TW466521B - Operation apparatus of circuit breaker for wiring - Google Patents

Operation apparatus of circuit breaker for wiring Download PDF

Info

Publication number
TW466521B
TW466521B TW086105264A TW86105264A TW466521B TW 466521 B TW466521 B TW 466521B TW 086105264 A TW086105264 A TW 086105264A TW 86105264 A TW86105264 A TW 86105264A TW 466521 B TW466521 B TW 466521B
Authority
TW
Taiwan
Prior art keywords
cover
auxiliary cover
circuit breaker
wiring
hole
Prior art date
Application number
TW086105264A
Other languages
Chinese (zh)
Inventor
Hidekazu Yonezu
Sumio Hanaoka
Yukinori Somekawa
Original Assignee
Toshiba Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Toshiba Corp filed Critical Toshiba Corp
Application granted granted Critical
Publication of TW466521B publication Critical patent/TW466521B/en

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H73/00Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism
    • H01H73/02Details
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/10Operating or release mechanisms
    • H01H71/66Power reset mechanisms
    • H01H71/70Power reset mechanisms actuated by electric motor

Landscapes

  • Breakers (AREA)
  • Switch Cases, Indication, And Locking (AREA)

Abstract

The present invention is related to an operation apparatus to operate an operation handle of a circuit breaker for wiring by manual operation and motor-driven operation. The subject of the present invention is to make it possible to truly switch a manual mode and a motor-driven mode in an operation apparatus to operate an operation handle of a circuit breaker for wiring by manual operation and motor-driven operation. The solving means is shown as follows. When a shaft 15 rotates, torque of the shaft 15 is transmitted to an operation handle 11a of a circuit breaker 11 through a slider 20 from a cam 18 such that the operation handle 11a can rotate between an ON position and an OFF position. In this constitution, when an operation hole 13b is blocked up by rotating the operating auxiliary cover 24, the status of a micro-switch 26 is switched, and motor-driven operation of the shaft 15 becomes possible since a control circuit for motor-driven operation is closed. In addition, when the operation hole 13b is opened by rotating the operating auxiliary cover 24, the status of a micro-switch 26 is switched, and, through the operation hole 13b, manual operation of the shaft becomes possible since the control circuit is opened.

