface of the upper and lower bases of the lower and lower ends of the lower stopper. The root portion makes it difficult to deform, and the lower stopper for the zipper in the form of a decoration such as a character, a mark, a pattern, or the like can be easily displayed on the surface of the lower stopper. The invention described in claim 4 is for the purpose of the invention described in claim 1, and it is an object of the invention to provide a ridge portion on both left and right sides of a base that connects the upper and lower sides of the lower stopper. Further, the base of the groove portion having an arc shape is reinforced, and the lower stopper for the zipper which is less likely to be broken is provided. -6 - 1325763 The invention described in claim 5 is for the purpose of the invention described in claim 1, and it is an object of the invention to provide an arm portion for securing the upper and lower plates of the lower stopper. The lower zipper for the zipper is formed by accommodating a wider space of the core formed on one side edge of the chain belt and for urging the lower stopper to the side edge of one of the links. The invention described in claim 6 is for the purpose of the invention described in claim 1, and it is an object of the invention to provide an improvement in the strength of the upper plate itself in the lower stopper so as not to be easily deformed. The lower plate is formed to be easily deformed, and the lower zipper for the zipper can be attached to one side of the chain belt simply and correctly. (Means for Solving the Problem) In order to achieve the above object, the invention according to claim 1 of the present invention is characterized in that the lower zipper for the zipper is used as the main structure, and the lower damper for the zipper is The plate 11, the lower plate 12 and the base 20 are formed, and the upper plate 11 is formed by a flat plate and is bent at a right angle of the flange 14 at a right angle thereof, and the lower plate 12 is provided at the center of the back surface to form a circle. The arcuate groove portion 18 is connected to the center of the upper plate 11 and the lower plate 12 by the base 20 connected vertically, and is sandwiched between the upper plate 11 and the lower plate 12 on the right and left sides of the base 20, and is formed in the right and left chain. The core 7 with one side edge of the belt 3 is mounted. According to the invention described in the second aspect of the patent application, in addition to the configuration described in the first aspect of the patent application, the upper plate 11 of the lower stopper 6 is formed by a flat plate which cannot be deformed, and the lower plate 12 is formed. A lower zipper for a zipper that is plastically deformed toward the upper side of the 1235576 plate 11. According to the invention described in claim 3, in addition to the configuration described in the first aspect of the patent application, the upper side of the base plate 20 and the lower plate 12 of the lower stopper 6 are connected to the upper side of the lower stopper 12 in the center portion. A zipper lower stopper that is formed to protrude from the surface of the upper plate 11 by the raised portion 15 is provided. In the invention described in claim 4, in addition to the configuration described in the first aspect of the patent application, the left and right sides of the base plate 11 and the lower plate 12 of the lower stopper 16 are connected to each other at the center portion. The side surface is provided with a protruding portion 21 protruding toward the side, and the groove portion 18 formed in the arcuate shape of the lower plate 12 is used for the zipper which is formed between the left and right protruding portions 2 1 Blocking gear. According to the invention described in claim 5, in addition to the configuration described in the first aspect of the patent application, the lower plate 12 of the lower stopper 6 is disposed so as to face the upper plate 11 upward and downward, and is disposed from the lower side. The center side of the plate 12 faces the left and right sides, and a lower zipper for the zipper is formed, which is formed by the arm portion 17 extending away from the upper plate 1 1 . According to the invention described in claim 6, in addition to the configuration described in the first aspect of the patent application, the upper plate 11 and the lower plate 12 of the lower striker 6 are formed to form the upper plate 11 than the lower plate. 