A7 ^346 1 1 B7 五、發明說明（1 ) 發明所屬技術頜域 本發明係有關用來作爲各種電子機器之操作用開關之 按鈕開關構造，特別是有關配設於殼體內之固定端子之配 置構造。 習知技術 習知按鈕開關之固定端子之配置構造係如第1 1及 12圖所示者。第11圖係顯示按鈕開關之殼體部15之 平面圖，第1 2圖係沿第1 1圖之1 2 — 1 2線之剖視圖 0 殻體11以合成樹脂等成形材料形成上面開口盒狀， 以鑲嵌成形等方法於其內底部配設黃銅等導電性金屬材料 形成之固定端子2 2。此固定端子2 2係由埋設於前述殼 體1 1之內底部，於其途中設有複數彎曲部2 2 a之基部 2 2 b，自此基部2 2 b朝前述殼體1 1外側伸設之端子 部2 2 c，以及露出前述殼體1 1之內底面，與未圖示之 活動接點接觸分離之一對接點部2 2 d對向形成者。 前述一對接點部2 2 d係沿前述固定端子2 2之基部 2 2 b之排列方向相互保持一定間隙對向配置者，前述接 點部2 2 d之寬度形成大致與前述固定端子2 2之基部 2 2 b之寬度相同之尺寸。又，朝前述殼體1 1外側伸設 之端子部2 2 c藉由於前述基部2 2 b在前述殼體1 1之 內底部設有複數彎曲部2 2 a ，形成與前述殼體1 1之底 面成同一面，此端子部2 2 c之前端形成沿前述殼體1 1 -4 - — ΙΓΙ — — — — — — — 1— * I I I I I I I I — — — — — — — · (請先閱讀背面之注意事項再填寫本頁) 經濟部智想財產局員工消費合作社印製 本紙張又度適用中國國家標準（CNS)A4規格（210x297公釐） 4346 .%濟部智鸶財產局員X消費合作社印製 A7 B7 五、發明說明（2) 外側而豎起之J彎曲形狀。藉.由此端子部2 2 c之前端形 成J彎曲形狀，可朝使用前述殼體之按鈕開關之電路基板 上進行表面安裝。 在使用前述殼體1 1於按鈕開關情形下，藉由收容未 圖示之業已周知活動接點於前述殼體1 1之開口內部，進 一步安裝未圖示，亦業已周知之橡皮彈簧及鈕柱，完成既 存按鈕開關。 發明所欲解決之問顆 惟，於上述習知按鈕開關之殼體1 1內固定端子之配 置構造中，由於固定端子2 2之一對接點部2 2 d沿固定 端子2 2之基部2 2 b之排列方向相互保持一定間隙而對 向配置，故須持續沿埋設於殼體1 1之固定端子2 2之基 部2 2 b之排列方向，進一步連接一對接點部2 2 d而對 向配置，由於固定端子2 2之排列方向之長度變長，殼體 1 1之大小變大，故有所謂殼體全體大小變大的問題。 又，由於爲了可朝電路基板表面安裝，配設於殼體 1 1之固定端子2 2之端子部2 2 C前端形成j彎曲形狀 ’爲了使端子部2 2 c與殼體1 1之底面成同一面，於殼 體1 1之內底部，在固定端子2 2之基部2 2 b設置複數 彎曲部2 2 a ，故有固定端子2 2之一對接點部2 2 d之 接點間之間隙因該彎曲部2 2 a之加工精度問題而不規則 ’接點間之間隙會變大的問題。 因此’本發明目的在於解決上述問題點，提供一種可 L— ^1 ^1 ^1 1 I n ί I t I— I I I (請先間讀背面之注意事項再填寫本頁) 本紙張尺度適用中國國家標準（CNS)A4規格（2】〇x 297公釐） -5- 43461 1 A7 B7 五、發明說明（3) <請先閱讀背面之注意事項再填寫本頁) 縮短殼體內固定端子排列方向之長度|同時作成亦可朝電 路基板表面安裝之固定端子形狀，即使在殼體內設有複數 彎曲部，亦不會受到此彎曲部加工誤差之影響’能將接點 間之間隙設定爲最小，可小型化之殼體之固定端子之配置 構造。 用以解決問題之措施 爲解決上述問題，本發明第1措施特徵在於，具備盒 狀殼體，固接於此殻體內之一對固定端子，保持可於前述 殼體1內側面滑動之鈕柱，以及配設於前述固定端子上俾 可與此鈕柱移動同步動作之活動接點，前述一對端子由埋 設於前述殼體內之基部，伸設至前述殼體外側之端子部， 以及露出前述殼體內底面，保持一定間隙配設之接點部構 成，前述一對固定端子將各個前述基部定位配設於一直線 上，前述接點部分別彎曲而對向配置形成於正交前述基部 排列方向之線上。 又，第2措施特徵在於，前述接點部配置成正交前述 基部排列方向之方向之寬度較前述基部之寬度小。 經濟部智慧財產局員工消費合作社印制取 又*第3措施特徵在於，前述接點部在正交前述基部 排列方向之中心線之線上，夾前述中心線分別相互朝反對 側挪移而對向配置。 又，第4措施特徵在於，埋設於前述殼體內之一對固 定端子之基部於前述殼體內形成複數個彎曲部，藉由設有 .此複數個彎曲部，伸設至外側之端子部與前述殻體之底面 -6 - 本紙張尺度適用中國國家標準（CNS)A4規格（210 X 297公釐） 43461 1 A7 B7 經濟部智慧財產局員工消費入#社印製 五、發明說明（4) 成同一面。 又，第5措施特徵在於，配設於前述固定端子上之前 述活動接點由形成於外側之棧接部*伸設至此棧接部之連 接部，以及可經由此連接部於前述棧接部上搖動之接觸片 構成，設在前述活動接點之前述接觸片配置成，前述連接 部伸設方向之長度較正交前述連接部伸設方向之長度短。 又，第6措施特徵在於，前述活動接點由具有彈性之 金屬板形成，同時於前述棧接部之中央設設有圓弧狀孔， 於此孔之中央部形成介有前述連接部，在金屬板上一體切 出之前述接觸片。 又，第7措施特徵在於，前述活動接點之前述接觸片 形成橢圓形狀。 發明之實施形態 以下於第1至1 0圖顯示本發明按鈕開關之一實施例 。第1圖係按鈕開關之平面圖，第2圖係殼體1之正視圖 ’第3圖係第1圖中3 — 3線之剖視圖，第4圖係第1圖 中4 一 4線之剖視圖，第5圖係自第4圖之初期狀態移動 鈕柱，橡皮彈簧彎曲之狀態之說明圖，第6圖係殼體之平 面圖，第7圖係活動接點之平面圖，第8圖係活動接點之 正視圖，第9圖係鈕柱之底視圖，第1 〇圖係第9圖之 1 0 — 1 0線之剖視圖。 殼體1以合成樹脂等成形材料形成，形成有底面上面 開口之盒狀。於此殼體1之內底部，此黃銅等導電性金屬 本紙張尺度適用中國國家標準（CNS)A4規格（210 X 297公釐） n n PI .^1 n I n ϋ I I n^OJ n n I I (請先w讀背面之注意事項再填寫本頁> 4346 1 A7 B7 經濟部智慧財產局員工消費合作社印製 五、發明說明（5) 材料形成之固定端子2藉由鑲嵌成形等方法一體成形配設 於前述殼體1。此固定端子2形成埋設在殻體1之內底部 ，於此埋設部份中途形成複數彎曲部2 a之基部2 b ;與 此基部2 b —體，朝前殼體1外側伸延而設置之端子部 2 c ;以及露出前述殻體1之內底面’保持一定間隙而配 設之一對接點部2 d。前述一對接點部2 d分別彎曲對向 配置在與前述基部2 b之排列方向正交之線上。又’形成 前述接點部2 d，使其與前述基部2 b排列方向正交之方 向之寬度尺寸較前述基部2 b之寬度尺寸小。更且’前述 接點部2 d在與前述基部2 b排列方向之中心線L正交之 線上，夾前述中心線L，分別互朝反對側挪移而對向配置 。藉由如此配置前述接點部2 d ’可縮短前述殼體1內固 定端子2之排列方向之長度。. 又，朝前述殻體1外側伸延設置之端子端2 c藉由於 前述基部2 b在前述殼體1之內底部設置複數彎曲部2 a ，作成與前述殼體之底面成同一面，此端子部2 c之前端 形成沿前述殼體1外側兩豎起之J形彎曲狀。由於此端子 部2 c之前端形成J形彎曲狀’故’可對使用前述殻體1 之按鈕之電路基板上表面安繁。於此情形下，由於前述一 對接點部2 d沿前述基2部b不會因複數彎曲部2 a加工 而發生歪斜之方向，亦即在與前述基部2 b排列方向正交 之線上，對向配置，故即使前述殼體1內設有複數彎曲部 2 a，亦不會受到此彎曲部2 a加工誤差的影響，可高精 度將接點間之間隙設定成最小’更可達到前述殼體1小型 本紙張尺度適用中國國家標準（CNS)A4規格（210 x 297公釐〉 -8 - ^1. / I n I n ϋ ki_i n I <請先閱讀背面之注意事項再填寫本頁) 4346 A7 B7 五、發明說明（6) .化。 <請先閱讀背面之注意事項再填寫本頁> 又，於前述殼體1之一對相對向內側面設有與後述鈕 柱之鈎接部之扣緊突部扣接之扣緊溝部1 a 。藉由設此扣 緊溝部1 a ，可於後述鈕柱移動時及回復時，導引此鈕柱 於前述殼體1內，並將其限住=又，於前述殼體1之矩形 內側面之四隅部設置平面狀滑動面部lb，配置成與後述 鈕柱之滑動面部相對滑動，藉由於前述殼體1內側面之四 隅部設置前述滑動面部1 b，即使在斜按鈕柱隅部情形下 ，亦可進行穩定的鈕柱滑動，因此，提高操作時的感覺。 且，設在前述殼體1的滑動面部1 b不限於平面狀，亦可 爲圓弧面狀" 經濟部智慧財產局員工消費合作社印製 活動接點3由具有彈性之碟青銅或不錄鋼板形成，外 形略成圓形，於其外側形成環狀棧接部3 a。於此棧接部 3 a之中央部設有圓弧狀孔3b，於此孔3b之中央部形 成接觸片3 d，其一端藉連接部3 c連接於前述棧接部 3 a ’另一端一體切出。此接觸片3 d設成可經由前述連 接部3 c於前述棧接部3 a上搖動，其前端側略微向上傾 斜’成一角度彎曲。前述接觸片3 d將其形狀作成橢圓形 ’分別配置成’此橢圓形之縱長方向與前述一對固定端子 2之前述接點部2 d之配置方向在同一線上。由於藉由前 述接觸片3 d形成橢圓形，可加長形成前述連接部3 c之 長度（活動跨距），因此，前述接觸片_ 3 d之接觸彈性負 荷之設計自由度變寬，可獲穩定的掣子。復可達到前述活 動接點3全體之小型化。 -9- 本紙張尺度適用中國國家標準（CNS)A4規格（210 X 297公釐） 43461 A7 B7 五、發明說明（7 ) (請先閱讀背面之注意事項再填寫本頁) 又，於前述接觸片3 d，在對向後述橡皮彈簧之面上 ，亦即切出而傾斜之彎曲上側面上，形成與此橡皮彈簧抵 接之抵接用突起部3 e。