200800734 (1) 九、發明說明 【發明所屬之技術領域】 本發明係關於包裝體，尤其是，與可簡單開封之包裝 體相關。 【先前技術】 一般而言，許多商品被包裝於四角形狀之袋，開封袋 之一邊，可以取出該內容物。已開封之袋依然具有四角形 狀’直到內容物用完爲止，皆可發揮包裝材之機能。另一 方面’一邊之方向垂直交叉於其對邊之方向之四面體狀之 包裝材，亦即，所謂四方狀包裝材（商品名稱： TETRAPACK)係大家所熟知。 有不少針對包裝材之專利申請。例如，專利文獻1記 載著’於開封用車縫線設置朝上方突出之迂迴部，開封後 將迁迴部朝左右拉開，即容易形成開口之食品用包裝袋。 此外’專利文獻2記載著，於包裝袋體之本體及蓋之間介 設粘著材之開封容易之構造。 另一方面，容易開封之物，例如，專利文獻3記載之 設置著具定寬撕裂性之背襯部之管狀包裝材，專利文獻4 則記載著’夾雜積層著與具撕開性之薄膜不同之薄膜之具 優良撕開性之包裝材。然而，該等包裝材皆有以下說明之 技術課題。 [專利文獻1]日本特開2005-138899號公報 [專利文獻2]日本特開2〇〇〇-264348號公報 -4- (2) (2)200800734 [專利文獻3]日本特開2000-1 53871號公報 [專利文獻4]日本特開9-30559號公報 【發明內容】 亦即，上述之傳統包裝材，爲了確保容易開封，採用 使車縫線具有特別形狀、設置於包裝袋體之本體及蓋之間 介設粘著材之具定寬撕裂性之背襯部、或夾雜積層著與具 撕開性之薄膜不同之薄膜之特別構成或構造。然而，此種 手段之構成及構造較爲複雜，有成本及製造步驟複雜之問 題。 有鑑於上述事實，本發明之目的在提供一種包裝體， 放製作用以收容包裝對象物之過程，製造一端爲開口之袋 體時，使用撕開用之開封導引作爲必要之封閉部，無需採 用特別手段，即可實現容易開封。 爲了達成上述目的，本發明係在將相對之一對之2邊 、及另一相對之2邊當中之1邊藉由第1〜第3封閉部進 行封閉，且剩餘之1邊爲開口之袋體內收容著包裝對象物 之狀態，藉由設置大致垂直交叉於前述第3封閉部之第4 封閉部來封閉前述開口而形成的四面立體形狀之包裝體， 將前述第1及第2封閉部作爲前述包裝體之撕開用開封導 引。 依據上述構成之包裝體，形成1邊爲開口之袋體時， 將設置於相對之2邊之第1封閉部及第2封閉部作爲包裝 體之撕開用開封導引，無需採用特別手段，即可實現容易 -5- (3) (3)200800734 開封。 前述第1及第2封閉部可由熱封線所構成。前述包裝 體係具有：以前述第4封閉部爲共同底邊之第一、第二三 角形；及以前述第3封閉部爲共同底邊之第三、第四三角 形；且接鄰於周方向之前述各三角形之斜邊彼此連結而成 之四面立方體形狀，使前述第1、第2封閉部位於前述第 一、第二三角形之垂線上。前述包裝體介由前述撕開用之 開封導引開封時，則以收容前述包裝對象物之狀態形成船 形形狀，展開之船形具有用以保持內容物之容器之機能， 內容物爲食品時，具有可把持之盤之機能。前述包裝體， 係設置由位於前述第4封閉部之中央部且位於前述開封導 引部之延長上之缺口部、車縫線、及孔等所構成之開口容 易部。 前述包裝體，係由紫外線透射量較小之材料所形成。 前述包裝對象物，原則上可以爲任何之物，例如，萵宦、 疲采寺之蔬采。即述包裝體’係將在沿著前述撕開用之開 封導引開封該包裝體時，同時被開封之小袋或藉由隔壁進 行劃分之複數室設置於前述包裝體內，亦可以爲，開封包 裝體時，使該等小袋或複數室內之內容物突出。 前述包裝體，係將空氣與前述包裝對象物一起封入內 部，且在前述包裝體之各角部設置去角封線。前述去角封 線，係形成連繋前述第1及第2封閉部、與前述第3及第 4封閉部之間之圓弧狀或直線狀。 依據本發明之包裝體，形成i邊爲開口之袋體時，因 -6- (4) (4)200800734 爲設置於相對之2邊之第1封閉部及第2封閉部爲包裝體 之撕開用開封導引，無需採用特別手段’包裝體容易開封 。此外，本發明之包裝體，不但具有物品之包裝機能，充 塡著內容物之包裝體開封時，包裝材展開成船形，展開之 船形也具有內容物之容器之機能。內容物爲食品時，船形 成爲盤而可供載置食品來食用。本發明之包裝體，不只具 有包裝之機能，也兼具保持及把持內容物之容器之機能。 此外，設置著小袋或隔壁，可以用以裝入不同內容物。 【實施方式】 以下，針對本發明之實施形態進行說明。然而，本發 明並未受限於此。第1圖〜第5圖係本發明之包裝體之一 實施例，第1圖係四角形狀之袋體1。邊AB爲開口，其 他邊則封閉。通常，從A-B之開口部裝入內容物，其後， 封閉A-B而成爲包裝體。相對於此，本發明並非直接封閉 A-B，而係配合角A及B，以大致垂直交叉之方式結合邊 A-B之方向及邊C-D之方向，並在該狀態下封閉。此種所 謂四方狀之包裝材係大家所熟知，例如，商品名稱 TETRAPACK 等。 邊A-C係第1封閉部2，邊B-D係第2封閉部3，該 等封閉部2、3係由折線、熱封線、車縫線等所形成。邊 C-D係第3封閉部4，以大致垂直交叉於邊C-D之角度封 閉之部份係後述之第4封閉部5。本發明係以四角形狀之 包裝袋爲中心進行說明，然而，袋之形狀並未受限於四角 (5) 200800734 形，亦可以梯形。 第1圖中，邊A - C、邊B - D，係分別由折線、熱封線 、車縫線等所構成之第1封閉部、第2封閉部2、3。角A 、B係上邊之兩端角部。此外，第1封閉部2及第2封閉 部3之封線，如後面所述，係開封導引。於配合角a、B 進行接合及封閉之部份，設置缺口部、車縫線、孔等之開 口容易部，此外，角C、D之周邊亦可利用熱封、補強材 # 等設置補強部。 如第2圖所示’使邊A_B之方向及邊C-D之方向大 致垂直交叉，配合角A及角B進行接合來封閉開口部。該 封閉部爲第4封閉部5。使邊A-B之方向及邊C-D之方向 大致垂直交叉，配合角A及B形成封閉之狀態，邊A - B 之中心點之Η、Η ’（對面側）形成角，原來之角A及原來 之角B (對面側）成爲邊H-H’之中心點。從該邊H-H’朝 下方之角D設置著帶13，亦可封閉帶13之下部之邊G-G’ • 第2圖中，J係帶13之下部之中間點，J’係對面側之 . 帶13之下部之中間點。結果，邊A-B與邊C-D爲大致垂 直相交之狀態，而成爲四面體狀之包裝體。亦即，形成以 第4封閉部5之邊G-G’爲共同底邊之一對之第一三角形 (GG，C )及第二三角形（GG’D )，而且，形成以第3封 閉部4之邊C-D爲共同底邊之一對之第三三角形（CDG) 及第四三角形（CDG’），而且，形成接鄰於周方向之各 三角形之斜邊彼此連結而成之四面體狀之包裝體。第3圖 -8 - (6) 200800734 係四面體狀之包裝體6之斜視圖。 第2圖（a)係從原來之ABDC之面側觀看時之圖， 第2圖（b )係將原來之AB CD之面旋轉90度時觀看之圖 。包裝體6係四面體構造，具有相對於外壓之抵抗力，形 成袋體1之材料只要使用透明之物，可以仔細觀察到內容 物。必要時，可對包裝體6封入氮或二氧化碳來防止內容 物之鮮度劣化。 # 袋體1之材料可以使樹脂薄膜或樹脂薄片。樹脂可以 使用如聚乙烯、聚丙烯等之聚烯類、聚酯、聚醯胺、聚碳 酸酯、聚苯乙烯、聚氯乙烯、聚偏氯乙烯、乙烯、以及乙 烯醇之共聚物（商品名稱：EVAL等）等。此外，必要時 ，亦可以爲2重、3重（多重）之複層。此外，爲了降低 紫外線之透射率，可以使用添加了紫外線吸收劑之樹脂。 第3圖所示之四面體形狀之包裝體6，以形成袋體1 爲目的之第1及第2封閉部2、3係位於以第4封閉部5 • 爲共同底邊GG’之一對之第一三角形（GG，C )及第二三角 形（GG’D)之大致垂線上。該第1及第2封閉部2、3係 包裝體6之撕開用之開封導引。沿著該開封導引開封（撕 .開），成爲第4圖所示之船形形狀。 展開成船形形狀時，底之長度爲2 h、船首、船尾之高 度（深度）爲t，船形之中央，係依據船形之寬度，其深 度應小於t之船形形狀（盤形狀）。此外，h係從第〗圖 所示之包裝袋之長度扣除帶13之寬度d之物，d爲帶13 之寬度、t爲包裝袋ABDC之寬度之二分之一之大小。帶 (7) 200800734 1 3之部份，與船形之耳部船形之形狀之保持相關，而且， 可便利容器之把持。此處所形成之船形形狀，可以讓內容 物直接保持於船形之中，而具有一種容器之機能。該船形 具有一種食器之機能，例如，具有盤之機能。例如，內容 物若爲如已洗淨且切斷成適當大小之萵苣之物，該萵苣於 包裝開封後’萵苣可保持於船形之容器（盤），只要對萵 苣淋上適當調味料，即可以船形代替盤來進食。 Φ 船形時，原來之袋ABDCD之角C、D位於船形之上 部中央。因爲該部份只保持原樣會成爲船形形狀不安定之 原因，故應對C、D周邊之部份預先進行補強。亦即，設 置第2圖（a )之符號1 1、12所示之補強部。本實施例時 ’於角C、D之周邊設置三角形狀之補強部11、12。該補 強部1 1、1 3可以熔合三角形之全面，亦可以如圖所示， 只熔合三角形之斜邊部1 6、1 7。此外，於補強部1 1、1 2 ’則附薄片或薄膜之補強材。本實施例時，並未限定包裝 鲁對象物。 如前面所述，原來之形狀之四角形之袋時，沿著G、 G’封閉後，欲使用內容物時，沿著開封導引A-C、B-D開 -封（撕開）。包裝袋ABDC之邊A-C之第一封閉部2及邊 B-D之第二封閉部3係由折線、封線、車縫線等所構成之 開封導引。開封導引之邊A-C及邊B-D，應預先實施以容 易開封（撕開）爲目的之加工。 例如，使邊A-C及邊B-D具有較大之折縫、低溫度 熱壓著密封、或設置如車縫線之線狀細孔，有利於開封（ -10- (8) (8)200800734 撕開）。此外，爲了容易沿著開封導引之邊A-C及邊B-D 進行開封（撕開），如第5圖所示，應於邊H-H ’之中央 部且位於開封導引之第一及第二封閉部2、3之延長位置 上並且爲帶13之端部，設置缺口 14或其他車縫線、孔等 〇 內容物爲例如萵苣或菠菜之蔬菜或沙拉時，該四面體 狀之包裝材，於包裝體共有開封導引之狀態下，將含有調 味料之小袋與萵苣、菠菜、沙拉一起封閉、或設置隔壁， 開封包裝袋之同時，該調味料會淋於內容物之萵苣、菠菜 、沙拉之上而立即可食用。 