12 The lower stop for the zipper formed by the thicker shape and the above-mentioned plate is not deformed. (Effect of the Invention) The invention described in the ninth aspect of the invention is the invention of the present invention, wherein the upper plate is formed by the upper and lower plates and the base. a flange formed by a flat plate and bent at both side ends of the upper plate, the lower plate is provided with an arc-shaped groove portion at the center of the back surface, and the center of the upper plate and the lower plate are connected by the base, and the base is The core of the left and right chain belts is sandwiched between the upper and lower upper and lower plates to achieve the following effects. Since the upper plate in the lower stopper is formed by the flat plate and the flange is bent at both side ends, the lower stopper itself can be firmly completed, and since it is a flat plate, characters, marks, patterns, and the like can be easily used. The decoration is shown on the surface of the lower stop. Further, since the lower plate is provided with a groove portion having an arc shape at the center bottom portion, when the lower stopper is attached to the core portion formed on one side edge of the chain belt, the lower plate can easily surround and hold the core portion. Moreover, it is possible to prevent the occurrence of cracks in the center of the lower plate, and it is possible to carry out the work of exquisite work for the lower retaining piece with good quality and excellent decoration. According to the invention described in the second aspect of the patent application, in addition to the effect described in the first aspect of the patent application, the lower plate is plastically deformed toward the upper plate without deforming the upper plate, and the lower stopper member does not become upper. Since the plate is deformed, the decoration of characters, marks, patterns, and the like can be easily displayed on the surface of the upper plate, and since the lower plate is plastically deformed toward the upper plate, the deformation of the lower plate on the back surface of the lower stopper can be performed only by The lower stopper is attached to the core formed on one side edge of the chain belt, and the lower stopper has a good outer shape, and has an effect of being easily mounted. According to the invention described in the third aspect of the patent application, in addition to the effect described in the first aspect of the patent application, the ridge which is raised on the upper surface of the upper plate is provided on the upper side of the base, and the base is provided in the center of the lower stopper. The root of the -9-1325763 above and the root of the member along the left and right sides of the upper plate can be reinforced and can form a strong lower stop that is not easily deformed, and can be on the surface of the reinforced ridge, or It is the surface on both sides of the ridge that simply displays the decoration of characters, marks, patterns, etc., and has the effect of exquisite workmanship for the lower part of the shape. According to the invention described in claim 4, in addition to the effects described in the first aspect of the patent application, the ridge portion protruding outward is provided on both the right and left sides of the base, and the groove portion having an arc shape is provided. When engraved between the left and right ridges, the ridges can reinforce the base and prevent the base from being damaged when the lower plate is deformed. According to the invention described in claim 5, in addition to the effects described in the first aspect of the patent application, the lower plate and the upper plate are disposed to face each other upward and downward from the center side of the lower plate toward the left and right sides. By forming an arm portion extending away from the upper plate, the space for accommodating the core portion formed on one side edge of the link belt between the upper plate and the arm portion can be made wider, and the core can be easily inserted. And the effect of firmly holding the core. According to the invention described in the sixth aspect of the patent application, in addition to the effects described in the first aspect of the patent application, the upper plate and the lower plate are formed such that the thickness of the upper plate is thicker than that of the lower plate, and the strength of the upper plate is The height is not easy to be deformed, and on the other hand, the lower plate system is more easily deformed than the upper plate, and the effect of the structure of the lower stopper that can easily perform deformation of the lower plate can be achieved by a simpler structure, etc., which is achieved by the present invention. The effect is extremely significant. [Embodiment] -10- 1325763 The lower zipper for a slide fastener of the present invention is a form as shown in Figs. 2, 3, and 6. The zipper 1 used herein has a pair of left and right sides. a chain rack rack 2, 2 having a plurality of zipper elements 4 mounted along one side of the length of the chain belt 3; and a zipper head 8 which inserts the zipper elements 4 into the interior and slides over the zipper chain On the tooth 4, the left and right zipper elements 4, 4 are engaged or disengaged; and the upper stop 5 is located on the upper end side of the zipper 1 and is adjacent to the zipper element 4; and the lower stop 6 Located on the lower end side of the zipper 1, and mounted adjacent to the zipper element 4, the upper damper 5 and the lower damper 6 are such that the zipper head 8 cannot be detached from the zipper element 4. When the zipper 1 is produced, first, the continuous elongated zipper chain is removed at a predetermined interval in the longitudinal direction thereof to form a space portion without the fastener element 4, and the zipper head is removed from the space portion. 