200847210, 九、發明說明： 【發明所屬之技術領域】 器等處理機器、測定機器、醫療機 〕作為輸人裝置使用之鍵盤的鍵 = ;種不如害操作性而謀求薄型化的鍵開關。⑽疋關於 【先前技術】 二==連=構：:鍵開關的構造中= 機構之鍵開關構造連置連桿 -229764號公報中麵揭示。 “開之特開2001 的鍵開關構獻所揭示之具有連桿機構的習知 鍵頂η;第ιί:構:^ 外1适才干構件12，其可旋韓妯执 第2連桿構件13，1可、、典勤祕π署 叹置於鍵頂11 ; (rubber d〇me) ^ U ； 曲，且在下軸前而彎 撐器15，其用於保持 第=的位置；支 板Π，其具有用於固定支撐器爾接用 而且，利用筮1、#如* 用麵15a的孔部。 桿機構* _件12和第2連桿構件B而構成連 在以上的鍵開關中，即使按下鍵頂Π的末端，也是 6 »if 200847210 件12的右末端下降。藉此使第i連捍構件12 ^ f干構 箭形符號所示那樣向左側進行移動 如 12的中央部下降，且在中央部與第=捍構件 第2連桿構件13也下降。祕第結的 使鍵頂11社末端也下降。鱗ϋ^·3的下降， 端，鍵頂U也是保持水平狀態而下降，*鍵了頁Η的末 置而產生操作感的差異，亦即，可確保操作 64=Γη日本專利早期公開之特開_— 仁疋，在上述的鍵開關中，鍵頂η、 12、第2連捍構件i3及支稽器15是_ 而且，支撐器15採用具有某種寇庚沾库日命狀‘宜的構造， 以在薄型化方面有限，存在不At座居度的複雜構造，所 (―_有 腦中的問題。 ^、 、、％)或小型個人電 【發明内容】 口此’本發㈣目的是提供—種不損 薄型化的鍵開闕，其中，該操作 、=作性而謀求 位置而使操作感存在差異。 9 s因鍵頂的按下 的鍵開關’包括··鍵頂； 接點，連桿機構，其設置在前述鍵頂和 200847210, .前述薄膜片之間，由第】連桿 ^ 並對前述鍵頂可上下動作地第2連桿構件構成， 於，在前述薄膜片的上部設 ^擇’該鐽開關的特徵名 件亡設置第】支擇部和第2支^構^並f前述片狀靖 沿著該片狀構件的面方向可移 二】切部是 1連桿構件的形成平板狀的=二定著前述第 進行支撐，第2支撐部是固定著構件 平板狀的―末端，対胁地_第/連；件的形成 依據本發明，在薄膜片的上 / 行支撐。 二狀構件上設置第1支禮部和第2支撐部，並在該 ::&著該片狀構件的面方向可移動，且使1支 .2支撑部是對第冓==5末端重疊而進行支擇，第 行支擇，_^4連^: 狀的一末端可轉動地進 【實施方式】^ °木作性而縣鍵開關的薄型化。 * ^ 圖示=二ΪΓ對本發明的實施形態進行說明1各 態的實施例1之鍵付旒。圖1所示為本實施形 形態的實施例卜的'刀解立體圖，圖2所示為本實施 二&例1之鍵開關的剖面圖。 〔貫施例1〕 鍵頂3 H2中，實施例1的鍵開關2G的構成包括： 第2連桿‘，構件22 ’其可旋轉地設置於鍵頂2!; 性構件）Γ，其可滑動地設置於鍵頂21;橡膠圈頂(彈 ，/、因按下鍵頂而彎曲，並在下壓力解除時使 200847210, 連桿構= 口 1原=立置’樹腊片25，其用於保持第】 頂24的正下方且有^^3 ’·薄膜片26 ’其在橡膠圈 後面;fe 27甘^有接#，並配置在樹脂片25的下部； 後面板27 ’其設置在薄膜片26的下部。 在鍵頂21的营®，机軍士 ^ 第2連桿構们合叹置有.支撐部21a ’其插入到在 部21b，A可旋轅妯稱^端2允上所形成的孔中；支撐 支撐。支撐部拙如圖2所示， 21扯構成·，茸中，1 丁疋由卡止邛2〗ba和防脫部 桿構件22的二東端” 21ba可旋轉地插入到在第1連 用於防止第！連桿構件^:=的山孔22b中，防脫部21bb 脫落。 々末端22a從卡止部21ba的 致形形成’且全體大 所說明.的•是固定在件22的另-末端⑦如後面 成平板狀，其中^支撐部上的部分，且 该部分也形 由於第！連捍構件22 體形成在樹脂片25上。 型化。.在第1連桿構件^ 攸而有助於鍵開關的薄 在階梯部22d的内侧#杜、。卩形成有階梯部22d，並 第2連桿構件^旬形成缺口部以。缺口苦 結：件23的缺， 由平板狀的構是^1連桿構件22同樣地，全體 構件23的另 王體大致形成U字型。第2連桿 ^23C如後面所說明的，是固定在第2 9 20084721 Of 支擇部上的齡’錢部分也形齡板狀， 成平板狀，從而有助於键開關的薄型化在== 23的中央部形成有階梯部2 ，乐2連杯構件 形成缺口部说。缺口部3e3d是= 在的外側 連結用而設置。㈣疋為了與弟1連桿構件22的 橡膠圈頂^是以橡膠等作為原材料而 狀，且在_^部鱗下方突麵成接壓ϋ 圖2所示）。橡膠_ 24在從上方進行按 使接點下壓部1按下薄膜片％的接 。=圈曲 24被設綱1及第2連桿構件22、23的^彳橡膠圈頂 樹月旨片25設置在薄膜片％全體的上部 開關設置第1支撐部_28、第2支# 在母鍵 丨一取二第 ===·片25的-部分而形成。矩 形構件28a疋，、弟1連桿構件22的2個另一末端2 設置，亚使這些f末端以分別固定。在矩形構件& 出部）28a的二方形成有缺口部2此， ^ 件2如折成彎曲狀而形成彈性部28c #由使矩形構 藉由形成該彈性部28e，而使‘構件取可沿著圖3 (a)所不的前形符號A方向（樹脂片乃的 w 移動。在矩形構件28a沿著箭形符號a 移=行 藉由彈性部1的復位力而復位到原來位置上=動二 連桿構件22的另-末端22e如圖3⑻所示，是利用枯 2008472 ΙΟι 在樹脂片25上所形成的第2支撐部29 矩雜件（切出部）29a，其中，該矩形構件29a是藉由: 出樹脂片25的-部分而形成。矩形構件29 遠 構件23的2個另一末端23c對應另二弟連干 分刺固定。 ^23c 主，所示為將第.2連_件23.的另_末端進行固定 t月形。在圖4中’矩形構件29a的三方形成缺口部挪， 且牛29+a可沿著板厚方向撓曲。矩形 2連桿構件23的另一末端23c如圖4(a)听示，利用= 劑30而以重疊的形態進行轉。料後的第2連桿構件 23的^末端23e如圖4(b)所示，可沿著箭形符號方向， 亦即树U 25的板厚方向進行撓曲。而且，圖丨所示的接 點孔25a位於薄膜片26的接點部的上部，形成一種橡膠圈 頂24可進入的大小。 薄膜片26如圖2所示，是由2片可撓性片26a、26b f j运2片可挽性片26a、26b之間所夹持的输塾片* 、且在該襯塾片施上，與多個鍵對應地設置有多個 貝通孔26f。貝通孔26f在2片可撓性片26a、26b間形成 空間’並以在該空_彼此對向配置的形態，而分別在後 面板27側的可撓性片26b上設置固定接點編，在橡谬圈 頂24側的可繞性片26a上形成可動接點施。固定接點施 200847210, 和可動接點施構成接點部26g。而且，後面板刀 下部以搭載以上的各構件。 -置在 下面，對實施例1的動作進行 下鍵頂20的狀態。在該狀態下 口，為未按 之間設置樹脂m〗、第2連^1=26和鍵頂21 頂μ，但決定其間的高度和橡膠圈 月n 構件22、23的高度。樹腊片25是由 月曰形成，而且’ * 1、第2連捍構件 ：由厚树 =形成，所㈣降㈣二的 使鍵開，闕20的薄型化成為可能。 Π的间度 下二匕 前形符號所示的右末端的位置按 =頂21% ’所按下的部位的鍵頂21向 ^ 的一末端仏下降，第1連^ >弟2連騎件23相連結射央部為巾心， 的行旋轉。此時，由於在第1連桿構件、 $ 1連桿構件22的另一末端22c是蛊第1 支f部28的矩形構件撕一起，沿著圖3 (b)"共二1 第1連桿構件22的旋與第 用中央部進行連㈣2連桿構件33如=^=. 12 200847210. 末端B下降。在這裏，第2連捍構件端而 所切2連扣構件23良好地進行旋轉。由 的下降，與第.2連捍構件23的一末端23a= f=t Μ的減側（射所示的左侧 也受第2連桿構件23餘^_^^下位置的相反侧）， 的末端被按下，鍵頂21也輯3。讀’即使鍵頂21 Γ鍵頂21也維持水平狀態並下降。 於鍵頂2¾下降，而使橡膠圈頂24彎曲， # 26g進讀避。藉此，使可動接點26e 點= 接觸而形成開關關閉狀態。另外 ：、2, 26d 之狀態的剖面圖。 科圖5所不為鍵頂被按下 而使對^頂21的按壓’則因橡膠圈頂24的復位力 '.’ 、’ 、破向上方抬起，返回到下壓前的狀能。而曰 _ ί時的’ί立由Γ月旨片25上所形成的第1支撐部‘彈性部 | .28c的復位力，而使第2連桿構 山 回，該力也形成枱起鍵頂21的办。、一為2c被按 如像以上那樣利用實施例 形成的第1連桿構件22和第2連桿構二平板狀構件所 並將第1連捍構.件22固定在樹， 籌成連杯機構， 1支#^矩形構件28a上，第2連 >脂片曰25上所—體形成之第2支擇部29進行支撐，=树 可提供-種鍵開關20的薄型化成為可能且操^性良好的 2008472l〇f 鍵開關，亦即，即使按下输 水平狀態並下降鍵頂21的末端，鍵頂21也維持 〔實施例2〕 ‘ 第鲁說明°圖6所示為實施例2的 =件的立體圖。在圖6中，實施例2的第1連桿 體大射^施例1相同，全體由平板狀的構件構成，且全 开字型。在第1連桿構件31的一末端&上 用於插崎鍵頂21上所形成的卡止部 部分，且該部分也形成平板狀。