1234121 捌、發明說明： 【發明所屬之技術領域】： 本發明係有關於一種收銀櫃，特別是指籍簡單之推 八就能使抽屜關閉，及藉開啟鎖頭或再壓入抽屜即可令抽 屜開啟並自動彈出，完全不需使用到任何電力，改善習用 抽屜須用到電力之缺失。 u u 【先前技術】： 如圖11〜12所示，習用收銀櫃包括：—個殼體]c)， 其内左右側設有軌道U及滑輪12 ;及一個柚屜2〇 ,其 外部左右側設有轨道21及滑輪22而可滑動地設於殼體 10内；抽屜前惻面設有鎖頭24，可作開關動作；拙屜 惻内沿設有一連桿26，該連桿26 —端連設鎖頌，另 一端向後沿伸穿過抽屜20後側面；及—推動板3〇、設 於柚屜後側面，其一端設有滑槽32、可供—連桿於 其内滑動；中段設有定位槽34，可於定位元件％上滑 動而免於易位，末端設有垂:直部π係自由端可左右移位； 及一底板38，固設於殼體後端底部，其中段設一定位柱 39 ;及-一組扣持設備40 (請參見圖4 )，其十包栝一個 樞軸41，設於抽屜後側壁之前；及—個勾扣元件’其 中段可擺純辦姉;其末段对4 ^ 出後側壁向後延伸’其凹部45可扣接於底 =仿 柱39，而達關閉抽屜之功能；及一彈簧η二叙轉 軸41後方之勾扣元件43，另一端設於抽__處； 及-個回彈賴5Q ’其中包括：—紐件52，設於底板 38上及--彈普54，設於定位件52前側；及—個繼電器 1234121 〇0’設於底板38上，其上設有推動軸61及一推桿63， 為’通電時’其推動轴61帶動推桿63向前伸出推離扣持 没備40之勾扣元件43而完成開啟動作；當將抽屜2〇 推到底時，扣持設備40之勾扣元件之凹部45可扣 住定位柱39而關閉抽屜2(〕；當欲開啟抽屜時，可開啟 鎖頭24或以電腦控制，以使連桿26可帶動推動板30 作動繼電器60，令其推動軸帶動推桿63、推動板30而 推動勾扣元件43，使其凹部4 5脫離底板38之定位柱39 而使抽屜2〇被回彈設備5Q之彈簧54彈出。 此種設計操作簡單，廣為商界使用，但仍存有下列缺 點：1 ·需使用電力，因此在無電源設備處便無法使用。2 — 因收銀櫃常開開關關，致電力損耗很大^ 有鑑於此，發明人乃積極尋求改良之道，經由無數次 改良、實驗，終於創造出本發明。 【發明内容】： 本發明之Θ的在提供一種免用電力之收銀榧，本發明 籍壓入抽屜而以扣持設備之勾扣元件穩定地關閉抽屜；籍 開啟鎖頭可使推動板拉動勾扣元件打開抽屜；或再壓一下 抽屜，藉弓丨導設備帶動導向設備，而以導向板撥離勾扣元 件而開啟抽屜。 【實施方式】： 如圖1〜4所示，本發明之收鈒櫃包括：· 一個殼體]〇 ; 及一個抽屜20 ;及一個推動板30 ;及一個扣持設備40 ; 及一個回彈設備5Q ;及一個引導設備.7〇 :及一個導向設 備90。其中殼體1Q (含軌道11、滑輪12及底板]3)、 1234121 抽屜20 (含軌道21、滑輪22、鎖頭2 4及連桿26 )、扣 持設備40、回彈設備50均與習用者相同，其圖示標號 亦相同，在此特予陳明。有關本發明各零件、組件及其相 互關係，茲於下文予以記明： 殼體10内部左右側設有執道11及滑輪12。 抽屜20外部左右側設有軌道21及滑輪22而可滑 動地設於殼體10内；抽屜前側面設有鎖頭24，可作開 關動作；抽展一側内沿設有一連桿2 6，該連样2 6 —端 連設鎖頭24，另一端向後沿伸穿過柚屜20後側面- 推動板30設於抽屜後側面，其一端設有滑槽32， 可供連桿2 6於其内滑動；中段設有定位槽34，可於定 位元件3 6上滑動而免於易位，末端係自由端可左右移位； 及一底板13，固設於殼體後端底部，其令段設一定位柱 39。 扣持設備4 0包括：一個枢軸41，設於柚屜後側壁 之前：及一個勾扣元件4 3，其中段可擺動地設於樞軸4 1 ; 其末段穿出後側壁向後延伸，其凹部4 5可扣接於底板13 之定位柱39，而達關閉抽展之功能；及一彈簧47，一端 設於枢軸41後方之勾扣元件43，另一端設於柚屜後惻 壁處。 ’ 回彈設備50包括：一定位件52，設於底板13上及 一彈簧54，設於定位件52前惻σ 引導設備70係可滑動地設於殼體10之底板13上， 其中包括：一導板71，其上設有一前長形開口 72及一 後長形開口 73 ;及一前定位元件74，設於前長形開α 72 1234121 内；及一後定位元件75，設於後長形開口 73内；及一 彈簧76，一端固設於前定位元件74，另一端阁設於因定 元件77 ;當對導板71前端施力時，導板71向後移位； 當外力消失時，藉由彈簧76之彈力使導板向前移位；及 一前導執78，設於導板71左側緣，其末端設有傾斜部 32 ;及一擋板79，設於前導軌78後方；及一後導執81， 設於擋板7 9之後方，其頂部設有向前延伸部8 3其末端 設一傾斜部8 5;後導軌81與擋板7 9之間形成一 W部8 4。 導板71前端可進一步設一垂直部86，藉其彈性可於柚 屜受巨大外力時避免引導設備7 0受到破壞。 如圖1、8及9所示，導向設備9Q包括：一個導向 板91，其末段設一 L型定位板98並藉樞軸92可旋轉地 設於底板13上；其令段以回彈設備50之定位件52為 支點；其前端設有垂直部91a ;及一個正位板93，套設 於柩軸92, 一側抵靠L型定位板98，另一側可自由擺動； 及一個正位彈簧9 4，係一種扭轉彈簧（ torsional spring )，設於正位板93上方，其下端941設於正位 板93前方，其上端942設於L型定位板98頂部，可給 予正位板93壓力及彈力使其適時回歸水平及垂直位置； 及一個彈簧95，一端設於導向板之垂直部91a上，另一 端固設於左側之底板13上；及—個正位普|丨96，一端 設於導向板91中段處，另一端係自由端，端末設傾斜耳 部97。正位簧片96上設有彈簧99可對其施加預定壓力。 本實施例t，導向板91之位置低於勾扣元件4 3。 如圖1及5所示，當開啟柚屜時，（即彳丨導設偫70 1234121 之導板71與回彈設備50之彈簧54 (參見圖1 )未受力 時）’導板71受彈簧之力而向前延伸，且回彈設備之彈 簧54亦向前延伸。此時，正位板93前端在後導軌81 後方。 如圖6所示，當以手將抽屜壓至殼體底部時，導板71 及彈簧54受到壓力，導板71沿著前長形開口 72及後 長形開口 73向後移位；同時，前導執7 8末端之傾斜部 32滑入導向設備9〇之正位簧片96底部，使其慢慢升起； 在此同時，後導轨81之傾斜部85滑入正位板93底部， 使其慢慢升起並跨過凹部㈣而最後止於擋板79頂部。 由於導板71上方設有延伸部83，而延伸部83與擋板7 9 後緣之距離小於正位板93前緣之寬度，因此此時正位板 93不會掉入凹部84。同時，扣持設備4〇之勾扣元件觸 及定位柱39而使其凹部45滑入定位枉39、此時，定位 柱39在凹部45前緣處。 如圖7所示’當放手時，彈簧54略微向前展開’導 板71亦因受彈簧7 6之力而略微向前移位；此時，正位 板93則落入擋板79與導板81間凹部84㈧，而被擋板 79扣住。此時，定位柱39在凹部45後緣處。 如圖8〜9所示，當再對抽屜施力時，引導設備7〇 之擋板7 9向後退，而因擋板7 9扣持正位板93，因此矸 帶動導向設備90之導向板91以樞軸92岛軸心而夯擺 動。此時，正位簧片96向右移位而使其傾斜耳部絝 過前導軌78。同時，導向板91前端撥離扣持設備40之 勾扣元件4 3使其凹部4 5脫離定位性39，而逐漸開放。 1234121 如圖10所示，當施力逐漸消失時，W導設備70向 前移位，正位簧片9 6逐漸向右後方擺動至其傾斜耳部9 7 扣持於前導執78後沿前導執滑勤。由於正位簧片96之 傾斜耳部97扣持前導執78，使導向板91短暫保持推動 著勾扣元件43，而使勾扣元件4 3延緩歸位；當傾斜耳 部97離開前導執78時，勾扣元件4 3已離開定位柱39。 也就是說，勾扣元件43之凹部45確定離開定位柱39。 於此同時，正位板93藉正位彈簧94之力沿凹部84古 後方溜出直至與後導轨81脫離，而完成開啟動作。 本發明藉壓入抽屬而以扣持設備4 0之勾扣元件4 3 穩定地關閉抽屜；籍開啟鎖頭可使推動板30拉動勾扣元 泮43打開抽屜；或再壓一下抽屜，藉彳丨導設備7()帶動 導向設備9〇，而以導向板91撥離勾扣元件43而開啟抽 屜。 