540079 A7 B7 五、發明説明（1) 發明所屬之技術頜城 (請先閱讀背面之注意事項再填寫本頁) 本發明係有關以自動斷路器、漏電斷路器等電路斷路 器爲對象，安裝於其斷路器殼體之側面，並連接內藏於斷 路器本體之輔助開關、警報開關等之附屬裝置的導線與外 部信號線之附屬端子座的安裝構造。 習知技術 首先，以前述之自動斷路器爲例，作爲本發明之實施 對象的電路斷路器、及連接其附屬裝置之導線的附屬端子 座之構造槪要顯示於第4圖、第5圖。於第4圖中，1係 爲組合了殼體2及蓋板3而成的樹脂成形品之斷路器殼體 ，4係爲與電源側端子爲一體成形之固定接觸子，5係爲 可動接觸子，6係爲開關機構，7係爲操作桿，8係爲過 載電流解扣裝置，9係爲負荷側端子，而於前述蓋板3上 ，使作爲內部附屬裝置（附加零件）之如後所述的附屬開 關並列於左右再收納的口袋形凹所3 a被劃成，再者，在 該凹所3 a之上面，安裝了作爲開關蓋之輔助蓋板1 0。 •經濟部智慧財產局員工涓費合作社印製 於此，斷路器殻體1之蓋板3，係從該中央凸部的上 面拉出操作桿7，且前述之凹所3 a係鄰接於中央凸部， 並被劃成於電源端子側之領域上。又’輔助蓋板1 〇 ’係 使其左右兩端鉸鰱結合於蓋板3之軸承部而呈外開式開關 蓋，其蓋部係如圖面所示一般’剖面爲L字形狀’並在緊 挨著蓋板3之凸部壁面的關閉位置’將其起立側之端面螺 釘鎖緊於蓋板3上。 -4 - 本紙張尺度適用中國國家標準（CNS ) A4規格（210X 297公釐） 540079 經濟部智慧財產局員工消費合作社印製 A7 _B7_五、發明説明（2) 又，於第5圖中，1 1係爲作爲附屬開關之輔助開關 (連動於斷路器之可動接觸子5上，並使主電路接點的 〇N、〇F F狀態成爲電子信號後取出），1 2係爲警報 開關（於斷路器之解扣動作時，取出動作信號至外部）， 1 3係爲開關1 1、1 2之導線，於將此等附屬開關安裝 於斷路器本體之情況下，在使前述輔助蓋板1 0開啓至第 4圖中之虛線位置的狀態下，如第5圖所示一般，並列輔 助開關1 1、警報開關1 2於左右後再***安裝於斷路器 殼體1之蓋板3上所劃成的凹所3 a中。又，各附屬開關 之導線1 3，雖然有從斷路器殼體1之側方拉出後再原封 不動地連接至外部信號線的情況，但是通常係爲準備了連 接導線1 3及外部信號線之附屬端子座（附加零件）1 4 ，將該附屬端子座1 4安裝於斷路器殻體之側面上再連接 外部信號線。 於此，習知係都以使用制動螺釘，將附屬端子座1 4 螺釘鎖緊於斷路器殼體1之側面上、或是將於附屬端子座 1 4之內面側上突出成形的鉤狀安裝座挾入在斷路器殻體 1之殻體2及蓋板3之間後而固定於安裝位置。 發明欲解決之課題 然而，於前述附屬端子座之習知的安裝構造中，針對 其安裝面會造成以下所述的問題。 換言之，附加零件也就是附屬開關、附屬端子座，係 在將電路斷路器安裝於分電盤等的狀態下，考量了使用者 本紙張尺度適用中.國國家標準（CNS ) A4規格（210X297公釐） -5-~ 裝 ^ 訂 線 (請先閱讀背面之注意事項再填寫本頁) 540079 A7 B7 五、發明説明（3) 要追加裝備的情況後，附屬端子座係以儘可能不會造成使 用者負擔地能夠簡單地安裝爲佳。關於該點，於習知的安 裝構造中，在將附屬端子座安裝於斷路器本體之情況下， 螺釘鎖緊、或是一旦拆卸了斷路器殼體的蓋板後，須要安 裝等之麻煩的工作。 本發明係爲有鑑於上述的問題點者，以提供螺釘制動 、或是拆卸斷路器之蓋板等麻煩的工作全部都不須要，只 要利用簡單的觸控操作就可以安裝於斷路器本體之殼體側 面地來改良安裝構造，圖得對使用者之便利性的提升之電 路斷路器的附屬端子座爲目的。 爲解決課之手段 爲了達成上述目的，根據本發明的話，針對安裝在由 殻體及蓋板所組成之斷路器殻體之側面上，並連接內藏於 斷路器本體之輔助開關、警報開關等附屬裝置及外部信號 線之附屬端子座，且前述蓋板係具備了收納附屬裝置之凹 所、及覆蓋於該凹所上面之輔助蓋板， 於斷路器殻體之蓋板側壁面上，形成前後一對之“燕尾槽 ”的同時，且附屬端子座之內側壁面上，形成對應前述“ 燕尾槽”之“燕尾榫”，使該“燕尾榫”由殼體上方嵌入 於前述“燕尾槽”後，而將附屬端子座安裝於斷路器殼體 之側面上（申請專利範圍第1項）。 再者，根據本發明的話，爲了不使附屬端子座從安裝 位置脫落般地卡止保持，增添於前述之構造上，對應於形 (請先閱讀背面之注意事項再填寫本頁)540079 A7 B7 V. Description of the invention (1) The technology to which the invention belongs (please read the precautions on the back before filling out this page) The invention relates to circuit breakers such as automatic circuit breakers and earth leakage circuit breakers. The installation structure of the side of the circuit breaker housing, which connects the wires of the auxiliary devices, such as auxiliary switches and alarm switches, which are built into the circuit breaker body, and the auxiliary terminal blocks of the external signal wires. Conventional technology First, taking the aforementioned automatic circuit breaker as an example, the structure of the circuit breaker as an object of implementation of the present invention and the auxiliary terminal block for connecting the wires of its auxiliary devices will be shown in FIG. 4 and FIG. 5. In FIG. 4, 1 is a circuit breaker case of a resin molded product in which the housing 2 and the cover plate 3 are combined, 4 is a fixed contact formed integrally with the power terminal, and 5 is a movable contact. 