8 is inserted into the fastener element 4, and then the upper stopper is attached to the space portion of one of the fastener elements 4, and the fastener element is attached to the space portion of the one of the fastener elements. The other space portion on the opposite side to the longitudinal direction is adjacent to the fastener element 4 to mount the lower stopper 6. Thereafter, the chain 3 is cut in the space portion to complete the zipper 1 of a predetermined length. The fastener element 4 for the slide fastener 1 is composed of the respective fastener element 4 fixed at a predetermined pitch in the longitudinal direction of the slide fastener 1, and the fastener element 4 is disposed across one side of the fastener tape 3. As a preferred example, the zipper element 4 may be a single body type or a zigzag type of continuous line, and the material of the zipper element 4 may be made of metal or resin. Further, although the upper stopper 5 may be made of metal or resin, the lower stopper 6 is made of metal and is attached to the core 11 - 1325763 portion 7 formed on one side edge of the fastener tape 3 by press working. The lower stopper 6 is formed to be abutted by the slider 8 inserted through the fastener element 4, and as shown in FIGS. 2, 3, and 6, the upper plate and the lower plate 12 are placed. The center is formed by the base 20 being connected up and down. As shown in Fig. 2 and Fig. 6, the upper plate 11 is formed such that the center of the width direction orthogonal to the longitudinal direction of the slide fastener 1 is thicker, and the top surface is provided. The raised portions 15 that are flatly raised are flatly extended laterally on the left and right sides of the raised portion 15. The left and right side ends of the upper plate 11 are bent at right angles to the upper plate 11 and are bent to provide a fastener element 4 in a state in which the flange 14 is sized to engage with the left and right fastener elements 4 The widths are approximately equal. As shown in Fig. 3 and Fig. 6, the lower plate 12 has a circular arc shape at the center in the left-right direction of the back surface, and a groove portion 18 extending in the longitudinal direction of the slide fastener 1 is recessed in the groove. The left and right sides of the portion 18 are disposed to face the upper plate 11 in the up-and-down direction, and are provided from the center side of the lower plate 12 toward the left and right sides, and are provided with an arm portion that is bent away from the upper plate 1 1 . When the press processing is performed centering on the groove portion 18, the arm portion 17 is deformed toward the undeformed upper plate 11, and the upper portion 11 and the lower plate 12 are used to sandwich the core portion 7 from the front and back, and the lower block is used. The tool 6 is attached to the core 7 of the chain belt 3. As shown in Figs. 2, 3, and 6, the upper plate 11 and the lower plate 12 are connected to each other by the base 20 between the raised portion 15 and the groove portion 18. As shown in Fig. 4, the base 20 is provided with a ridge portion 21 which protrudes toward the outer side, that is, on the side of the chain belt 3, over the entire length of the lower stopper 6 to reinforce the base 20, and forms a pressable chain belt 3. The shape of the front face of the core 7 is -12- 1325763. The arcuate groove portion 18 formed on the lower side of the base 20 is recessed toward the left and right rib portions 21 of the reinforcing base 20 to promote deformation of the arm portion 17. The upper plate 1 1 is displayed by engraving a decoration such as a character, a mark, a pattern, or the like on a flat surface, and as shown in FIG. 4, an opening portion formed on both side faces of the lower stopper 6 is inserted into the chain belt 3. After the core portion 7, the arm portion 17 of the lower plate 12 is deformed and pressed against the upper plate 11 by press working, whereby the lower stopper 6 is surrounded and held by the core portion 7. According to this, the lower stopper 6 can be fixed adjacent to one end of the fastener element 4, and the slider 8 that slides on the fastener element 4 abuts against the lower stopper 6 and stops the sliding of the slider 8. . [Embodiment 1] The lower stopper 6 for the slide fastener of the first embodiment shown in Figs. 1 to 6 is formed by die casting molding using a metal such as an aluminum alloy or a zinc alloy. . The lower stopper 6 is formed by the upper plate 11 and the lower plate 12 and the base 20. The upper plate 11 is continuous in the longitudinal direction of the slide fastener in the central portion in the left-right direction, and is formed to have a thick plate thickness, and forms a raised portion 15 which is raised toward the surface of the upper plate 11. The surface of the raised portion 15 is flat, and when the molded lower stopper 6 is printed, the decoration of characters, marks, patterns, and the like is displayed