【圖式簡單說明】： 圖1係本發明之收銀櫃關閉時iL體圊，揭示去除殼 體頂部及惻邊之各元件相對位置。 圖2係本發明之收銀櫃打開時之立體圖，揭示去除 殼體侧邊及局部頂面及去除回彈設備之彈簧及局 部定位件後之各元件相對位置。 圖3係本發明扣持設備立體圖，揭示各元件相對位 置搔卜 圖4係本發明扣持設備頂視圖。 圖5係對應於圖2中a部份之放大视圖。 _ 6係相應於圖2中a部份内杣屜初壓八凡馮未故1234121 发明 Description of the invention: [Technical field to which the invention belongs]: The present invention relates to a cash register, in particular, the drawer can be closed by simply pushing eight, and the drawer can be closed by opening the lock or pressing it in again. The drawer opens and pops up automatically, no electricity is needed at all, and the lack of electricity is needed to improve the conventional drawer. uu [Prior art]: As shown in Figures 11-12, the conventional cash register includes:-a casing] c), which has rails U and pulleys 12 on the left and right sides; and a grapefruit drawer 20, on the left and right sides of the outside A track 21 and a pulley 22 are provided to be slidably arranged in the housing 10; a lock 24 is provided on the front face of the drawer for opening and closing operations; a connecting rod 26 is provided on the inner edge of the drawer 恻, and the connecting rod 26-end A lock chanter is connected, and the other end extends backward through the rear side of the drawer 20; and-the push plate 30 is provided on the rear side of the grapefruit drawer, and one end is provided with a chute 32 for the link to slide therein; A positioning groove 34 is provided, which can be slid on the positioning element% to avoid displacement. The end is provided with a vertical: the free end of the straight π series can be shifted left and right; and a bottom plate 38 is fixed to the bottom of the rear end of the housing, of which A section is provided with a positioning column 39; and a set of holding equipment 40 (see FIG. 4), which includes ten pivots 41, which are arranged in front of the rear side wall of the drawer; and a hook element, which can be placed purely The sister section; its rear section extends back to the rear side wall and its recess 45 can be fastened to the bottom = imitation post 39 to close the drawer; and a spring η 二The hook element 43 behind the rotating shaft 41, the other end is located at the __; and a rebound Lai 5Q 'which includes:-a button 52 on the base plate 38 and-a spring 54 on the positioning The front side of the piece 52; and a relay 1234121 0 ′ is provided on the base plate 38, and a push shaft 61 and a push rod 63 are provided thereon. When the power is turned on, the push shaft 61 drives the push rod 63 to extend forward and away Hold the hooking element 43 of the device 40 to complete the opening action; when the drawer 20 is pushed to the end, the recess 45 of the hooking element of the holding device 40 can hold the positioning column 39 and close the drawer 2 (); When the drawer is opened, the lock head 24 can be opened or controlled by a computer, so that the connecting rod 26 can drive the push plate 30 to actuate the relay 60, so that its push shaft drives the push rod 63 and the push plate 30 to push the hook member 43 to make the recess 4 5 is separated from the positioning column 39 of the bottom plate 38 and the drawer 20 is ejected by the spring 54 of the rebound device 5Q. This design is easy to operate and widely used by the business community, but it still has the following disadvantages: 1. It requires electricity. It cannot be used where there is no power supply equipment. 