此突起部3 e不只一個，可設有 複數個，其形亦不限於一種，可形成例如形成圓弧狀或圓 環狀等種種形狀之突起。藉由設置此突起部3 e，可防止 後述橡皮彈簧與前述接觸片3 d緊貼，防止操作中相互脫 離時發出金屬聲。又，由於按壓接觸片3 d之大致中央部 1故接觸穩定。 橡皮彈簧4由撓性彈性體或矽膠等形成，外形作成下 面開口狀之圓柱形，包含後述鈕柱移動及回復之際彎曲而 賦與彈力之裙部4 a，以及形成於此裙部4 a上側之作動 部4 b。於此作動部4 b之下面側形成作動突部4 c，此 作動突部4 c之前端與設於前述活動接點之接觸片3 d之 突起部3 e抵接。且，本實施例固然以具有彈性之金屬板 形成，將其配設在前述固定端子2與橡皮彈簧4之間，惟 其業已周知，亦可將碳墨接點等一體形成於前述橡皮彈簧 4之作動突部4 c之下端面。於此情形下，無需前述活動 接點3，可減少部件數。 經濟部智慧財產局員工消費合作社印5衣 鈕柱5以合成樹脂等成形材料形成大致矩形，其上面 部設有供人的手指等操作之平面狀按壓部5 a。在對向此 按壓部5 a之下面側形成抵接前述橡皮彈簧4之作動部 4 b上面’朝前述活動接點側彎曲前述橡皮彈簧4，向下 面側突出之按壓突部5 b。又，在對向前述鈕柱5之一對 側面部上形成一對扣接部5 d，其具有扣緊突部5 c，與 -10- 本紙張尺度適用中國國家標準（CNS)A4規格（210 X 297公爱） 43461ί Α7 Β7 經濟部智慧財產局員工消費合作社印製 五、發明說明（8) -設在前述殼體1內側面之扣緊.溝部la扣接，於前述鈕柱 5移動時及回復時，將前述鈕莖5限位於前述殼體1內。 於此扣接部5 d內側，亦即於對向前述橡皮彈簧4之裙部 4 a之面上，形成接納前述裙部4 a在按壓時彎曲之彎曲 部，沿前述裙部4 a外形成圓弧狀凹入之退避部5 e。藉 由設此退避部5 e，可使前述鈕柱5小型化。 又，固然因設置此退避部5 e，前述扣接部5 d伸延 方向之中央部之厚度，亦即，前述退避部5 e之厚度變薄 ，以致於前述扣接部5 d之強度減低，惟相對於前述退避 部5 e，使二側部之厚度形成厚壁由於此二側部形成厚 壁，故即使前述扣接部5 d之退避部5 e形成薄壁，亦確 保前述扣接部5 d全體之彎曲強度，且由於前述扣接部 5 cl全體無需加大（增厚），故可使前述鈕柱5小型化。 且，本實施例固然沿前述橡皮彈簧4之裙部4 a之外形使 前述退避部成圓弧狀，惟前述退避部5 e不限於此，亦可 作成能接納前述裙部4 a之彎曲部4 d之形狀，例如角狀 凹部。 又，於前述鈕柱5之矩形四隅部設有伸延至前述殼體 1之內底面側之腳部5 f。於此腳部5 f外側之隅部形成 倒角之平面狀滑動面部5 g，形成此腳部5 f之滑動面部 5 g，俾與前述殼體1內側面四隅部所設滑動面部 1 b相對滑動。藉由在前述鈕柱5之矩形四隅部設有前述 腳部5 f ，使其成爲前述殼體1內側面與前述鈕柱5外側 面之相對滑動穩定，前述鈕柱5於前述殼體1內之滑動確 (請先閱讀背面之注意事項再填寫本頁) tr . · -6 . |二-- !線. 三 本紙張尺度適用中國國家標準（CNS)A4規格（210 X 297公釐） -11· A7 B7 五、發明說明（9) 實者。 (請先閱讀背面之泫意事項再填寫本頁) 又’藉由在前述鈕柱5之腳部5 f外側之隅部設有前 述滑動面部5 g ’即使在歪斜按壓前述鈕柱5之隅部情形 下，亦可藉由與設在則述殼體1內側面之四隅部之滑動面 部1 b相對滑動’使前述鈕柱5更穩定滑動，提高前述鈕 柱5之操作感覺。且，設在前述鈕柱5之滑動面部5 g不 限於平面狀，亦可爲圓弧面狀。 發明效果 如以上說明，由於本發明按鈕開關將一對固定端子之 各個基部定位配設在一直線上，分別將接點部彎曲而對向 配置在與基部排列方向正交之線上，故可縮小形成固定端 子之形狀，能縮短殼體內固定端子之排列方向之長度，可 達到殼體小型化以及及按鈕開關全體小型化。 又，由於接點部配置成與基部排列方向正交方向之寬 度較基部之寬度小，故可將對向之一對接點部之形狀作成 最小尺寸，從而可減少所用部件之材料費，亦提高固定端 子加工時之加工精度。 經濟部智慧財產局員工消費合作社印$衣 又，由於接點部在與基部之排列方向之中心線正交之 線上夾中心線分別相互朝反對側挪移而對向配置，故即使 於殼體內在基部設置複數彎曲部，亦不受此彎曲部之加工 誤差影響，可將接點部間之間隙設定成最小。 又，由於一對固定端子之基部於殼體內形成複數個彎 曲部，藉由設有此彎曲部，使伸延至外側而設置之端子部 -12- 本纸張尺度適用中國國家標準（CNS)A4規格（210 X 297公釐） 4346 1 1 A7 B7 五、發明說明（1Q) 與殼體之底面成同一面，故可獲得能藉簡單構造對電路基 板進行表面安裝，並能小型化之按鈕開關之殼體構造。 •-'請先閱讀背面之泫意事項再填寫本頁) 又，由於設在固定端子上所配設活動接點之接觸片配 置成連接部伸設方向之長度較正交連接部伸設方向之方同 之長度短，故可縮小形成活動接點之大小。 又，由於活動接點由具有彈性之金屬板形成，於圓弧 狀孔之中央部形成介有連接於金屬板上一體切出之接觸片 故可獲得形狀雖小卻穩定接觸之活動接點。 又，由於活動接點之接觸片形成橢圓形狀，故可對應 於一對固定端子之接點部確實接觸，從而提高接點部之接 觸可靠性。 圖式之簡單說明 第1圖係顯示本發明一實施例之按鈕開關之平面圖。 第2圖係顯示本發明一實施例之按鈕開關之正視圖。 第3圖係本發明沿第1圖之3 _ 3線之剖視圖。 第4圖係本發明沿第1圖之4 一 4線之剖視圖。 經濟部智慧財產局員工消費合作社印製 第5圖係顯示本發明自第4圖之初期狀態移動鈕柱， 橡皮彈簧彎曲狀態之說明圖。 第6圖係顯示本發明一實施例之殼體之平面圖。 第7圖係顯示本發明一實施例之活動接點之平面圖。 第8圖係顯示本發明一實施例之活動接點之正視圖。 第9圖係顯示本發明一實施例之鈕柱之底視圖。 第1 0圖係本發明沿9圖之1 0 - 1 0線之剖視圖。 • 13 - 本紙張尺度適用中國國家標準（CNS)A4規格（210x297公釐） 4.3 46 1 經濟部智慧財產局員工消費合作社印製 A7 B7 五、發明說明（11) 第11圖係顯示習知按鈕開關之殼體之平面圖。 第1 2圖係習知者沿第1 1圖之1 2 - 1 2線之剖視 圖。 符號說明 1 殼體 n t ϋ I— n ϋ I vpi^ I— n D n 一-口， ϋ I ϋ I n I (請先閱讀背面之注意事項再填寫本頁) 1 a 扣 緊 溝 部 1 b 滑 動 面 部 2 固 定 端 子 2 a 彎 曲 部 2 b 基 部 2 c 端 子 部 2 d 接 點 部 3 活 動 接 點 3 a 棧 接 部 3 b 孔 3 c 連 接 部 3 d 接 觸 片 3 e 突 起 部 4 橡 皮 彈 簧 4 a 裙 部 4 b 作 動 部 4 c 作 動 突 部 4 d 输 曲 部 本紙張尺度適用中國國家標準（CNS)A4規格（210 X 297公釐） -14 - 4346 1 1 A7 B7 五、發明說明（12) 5 鈕柱 5 a 按壓部 5 b 按壓突部 5 c 扣緊突部 5 d 扣接部 5 e 退避部 5 f 腳部 5 g 滑動面部 I — ---rllllll — - I I (請先閱讀背面之注意事項再填寫本頁) -1°·- -線. 經濟部智慧財產局員工消費合作社印製 二 本紙張尺度適用中國國家標準（CNS)A4規格（210 X 297公釐） -15-A7 ^ 346 1 1 B7 V. Description of the invention (1) Technical field of the invention The invention relates to the structure of a push-button switch used as a switch for the operation of various electronic devices, especially the configuration of fixed terminals arranged in a casing structure. Conventional technology The configuration of the fixed terminals of the conventional push button switch is shown in Figures 1 1 and 12. Fig. 11 is a plan view showing the housing portion 15 of the push button switch, and Fig. 12 is a cross-sectional view taken along line 1 2-1 2 of Fig. 11 0 The housing 11 is formed into an open box shape with a molding material such as synthetic resin. A fixed terminal 22 made of a conductive metal material such as brass is arranged on the inner bottom portion by a method such as insert molding. The fixed terminal 2 2 is a base 2 2 b embedded in the bottom of the above-mentioned housing 11, and a plurality of curved portions 2 2 a is provided in the middle. From this base 2 2 b, it is extended toward the outside of the above-mentioned housing 11. The