6 is the switch mechanism, 7 is the operating lever, 8 is the overload current trip device, 9 is the load-side terminal, and on the cover 3, the internal attachment (additional parts) is as follows The auxiliary switches are arranged in parallel to the pocket-shaped recesses 3 a which are accommodated in left and right, and an auxiliary cover 10 as a switch cover is installed on the recesses 3 a. • The staff of the Intellectual Property Bureau of the Ministry of Economic Affairs has printed it here. The cover 3 of the circuit breaker housing 1 is pulled out from the top of the central convex part 7 and the aforementioned recess 3 a is adjacent to the central part. The convex portion is divided into a region on the power terminal side. The “auxiliary cover plate 1 〇” is an open-type switch cover with its left and right ends hingedly coupled to the bearing portion of the cover plate 3, and its cover portion is generally “L-shaped in cross section” as shown in the figure. At the closed position next to the wall surface of the convex portion of the cover plate 3, the end face screw on the upright side thereof is fastened to the cover plate 3. -4-This paper size applies the Chinese National Standard (CNS) A4 specification (210X 297 mm) 540079 Printed by the Consumers ’Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs A7 _B7_ V. Description of the invention (2) Also, in Figure 5, 1 1 is an auxiliary switch as an auxiliary switch (linked to the movable contactor 5 of the circuit breaker, and the ON and 0FF states of the main circuit contacts are taken out as electronic signals), and 1 2 is an alarm switch (on When the circuit breaker is tripped, take out the operation signal to the outside), 1 3 are the wires of the switches 1 1 and 12. When these auxiliary switches are installed on the circuit breaker body, the auxiliary cover 1 In the state from 0 to the dotted line position in FIG. 4, as shown in FIG. 5, the auxiliary switches 1 1 and the alarm switch 1 2 are inserted into the cover 3 of the circuit breaker housing 1 after being left and right. The indentation 3a. In addition, although the lead wires 13 of each auxiliary switch may be pulled out from the side of the circuit breaker case 1 and then connected to the external signal wires intact, the connection wires 13 and the external signal wires are usually prepared. Attach the auxiliary terminal block (additional parts) 1 4, install the auxiliary terminal block 14 on the side of the circuit breaker housing, and then connect the external signal line. Here, the conventional system uses a brake screw to lock the auxiliary terminal block 1 4 on the side of the circuit breaker housing 1 or a hook shape protruding from the inner surface side of the auxiliary terminal block 1 4 The mounting seat is inserted between the case 2 and the cover plate 3 of the circuit breaker case 1 and is fixed at the installation position. Problems to be Solved by the Invention However, in the conventional mounting structure of the aforementioned accessory terminal block, the following problems are caused with respect to the mounting surface thereof. In other words, the additional parts, that is, the auxiliary switches and auxiliary terminal blocks, are in the state where the circuit breaker is installed on the power distribution board, etc., taking into account the user's application of this paper standard. National Standard (CNS) A4 Specification (210X297) ^) -5- ~ Assembly ^ Thread (please read the precautions on the back before filling out this page) 540079 A7 B7 V. Description of the invention (3) When additional equipment is required, the accessory terminal block will not cause as much damage as possible. It is preferable that the installation can be easily performed by the user. Regarding this point, in the conventional mounting