此外，以上之構成之包裝體6時，形成1邊爲開口之 袋體1時，於4邊之相對之2邊形成第1封閉部及第2封 閉部2、3，然而，該封閉部2、3形成第4封閉部5而成 爲四面體狀時，係位於該二個第一、第二三角形（GG，C )、（GG’D )之垂線上，結果，可以該等第i封閉部及 第2封閉部2、3作爲撕開用之開封導引。亦即，本實施 例時，利用形成袋體1時必要之第1及第2封閉部2、3， 無需採用特別手段，即可實現包裝體6之容易開封。 第6圖〜第11圖係本發明之包裝體之其他實施例。 第6圖係本實施例之包裝體20所使用之袋體22。該袋體 22係使細長之1張薄膜或薄片於下端進行折疊而成爲疊合 之長方形狀，於相對之一對之2邊（側面），形成第1及 第2封閉部24、26。 袋體22之材料與上述實施例相同，可以使用透明或 (9) 200800734 半透明、或經過著色之樹脂薄膜或樹脂薄片，此外，必要 時’可以爲2重或3重之複層，此外，爲了降低紫外線之 透射率，應使用添加著紫外線吸收劑之樹脂。 第1及第2封閉部24、26，於本實施例時，係以熱刀 切斷薄膜（薄片），而以薄膜（薄片）之端面彼此熔結而 成之熱封線來形成。該封閉部24、26亦可以薄膜之面彼 此之熱壓著形態之熱封線來取代端面彼此之熱封線。 • 袋體22，係於剩餘之2邊當中之i邊（下端），形成 由折疊線所構成之第3封閉部2 8，剩餘之1邊（上端）形 成開口。本實施例時，於第3封閉部2 8之兩端，設置一 對之圓弧狀之去角封線30a、30b。該等去角封線30a、 3 Ob係利用熱壓著封線所構成。 一方之去角封線30a係以連結第3封閉部28之左端 側及第1封閉部2 4之間來形成，另一方之去角封線3 〇 b 係以連結第3封閉部28之右端側及第2封閉部26之間來 ® 形成。 此外，第3封閉部2 8亦可以熱壓著之封線來取代折 疊線。形成以上之袋體22後，從上端開口部將包裝對象 物裝入袋體22內。此時，如第7圖所示，使袋體之上 端開口之中心部份C朝前後方向拉開，而且，使上端開口 之兩端A、B互相接近，打開開口部，於該狀態下，裝入 特定量葉菜之蔬菜V。 葉菜類之蔬菜V，例如，係將萵苣、菠菜、球花甘藍 、蕪菁、毛豆、各種葉菜之蔬菜切成特定大小之蔬菜等， -12- (10) (10)200800734 使該等蔬菜類具有一致之例如，5〜1 0 c m程度之直徑，並 以使該等葉菜之蔬菜V以部份彼此互相重疊方式之方式進 行隨機收容。結束葉菜之蔬菜V之收容後，封閉袋體2 2 之上端開口。 袋體22之封閉狀態如第8圖及第9圖所示。袋體22 之開口部之封閉係利用形成第4封閉部32來實施。第4 封閉部3 2係利用例如熱壓者封線來形成，以大致垂直交 叉於第3封閉部2 8之角度來形成。 此外，第4封閉部3 2係配置於距離袋體22之上端有 一點距離之下方位置，於第4封閉部3 2之上端，設置著 耳部（帶）34。此外，本實施例時，於第4封閉部32之 兩端，設置著一對之圓弧狀之去角封線36a、36b。該等去 角封線3 6 a、3 6 b，與上述封線3 0 a、3 0 b相同，係由熱壓 著封線所構成。 一方之去角封線36a係以連結第4封閉部32之左端 側及第1封閉部24之間來形成，另一方之去角封線36b 則係以連結第4封閉部3 2之右端側及第2封閉部2 6之間 來形成。 如以上所示，形成第4封閉部32及去角封線36a、 3 6b後，如第8圖〜第10圖所示，形成介設著以第4封閉 部32爲共同底邊之一對之第一及第二之大致三角形a、b (因爲於三角形之斜邊及底邊之間，介設著圓弧狀之去角 封線36a、36b，而爲略呈三角形）、及以第3封閉部28 爲共同底邊之一對之第三及第四之大致三角形c、d (因爲 -13- (11) (11)200800734 於三角形之斜邊及底邊之間，介設著圓弧狀之去角封線 30a、30b，而爲略呈三角形）。 該等大致三角形a〜d形成斜邊彼此於周方向連結而 成之四面體形狀，將空氣與包裝對象物之葉菜之蔬菜V — 起封入其中而成爲包裝體20。 上述構成之包裝體20時，如第8圖所示，第1及第2 封閉部24、26位於第一、第二大致三角形a、b之大致垂 線上，以該熱壓著或熱刃封線作爲包裝體2 0之撕開用之 開封導引。 第1 1圖係以第1及第2封閉部24、26作爲開封導引 且沿著該封線撕開包裝體2 0之狀態。本實施例時，爲了 使該撕開操作更爲容易，於耳部（帶）3 4之中心位置，設 置位於封閉部2 4、2 6延,長線上之缺口 3 8。 將第1及第2封閉部24、26分別撕開至至去角封線 3 0a、3 0b之位置，如第1 1圖所示，成爲以第三及第四大 致三角形c、d爲底邊而於周緣形成立起之側面之船型形 狀。此時之側面係於大致垂線上將第一及第二大致三角形 a、b分割成兩半來形成。 此時，收容於包裝體20內之葉菜之蔬菜V係位於船 型內，因爲船型之上方爲開放，故具有船型之盤之機能， 可直接食用蔬菜。此外，依據如以上所示之構成之包裝體 20，萵苣、菠菜等之葉菜之蔬菜V與空氣一起被封入之包 裝體20，因爲於四面體之各角部設置著去角用封線30a、 3 0b、36a、36b，葉菜之蔬菜V不會侵入容易受損之角部 -14- (12) (12)200800734 ，結果，可長期保持葉菜之蔬菜鮮度。 此外，依據上述構成之包裝體20，形成1邊爲開口之 袋體22時，由4邊之相對之2邊之熱封線所構成之第一 封閉部及第二封閉部24、26，形成第4封閉部32而成爲 四面體狀時，係位於二個第一、第二大致三角形c、d之 垂線上，結果，可以該等熱封線作爲撕開用之開封導引。 此外，上述構成之包裝體20係以萵苣、菠菜等之葉 菜之蔬菜V爲包裝對象物，將其封入以四面體爲基本形狀 之包裝體20內，因爲四面體不存在平行或相對之面，承 受到外力時，可分散外力，將其封入箱狀之包裝體時，因 爲外力不會直接作用於葉菜之蔬菜V，可以避免葉菜之蔬 菜受損。 此外，上述構成之包裝體20時，係以萵苣、菠菜等 之葉菜之蔬菜V爲包裝對象物，並因爲將其與空氣一起封 入以四面體爲基本形狀之包裝體1 〇內，鄰接之蔬菜間、 表面之蔬菜及袋體12之內面間介在著空氣層，承受到外 力時’該等空氣層具有緩衝墊之機能，故可避免蔬菜之受 損。 此外’上述實施例時，係以去角用封線30a、30b、 3 6a、3 6b爲圓弧狀時爲例，然而，該等封線亦可以爲如第 ό圖及第8圖之一點虛線所之直線。此外，第6圖及第8 圖以虛線表示之各去角封線3 0 a、3 0 b、3 6 a、3 6 b之外側 之空白部份可沿著封線進行切除，亦可保留。此外，包裝 對象物係針對葉菜之蔬菜進行說明，然而，並未受限於此 -15- (13) (13)200800734 ，例如，亦可以爲炸馬鈴薯片等之食品、豆等之雜貨等之 容易受損之物。 本發明之包裝體，利用形成袋體時必要之封閉部，無 需採用特別手段，即可實現包裝體之容易開封，不但可減 少製造步驟及成本，尙可進一步提高包裝體之價値，且可 廣泛地應用於產業界。 【圖式簡單說明】 第1圖係本發明之包裝體所使用之袋體之一例圖。 第2圖係本發明之包裝體之不同2方向之側面圖。 第3圖係本發明之包裝體之斜視圖。 第4圖係本發明之包裝體之開封狀態之說明圖。 第5圖係本發明之實施形態之說明圖。 第6圖係本發明之包裝體所使用之袋體之其他實施例 圖。 第7圖係將蔬菜裝入第6圖所示之袋體內時之說明圖 〇 第8圖係第6圖所示之包裝體之側面圖。 第9圖係第6圖所示之包裝體之不同方向之側面圖。 第1 0圖係第6圖所示之包裝體之斜視圖。 第1 1圖係第6圖所示之包裝體之開封狀態之說明圖 【主要元件符號說明】 -16· 200800734 (14) 1 :袋體 2 :第1封閉部 3 :第2封閉部 4 :第3封閉部 5 :第4封閉部 6 :包裝體 1 1、1 2 :補強部 # 13 :帶 1 4 :缺口 1 6、1 7 :斜面200800734 (1) Description of the Invention [Technical Field of the Invention] The present invention relates to a package, and more particularly to a package that can be easily opened. [Prior Art] In general, many products are packaged in a square-shaped bag, one side of the unsealing bag, and the contents can be taken out. The opened bag still has a square shape until the contents are used up, and the function of the packaging material can be utilized. On the other hand, a packaging material having a tetrahedral shape in which the direction of one side is perpendicularly intersected in the direction of the opposite side, that is, a so-called square-shaped packaging material (trade name: TETRAPACK) is well known. There are quite a few patent applications for packaging materials. For example, in Patent Document 1, it is described that the winding portion that protrudes upward is provided in the sewing thread for opening, and the retracted