terminal part 2 2 c and one of the abutting contact parts 2 2 d exposed to the inner bottom surface of the aforementioned housing 11 and coming into contact with and separating from a movable contact (not shown) face the former. The pair of contact portions 2 2 d are arranged opposite to each other with a certain gap along the arrangement direction of the base portion 2 2 b of the fixed terminal 2 2. The width of the contact portion 2 2 d is approximately the same as that of the fixed terminal 22. The bases 2 2 b have the same width. In addition, the terminal portion 2 2 c extending toward the outside of the case 11 is formed with a plurality of curved portions 2 2 a at the bottom of the inside of the case 11 due to the base portion 2 2 b. The bottom surface is the same surface, and the front end of this terminal portion 2 2 c is formed along the aforementioned casing 1 1 -4-— ΙΓΙ — — — — — — — 1 — * IIIIIIII — — — — — — — (Please read the Note: Please fill in this page again.) The paper printed by the Consumer Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs and the Chinese National Standard (CNS) A4 specification (210x297 mm) 4346.% Printed by the Ministry of Economic Affairs and Intellectual Property of X. A7 B7 V. Description of the invention (2) J-curved shape standing outside. By this, the front end of the terminal portion 2 2 c is formed into a J-bend shape, and the surface mounting can be performed on a circuit board using the push-button switch of the aforementioned case. In the case of using the aforementioned housing 11 as a button switch, a well-known rubber spring and a button post, which are not shown in the figure, are further installed by accommodating a previously known movable contact inside the opening of the aforementioned housing 11 To complete the existing button switch. The problem to be solved by the invention is that, in the configuration of the fixed terminal in the casing 11 of the conventional push button switch described above, since one of the fixed terminals 22 is a butt joint portion 2 2 d along the base portion 2 of the fixed terminal 2 2 The arrangement direction of b is arranged opposite to each other with a certain gap, so it must continue to be arranged along the arrangement direction of the base 2 2 b of the fixed terminal 2 2 buried in the housing 1, and further connect a pair of contact portions 2 2 d to face each other. Since the length of the arrangement direction of the fixed terminals 22 is longer and the size of the casing 11 is increased, there is a problem that the size of the entire casing is increased. In addition, the front end of the terminal portion 2 2 C of the fixed terminal 2 2 provided on the housing 11 is formed in a curved shape so that the terminal portion 2 2 c and the bottom surface of the housing 11 can be mounted to the surface of the circuit board. On the same surface, a plurality of curved portions 2 2 a are provided at the base portion 2 2 b of the fixed terminal 2 2 at the bottom portion of the housing 11, so there is a gap between the contacts of one of the butt contact portions 2 2 d of the fixed terminal 2 2. There is a problem that the gap between the irregular 'contacts becomes large due to the processing accuracy of the curved portion 2 2 a. Therefore, the purpose of the present invention is to solve the above-mentioned problems, and provide a method that can be used for L— ^ 1 ^ 1 ^ 1 1 I n ί I t I— III (please read the precautions on the back first and then fill out this page). National Standard (CNS) A4 Specification (2) 0x 297 mm) -5- 43461 1 A7 B7 V. Description of Invention (3) < Please read the precautions on the back before filling this page) Shorten the arrangement of the fixed terminals in the case Length in the direction | At the same time, it can be made into a fixed terminal shape that can be mounted on the surface of the circuit board. Even if there are multiple curved parts in the housing, they will not be affected by the processing errors of the curved parts. The gap between the contacts can be set to a minimum ， The configuration of the fixed terminal of the housing can be miniaturized. Measures to Solve the Problems To solve the above-mentioned problems, the first