由於第1 %糾】:成平板狀，從而有助於键開關的薄型化。 在弟1連桿構件31的另一末端31e 土，％ 31的中央部形成|==旨片33上^在第1連桿構件 形^ ^ ^ ，且在該階梯部31d的内侧 ==Γ。缺口部-是為了與— 7中圖^了f貫施例2的第2連桿構件的立體圖。在圖 全體由第2連桿構件％是與實施们同樣地， 2連^；= ’姆纽軸吻。在第 一末^成的卡止部…，而第2連桿構件32的另 鳊32c為固定在樹脂片33上的部分，且該 反狀。_ 2連桿構件32形成平板狀，從=助— 20084721ft 開關的薄型化。 在第2連桿構件32的另— 在孔似中嵌人有第2切部—J = 二上，形成有孔似。 2支撐部35形成在彳_ 。。卩=== 連結用而設置缺，32e是為了與第1連桿構件幻 翁=3所^為實施例2 _旨片的立體圖。在圖8中， Si =在_ 26全體的上部 置有2個矩形構件(切 ==是Γ切出樹脂片3… 在矩形構仵j4b上設置有彈性構件34c，且 方向突出的豎起部34a，形構件34b 這些-對應設置，並使 35b，m第2支撐部35上設置有矩形構件(切出部） 分而开構件说是藉由切出樹脂片％的一部 形構件35b的頂端部形成有沿著垂直方 =，i起部35a。矩形構件35b是與第2連桿構件32 末端瓜對應設置’並使這些另—末端32c分 中，^實施例2的第1支撐部的立_。在圖9 疋在弟1支擇部34的矩形構件34b上形成彈性部撕， 15 200847210诉 ^使矩形構件地可沿著箭形符號A方向進行伸縮。矩形 構件34b和第】連桿構件31的另一末端31。如圖9⑷ =，使豎起部34a*入到另-末端31c的孔31f中進行 固疋。在嵌入之後，如圖9(b)所干，你跃如加仏 曲並固定。在固定後，第1連捍構。；；另:二 方向心#，岭，爾細33的面 中圖^^3= 2支撐部的立體圖。在圖 口部^^^3 ί矩形構件挪的三方形錢 形構件35b和第=2著板厚方向進行撓曲， _ _ ^弟2連才于構件32的另一末端32c如FI 、 所示，使豎起部35a嵌入到另—東^处如圖⑽⑷ 固定。亦即，在爭入之接.f末铋3处的孔32^中進行 35a的頂端部彎曲入 圖10 (b)所示，使豎起部 另—東二/ ；_曲1固疋。在固定後，第2連捍構件32的 另，，32c可沿著箭形符號方 ΐ=Γ曲。其他的構成與實施 施例2%可作與前述實施例1相同。在實 良好的鍵開關，亦即==型化成為可能且操作性 也雄持水平狀態並下降。 、/頂21的末端，鍵頂21 [實施例3〕 下面，對實施例3進 的第1連桿構件的立體圖。^ 。圖11所示為實施例3 連桿構件41與實施例〗相圖11中，實施例·3的第1 目同，全體由平板狀的構件構成， 16 2008472 lOif 且全體大致形成u字型。在第】連桿構件41的_末端4ia ^形成有孔41b，用於插入在鍵頂21上所形成的卡止部 連挥構件41的另一末端41C為固定在樹脂片 、、、邛为，且該部分也形成平板狀。由於第1連桿構件 1形成平板狀，從而有助於鍵開關的薄型化。 W連/旱構件41的另一末端41C處，形成有圓孔 形成：以後述的樹脂片43上所-體 物部形成；: 成有缺口，41 隹这為梯邻41，d的外顧形 ^中圖二::3為6Γ_ 3的第2連桿構件的立體圖。在圖 體由平板二 連捍構件42的—龙姓王—大致形成U字型。在第2 丁貝21上所形成的上形成有級b，用於插入在鍵 末端42c為固〜★ # "卩&，而第2連桿構件42的另一 板狀。.由於^連===的部分’且該部分也形成平 關的薄型化。 开^成平板狀，從而有助於鍵開 在第2連樟捲* 42f。在圓孔42f ί f的另—末端似處，形成有圓孔 形成的第2切二有在後述的樹脂片43上所一體 的中央部形成有階播出部45a。在第2連桿構件42 成有缺口部42e。。卩d，且在該階梯部42d的外側形 缺0部似是為了與^連桿構件/的 200847210 連結用而設置。 圖U所示為實施例3的樹脂片的立體圖。在圖13中， 樹月旨片43設置在薄膜片26'全體的上部，並在每一鍵開關 設置弟1支樓部44、第2支禮部45及接點孔故。在第！ 支撐部44 .上設置有矩形構件（切出部）她，宜中，該矩 =餅2是藉由切出樹脂片％的—部分而形成，而且， ^矩形構件44b 土形成有彈性構件价，且在其上部形成 f打，44a。矩形構件揚是與第】連桿構件_之個 f支撐導45上設置有矩形構件（切出部）45b，立 =形構件45b是藉由切出樹脂片$的一部分而形 ^ ’且在矩形構件45b的上部形成有打出料^ 構 件45b是與第2連桿構件42的個 形構 置，並使這些另-末端似分別固^末端似對應設 Η ^ 3 1 中疋在弟1支撐部44的矩形構件4 时 44c ’並使矩形構件楼可沿著箭形符號性部 形構件44b和第1連桿構件41的另 °申縮。矩 所示’是在另-末端41c的圓孔41 C如圖14(a) 固定。嵌入之後，如圖14⑻所示‘心，部44a並 端部壓擠而固定。固定之後，第1連桿槿:，M4a的頂 仏可沿著箭形符號A方向，亦即，可沿菩1的另—末端 方向進行移動。 /〇丨脂片43的面 圖15所示為實施例3的第2支撐部的立體圖。在圖 18 200847210>if 15中，是在矩形構件45b的二 形構件45b可沿著板戶；万形成缺口部45〇，並使矩 桿構件42的另一末端^ ^^曲。矩形構件45b和第2連 个,4ZC如圖*j $彳、 一 端42c的圓孔42f中嵌入打 U)所示，是在另一末 如圖1:5 (b)所示，使打° &進行固定。嵌入之後， 固定之後，第2連捍構件42 :里丑的頂端部壓擠而固定。 號方向，亦即，可沿著樹心 可沿著箭形符 他的構成與實施例丨相同。 力板；方向進行撓曲。其 :施例 作姓缺峰_，:脚，龍成射能且操 刃也維持水平狀態並下降。文下鍵頂的末端，鍵頂 本發明並不限定於上述的 使其具有將矩形構件上所固定形構件，且 而且，也可使用具有彈性的:屬=位置復原的力。 【圖式簡單朗】 取代樹赌片。 圖。圖1所示為實施形態的實施例i之鍵開關的分解立體 為實施形態的實施们之鍵開關的刻面圖。 所示為實施例1的第！支撐部的立體圖。 圖4所示為實施例1的第2支撐部的立體圖。 ' 19 20084721 Of 圖5所示為實施例i中的鍵頂被按下之狀態的剖面圖 圖6所示為實施例2的第〗連桿構件的立體圖。 圖7所不為實施例2的第.2連捍構件的立體圖。 圖8所示為實施例2的樹脂片的立體圖。 圖9所示騎補2的第！支撐部的立體圖。 圖10所示為實施例2的第2支撐部的立體圖。 圖11所示為實施例3的第j連稈構件的立體圖。 圖U所示為實施例3的第2連桿構件的立體圖。 眉13所示為貫施例3雨樹赌丼的立體圖。 圖W所示為實施例3铂第1支撐部的立體圖。 圖45所示為實施例3的第2支撐部的立體圖。： 【主要元件符號說明】 10 鍵開關 11 鍵頂 12 第1連桿構件 13 第2連捍構件 14 橡膠圈頂 15 支撐器 15a :熔接用銷 16 ： 薄膜片 17 ： 後面板 20 ： 鍵開關 21 ： 鍵頂 圖16所示為習知的键開關的剖面圖。 20 200847210, 21a、21b :支撐部 21ba :卡止部 21bb :防脫部 22 :第1連桿構件 22a :末端 22b :孔 22c :末端 观：[階梯部 22e :雜口部 23 ::第2連桿構件 23 a :末端 23b :孔 23c ··末端 23d :階梯部 23e :缺口部 24 :橡膠圈頂 24a :接點下壓部 25 :樹脂片 25a :接點孔 26 :薄膜片 26a、26b :可撓性片 26c ·概塾片 26d :固定接點 26e :可動接點 20084721Of 26g :接點部 26f :貫通孔 27 :後面板 “ 28 :第1支撐部 28a :矩形構件 28 b :缺口部 28c :彈性部 29 :第2支撐部 :29a :矩形;構#200847210, IX. Description of the Invention: [Technical Fields of the Invention] A processing device, a measuring device, and a medical device are used as key switches for a keyboard used as an input device; and a key switch that is thinner than a operability. (10) 疋 About [Prior Art] Two == even = structure:: The structure of the key switch = The key switch structure of the mechanism is connected to the connecting rod - No. 229764. "The conventional key top η having a link mechanism disclosed by the key switch