portion is pulled left and right after opening, that is, the opened food packaging bag is easily formed. Further, Patent Document 2 discloses that a structure in which an adhesive material is easily opened is provided between a main body of the package body and the cover. On the other hand, a material which is easy to be opened, for example, a tubular packaging material having a backing portion having a constant width and tear property as described in Patent Document 3, and Patent Document 4 describes an "inclusion layered and tearable film. Different tear-off packaging materials for different films. However, these packaging materials have the technical issues described below. [Patent Document 1] JP-A-2005-138899 [Patent Document 2] JP-A-2002-264348 (E) (2) (2) 200800734 [Patent Document 3] JP-A-2000-1 [Patent Document 4] Japanese Laid-Open Patent Publication No. Hei 9-30559. SUMMARY OF THE INVENTION In order to ensure easy opening, the conventional packaging material has a special shape and is disposed on the body of the package body. Between the cover, a backing portion having a constant width tearing property of the adhesive material or a special structure or structure in which a film different from the tearable film is interposed is interposed. However, the composition and construction of such a method are complicated, and there are problems in cost and manufacturing steps. In view of the above facts, an object of the present invention is to provide a package body for producing a container for accommodating a package object, and to manufacture a bag body having an open end, and using the opening guide for tearing as a necessary closing portion, without Easy opening is achieved by special means. In order to achieve the above object, the present invention is to close one of the two sides of the opposite pair and the other two sides of the opposite side by the first to third closing portions, and the remaining one side is an open pocket. In a state in which the object to be packaged is accommodated in the body, a package having a four-sided three-dimensional shape formed by closing the opening substantially perpendicularly intersecting the fourth closing portion of the third closing portion is provided, and the first and second closing portions are used as The tearing of the aforementioned package is guided by unsealing. According to the package having the above configuration, when the bag body having one side is opened, the first closing portion and the second closing portion provided on the opposite sides are guided as the opening for tearing of the package, and no special means is required. It is easy to implement -5- (3) (3)200800734 Kaifeng. The first and second closing portions may be formed by a heat seal line. The packaging system has a first and a second triangle having the fourth closed portion as a common bottom edge, and a third and fourth triangle having the third closed portion as a common bottom edge; and adjacent to the circumferential direction The four sides of the triangular sides are connected to each other, and the first and second closing portions are located on the perpendicular lines of the first and second triangles. When the package is opened by the unsealing of the tearing, the container is formed in a boat shape in a state in which the object to be packaged is accommodated, and the expanded ship has a function of holding a container of the contents, and when the contents are foods, The function of the disc can be controlled. The package body is provided with an opening accommodating portion formed by a notch portion, a sewing thread, a hole, and the like which is located at a central portion of the fourth closing portion and which is located on the extension of the opening guide portion. The aforementioned package is formed of a material having a small amount of ultraviolet light transmission. In principle, the object to be packaged may be anything, for example, the vegetable harvesting of the genus and the dying temple. The package body is to be opened in the package according to the unsealing of the tearing opening, and the plurality of chambers that are simultaneously opened or divided by the partition wall are disposed in the package body, and may also be opened