measure of the present invention is characterized by a box-shaped case, which is fixed to a pair of fixed terminals in the case, and maintains a button column that can slide on the inner side of the case 1 And a movable contact provided on the fixed terminal and capable of moving in synchronization with the movement of the button post, the pair of terminals is extended from a base portion embedded in the housing to a terminal portion outside the housing, and the foregoing is exposed The inner bottom surface of the housing is configured with a contact portion arranged with a certain gap. The pair of fixed terminals locate and arrange each of the base portions on a straight line, and the contact portions are respectively bent and opposed to form an orthogonal arrangement direction of the base portion. on-line. A second measure is characterized in that the width of the contact portion in a direction orthogonal to the arrangement direction of the base portion is smaller than the width of the base portion. Printed by the Consumer Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs * The third measure is characterized in that the contact point is on a line orthogonal to the center line of the direction in which the bases are arranged, and the center lines are moved toward the opposite side and arranged opposite each other. . Furthermore, the fourth measure is characterized in that a plurality of curved portions are formed in the base of a pair of fixed terminals embedded in the casing, and the plurality of curved portions are extended to the outer terminal portion and the foregoing. Bottom surface of the case-6-This paper size is in accordance with Chinese National Standard (CNS) A4 (210 X 297 mm) 43461 1 A7 B7 Employees of Intellectual Property Bureau of the Ministry of Economic Affairs Consumption # 社 印 5. Description of invention (4) Same side. The fifth measure is characterized in that the movable contact disposed on the fixed terminal is extended from the stacking portion formed on the outside to the connection portion of the stacking portion, and the connection portion can be connected to the stacking portion through the connection portion. The upper and lower contact pieces are configured, and the contact pieces provided at the movable contact are arranged such that the length of the extending direction of the connecting portion is shorter than the length orthogonal to the extending direction of the connecting portion. The sixth measure is characterized in that the movable contact is formed of a metal plate having elasticity, and an arc-shaped hole is provided in the center of the stacking portion, and the connection portion is formed in the center of the hole. The aforementioned contact piece is cut out integrally on the metal plate. A seventh measure is characterized in that the contact piece of the movable contact is formed in an oval shape. Embodiment of the Invention An embodiment of the push button switch of the present invention is shown in FIGS. 1 to 10 below. Fig. 1 is a plan view of the push button switch, Fig. 2 is a front view of the casing 1, and Fig. 3 is a cross-sectional view taken along line 3-3 in Fig. 1 and Fig. 4 is a cross-sectional view taken along line 4-4 in Fig. 1, Fig. 5 is an explanatory diagram of a state where the button post is moved from the initial state of Fig. 4 and the rubber spring is bent, Fig. 6 is a plan view of the casing, Fig. 7 is a plan view of the movable contact, and Fig. 8 is a movable contact The front view, FIG. 9 is a bottom view of the button post, and FIG. 10 is a cross-sectional view taken along line 10-10 of FIG. The casing 1 is formed of a molding material such as a synthetic resin, and is formed in a box shape with an opening on the bottom surface. At the bottom of the casing 1, this brass and other conductive metals are sized according to the Chinese National Standard (CNS) A4 (210 X 297 mm) nn PI. ^ 1 n I n ϋ II n ^ OJ nn II (Please read the precautions on the back before filling in this page> 4346 1 A7 B7 Printed by the Consumer Cooperatives of the Intellectual Property Bureau of the Ministry of Economic Affairs 5. Description of the invention (5) The fixed terminals 2 made of materials are integrally