structure, when the auxiliary terminal block is mounted on the circuit breaker body, the screws are locked, or once the cover of the circuit breaker housing is removed, installation and other troubles are required. jobs. The present invention is designed in view of the above problems, and all the troublesome work such as providing screw brakes or removing the cover plate of the circuit breaker is not required, and can be installed on the body of the circuit breaker body by simple touch operation. To improve the installation structure from the side, the purpose is to attach the terminal block of the circuit breaker to the convenience of the user. In order to achieve the above-mentioned object, according to the present invention, according to the present invention, an auxiliary switch, an alarm switch, and the like, which are installed on the side of a circuit breaker casing composed of a casing and a cover plate, and are connected to the circuit breaker body are connected. The auxiliary device and the auxiliary terminal base of the external signal line, and the aforementioned cover plate is provided with a recess for accommodating the auxiliary device and an auxiliary cover plate covering the recess, and is formed on the side wall surface of the cover plate of the circuit breaker housing. At the same time as the “dovetail groove” of the front and rear pair, the “dovetail” corresponding to the aforementioned “dovetail groove” is formed on the inner wall surface of the auxiliary terminal base, so that the “dovetail” is embedded in the aforementioned “dovetail groove” from above the housing Then, the auxiliary terminal block is installed on the side of the circuit breaker housing (the first patent application scope). Furthermore, according to the present invention, in order to prevent the auxiliary terminal block from being locked away from the installation position, it is added to the aforementioned structure and corresponds to the shape (please read the precautions on the back before filling this page)
T 經濟部智慧財產局員工消費合作社印製 本紙張尺度適用中國國家標準（CNS ) A4規格（210X297公釐） -6 - 540079 A7 B7 經濟部智慧財產局員工消費合作社印製 五、發明説明（4) 成在斷路器殻體之蓋板側面的導線拉出用之凹溝，並於附 屬端子座之內面側上設置防脫突起，在安裝附屬端子座於 斷路器殻體之狀態下，藉由輔助蓋板，使前述防脫突起從 上方押入後而保持在安裝位置（申請專利範圍第2項）。 於上述之構造中，在使連接附屬裝置（附屬開關、警 報開關等）及其導線與外部信號線之附屬端子座安裝於斷 路器本體的時候，事先將附屬裝置之導線連接於附屬端子 座之端子上，在開啓斷路器殼體之輔助蓋板的狀態下，附 屬裝置係由上方***於殼體蓋板上之凹所。又，附屬端子 座係使於其內面側突出之“燕尾榫”嵌入於形成於殼體蓋 板之側壁面上之“燕尾槽”。再者，藉由輔助蓋板回到關 閉位置，並螺釘鎖緊，使附屬裝置、及附屬端子座同時被 保持於各自的安裝位置。 發明之實施形態 以下，根據第1圖〜第3圖所示之實施例加以說明本 發明之實施形態。又，於以實施例之圖面中對應於第4圖 、第5圖之相同構件附加相同的符號而省略其說明。 換言之，於圖面實施例中，係針對斷路器殻體1 ，並 於其蓋板3之左右側壁面上，於前後兩個位置，形成呈上 下方向之剖面爲鳩尾狀之“燕尾槽” 3 b，再者，對照輔 助蓋板來配合位置，並於收納附屬裝置之凹所3 a之外側 上，使附屬裝置之導線1 3 (參照第5圖）拉出至殻體外 的呈上下方向之凹溝3 c被形成著。一方面，於安裝在斷 (請先閱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（210X 297公釐） -7- 540079 經濟部智慧財產局員工消費合作社印製 A7 __B7_五、發明説明（5) 路器殼體1之側面上的附屬端子座1 4之內壁面側上，使 各自對應於前述“燕尾槽” 3 b、及凹溝3 c的剖面爲鳩 尾狀之“燕尾榫” 1 4 a、及防脫突起1 4 b被形成著。 又，附屬端子座1 4係爲中空構造，貫穿開放於其內壁面 側上之開口部後，並使朝內部拉進之附屬裝置的導線連接 • 於螺釘端子1 4 c上。 關於以上的構造，在使如第5圖所示之輔助開關1 1 、警報開關1 2等附屬開關、及連接於該附屬開關之導線 1 3的附屬端子座1 4安裝於斷路器本體的時候，依照以 下所述之順序加以安裝。 首先，作爲準備工作，係將輔助開關1 1、警報開關 1 2之導線1 3連接於附屬端子座1 4之螺釘端子1 4 c 上。接著，打開斷路器殼體1之輔助蓋板1 〇，使輔助開 關1 1、警報開關1 2由上方***安裝於蓋板3之凹所 3 a內。 其次，使附屬端子座1 4如添增於斷路器殼體1之側 面般地，由上方將附屬端子座1 4之“燕尾榫” 1 4 a及 防脫突起1 4 b各自嵌入於形成於蓋板3之側面的“燕尾 槽” 3 b及凹溝3 c (參照第1圖）。藉此，如第3圖（ a )〜（c )所示，使附屬端子座1 4卡止安裝於斷路器 殼體1之側面上。再者，於最後，使輔助蓋板回到關閉位 置，當利用制動螺釘1 5鎖緊於殼體蓋板3時，輔助蓋板 1 0係重疊接合於前述防脫突起1 4 b的上方，而使附屬 端子座1 4無法脫落地押入於安裝位置。