2 — Power loss is high because the cash register is always open and closed ^ Yes Here, the inventors are actively seeking ways to improve, and have finally created the present invention through countless improvements and experiments. [Summary]: The Θ of the present invention is providing a cash register with no electricity consumption. The drawer can be closed with the hook element of the device to close the drawer stably; the lock can be opened to enable the push plate to pull the hook element to open the drawer; [Embodiment]: As shown in Figures 1 to 4, the storage cabinet of the present invention includes: a casing] 0; and a drawer 20; and a push plate 30; and a buckle Holding device 40; and a rebound device 5Q; and a guiding device 70; and a guiding device 90. Among them, the housing 1Q (including the track 11, the pulley 12 and the bottom plate) 3), 1234121, the drawer 20 (including the track 21, the pulley 22, the lock 24, and the connecting rod 26), the holding device 40, and the rebound device 50 are all conventional They are the same, and their pictograms are also the same. Regarding the parts and components of the present invention and their mutual relations, it is described below: The left and right sides of the inside of the casing 10 are provided with a guideway 11 and a pulley 12. The left and right sides of the drawer 20 are provided with rails 21 and pulleys 22 so as to be slidably provided in the housing 10; a lock 24 is provided on the front side of the drawer for opening and closing operations; a connecting rod 2 6 is provided on the inner edge of the draw side. The joint 2 6 is provided with a lock 24 at one end, and the other end extending backward through the rear side of the grapefruit drawer 20-the push plate 30 is provided at the rear side of the drawer, and one end is provided with a chute 32 for the connecting rod 2 6 at It slides inside; the middle section is provided with a positioning groove 34, which can slide on the positioning element 36 to avoid displacement, and the free end of the end can be shifted left and right; and a bottom plate 13, fixed at the bottom of the rear end of the housing, Section is provided with a positioning column 39. The holding device 40 includes: a pivot 41 provided in front of the rear side wall of the grapefruit drawer: and a hook element 4 3, the middle section of which is swingably provided on the pivot 4 1; its final section extends backward through the rear side wall, and The recess 45 can be fastened to the positioning column 39 of the bottom plate 13 to close the draw-out function; and a spring 47, one end of which is provided with a hook element 43 behind the pivot 41, and the other end of which is provided at the rear wall of the grapefruit drawer. '' The rebound device 50 includes: a positioning member 52 provided on the bottom plate 13 and a spring 54 provided in front of the positioning member 52. The guide device 70 is slidably provided on the bottom plate 13 of the housing 10, including: A guide plate 71 provided with a front elongated opening 72 and a rear elongated opening 73 thereon; and a front positioning element 74 provided in the front elongated opening α 72 1234121; and a rear positioning element 75 provided in the rear Inside the elongated opening 73; and a spring 76, one end of which is fixed to the front positioning element 74 and the other end of which is set to the indetermining element 77; when a force is applied to the front end of the guide plate 71, the