mechanism of Kaikai Special 2001; the first ιί: structure: ^ outer 1 suitable member 12, which can rotate the second link member 13,1 Yes, the secret π 署 置于 置于 置于 键 ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; It has a hole for fixing the support and uses the hole portion of the 151, #如* surface 15a. The rod mechanism*_piece 12 and the second link member B are connected to the above key switch, even if pressed The end of the lower key top is also lowered at the right end of the 6 »if 200847210 piece 12. Thereby, the i-th link member 12 ^ f is moved to the left as indicated by the arrow symbol, and the center portion of the 12 is lowered, and In the center portion and the second member member 13 of the first member, the second link member 13 is also lowered. The end of the key top 11 is also lowered. The lower end of the scale ϋ^·3 is lowered while maintaining the horizontal state. *The difference in the operational feeling is caused by the end of the page ,, that is, the operation 64=Γη Japanese Patent Early Disclosure _- 仁 疋, in the above In the switch, the key tops η, 12, the second flail member i3, and the accumulator 15 are _ and the supporter 15 has a structure having a certain shape, which is limited in terms of thinning. There is a complex structure that does not have At-degree of residence, (-_ has problems in the brain. ^, ,, %) or small personal electricity [invention] The purpose of this (four) is to provide a kind of thinning The key is opened, wherein the operation and the position are made to make a difference in the sense of operation. 9 s The key switch that is pressed by the top of the key includes '·· key top; the contact point, the link mechanism, which is set in The key top and the 200847210, between the film sheets, are composed of a second link member that is movable up and down with respect to the key top, and the switch is disposed on the upper portion of the film sheet. The feature name and the death setting are the first] the second and the second and the second piece of the structure are movable along the surface of the sheet member. The cut portion is a flat member of the one link member. Second, the first support is fixed, and the second support portion is a flat end of the flat member. According to the present invention, the first and second support portions are provided on the second member, and the first and second support portions are disposed on the second member, and are movable in the direction of the surface of the sheet member. And the support of the 1st and 2nd support parts is the overlap of the end of the 冓==5, the first line is selected, and the end of the _^4 connection is rotatably entered. [Embodiment] ^^ Woody In addition, the embodiment of the present invention is described in the first embodiment of the present invention. Fig. 1 shows a "knife of the embodiment of the present embodiment." Fig. 2 is a cross-sectional view showing the key switch of the second embodiment of the present invention. [Example 1] In the key top 3 H2, the configuration of the key switch 2G of the first embodiment includes: a second link ', the member 22' is rotatably provided to the key top 2!; Slidingly disposed on the key top 21; the top of the rubber ring (bomb, /, bent by pressing the key top, and 200847210 when the lower pressure is released, the link structure = the original 1 = the vertical set) the tree wax piece 25, which is used Immediately below the top surface 24, there is a ^^3'·film sheet 26' which is behind the rubber ring; the fe 27 is connected to the lower portion of the resin sheet 25; and the rear panel 27' is disposed at The lower part of the film sheet 26. At the top of the key 21, the battalion of the machine, the second link structure is slid. The support portion 21a' is inserted into the portion 21b, and the A can be