formed by insert molding and other methods It is arranged in the aforementioned case 1. This fixed terminal 2 forms a base 2 b embedded in the bottom of the case 1, and a plurality of curved portions 2 a are formed halfway in the embedded portion; and this base 2 b is a body facing the front case. A terminal portion 2 c extending from the outer side of the body 1; and a mating contact portion 2 d provided to expose the inner bottom surface of the casing 1 to maintain a certain gap. The aforementioned pair of contact portions 2 d are respectively disposed in a curved and opposite direction. The line on which the arrangement direction of the aforementioned base 2 b is orthogonal. Also, the aforementioned contact portion 2 d is formed so that the width dimension in the direction orthogonal to the arrangement direction of the aforementioned base 2 b is smaller than the width dimension of the aforementioned base 2 b. 'The aforementioned contact portion 2 d is in the alignment direction with the aforementioned base portion 2 b On the line orthogonal to the line L, the center line L is sandwiched, and they are arranged opposite to each other while moving toward the opposite side. By arranging the contact portions 2 d ′ in this way, the length of the arrangement direction of the fixed terminals 2 in the housing 1 can be shortened. .. Also, the terminal end 2 c extended to the outside of the housing 1 is provided with a plurality of curved portions 2 a at the bottom of the housing 1 due to the base 2 b to form the same surface as the bottom surface of the housing. The front end of the terminal portion 2 c is formed into a J-shaped curved shape that rises along the outer side of the aforementioned housing 1. Because the front end of the terminal portion 2 c is formed in a J-shaped curved shape, the circuit board using the button of the aforementioned housing 1 can be used. The upper surface is smooth. In this case, since the aforementioned pair of contact portions 2 d are along the direction in which the base 2 portion b does not distort due to the processing of the plurality of curved portions 2 a, that is, in the direction aligned with the base 2 b On the intersection line, they are oppositely arranged, so even if a plurality of curved portions 2 a are provided in the aforementioned housing 1, they will not be affected by the processing errors of this curved portion 2 a, and the gap between the contacts can be set to a minimum with high accuracy. It can also reach the above-mentioned case 1 China National Standard (CNS) A4 Specification (210 x 297 mm) -8-^ 1. / I n I n ϋ ki_i n I < Please read the notes on the back before filling this page) 4346 A7 B7 V. Invention Explanation (6). ≪ Please read the precautions on the back before filling in this page > Also, one pair of the aforementioned housing 1 is provided with a fastening protrusion with a hooking portion of a button post described below on the opposite inward side. The fastening groove part 1 a which is fastened by the upper part. By setting the fastening groove part 1 a, the button post can be guided in the aforementioned housing 1 when the button post moves and is restored as described below, and it is restricted == A flat sliding surface lb is provided on the four cymbals of the rectangular inner side surface of the casing 1 and is configured to slide relatively to the sliding surface of the button post described below. Since the four cymbals of the inner side of the casing 1 are provided with the sliding surface 1 b, Even in the case of the slanted button post, the stable sliding of the button post can be performed, thus improving the feeling during operation. Moreover, the sliding surface 1 b provided in the aforementioned housing 1 is not limited to a flat shape, but may also be a circular arc shape " Printed by the consumer consumption cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs, the contact 3 is made of bronze with a flexible disk or not The steel plate is formed with a slightly circular shape, and a ring-shaped stacking portion 3 a is formed on the outside. An arc-shaped hole 3b is provided in the central portion of the stacking portion 3a, and a contact piece 3d is formed in the central