guide plate 71 shifts backward; when the external force disappears At the time, the guide plate is shifted forward by the elastic force of the spring 76; and a front guide 78 is provided on the left edge of the guide plate 71, and an inclined portion 32 is provided at the end thereof; and a baffle 79 is provided behind the front guide 78 And a rear guide 81 provided behind the baffle 7 9 with a forward extension 8 3 at the top and an inclined portion 8 5 at the end; a W portion is formed between the rear guide 81 and the baffle 7 9 8 4. A vertical portion 86 may be further provided at the front end of the guide plate 71, and the elasticity of the guide plate 71 can prevent the guide device 70 from being damaged when the grapefruit drawer is subjected to a large external force. As shown in FIGS. 1, 8 and 9, the guide device 9Q includes: a guide plate 91, an L-shaped positioning plate 98 is provided at the last section and rotatably provided on the bottom plate 13 by a pivot shaft 92; The positioning member 52 of the device 50 is a fulcrum; the front end is provided with a vertical portion 91a; and a positioning plate 93 is sleeved on the stern shaft 92, one side abuts the L-shaped positioning plate 98, and the other side can swing freely; and one The positive spring 94 is a torsional spring. It is located above the positive plate 93, its lower end 941 is located in front of the positive plate 93, and its upper end 942 is located on the top of the L-shaped positioning plate 98, which can give a positive position. The pressure and elastic force of the plate 93 make it return to the horizontal and vertical positions in a timely manner; and a spring 95, one end of which is set on the vertical portion 91a of the guide plate, and the other end of which is fixed on the left side bottom plate 13; and-a normal position | 丨 96 One end is provided at the middle of the guide plate 91, the other end is a free end, and an inclined ear portion 97 is provided at the end. A spring 99 is provided on the positive reed 96 to apply a predetermined pressure thereto. In this embodiment t, the position of the guide plate 91 is lower than the hook element 43. As shown in Figs. 1 and 5, when the grapefruit drawer is opened, (ie, the guide plate 71 of the guide 导 70 1234121 and the spring 54 of the rebound device 50 (see Fig. 1) are not stressed), the guide plate 71 receives The force of the spring extends forward, and the spring 54 of the rebound device also extends forward. At this time, the front end of the positioning plate 93 is behind the rear guide rail 81. As shown in FIG. 6, when the drawer is pressed to the bottom of the housing by hand, the guide plate 71 and the spring 54 are pressed, and the guide plate 71 is displaced backward along the front elongated opening 72 and the rear elongated opening 73; at the same time, the front guide The inclined portion 32 at the end of the slide 8 slides into the bottom of the positive reed 96 of the guide device 90 to slowly rise; at the same time, the inclined portion 85 of the rear guide 81 slides into the bottom of the positive plate 93 so that It slowly rises and crosses the recess ㈣ and finally stops at the top of the baffle 79. Since the extending portion 83 is provided above the guide plate 71, and the distance between the extending portion 83 and the rear edge of the baffle plate 7 9 is smaller than the width of the leading edge of the positioning plate 93, the positioning