藉此，可以使輔 本紙張尺度適用中.國國家標準（CNS ) A4規格（210X 297公釐） -8 - ； 訂 線 (請先閱讀背面之注意事項再填寫本頁) 540079 經濟部智慧財產局員工消費合作社印製 A7 B7五、發明説明（6) 助開關1 1 、警報開關1 2、及附屬端子座1 4同時被保 持在各自的安裝位置。 又，於將附屬裝置及附屬端子座由斷路器本體拆除之 情況下，係利用與前述相反的順序即可拆下。 發明之效果 如上所述’根據本發明之構造的話，於斷路器殼體之 蓋板側壁面上，形成前後一對之“燕尾槽”的同時，且於 附屬端子座之內側壁面上，形成對應於前述“燕尾槽”之 “燕尾榫”，使該“燕尾榫”由殻體上方嵌入於前述“燕 尾槽”後而使附屬端子座安裝於斷路器殼體之側面上，再 者，於附屬端子座之內面側上，設置防脫突起，在安裝附 屬端子座於斷路器殼體的狀態下，藉由利用輔助蓋板，使 前述之防脫突起由上方被押入而保持於安裝位置， 如習知之安裝構造般地，使附屬端子座螺釘制動於斷 路器殼體之側面上、或是拆下斷路器殼體之蓋板後，再挾 持固定於與殼體之間等麻煩的操作全部都不須要，在使附 屬端子座之“燕尾榫”嵌入於斷路器殼體側之“燕尾槽” 的情形下，只要利用關閉輔助蓋板之簡單的安裝作業，就 可以將附屬端子座安裝於電路斷路器之本體側面上。 圖面簡單說明 第1圖係爲安裝根據本發明之實施例的附屬端子座於 電路斷路器之前的狀態之外觀立體圖。 本紙張尺度適用中國國家樣準（CNS ) A4規格（210X297公羡） -9 - ---------批本----Ί--1T------^ (請先閱讀背面之注意事項再填寫本頁) 540079 經濟部智慧財產局員工消費合作社印製 A7 B7______五、發明説明（1) 第2圖係顯示第1圖中之附屬端子座之構造圖’（ )〜（c )係各自顯示其側面圖、平面圖、及剖面圖。 第3圖係顯示安裝第2圖之附屬端子座於電路斷路器 之斷路器殼體之狀態圖面’（a )〜（c )係各自顯示部 份缺口之平面圖、側面圖、及部份缺口之剖面圖。 第4圖係顯示適用附屬端子座之電路斷路器之構造剖 面圖 第5圖係顯示與附屬裝置及附屬端子座一起展現之電 路斷路器之部份平面圖。 符號說明 1 斷路器殻體 2 殼體 3 蓋板 3 a 附屬裝置收納用之凹所 3 b 燕尾槽 10 輔助蓋板 11 輔助開關（附屬裝置） 12 警報開關（附屬裝置） 1 3 導線 14 附屬端子座 14a 燕尾榫 14b 防脫突起 14c 螺釘端子 裝 ； 訂 線 (請先閱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（210X297公釐） -10- 540079 A7 B7 五、發明説明（8) 輔助蓋板之制動螺釘 (請先閲讀背面之注意事項再填寫本頁) ： 訂 線T Printed by the Intellectual Property Bureau of the Ministry of Economy ’s Consumer Cooperatives This paper is printed in accordance with the Chinese National Standard (CNS) A4 (210X297 mm) -6-540079 A7 B7 Printed by the Employee ’s Consumer Cooperatives of the Intellectual Property Bureau of the Ministry of Economy ) A groove for drawing the wires on the side of the cover plate of the circuit breaker housing, and an anti-drop protrusion is provided on the inner side of the auxiliary terminal base. When the auxiliary terminal base is installed in the circuit breaker housing, With the auxiliary cover plate, the anti-dropout protrusion is pushed in from above and maintained in the installation position (No. 2 in the scope of patent application). In the above-mentioned structure, when the auxiliary terminal block connecting the auxiliary device (auxiliary switch, alarm switch, etc.) and its wire with the external signal line is installed on the circuit breaker body, the wire of the auxiliary device is connected to the auxiliary terminal block in advance. On the terminal, with the auxiliary cover plate of the circuit breaker case opened, the auxiliary device is inserted into the recess on the cover plate of the housing from above. In addition, the auxiliary terminal block has a "dovetail" protruding from the inner surface side thereof into a "dovetail groove" formed on the side wall surface of the case cover plate. Furthermore, by returning the auxiliary cover to the closed position and tightening the screws, the accessory device and the accessory terminal block are simultaneously held in their respective installation positions. Embodiments of the Invention Embodiments of the present invention will be described below with reference to the embodiments shown in Figs. 1 to 3. In addition, in the drawings of the embodiment, the same reference numerals are assigned to the same members corresponding to FIG. 4 and FIG. 5, and descriptions thereof are omitted. In other words, in the embodiment of the figure, the dovetail groove 3 is formed on the left and right side walls of the cover plate 3 at the front and rear positions of the circuit breaker