rotated. In the formed hole; support support. The support portion is shown in Fig. 2, 21 is formed, in the velvet, 1 疋 is rotated by the 邛 2 〖ba and the two east ends of the detachment prevention member 22" Inserted into the mountain hole 22b for preventing the first link member ^:= in the first connection, the retaining portion 21bb is detached. The 々 end 22a is formed from the shape of the locking portion 21ba' and is explained by the whole. Is solid The other end 7 of the fixing member 22 is formed into a flat shape as follows, wherein a portion on the support portion is formed, and the portion is also formed on the resin sheet 25 by the first gusset member 22. The type is first. The link member is configured to facilitate the thinning of the key switch on the inner side of the step portion 22d, and the second link member is formed with the step portion 22d, and the second link member is formed with a notch portion. In the same manner, the flat member is the first link member 22. Similarly, the other members 23 are substantially U-shaped. The second link 23C is fixed to the second 9 20084721 as described later. The part of the 'money' on the cutting part is also in the form of a plate, which is in the form of a flat plate, thereby contributing to the thinning of the key switch. The step portion 2 is formed at the center portion of the == 23, and the cup member is formed into a notch portion. The notch portion 3e3d is provided for the outer connection of the notch portion 3e3d. (4) The rubber ring top of the second member member 22 is made of rubber or the like as a material, and is protruded under the _^ part scale. ϋ Figure 2). Rubber _ 24 is pressed from above to make the contact lower pressing part 1 press the film piece %. The rubber ring top tree 25 of the first and second link members 22 and 23 is provided in the upper switch of the entire film sheet %, and the first support portion _28 and the second branch are provided. The ===· is formed by the portion of the sheet 25. The rectangular member 28a is provided, and the other two ends 2 of the link member 22 are disposed, and the ends of the f are fixed separately. In the rectangular member & The two sides of the 28a are formed with the notched portion 2, and the member 2 is bent into a curved portion to form the elastic portion 28c. By forming the elastic portion 28e by the rectangular structure, the member can be taken along the line of Fig. 3 (a) The front direction symbol A direction (the resin sheet is w moved). The rectangular member 28a is moved along the arrow symbol a. The row is reset to the original position by the restoring force of the elastic portion 1. The other end 22e of the movable two-link member 22 is as shown in Fig. 3 (8), and is used as 2008832 ΙΟι The second support portion 29 is formed on the resin sheet 25 by a mating member (cut portion) 29a formed by a portion of the resin sheet 25. The two other ends 23c of the rectangular member 29 of the distal member 23 are fixed corresponding to the other two. ^23c Main, shown to fix the other _ end of the second _ piece 23.. In Fig. 4, the three sides of the rectangular member 29a are formed with a notch portion, and the cow 29+a is deflected in the thickness direction. The other end 23c of the rectangular two-link member 23 is slid in the form of an overlap with the agent 30 as shown in Fig. 4(a). As shown in Fig. 4(b), the end 23e of the second link member 23 after the material is bent in the direction of the arrow symbol, that is, the thickness direction of the tree U25. Further, the contact hole 25a shown in the figure is located at the upper portion of the contact portion of the film sheet 26 to form a size in which the rubber ring top 24 can enter. As shown in FIG. 2, the film sheet 26 is a two-piece flexible sheet 26a, 26bfj that transports