packaging. When the body is in the body, the contents of the pouch or the plurality of rooms are highlighted. In the package, air is sealed inside the package object, and a corner seal line is provided at each corner of the package. The degaussing line is formed in an arc shape or a straight line between the first and second closing portions and the third and fourth closing portions. According to the package of the present invention, when the bag having the i-side is formed, the -6-(4) (4) 200800734 is the tearing of the package in the first closed portion and the second closed portion which are disposed on the opposite sides. Open the seal guide, no special means is needed 'the package is easy to open. Further, the package of the present invention not only has the packaging function of the article, but when the package body filled with the contents is unsealed, the package material is expanded into a boat shape, and the expanded boat shape also has the function of the container of the contents. When the contents are foods, the boat shape becomes a tray and can be placed for food. The package of the present invention not only has the function of packaging, but also functions as a container for holding and holding contents. In addition, a pouch or a partition wall can be provided for loading different contents. [Embodiment] Hereinafter, embodiments of the present invention will be described. However, the present invention is not limited to this. Fig. 1 to Fig. 5 are diagrams showing one embodiment of the package of the present invention. Fig. 1 is a bag body 1 of a square shape. The side AB is an opening and the other side is closed. Usually, the contents are loaded from the opening of the A-B, and then the A-B is closed to form a package. On the other hand, the present invention does not directly close A-B, but blends the angles A and B, and joins the direction of the side A-B and the direction of the side C-D in a substantially vertical crossing manner, and is closed in this state. Such a square-shaped packaging material is well known, for example, the trade name TETRAPACK. The side A-C is the first closing portion 2, and the side B-D is the second closing portion 3, and the closing portions 2, 3 are formed by a fold line, a heat seal line, a sewing thread or the like. The portion of the third C-D portion 3 that is closed at an angle substantially perpendicular to the side of the side C-D is a fourth closing portion 5 which will be described later. The present invention is described centering on a square-shaped package. However, the shape of the bag is not limited to the four corners (5) 200800734, and it may be trapezoidal. In Fig. 1, the side A - C and the side B - D are the first closing portion and the second closing portion 2, 3 each composed of a folding line, a heat sealing line, and a sewing thread. Corners A and B are the corners of the upper ends. Further, the sealing line of the first closing portion 2 and the second closing portion 3 is opened and sealed as will be described later. The opening and closing portions of the fitting angles a and B are provided, and the opening portions such as the notch portion, the sewing thread, and the hole are provided. Further, the periphery of the corners C and D may be provided with a heat seal, a reinforcing material, etc. . As shown in Fig. 2, the direction of the side A_B and the direction of the side C-D are substantially perpendicularly intersected, and the fitting angle A and the angle B are joined to close the opening. The closing portion is the fourth closing portion 5. The direction of the side AB and the direction of the side CD are substantially perpendicularly intersected, and the matching angles A and B form a closed state. The center point of the side A - B and the Η ' (opposite side) form an angle, the original angle A and the original The angle B (opposite side) becomes the center point of the side H-H'. The belt 13 is disposed from the side H-H' toward the lower corner D, and the side G-G' of the lower portion of the belt 13 can be closed. • In the second figure, the middle point of the lower portion of the J-series 13 is opposite to the J' system. Side. The middle point of the lower part of the belt 13. As a result, the side A-B and the