housing 1 in a dovetail-shaped cross section. b. Furthermore, match the position with the auxiliary cover, and on the outer side of the recess 3 a that houses the accessory, pull the lead 13 (refer to Figure 5) of the accessory to the vertical direction outside the housing. A groove 3 c is formed. On the one hand, the installation of the paper (please read the precautions on the back before filling this page) This paper size applies the Chinese National Standard (CNS) A4 specification (210X 297 mm) -7- 540079 Employees ’Cooperatives, Intellectual Property Bureau, Ministry of Economic Affairs Print A7 __B7_ V. Description of the invention (5) On the inner wall surface side of the auxiliary terminal block 1 4 on the side of the circuit breaker housing 1 so as to correspond to the aforementioned "dovetail groove" 3 b and the groove 3 c A dovetail-shaped dovetail 1 4 a and a detachment-proof protrusion 1 4 b are formed. In addition, the auxiliary terminal block 14 has a hollow structure, passes through an opening portion that is open on the inner wall surface side, and connects the wires of the auxiliary device that is pulled inward to the screw terminal 14 c. Regarding the above structure, when auxiliary switches such as auxiliary switches 1 1 and alarm switches 12 as shown in FIG. 5 and auxiliary terminal blocks 14 connected to the wires 13 of the auxiliary switches are mounted on the circuit breaker body. , Install in the order described below. First, as preparation work, the wires 1 3 of the auxiliary switch 11 and the alarm switch 12 are connected to the screw terminals 1 4 c of the auxiliary terminal block 14. Next, open the auxiliary cover 10 of the circuit breaker case 1, so that the auxiliary switch 11 and the alarm switch 12 are inserted into the recess 3a of the cover 3 from above. Next, the auxiliary terminal block 14 is added to the side of the circuit breaker housing 1, and the dovetails 1 4 a and the anti-drop-off protrusions 1 4 b of the auxiliary terminal block 14 are embedded in the upper part. "Dovetail grooves" 3b and grooves 3c on the side of the cover plate 3 (see Fig. 1). Thereby, as shown in FIGS. 3 (a) to (c), the auxiliary terminal block 14 is locked and mounted on the side surface of the circuit breaker case 1. Furthermore, at the end, the auxiliary cover is returned to the closed position, and when the housing cover 3 is locked with the brake screw 15, the auxiliary cover 10 is overlapped and joined above the anti-off projection 1 4 b. In addition, the auxiliary terminal block 14 is pushed into the installation position without falling off. In this way, the paper size of the supplementary paper can be applied in China. National Standard (CNS) A4 (210X 297 mm) -8-; Thread (please read the precautions on the back before filling this page) 540079 Intellectual Property of the Ministry of Economic Affairs Printed by the Consumer Cooperative of the Bureau A7 B7 V. Description of the invention (6) The auxiliary switch 1 1, the alarm switch 1 2, and the auxiliary terminal block 1 4 are simultaneously maintained at their respective installation positions. When the accessory device and the accessory terminal block are removed from the circuit breaker body, they can be removed by using the reverse order. Advantageous Effects of the Invention As described above, according to the structure of the present invention, a pair of front