the sheet piece* held between the two sheets of the leadable sheets 26a and 26b, and is applied to the sheet piece. A plurality of passholes 26f are provided corresponding to the plurality of keys. The beacon hole 26f forms a space between the two flexible sheets 26a and 26b, and is disposed on the flexible sheet 26b on the rear panel 27 side in a state in which the spaces are disposed opposite to each other. A movable contact is formed on the wrapable sheet 26a on the side of the rubber ring top 24. The fixed contact is applied to 200847210, and the movable contact is applied to form the contact portion 26g. Further, each of the above members is mounted on the lower portion of the rear panel knife. - The state of the lower key top 20 is performed on the operation of the first embodiment. In this state, the resin m is set, the second connection ^1 = 26, and the top 21 of the key top 21 are set between the two, but the height between them and the height of the rubber ring members n and 22 are determined. The tree wax sheet 25 is formed of a crater, and the '*1, the second contiguous member is formed by a thick tree=(4), and the key is opened (4) and the thickness of the 阙20 is made possible. The position of the right end of the 匕 下 匕 匕 按 按 按 按 按 21 21 21 21 21 21 21 21 21 21 21 21 21 21 21 21 21 21 21 21 21 21 21 21 21 21 21 21 21 21 21 21 21 21 The piece 23 is connected to the center of the radiation center, and the row of the towel rotates. At this time, since the rectangular member of the first link member 28 is the first link member 22 and the other end 22c of the first link member 22 is twisted together, along with FIG. 3 (b) " total two 1 first The rotation of the link member 22 is connected to the first central portion. (4) The two-link member 33 is, for example, =^=. 12 200847210. The end B is lowered. Here, the second link member end and the two link members 23 are rotated satisfactorily. The decrease is caused by the subtraction of the end 23a of the second connecting member 23 of the second member 23 = f = t ( (the left side shown by the projection is also on the opposite side of the position of the second link member 23). The end of , is pressed, and the key top 21 is also set to 3. Read 'even if the key top 21 Γ key top 21 maintains a horizontal state and falls. The key top 23⁄4 is lowered, and the rubber ring top 24 is bent, and #26g is read and avoided. Thereby, the movable contact 26e point = contact to form a switch closed state. In addition, a sectional view of the state of 2, 26d. In the case of the figure 5, the pressing of the top portion 21 is not performed, and the pressing force '.', ' of the rubber ring top 24 is lifted upward, and returns to the state before the pressing. On the other hand, the 复位 ί ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' Do it. And the first link member 22 and the second link structure two flat members formed in the embodiment are fixed as follows, and the first link member 22 is fixed to the tree to form a continuous cup. The second branch portion 29 formed on the second member of the rectangular member 28a is supported by the second member, and the second branch portion 29 is formed to support the thickness of the key switch 20. The 2008472l〇f key switch with good operation, that is, the key top 21 is maintained even if the horizontal state is lowered and the end of the key top 21 is lowered [Embodiment 2] 2's = a perspective view of the piece. In Fig. 6, the first link body of the second embodiment is the same as that of the first embodiment, and is entirely composed of a flat member and is fully open. At the end & of the first link member 31, a locking portion formed on the top of the key top 21 is inserted, and this portion is also formed into a flat plate shape. Because of the 1st correction]: it is flat, which