side C-D are in a state of substantially perpendicularly intersecting, and become a tetrahedral package. That is, the first triangle (GG, C) and the second triangle (GG'D) are formed by the side G-G' of the fourth closing portion 5 as a common bottom edge, and the third closing portion is formed. The CD at the side of 4 is a third triangle (CDG) and a fourth triangle (CDG') which are one of the common base sides, and a tetrahedral shape in which the oblique sides of the triangles adjacent to the circumferential direction are connected to each other. Package. Fig. 3 -8 - (6) 200800734 is a perspective view of a tetrahedral package 6. Fig. 2(a) is a view when viewed from the side of the original ABDC, and Fig. 2(b) is a view when the surface of the original AB CD is rotated by 90 degrees. The package 6 has a tetrahedral structure and has resistance against external pressure, and the material forming the bag 1 can be carefully observed as long as a transparent object is used. If necessary, the package 6 may be sealed with nitrogen or carbon dioxide to prevent deterioration of the freshness of the contents. # The material of the bag body 1 can be a resin film or a resin sheet. The resin may be a copolymer of a polyolefin such as polyethylene, polypropylene, polyester, polyamide, polycarbonate, polystyrene, polyvinyl chloride, polyvinylidene chloride, ethylene, and vinyl alcohol (trade name) :EVAL, etc.). In addition, if necessary, it can also be a double layer or a triple (multiple) layer. Further, in order to lower the transmittance of ultraviolet rays, a resin to which an ultraviolet absorber is added may be used. In the package body 6 having a tetrahedral shape shown in Fig. 3, the first and second closing portions 2, 3 for forming the bag body 1 are located in the fourth closing portion 5 as a common bottom edge GG'. The first triangle (GG, C) and the second triangle (GG'D) are substantially perpendicular to each other. The first and second closing portions 2, 3 are unsealing guides for tearing of the package 6. The opening (shearing and opening) is guided along the opening to form a boat shape as shown in Fig. 4. When the shape of the ship is expanded, the length of the bottom is 2 h, the height of the bow and the stern (depth) is t, and the center of the ship is based on the width of the ship. The depth should be less than the shape of the ship (disk shape) of t. Further, h is a material obtained by subtracting the width d of the belt 13 from the length of the package shown in Fig., where d is the width of the belt 13, and t is one-half the width of the package ABDC. The part of the belt (7) 200800734 1 3 is related to the maintenance of the shape of the boat shape of the boat's ear, and the container can be conveniently held. The shape of the boat formed here allows the contents to be held directly in the shape of the boat and has the function of a container. The shape of the boat has the function of a food container, for example, having the function of a disk. For example, if the content is as washed and cut into a properly sized lettuce, the lettuce can be kept in a boat-shaped container (plate) after the package is opened, as long as the lettuce is topped with the appropriate seasoning, The boat shape is used instead of the plate to eat. Φ When the boat is in shape, the corners C and D of the original bag ABDCD are located in the center of the upper part of the boat. Since the part is only left as it is, the shape of the boat is unstable. Therefore, the parts around C and D should be reinforced in advance. That is, the reinforcing portions shown by the symbols 1 1 and 12 of Fig. 2 (a) are provided. In the present embodiment, the triangular reinforcing portions 11, 12 are provided around the corners C and D. The reinforcing portions 1 1 and 1 3 may fuse the entire shape of the triangle, or may fuse only the oblique side portions 16 and 17 of the triangle as shown. Further, a reinforcing material for a sheet or a film is attached to the reinforcing portions 1 1 and 1 2 '. In the present embodiment, the packaged object is not limited. As described above, in the case of the square-shaped bag of the original shape, after the contents are closed by G, G', when the contents are to be used, the seals