plate 93 will not fall into the recessed portion 84 at this time. At the same time, the hook element of the holding device 40 touches the positioning post 39 and slides its recess 45 into the positioning post 39. At this time, the positioning post 39 is at the leading edge of the recess 45. As shown in FIG. 7, when the hand is released, the spring 54 is slightly extended forward. The guide plate 71 is also slightly displaced due to the force of the spring 76. At this time, the positive plate 93 falls into the baffle 79 and the guide plate. The recesses 84㈧ between the plates 81 are fastened by the shutter 79. At this time, the positioning post 39 is at the rear edge of the recess 45. As shown in FIGS. 8 to 9, when the drawer is forced again, the baffle plate 79 of the guide device 70 is moved backward, and because the baffle plate 79 holds the positive plate 93, the guide plate of the guide device 90 is pushed by 91 oscillates with a pivot axis of 92 islands. At this time, the positive reed 96 is shifted to the right so that its inclined ears pass through the front rail 78. At the same time, the front end of the guide plate 91 is pulled away from the hook element 43 of the holding device 40 so that its recess 45 is released from the positioning 39 and gradually opened. 1234121 As shown in FIG. 10, when the force gradually disappears, the W guide device 70 shifts forward, and the positive reed 9 6 gradually swings to the right and rear to its inclined ear 9 7 is held by the front guide 78 Hold slippery. Because the inclined ear 97 of the positive reed 96 holds the front guide 78, the guide plate 91 keeps pushing the hook element 43 for a short time, so that the hook element 43 is delayed in return; when the inclined ear 97 leaves the front guide 78 At this time, the hook element 43 has left the positioning post 39. That is, the recessed portion 45 of the hook element 43 is determined to leave the positioning post 39. At the same time, the positioning plate 93 slides out along the rear of the recessed portion 84 by the force of the positioning spring 94 until it disengages from the rear guide rail 81 to complete the opening operation. According to the present invention, the drawer is used to hold the hooking element 4 3 of the device 40 to close the drawer steadily by pressing into the drawer; by opening the lock, the push plate 30 can be pulled by the hook element 43 to open the drawer; The guide device 7 () drives the guide device 90, and the guide plate 91 is moved away from the hook element 43 to open the drawer. [Brief description of the drawings]: Figure 1 is the iL body when the cash register of the present invention is closed, revealing the relative positions of the components except the top and the sides of the case. Fig. 2 is a perspective view of the cash register of the present invention when it is opened, revealing the relative positions of the components after removing the side edges and local top surfaces of the housing and removing the spring and local positioning members of the rebound device. Fig. 3 is a perspective view of the holding device of the present invention, revealing the relative positions of the components; Fig. 4 is a top view of the holding device of the present invention. FIG. 5 is an enlarged view corresponding to part a in FIG. 2. _ 6 series corresponds to the initial pressure of the inner drawer of part a in Figure 2