portion of the hole 3b. One end is connected to the other end of the stacking portion 3a by a connecting portion 3c. Cut out. This contact piece 3 d is provided to be able to be rocked on the stacking portion 3 a via the connecting portion 3 c, and the front end side thereof is inclined slightly upwards and bent at an angle. The contact pieces 3d are formed in an oval shape. The arrangement directions of the ellipse and the arrangement direction of the contact portions 2d of the pair of fixed terminals 2 are on the same line. Since the contact piece 3 d is formed into an oval shape, the length (moving span) of the connection portion 3 c can be lengthened. Therefore, the degree of freedom in designing the contact elastic load of the contact piece _ 3 d is widened, and stability can be obtained. Catch. This can achieve miniaturization of the entire movable contact 3 described above. -9- This paper size is in accordance with Chinese National Standard (CNS) A4 (210 X 297 mm) 43461 A7 B7 V. Description of the invention (7) (Please read the precautions on the back before filling this page) Also, contact the aforementioned The piece 3 d is formed on the surface facing the rubber spring to be described later, that is, the curved upper side surface cut out and inclined, to form a contact protrusion 3 e that abuts the rubber spring. There are not only one protrusion 3e, but a plurality of protrusions 3e may be provided. The shape of the protrusion 3e is not limited to one, and protrusions of various shapes such as an arc shape or a ring shape may be formed. By providing this protruding portion 3e, it is possible to prevent the rubber spring, which will be described later, from coming into close contact with the contact piece 3d, and to prevent metal sounds from being generated when they are separated from each other during operation. In addition, since the substantially central portion 1 of the contact piece 3 d is pressed, the contact is stable. The rubber spring 4 is formed of a flexible elastic body or silicon rubber, and the outer shape is formed into a cylindrical shape with an opening below. The rubber spring 4 includes a skirt 4 a that imparts elasticity when the button post moves and returns, and is formed on the skirt 4 a. The upper moving part 4 b. An actuating protrusion 4c is formed on the lower side of the actuating portion 4b, and the front end of the actuating protrusion 4c abuts on the protrusion 3e of the contact piece 3d provided at the movable contact. Moreover, although this embodiment is formed of a metal plate having elasticity, it is arranged between the fixed terminal 2 and the rubber spring 4, but it is well known that carbon ink contacts and the like can be integrally formed in the rubber spring 4. The lower end face of the actuating protrusion 4c. In this case, the aforementioned movable contact 3 is not required, and the number of parts can be reduced. The button 5 of the Intellectual Property Bureau of the Ministry of Economic Affairs's Consumer Cooperatives is formed into a substantially rectangular shape with a molding material such as synthetic resin. The upper part is provided with a flat pressing part 5 a for manipulation by a human finger or the like. A pressing protrusion 5b is formed on the lower surface of the pressing portion 5a opposite to the pressing portion 5a. The upper surface 'of the operating portion 4b abuts against the rubber spring 4 is bent toward the movable contact side and protrudes downward. In addition, a pair of buckling portions 5 d are formed on a pair of side portions of the button column 5 opposite to each other, which have fastening protrusions 5 c, and -10- This paper size applies the Chinese National Standard (CNS) A4 specification ( 210 X 297 public love) 43461ί Α7 Β7 Printed by the Consumer Cooperatives of the Intellectual Property Bureau of the Ministry of Economic Affairs 5. Description of the invention (8)-Fastening provided on the inner side of the aforementioned housing 1 At the time of recovery, the button stem 5 is limited to be located in the casing 1. A bent portion is formed on the inner side of the fastening portion 5 d, that is, on the side opposite to the skirt portion 4 a of the rubber spring 