A-C and B-D are opened-sealed (tear open). The first closing portion 2 of the side A-C of the packaging bag ABDC and the second closing portion 3 of the side B-D are unsealing guides composed of a folding line, a sealing line, a sewing thread and the like. The side of the unsealing guide A-C and the side B-D shall be pre-implemented for the purpose of easy opening (tearing). For example, it is advantageous to open the seal ( -10- (8) (8) 200800734 tearing off the side AC and the side BD with a large crease, a low temperature hot pressing seal, or a linear hole such as a sewing thread. ). In addition, in order to easily open the opening (tearing) along the side of the unsealing guide AC and the side BD, as shown in Fig. 5, it should be at the central portion of the side HH' and at the first and second closed portions of the opening guide. 2, 3 in the extended position and at the end of the belt 13, when the notch 14 or other sewing thread, hole, etc., is the vegetable or salad such as lettuce or spinach, the tetrahedral packaging material is packaged. In the state where the body is opened, the pouch containing the seasoning is enclosed with lettuce, spinach, salad, or set next to the wall. When the bag is opened, the seasoning is poured on the lettuce, spinach and salad of the contents. It is ready to eat. Further, in the case of the package body 6 having the above configuration, when the bag body 1 having one side is opened, the first closing portion and the second closing portions 2, 3 are formed on the opposite sides of the four sides. However, the closing portion 2 is formed. When the fourth closed portion 5 is formed into a tetrahedral shape, it is located on the perpendicular line of the two first and second triangles (GG, C) and (GG'D), and as a result, the ith closed portion can be used. And the second closing portions 2, 3 are used as opening guides for tearing. That is, in the present embodiment, the first and second closing portions 2, 3 necessary for forming the bag body 1 can be easily opened without using a special means. Figures 6 through 11 are other embodiments of the package of the present invention. Fig. 6 is a bag body 22 used in the package 20 of the present embodiment. The bag body 22 is formed by folding a thin film or sheet at a lower end into a folded rectangular shape, and forming first and second closing portions 24 and 26 on two sides (side faces) of one of the pair. The material of the bag body 22 is the same as that of the above embodiment, and a transparent or (9) 200800734 translucent or colored resin film or resin sheet may be used, and if necessary, it may be a double or triple layer. In order to reduce the transmittance of ultraviolet rays, a resin to which an ultraviolet absorber is added should be used. In the present embodiment, the first and second closing portions 24 and 26 are formed by cutting a film (sheet) with a hot knife and heat-sealing the end faces of the film (sheet). The closure portions 24, 26 may also replace the heat seal lines of the end faces with the heat seal lines of the heat-pressed faces of the faces of the film. • The bag body 22 is attached to the i side (lower end) of the remaining two sides, and forms a third closing portion 2, which is formed by a folding line, and the remaining one side (upper end) forms an opening. In the present embodiment, a pair of arc-shaped corner sealing lines 30a, 30b are provided at both ends of the third closing portion 28. The degaussing lines 30a and 3B are formed by thermocompression sealing lines. One of the corner sealing lines 30a is formed by connecting the left end side of the third closing portion 28 and the first closing portion 24, and the other corner sealing line 3b is connected to the right end of the third closing portion 28. Formed between the side and the second closing portion 26. Further, the third closing portion 28 may be a heat-pressed sealing line instead of the folding line. After the bag body 22 described above is formed, the package object is placed in the bag body 22 from the upper end opening portion. At this time, as shown in Fig. 7, the center portion C of the upper end opening of the bag body is pulled away in the front-rear direction, and the ends A and B of the upper end