at a time, or is displayed in a post-process. Both sides of the ridge portion 15 formed at the center of the upper plate 11 are flatly extended in the left-right direction, and flanges 14 which are bent at right angles with respect to the upper plate 11 are formed at both side ends thereof. The flat -13 - 1325763 part on both sides of the raised portion 15 can also be decorated with characters, marks, patterns, and the like. The lateral width of the upper plate 11 is substantially equal to the width dimension when the left and right fastener elements 4 are engaged, and is formed in the longitudinal direction of the flat portion of the flat portion on both sides of the upper plate 11, and is provided with a fastener element. The length of the plurality of portions of each of the zipper elements 4 of 4, that is, the size of the plurality of zipper elements 4 in the longitudinal direction of the zipper 1, is the same size, and is responsible for pressing the core portion 7 of the chain belt 3 from above. Further, as shown in Fig. 1, the upper plate 11 is formed such that the central raised portion 15 protrudes in a convex shape toward the side opposite to the side adjacent to the fastener element 4, that is, the lower side of the illustrated slide fastener 1. Shape, and form a good shape of the lower stop 6. As shown in Fig. 3 and Fig. 6, the lower plate 12 has a groove portion 18 which is formed in an arc shape at a central position in the left-right direction of the back surface of the lower stopper 6, and two of the groove portions 18 The side is disposed to face the upper plate 1 in the up-and-down direction, and is provided with an arm portion 17 extending obliquely from the center side of the lower plate 12 toward the left and right sides while being separated from the upper plate 11, and the front end of the arm portion 17 is It is formed to a position corresponding to the flange 14 of the upper plate. Similarly to the raised portion 15, the lower end of the lower plate 12 is formed in a convex shape toward the lower side of the slide fastener 1. The base 20 that connects the upper plate 11 and the lower plate 12 up and down is provided from the back surface of the ridge portion 15 to the groove portion 18, and the side surface of the base member 20 is disposed toward the outer side, that is, the chain belt 3 over the entire length of the lower stopper 6. The protruding portion 2 1 protruding from the side reinforces the base 20 and forms a groove portion 18 which is formed in the shape of the core portion 7 of the fastener tape 3 from the front side and which is formed on the lower side of the base 20 and which is formed in an arc shape. The protrusions 21 protruding from the side of the base 20 and the left and right sides of the reinforcing base 20 are recessed between the protrusions 21, and the arm portion 17 is easily deformed, and the groove portion 18 having an arc shape is formed. Stretch the part of the stress concentration during deformation and prevent cracks from occurring. The lower stopper 6 is provided with an appropriately shaped projection on the inner surface of both the upper plate 11 and the lower plate 12 as occasion demands, for example, as shown in Figs. 4 and 5, on the inner surface of the upper plate 11 The protrusions 23 having the same height are provided at four places on the left and right sides of the 20, and the protrusions 23' having the same height are provided on the inner faces of the left and right arm portions 17 of the base 20 in the lower plate 12, as shown in Fig. 5, The protrusions 23 and 23' are equal-shaped protrusions 23, 23' formed by the top surface being flat, one of the surfaces being an inclined surface, the other surface being a right-angled surface, and the other side being a right-angled surface. And the inclined surface of each of the protrusions 23, 23' is formed toward the side where the fastener element 4 is present, and the other right angle surface is disposed toward the portion of the lower side of the lower stopper 6 which protrudes in a convex shape. When the lower stopper 6 is attached to the core portion 7 by press working, the lower stopper 6 is prevented from being pulled out from the core portion 7 by the projections 23, 23'. As shown in FIG. 4, the lower stopper 6 is inserted into the opening portion formed between the upper plate 11 and the lower plate 12 on both sides of the base 20, and is inserted into the core portion of the fastener tape 3 from the left and right. 