contributes to the thinning of the key switch. At the other end 31e of the first link member 31, the central portion of the % 31 is formed on the |== sheet 33 in the first link member shape, and on the inner side of the step portion 31d ==Γ . The notch portion is a perspective view of the second link member of the second embodiment. In the figure, the second link member % is the same as the implementer, and the second link member is a member of the second link member %. In the first locking portion, the other portion 32c of the second link member 32 is a portion fixed to the resin sheet 33, and is reversed. The _ 2 link member 32 is formed in a flat shape, and is thinned from the = aid - 20084721 ft switch. In the second link member 32, a second cut portion - J = two is embedded in the hole pattern, and a hole is formed. 2 The support portion 35 is formed at 彳_. .卩 === For the purpose of connection, the vacancy is set, and 32e is a perspective view of the second embodiment of the first link member. In Fig. 8, Si = two rectangular members are placed on the upper portion of the whole of _26 (cut == is the resin sheet 3 cut out... the elastic member 34c is provided on the rectangular structure j4b, and the rising portion is protruded in the direction 34a, the shape member 34b is disposed correspondingly, and the 35b, m second support portion 35 is provided with a rectangular member (cut-out portion), and the open member is said to be a part of the resin member 100b by cutting out the resin sheet The top end portion is formed with a vertical portion = i, the upper portion 35a. The rectangular member 35b is disposed in correspondence with the end portion of the second link member 32 and separates the other end portions 32c, and the first support portion of the second embodiment The elastic member tear is formed on the rectangular member 34b of the younger brother 1 defining portion 34 in Fig. 9. 15 200847210 v. The rectangular member can be expanded and contracted in the direction of the arrow symbol A. The rectangular member 34b and the first The other end 31 of the link member 31. As shown in Fig. 9 (4) =, the rising portion 34a* is inserted into the hole 31f of the other end 31c to be fixed. After the embedding, as shown in Fig. 9(b), you jump Such as adding distortion and fixing. After fixing, the first connection structure;;; another: two direction heart #, 岭, 尔细33 in the middle of the picture ^^3 = 2 support Fig. In the mouth of the figure ^^^3 ί rectangular member moved the triangular square money member 35b and the second = 2 thickness direction deflection, _ _ ^ brother 2 connected to the other end 32c of the member 32 such as FI As shown in the figure, the erect portion 35a is embedded in the other portion to be fixed as shown in Fig. (10) and (4). That is, the tip end portion of the hole 35a is bent into the hole 10 in the hole 32 at the end point of the contiguous end. b), so that the erecting portion is further - East two /; _ 曲 1 solid 疋. After fixing, the second connecting member 32, 32c can be along the arrow symbol = Γ 。. The configuration and the embodiment 2% can be the same as in the above-described first embodiment. In the case of a good key switch, that is, the == type is made possible and the operability is also horizontally lowered and lowered. Top 21 [Embodiment 3] Next, a perspective view of the first link member of the third embodiment will be described. Fig. 11 shows a third embodiment of the link member 41 and the embodiment. Fig. 11 and Fig. 11 The first item is the same as that of the first member, and is formed of a flat member, and is generally formed in a U shape. At the _ end 4ia of the link member 41, a hole 41b is formed for insertion on the key top 21. The other end 41C of the formed locking portion connecting member 41 is fixed to