opening are brought close to each other to open the opening portion. Load a specific amount of leafy vegetables V. The leafy vegetable V, for example, is a vegetable of a certain size, such as lettuce, spinach, broccoli, turnip, edamame, and various leafy vegetables, -12- (10) (10) 200800734 For example, the diameter is about 5 to 10 cm, and the vegetables V of the leafy vegetables are randomly accommodated in such a manner that they partially overlap each other. After the end of the vegetable V of the leafy vegetables, the upper end of the closed bag body 2 2 is opened. The closed state of the bag body 22 is as shown in Figs. 8 and 9. The closing of the opening of the bag body 22 is performed by forming the fourth closing portion 32. The fourth closing portion 3 2 is formed by, for example, a heat sealer sealing line, and is formed at an angle substantially perpendicular to the third closing portion 28 . Further, the fourth closing portion 32 is disposed at a position slightly below the upper end of the bag body 22, and an ear portion (belt) 34 is provided at the upper end of the fourth closing portion 32. Further, in the present embodiment, a pair of arc-shaped corner seal lines 36a and 36b are provided at both ends of the fourth closing portion 32. The corner sealing lines 3 6 a and 3 6 b are formed by thermocompression sealing lines, similarly to the above-mentioned sealing lines 30 a and 3 0 b. One of the corner sealing lines 36a is formed by connecting the left end side of the fourth closing portion 32 and the first closing portion 24, and the other corner sealing line 36b is connected to the right end side of the fourth closing portion 3 2 . And formed between the second closing portion 26. As described above, after the fourth closing portion 32 and the corner sealing lines 36a and 36b are formed, as shown in Figs. 8 to 10, the fourth closing portion 32 is formed as a common bottom edge. The first and second substantially triangles a and b (because the arc-shaped demarcation lines 36a, 36b are slightly triangular) between the oblique side and the bottom side of the triangle, and 3 The closing portion 28 is a third and fourth substantially triangular c, d of the common bottom edge (because-13-(11) (11) 200800734 is between the oblique side and the bottom edge of the triangle, and a circle is interposed The arc-shaped corners seal the lines 30a, 30b and are slightly triangular). The substantially triangular shapes a to d form a tetrahedral shape in which the oblique sides are connected to each other in the circumferential direction, and the air is sealed with the vegetable V of the leafy vegetable of the packaging object to form the package body 20. In the case of the package 20 configured as described above, as shown in Fig. 8, the first and second closing portions 24, 26 are located on the substantially vertical lines of the first and second substantially triangular shapes a and b, and are sealed by the heat pressing or the heat sealing. The thread is used as the opening guide for the tearing of the package 20. In the first aspect, the first and second closing portions 24 and 26 are guided as the opening and the package 20 is torn along the sealing line. In the present embodiment, in order to make the tearing operation easier, at the center position of the ear portion (belt) 34, a notch 38 which is located in the closed portion 24, 26 and the long line is provided. The first and second closing portions 24 and 26 are torn apart to the positions of the corner sealing lines 30a and 30b, and as shown in Fig. 1, the third and fourth substantially triangular c and d are used as the bottom. The shape of the ship is formed on the side of the rim. The side surface at this time is formed by dividing the first and second substantially triangular shapes a and b into two halves on a substantially vertical line. At this time, the vegetable V of the leafy vegetables contained in the package 20 is located in the ship type, and since the upper part of the ship type is open, it has the function of a ship type disk, and can directly eat vegetables. Further, according to the package 20 having the configuration shown above, the vegetable V in which the leafy vegetable V such as lettuce or spinach is enclosed