7. At this time, the left and right fastener elements 4 are in a state of being engaged, and the lower stopper 6 is adjacent to the end of the fastener element 4, and the core 7 formed on one side edge of the fastener tape 3 is formed. Inserted from the opening portion. The lower stopper 6 inserted after the core portion 7 formed on one side edge of the fastener tape 3 is deformed by the pressing process, and only the arm portion 17 formed on the lower plate 12 is deformed without deforming the upper plate 11, and the core is The portion 7 is pressed to the upper plate 11 and the base 20 -15 - 1325763 to fix the lower stopper 6. At this time, since the deformation of the arm portion 17 of the lower plate 12 does not cause cracks in the groove portion 18 of the lower plate 12, the groove portion 18 is formed in an arc shape and has an arc-shaped groove. The portion 18 can be dispersed in the tensile attraction force applied to the lower plate 12 during processing, and formed in a form that does not locally concentrate and does not cause cracks. Further, as one of the measures for not deforming the upper plate 11, the thickness of the upper plate 11 may be formed thicker than that of the lower plate 12. Further, in this embodiment, although the fastener element 4 of the slide fastener 1 is used, the fastener element 4 which is disposed across the front and back of one side of the fastener tape 3 will have a single body type such as a zipper. A metal wire having a shape other than the sprocket 4 is cut and subjected to a press working operation at one side edge of the chain tape 3, or a zipper formed by one side of the chain tape 3 by injection molding. The form of the chain element 4 or the form in which the zigzag type fastener element 4 of the continuous line is straddled on one side edge of the chain belt 3 will be described, but the front side of one side of the chain belt 3 is inserted or introduced. In the state in which the core portion 7 is attached to the ends of the chain racks 2 and 2 of the spiral or zigzag continuous fastener element 4, that is, the space portion is attached to the surface of the chain belt 3, the core portion 7 may be attached. The core portion 7 is disposed on the upper surface of the upper surface of the stopper 6 on the side of the upper surface of the upper surface of the upper surface of the upper surface of the upper side of the upper side of the upper side of the upper side of the lower side of the upper side. [Embodiment 2] The lower stopper 6 for a slide fastener of the embodiment 2 shown in Fig. 7 is formed by the upper plate 11 and the lower plate 12 and the base 20, and the surface of the upper plate 11 is -16 - 1325763 It is flat, and a flange 14 bent at a right angle is provided at both side ends thereof to form a form in which a decoration such as a character, a mark, a pattern, or the like can be displayed on the surface of the upper plate 11. Further, the lower plate 12 is provided with an arc-shaped groove portion 18 in the center in the left-right direction of the back surface, and is continuous to the groove portion 18 to provide the arm portion 17 on the right and left sides. A base 20 for vertically connecting the upper plate 11 and the lower plate 12 is provided, and a ridge portion 21 is provided on the side of the base 20 to reinforce the lower stopper 6 of the base 20. The planar shape of the lower stopper 6 assumes a square shape, and the lower end portion of the lower stopper 6 does not have a convex portion that protrudes toward the lower side of the zipper 1. Further, the thickness of the upper plate 11 is formed to be thicker than that of the lower plate 12. By easily deforming the lower plate 11, it is possible to deform only the lower plate 12 during the press working operation on the upper plate 11 and The core 7 is sandwiched between the lower plates 12, and the lower stopper 6 is attached to the core 7. (Industrial Applicability) The zipper to which the lower stopper for a slide fastener of the present invention is sewn is attached to an opening of an article which is open at one end side and blocked at the other end side. For example, it is used in leather bags, bags, clothes, especially trousers, skirts, etc., and is used for articles that are designed to display the characters, marks, patterns, and the like on the surface of the lower stopper. [Simple description of the drawing] Figure 1 is a front view of the zipper. Fig. 2 is a perspective view showing the surface of the lower stopper completed in accordance with the first embodiment. -17-.1325763 Fig. 3 is a perspective view of the back side of the lower stopper shown in Fig. 2. Fig. 4 is a cross-sectional view showing the lower stopper before the chain of the lower stopper shown in Fig. 2 is inserted. Fig. 5 is a V-V sectional view of the lower stopper shown in Fig. 2. Fig. 6 is a cross-sectional view showing the lower stopper shown in Fig. 2 after being attached to the fastener tape. Fig. 7 is a perspective view showing the surface of the lower stopper completed in accordance with the second embodiment. Figure 8 is a plan view of the first known lower stop. Fig. 9 is a plan view showing the state of use of the lower stopper shown in Fig. 8. Figure 10 is a perspective view of the second known lower stop. Fig. 1 is a cross-sectional view showing the state of use of the lower stopper shown in Fig. 10. [Main component symbol description] 1 : zipper 2 : chain cloth rack 3 : chain belt 4 : zipper chain 5 : upper stop 6 : lower stop 7 : core 8 : zipper head -18 - .1325763 upper plate Plate flange ridge portion arm groove portion base dry ridge portion 23 ': protrusion: chain belt: core portion = trunk: branch wall portion: groove portion: lower stopper: core portion: housing portion: foot portion: base portion