the resin sheet, and is formed in a flat shape. The first link member 1 is formed in a flat shape to facilitate the key. The switch is thinned. The other end 41C of the W-connected/dry member 41 is formed with a circular hole: the body portion of the resin sheet 43 to be described later is formed; a notch is formed, and 41 is the ladder 41 , the outer shape of d ^ Figure 2:: 3 is a perspective view of the second link member of 6Γ_3. In the figure, the U-shaped shape is formed by the "long name king" of the flat plate connecting member 42. A stage b is formed on the second damper 21 for inserting into the key end 42c to be solid 〜★# "卩&, and the second link member 42 has another plate shape. The portion due to ^=== and the portion also forms a thinner profile. Open into a flat shape to help the key open in the second flail volume * 42f. At the other end of the circular hole 42f ί f, the second cut formed by the round hole has a stepped portion 45a formed at a central portion of the resin sheet 43 which will be described later. The second link member 42 has a notch portion 42e. .卩d, and the missing portion on the outer side of the step portion 42d seems to be provided for connection with the 200847210 of the link member. Fig. U is a perspective view showing the resin sheet of Example 3. In Fig. 13, the tree-shaped sheet 43 is provided on the upper portion of the entire film sheet 26', and the first branch portion 44, the second branch portion 45, and the contact hole are provided in each of the key switches. In the first! The support portion 44 is provided with a rectangular member (cut-out portion). Preferably, the moment = the cake 2 is formed by cutting out a portion of the resin sheet, and further, the rectangular member 44b is formed with an elastic member price. And in the upper part thereof, f hit, 44a. The rectangular member Yang is provided with a rectangular member (cut-out portion) 45b on the f-supporting guide 45 of the first link member, and the vertical-shaped member 45b is formed by cutting out a part of the resin sheet $ and The upper portion of the rectangular member 45b is formed with a shape of the punching member 45b and the second link member 42, and the other ends are similarly arranged to correspond to each other. The rectangular member 4 of the portion 44 is 44c' and allows the rectangular member to be contracted along the arrow-shaped symbolic member 44b and the first link member 41. The moment shown by the moment is that the circular hole 41 C at the other end 41c is fixed as shown in Fig. 14(a). After the embedding, as shown in Fig. 14 (8), the portion 44a is pressed and fixed at the end portion. After the fixing, the first link 槿:, the top M of the M4a can be moved in the direction of the arrow A, that is, in the other end direction of the buddha. Fig. 15 is a perspective view showing a second support portion of the third embodiment. In Fig. 18 200847210 > if 15, the two-shaped member 45b of the rectangular member 45b is formed along the panel; the notch portion 45 is formed, and the other end of the rod member 42 is bent. The rectangular member 45b and the second one are connected, and the 4ZC is shown in the circle of the hole 42f of the one end 42c, as shown by the figure U), and is shown at the other end as shown in Fig. 1:5 (b). & fixed. After the embedding, after the fixing, the second flail member 42: the ugly top end portion is pressed and fixed. The direction of the number, that is, the arrow along the center of the tree can be the same as the embodiment. Force plate; direction to flex. It: The example of the surname is missing the peak _,: the foot, the dragon into the energy and the blade also maintains the horizontal state and falls. The end of the lower key top, the key top. The present invention is not limited to the above-described