4, which receives the skirt portion 4 a that is bent when pressed, and is formed along the outside of the skirt portion 4 a. Arc-shaped recessed retreat 5e. By providing this retreat portion 5e, the aforementioned button post 5 can be miniaturized. Also, although the withdrawal portion 5 e is provided, the thickness of the central portion in the extending direction of the fastening portion 5 d, that is, the thickness of the withdrawal portion 5 e becomes thinner, so that the strength of the fastening portion 5 d is reduced, However, the thickness of the two side portions is formed as a thick wall relative to the aforementioned retreat portion 5 e. Since the two side portions are formed as a thick wall, even if the retreat portion 5 e of the aforementioned fastening portion 5 d is formed as a thin wall, the aforementioned fastening portion is ensured. The bending strength of the whole 5 d, and since the entire buckling portion 5 cl does not need to be enlarged (thickened), the button post 5 can be miniaturized. Moreover, in this embodiment, although the skirt portion 4 a of the rubber spring 4 is shaped outside, the retreat portion is arc-shaped, but the retraction portion 5 e is not limited to this, and a curved portion capable of receiving the skirt 4 a may also be made. 4 d shape, such as angular recesses. Further, a leg portion 5f extending to the inner bottom surface side of the case 1 is provided on the rectangular four-segment portion of the button post 5. A chamfered flat sliding surface 5 g is formed on the crotch portion outside the foot 5 f, and a sliding surface 5 g is formed on the leg portion 5 f, which is opposite to the sliding surface 1 b provided on the four crotch portions of the inner side of the casing 1 slide. By providing the aforementioned leg portion 5 f in the rectangular quadrangular portion of the aforementioned button post 5, the relative sliding stability between the inner side surface of the aforementioned housing 1 and the outer side surface of the aforementioned post 5 is stabilized, and the aforementioned post 5 is within the aforementioned housing 1. (Please read the precautions on the back before filling this page) tr. · -6. | 二-! 线. Three paper sizes are applicable to China National Standard (CNS) A4 (210 X 297 mm)- 11. A7 B7 V. Description of the invention (9) Real person. (Please read the notice on the back before filling in this page.) 'By providing the sliding surface 5 g on the outside of the foot 5 f of the button post 5', even if you press the button 5 In some cases, it is also possible to slide the button column 5 more stably by sliding relative to the sliding surface portion 1 b provided on the four sides of the case 1 on the inner side of the case 1 to improve the operation feeling of the button column 5. In addition, the sliding surface 5 g provided on the button column 5 is not limited to a flat shape, and may be a circular arc shape. ADVANTAGEOUS EFFECTS OF THE INVENTION As described above, the push button switch of the present invention locates and arranges the bases of a pair of fixed terminals on a straight line, bends the contact portions and arranges them on a line orthogonal to the arrangement direction of the bases, so the formation can be reduced. The shape of the fixed terminal can shorten the length of the arrangement direction of the fixed terminal in the housing, and can achieve the miniaturization of the housing and the miniaturization of the entire push button switch. In addition, since the contact portion is arranged so that the width in a direction orthogonal to the direction in which the base portion is arranged is smaller than the width of the base portion, the shape of the opposing contact portion can be made the smallest size, which can reduce the material cost of the components used and also increase Machining accuracy when processing fixed terminals. The employee's consumer cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs prints clothes. Because the contact points are arranged opposite to each other on the lines orthogonal to the center line of the arrangement direction of the base, the center lines are disposed opposite to each other. A plurality of bent portions are provided at the