IU 1234121 手時之各元件相對位置圖。 圖7係相應於圖2中A部份内抽屜壓入後且手已放 時之各元件相對位置圖° 圖8係相應於圖2中A部份内抽屜再次壓入、手未 放時之各元件相對位置圖。 圖9係相應於圖8中B部份之放大視圖。 圖10係相應於圖2中A部份内之抽屜再次壓入且已 放手時各元件之相對位置圖。 圖11係習用收銀櫃關閉時立體圖，揭示去除殼體侧 邊及頂面後各元件之相對位置。 圖12係習用收銀櫃開啟時立體圖，揭示去除殼體側 邊及局部頂面及去除回彈設備之彈簧及部份定位 件後各元件之相對位置° 圖號說明： 10··. .........殼體 11…… ……執道 .........滑輪 13…… ......底板 20··· .........抽屜 2]-…… .......串九道 ”·.· .........滑輪 2 4…… ......鎖頭 9 6··· .........連桿 30…… ......推動板 32… .........滑槽 34…… ......定位槽 3 6… .........定位元件 37…… ......垂直部 38… .........底板 ， 39…… ......定位柱 4 0… .........扣持設備 41…… ……樞軸 4 3... .........勾扣元件 4 4…… 垂直部 4 5… .........凹部 4 7…… .……彈簧 1234121 50— ……回彈設備 • S ? ......定位件 5 4 — .....彈簧 60·…··· ......繼電器 61.…… .....推動軸 63 ......推桿 70 -.…引導設備 71—·· ......導板 72•…… .....前長形開口 73•…… 74·.…·· .…·前定位元件 7 5.…… .....後定位元件 7 6•…… .....彈簧 下.1— .....固定元件 78……· .....前導執 79一… .....擋板 81……· .....後導執 82—… 83……· …··延伸部 8 4……· .…·凹部 85……· .....傾斜部 86……- .....垂直部 90……· …導向設備 91* 導向扳 91a …· .....垂直部 92……· "…樞軸 93……. ..…J1位板 94……. ……t位彈簧 941…·, •.…下端 ’ 94 9…· .....上端 95……，‘ .....彈簧 9 6........ •…正位簧片 97 .....傾斜耳部 98……·, .....定位板 99_ .....彈簧IU 1234121 Relative position diagram of each component at the time of hand. Figure 7 corresponds to the relative position of the components when the drawer in part A of Figure 2 is pushed in and the hand has been placed. Figure 8 corresponds to the position when the drawer in Figure A is pushed in again and the hand has not been placed. The relative position of each component. FIG. 9 is an enlarged view corresponding to part B in FIG. 8. Fig. 10 is a diagram showing the relative positions of the components when the drawer in Fig. 2 is pushed in again and released. Figure 11 is a perspective view of a conventional cash register when it is closed, revealing the relative positions of the components after removing the sides and the top surface of the casing. Figure 12 is a perspective view of a conventional cash register when it is opened, revealing the relative positions of the components after removing the side and part of the top surface of the casing, and removing the spring and some positioning members of the rebound device ° Figure number description: 10 ... ...... Shell 11 ...... ...... Hold the way ............ Wheel 13 ...... ...... Bottom plate 20 ......... Drawer 2 ]-…… ....... Bunch of Nine Roads ··· ......... Pulley 2 4 …… ...... Lock 9 6 ·· ... .... Link 30 ... ... Pushing plate 32 ... ... Slot 34 ... ... Positioning slot 3 6 ... ... ... Positioning element 37 ......... Vertical part 38 ......... Bottom plate, 39 ......... Positioning post 4 0 ......... ..Holding device 41 ... ...... pivot 4 3 ... ... ... hook element 4 4 ... vertical part 4 5 ... ... recess 4 7 …… ....... Spring 1234121 50—… Rebound device • S? ...... Position 5 4 — ..... Spring 60 ····· ...... Relay 61 ... … ..... Push shaft 63… Push rod 70 -.... Guide device 71 — ·· ...... Guide plate 72 • …… ..... Front elongated opening 73 • ...... 74 ... 7 5 ....... ..... Rear positioning element 7 6 • …… ..... Under spring. 1— ..... Fixing element 78 …… · ..... .... Baffle 81 …… · ..... Rear guide 82—… 83 …… ·… ·· Extended part 8 4 ...... ···· Recessed part 85 …… · ..... Inclined part 86 …… -..... vertical section 90 …… ·… guide device 91 * guide plate 91a ……… ..vertical section 92 …… · "… pivot 93 …… ..... J1 position Plate 94 ……. …… t-position spring 941… ·, • .... lower end '94 9… · .... upper end 95 ……,' ..... spring 9 6 ........ •… Position reed 97… ..inclined ears 98 …… ·, ..... positioning plate 99_ ..... spring