together with the air is provided with the sealing line 30a at each corner of the tetrahedron. , 3 0b, 36a, 36b, vegetable V of leafy vegetables will not invade the corner 14-(12) (12)200800734 which is easily damaged, and as a result, the freshness of the vegetable of leafy vegetables can be maintained for a long time. Further, according to the package 20 having the above configuration, when the bag body 22 having one side is opened, the first closing portion and the second closing portion 24, 26 formed by the heat sealing lines of the opposite sides of the four sides are formed. When the fourth closing portion 32 is in the shape of a tetrahedron, it is located on the perpendicular lines of the two first and second substantially triangular c and d. As a result, the heat seal lines can be used as the opening guide for tearing. Further, the package body 20 having the above-described configuration is a vegetable V which is a leafy vegetable such as lettuce or spinach, and is enclosed in a package body 20 having a tetrahedron as a basic shape, since the tetrahedron does not have parallel or opposite faces. When the external force is applied, the external force can be dispersed, and when it is sealed in the box-shaped package, since the external force does not directly act on the vegetable V of the leafy vegetables, the vegetable of the leafy vegetable can be prevented from being damaged. In addition, in the case of the package body 20 which consists of the above, the vegetable V of the leafy vegetables, such as a lettuce and a spine, is a packaging object, and it is enclosed in the package 1 of the basic shape of the tetrahedron together with air, and it is adjacent. The vegetable room, the vegetable on the surface and the inner surface of the bag body 12 are interposed in the air layer. When the external force is applied, the air layer has the function of a cushion, so that the damage of the vegetable can be avoided. In the above-mentioned embodiment, the case where the sealing lines 30a, 30b, 36a, and 36b are arc-shaped is taken as an example. However, the sealing lines may be one of the first and eighth figures. The line drawn by the dotted line. In addition, the blank portions on the outer sides of the respective corner sealing lines 3 0 a, 3 0 b, 3 6 a, and 3 6 b indicated by broken lines in FIGS. 6 and 8 may be cut along the sealing line or may be retained. . In addition, the object to be packaged is described with respect to the vegetables of the leafy vegetables, however, it is not limited to this -15-(13) (13) 200800734, and for example, foods such as fried potato chips, groceries of beans, and the like may be used. Easy to damage. The package body of the invention can realize the easy opening of the package body without using special means by using the sealing part which is necessary for forming the bag body, not only can reduce the manufacturing steps and costs, but also can further increase the price of the package body, and can be widely used. Applied to the industry. BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a view showing an example of a bag body used in the package of the present invention. Fig. 2 is a side view showing the two different directions of the package of the present invention. Figure 3 is a perspective view of the package of the present invention. Fig. 4 is an explanatory view showing the unsealed state of the package of the present invention. Fig. 5 is an explanatory view showing an embodiment of the present invention. Fig. 6 is a view showing another embodiment of the bag body used in the package of the present invention. Fig. 7 is an explanatory view showing a state in which the vegetables are placed in the bag shown in Fig. 6. Fig. 8 is a side view of the package shown in Fig. 6. Figure 9 is a side view of the package in different directions as shown in Figure 6. Fig. 10 is a perspective view of the package shown in Fig. 6. Fig. 1 is an explanatory diagram of the unsealing state of the package shown in Fig. 6 [Explanation of main component symbols] -16· 200800734 (14) 1 : Bag 2: First closing portion 3: Second closing portion 4: Third closing portion 5 : Fourth closing portion 6 : Package 1 1 , 1 2 : Reinforcing portion # 13 : Belt 1 4 : Notch 1 6 , 1 7 : Bevel