base portion, which is not affected by processing errors of the bent portions, and the gap between the contact portions can be set to a minimum. In addition, since the base portion of a pair of fixed terminals forms a plurality of curved portions in the housing, the terminal portions provided to extend to the outside by providing the curved portions are -12- This paper is in accordance with Chinese National Standard (CNS) A4 Specifications (210 X 297 mm) 4346 1 1 A7 B7 5. Description of the invention (1Q) The same surface as the bottom surface of the housing, so you can obtain a push button switch that can be surface-mounted on a circuit board with a simple structure and can be miniaturized The shell structure. • -'Please read the notice on the back before filling this page.) Also, since the contact piece provided with the movable contact on the fixed terminal is configured so that the length of the extending direction of the connecting portion is longer than the extending direction of the orthogonal connecting portion. The length of the square is the same, so the size of the movable contact can be reduced. In addition, since the movable contact is formed of a metal plate having elasticity, a contact piece integrally cut out connected to the metal plate is formed in the central portion of the arc-shaped hole, so that a movable contact having a small shape but stable contact can be obtained. In addition, since the contact pieces of the movable contact are formed in an elliptical shape, the contact portions of a pair of fixed terminals can be reliably contacted, thereby improving the contact reliability of the contact portions. Brief Description of the Drawings Fig. 1 is a plan view showing a push button switch according to an embodiment of the present invention. FIG. 2 is a front view of a push button switch according to an embodiment of the present invention. Fig. 3 is a sectional view of the present invention taken along line 3-3 of Fig. 1; Fig. 4 is a sectional view of the present invention taken along the line 4-4 of Fig. 1; Printed by the Consumer Cooperatives of the Intellectual Property Bureau of the Ministry of Economic Affairs. Figure 5 is an explanatory view showing the present invention in which the button post is moved from the initial state of Figure 4 and the rubber spring is bent. Fig. 6 is a plan view showing a housing according to an embodiment of the present invention. FIG. 7 is a plan view showing a movable contact according to an embodiment of the present invention. FIG. 8 is a front view showing a movable contact according to an embodiment of the present invention. FIG. 9 is a bottom view of a button post according to an embodiment of the present invention. Fig. 10 is a cross-sectional view of the present invention taken along line 10-10 of Fig. 9. • 13-This paper size is in accordance with Chinese National Standard (CNS) A4 (210x297 mm) 4.3 46 1 Printed by the Consumers ’Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs A7 B7 V. Description of the invention (11) Figure 11 shows the conventional button A plan view of the switch housing. Fig. 12 is a cross-sectional view of a person along line 1 2-12 of Fig. 11. Explanation of symbols 1 Housing nt ϋ I— n ϋ I vpi ^ I— n D n One-port, ϋ I ϋ I n I (Please read the precautions on the back before filling this page) 1 a Fasten the groove 1 b Slide Face 2 Fixed terminal 2 a Curved part 2 b Base 2 c Terminal part 2 d Contact part 3 Movable contact 3 a Stacking part 3 b Hole 3 c Connecting part 3 d Contact piece 3 e Protrusion 4 Rubber spring 4 a Skirt Part 4 b Actuating part 4 c Actuating part 4 d Conveying part The paper size of this paper applies Chinese National Standard (CNS) A4 (210 X 297 mm) -14-4346 1 1 A7 B7 V. Description of the invention (12) 5 Button post 5 a Pressing part 5 b Pressing part 5 c Fastening part 5 d Fastening part 5 e Retracting part 5 f Foot part 5 g Sliding face I — --- rllllll —-II (Please read the note on the back first Please fill in this page again for the matters) -1 ° ·--line. Two paper sizes printed by the Consumer Cooperatives of the Intellectual Property Bureau of the Ministry of Economy are applicable to China National Standard (CNS) A4 (210 X 297 mm) -15-