one, and has a member to be fixed on the rectangular member, and it is also possible to use a force that is elastic: genus=position recovery. [Simple picture] Replace the tree gambling. Figure. Fig. 1 is a perspective view showing the key switch of the embodiment of the embodiment in an exploded perspective view of the key switch of the embodiment. Shown in the first embodiment! A perspective view of the support. Fig. 4 is a perspective view showing a second support portion of the first embodiment. '19 20084721 Of Fig. 5 is a cross-sectional view showing a state in which the key top in the embodiment i is pressed. Fig. 6 is a perspective view showing the link member in the second embodiment. Fig. 7 is a perspective view of the second coupling member of the second embodiment. Fig. 8 is a perspective view showing the resin sheet of the second embodiment. Figure 9 shows the number of the ride 2! A perspective view of the support. Fig. 10 is a perspective view showing a second support portion of the second embodiment. Fig. 11 is a perspective view showing the j-th stalk member of the third embodiment. Fig. U is a perspective view showing the second link member of the third embodiment. The eyebrow 13 is a perspective view of the ash gambling of Example 3. Fig. W is a perspective view showing the platinum first support portion of the third embodiment. Fig. 45 is a perspective view showing the second support portion of the third embodiment. : [Main component symbol description] 10 key switch 11 key top 12 1st link member 13 2nd link member 14 Rubber ring top 15 Supporter 15a : Welding pin 16 : Film piece 17 : Rear panel 20 : Key switch 21 : Top Figure 16 shows a cross-sectional view of a conventional key switch. 20 200847210, 21a, 21b: support portion 21ba: locking portion 21bb: retaining portion 22: first link member 22a: end 22b: hole 22c: end view: [step portion 22e: miscellaneous portion 23 :: second Link member 23a: End 23b: Hole 23c · End 23d: Step portion 23e: Notch portion 24: Rubber ring top 24a: Contact pressing portion 25: Resin sheet 25a: Contact hole 26: Film sheets 26a, 26b : Flexible sheet 26c · Outline sheet 26d : Fixed contact 26e : Movable contact 20084721Of 26g : Contact portion 26f : Through hole 27 : Rear panel " 28 : First support portion 28 a : Rectangular member 28 b : Notch 28c: elastic portion 29: second support portion: 29a: rectangular; structure#
29b :缺口荖P 30 :粘著劑 31 :第1連捍構件 31a :末端 31b :孔 31c :末端 31d :階梯部 31e :缺口部 31f :孔 32 :第2連桿構件 32a :末端 32b :孔 32c :末端 32d :階梯部. 32e :缺口部 200847210 3:2f :孔 33 :樹脂片 a 33a::接點孔 34 :第1支撐部 • 34a :豐起部 34b :矩形構件 34c :彈性部 3 5 :第2支撐部 ❿ 35a :鳘起部 35b :矩形構件 35c :缺口部 41 :第1連稈構件 41 a .末端 41b :孔 41c :末端 41d :階梯部 ⑩ 41 e :缺口部 41f:圓孔 42 :第2連桿構件 . 42a ·末端 _ 42b :孔 42c :末端 42d :階梯部 42e :缺口部 200847210 42f :圓孔 43 ::樹月旨片 ' 43a :接點孔 44 :第1支撐部 44 a ·打出苦p 44b :矩形構件 44c :彈性部 45 :第2支撐部 • 45a :打出部 45b :矩形構件 45c :缺口部29b: notch 荖P 30 : adhesive 31 : first continuous member 31 a : end 31 b : hole 31 c : end 31 d : step portion 31 e : notch portion 31 f : hole 32 : second link member 32 a : end 32 b : hole 32c: end 32d: step portion. 32e: notch portion 200847210 3: 2f: hole 33: resin sheet a 33a:: contact hole 34: first support portion • 34a: raised portion 34b: rectangular member 34c: elastic portion 3 5: second support portion ❿ 35a: raised portion 35b: rectangular member 35c: notch portion 41: first stalk member 41a. end 41b: hole 41c: end 41d: step portion 10 41 e: notch portion 41f: circle Hole 42: second link member. 42a · end _ 42b : hole 42c : end 42d : step portion 42e : notch portion 200847210 42f : round hole 43 :: tree moon piece '43a : contact hole 44 : first support Part 44 a · play bitter p 44b : rectangular member 44c : elastic portion 45 : second support portion • 45a : punching portion 45b : rectangular member 45c : notch portion