and rear "dovetail grooves" are formed on the side wall surface of the cover plate of the circuit breaker housing, and correspondingly formed on the inner side wall surface of the auxiliary terminal block. At the "Dovetail" of the aforementioned "Dovetail Slot", the "Dovetail" is inserted into the "Dovetail Slot" from above the housing, and the auxiliary terminal block is installed on the side of the circuit breaker housing. On the inner side of the terminal block, a detachment preventing protrusion is provided. When the auxiliary terminal block is installed in the circuit breaker housing, the aforementioned detachable preventing protrusion is pushed in from above to maintain the installation position by using an auxiliary cover. As in the conventional installation structure, the auxiliary terminal block screws are braked on the side of the circuit breaker housing, or the cover of the circuit breaker housing is removed, and then it is held and fixed between the casing and other troublesome operations. It is not necessary, in the case that the "dovetail" of the auxiliary terminal base is embedded in the "dovetail groove" on the side of the circuit breaker casing, as long as the simple installation operation of closing the auxiliary cover is used, the auxiliary Child seat mounted on the main body side of the circuit breaker. Brief Description of the Drawings Fig. 1 is an external perspective view of a state before an auxiliary terminal block according to an embodiment of the present invention is installed before a circuit breaker. This paper size is applicable to China National Sample Standard (CNS) A4 (210X297). -9---------- Approval ---- 本 --1T ------ ^ (please first Read the notes on the back and fill in this page) 540079 Printed by A7 B7______ of the Consumer Cooperatives of the Intellectual Property Bureau of the Ministry of Economic Affairs 5. Description of the invention (1) Figure 2 shows the structure of the auxiliary terminal block in Figure 1 '() ~ (C) are side views, plan views, and cross-sectional views, respectively. Fig. 3 is a plan view showing the state where the auxiliary terminal seat of Fig. 2 is installed in the circuit breaker case of the circuit breaker. (A) ~ (c) are plan views, side views, and partial cutouts each showing a partial cutout. Section view. Fig. 4 is a sectional view showing the structure of a circuit breaker suitable for an auxiliary terminal block. Fig. 5 is a plan view showing a part of the circuit breaker shown with the auxiliary device and the auxiliary terminal block. DESCRIPTION OF SYMBOLS 1 Circuit breaker housing 2 Housing 3 Cover 3 a A recess for accommodating an accessory 3 b Dovetail slot 10 Auxiliary cover 11 Auxiliary switch (accessory) 12 Alarm switch (accessory) 1 3 Lead 14 Auxiliary terminal Seat 14a Dovetail 14b Anti-off protrusion 14c Screw terminal mounting; Threading (please read the precautions on the back before filling this page) This paper size applies to China National Standard (CNS) A4 (210X297 mm) -10- 540079 A7 B7 V. Description of the invention (8) Braking screw of auxiliary cover (please read the precautions on the back before filling this page): Thread
經濟部智慧財產局員工消費合作社印製 本紙張尺度適用中國國家標準（CNS ) A4規格（21〇X29*7公釐） -11 -Printed by the Consumer Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs This paper is sized to the Chinese National Standard (CNS) A4 (21 × 29 * 7 mm) -11-