Description

經濟部中央標準局月工消费合作社印t 6 65 2 1 A7 _ B7 五、發明説明(1 ) 〔發明所屬之技術領域〕 本發明係關於手動操作以及電動操作配線用斷路器之 操作手柄之操作裝置β 〔發明欲解決課題] 依據圖10以及圖11說明上述操作裝置之先前構成 «首先•於圖1 0,齒輪1 a被連結在軸1 ,電動機(未 圖示出)動作時,通過齒輪1 a ,旋轉力被傳達至軸1 , 軸1旋轉。又,凸輪2固定在軸1·滑塊3繫合在凸輪2 *軸1旋轉時,軸1之旋轉力通過凸輪2傳達至滑塊3, 滑塊3沿著導引桿3 a而滑動。而且,滑塊3與電路斷路 器4之操作手柄4 a繫合著,操作手柄4 a伴隨滑塊3之 滑動,在開位置以及關位置間轉動。 補助蓋6可以滑動地裝置在本體蓋5,滑動操作補助 蓋6以關閉本體蓋5操作孔5 a時,補助蓋6之操作部 6 a壓住開關7之引動器7 a。介經如此,開關7之狀態 改變,遠方操作電動機用之控制電路被關閉。又,滑動操 作補助蓋6以打開操作孔5 a時·補助蓋6離開引動器 7 a。介經如此,開關7之狀態改變,控制電路爲開路。 在上述構成之場合*值電動操作操作手柄4 a時,如 圖1 0所示者,伴隨滑動操作補助蓋6以關閉操作孔5 a ,使電動機之控制電路成爲閉路。又,值手動操作操作手 柄4 a時,如圖1 1所示者,滑動操作滑動蓋6以打開操 作孔5a 。而且,通過操作孔5a ,工具8嵌合於軸1 。 本 < 人A尺度適削’關家標準(CNS ) A4規格(210X297公釐) " -4 - ----^--,---装------ΐτ------β (請先閔讀背面之注意事項再镇寫本頁) · _ 4 經濟部中央標準局只工消费合作·社印狀 6 65 2 1 ' A7 B7 - 一---- 五、發明説明(2) 然而,在上述先前構成中’補助蓋6之滑動操作不夠 完善,特別是,進行由手動模式更換爲電動模式時,開關 7之狀態沒有改變,有無法進行電動操作之虞。同時,由 於有在本體蓋5確保使補助蓋6滑動用之空間之必要,裝 置有大型化之傾向β 本發明乃鑑於上述情事而完成者,其目的在提供:可 以確實進行手動模式以及電動模式之改變,而且,可以謀 求外形尺寸之小形化之配線用斷路器之操作裝置。 〔解決課題用之裝置〕 申請專利範圍第1項所載之配線用斷路器之操作裝置 ,其具有之特徵爲:具備包覆配線用斷路器之操作手柄之 本體蓋,以及收藏在此本體蓋內,使上述操作手柄移動之 移動機構|以及設置在上述本體蓋,由外部手動操作上述 移動機構用之操作孔,以及可以轉動地設置在上述本體蓋 以開閉上述操作孔之補助蓋,以及收藏在上述本體蓋,與 電動操作上述移動機構之電動機之控制電路電氣的連接之 開關*伴隨上述補助蓋打開上述操作孔,上述開關使上述 控制電路成爲開路1伴隨上述補助蓋關閉上述操作孔,上 述開關使上述控制電路成爲閉路。 依據上述裝置時·轉動操作補助蓋以開閉本體蓋之操 作孔時,開關之狀態改變I電動機之控制電路被開 '關。 因此,介經補助蓋操作孔之開閉確實進行之故•電動模式 以及手動模式之切換被確實化。而且,補助蓋之滑動用空 本.VH.'i過圯个囚囚家標聲-(〇阳)八4说格(210:<297公釐} — ~^ ; ί請先閏讀背面之注意事項再項寫本頁} 裝- 訂 線 46 65 2 1 A7 ______B7 五、發明説明(3 ) 間不須於本體蓋確保之必要,裝置可小形化。 依據申請專利範圍第2項所載之配線用斷路器之操作 裝置時,具有之特徵爲:在捕助蓋設置有把補助蓋保持在 打開狀態用之保持構件之插入用插入孔。 依據上述裝置時,轉動操作補助蓋以打開操作孔後, 於補助蓋之插入孔插入保持構件。如此一來,補助蓋被保 持在打開狀態之故,裝置可以手動操作,而且*被鎖定在 不能電動操作之狀態* 依據申請專利範圍第3所記載之配線用斷路器之操作 裝置時,其特徵爲:在補助蓋與本體蓋之一方,設置有伴 隨與另一方繫合而將補助蓋保持在關閉狀態之繫合部。 依據上述裝置時,轉動操作捕助蓋以關閉操作孔時, 補助蓋與本體蓋繫合。如此一來,補助蓋被保持在關閉狀 態之故,裝置不能手動操作,而且,被鎖定在不能電動操 作之狀態》 〔發明之實施形態〕 經濟部中央標率局只工消於合作杜印狀 (請先閲讀背面之注$項再场寫本頁) 以下,依據圖1至圖8說明本發明之第1實施例。首 先,於圖1 ,在相當於配線用斷路器之電路斷路器1 1, 通過安裝台1 2,本體蓋1 3被安裝著*在此本體蓋1 3 內設置機架1 4。而且•軸1 5可以旋轉地支持在此機架 1 4,在此軸1 5之中間部通過單向離合器1 6 ,齒輪 1 7被安裝著。 齒輪1 7連結於電動機(未圖示出)之旋轉軸(未圖 本<.v;k t ^ ( CNS ) ( 2!O X 297>i> t ) ' " : 4 6 65 2 1 A7 B7 經 濟 部 中 央 標 卒Printed by the Central Standards Bureau of the Ministry of Economic Affairs and Consumer Cooperatives t 6 65 2 1 A7 _ B7 V. Description of the invention (1) [Technical field to which the invention belongs] The present invention relates to the operation of the operation handle of a circuit breaker for manual operation and electric operation wiring Device β [Inventive problem to be solved] The previous configuration of the above-mentioned operating device will be described with reference to Figs. 1 a, the rotational force is transmitted to the shaft 1, and the shaft 1 rotates. In addition, the cam 2 is fixed to the shaft 1 and the slider 3 is coupled to the cam 2 * When the shaft 1 rotates, the rotational force of the shaft 1 is transmitted to the slider 3 through the cam 2 and the slider 3 slides along the guide rod 3 a. Further, the slider 3 is coupled to the operation handle 4a of the circuit breaker 4, and the operation handle 4a rotates between the open position and the closed position in accordance with the sliding of the slider 3. The auxiliary cover 6 can be slidably mounted on the main body cover 5. When the auxiliary cover 6 is slid to close the operation hole 5a of the main body cover 5, the operating portion 6a of the auxiliary cover 6 presses the actuator 7a of the switch 7. As a result, the state of the switch 7 is changed, and the control circuit for remotely operating the motor is turned off. When the auxiliary cover 6 is slid to open the operation hole 5a, the auxiliary cover 6 is separated from the actuator 7a. Through this, the state of the switch 7 is changed, and the control circuit is opened. In the case of the above configuration, when the electric operation handle 4a is operated, as shown in FIG. 10, the auxiliary hole 6 is slid to close the operation hole 5a, so that the control circuit of the motor is closed. When the handle 4a is manually operated, as shown in FIG. 11, the slide cover 6 is slid to open the operation hole 5a. Then, the tool 8 is fitted into the shaft 1 through the operation hole 5a. The < Human A Scale Appropriate Cut-off Standard (CNS) A4 Specification (210X297 mm) " -4----- ^-, --- installation ------ ΐτ ---- --β (Please read the notes on the reverse side before writing this page) · _ 4 The Central Standards Bureau of the Ministry of Economic Affairs and Consumer Cooperatives · Social Seal 6 65 2 1 'A7 B7-I ---- V. Invention Explanation (2) However, in the foregoing configuration, the sliding operation of the auxiliary cover 6 is not perfect. In particular, when the manual mode is changed to the electric mode, the state of the switch 7 is not changed, and electric operation may not be performed. At the same time, there is a need to secure a space for the auxiliary cover 6 to slide on the main body cover 5, and the device tends to become larger. The present invention has been completed in view of the above-mentioned circumstances, and its purpose is to provide: a manual mode and an electric mode can be reliably performed In addition, it is possible to reduce the size of the external circuit breaker operating device for wiring. [Apparatus for solving problems] The operating device of the circuit breaker for wiring contained in item 1 of the scope of the patent application has the characteristics of a body cover including an operation handle covering the circuit breaker for the wiring, and the body cover stored therein. Inside, a moving mechanism for moving the above-mentioned operating handle | and an operating hole provided on the above-mentioned body cover for manually operating the above-mentioned moving mechanism from the outside, an auxiliary cover rotatably provided on the above-mentioned body cover to open and close the above-mentioned operating hole, and storage On the body cover, a switch electrically connected to the control circuit of a motor that electrically operates the moving mechanism * opens the operation hole with the auxiliary cover, the switch makes the control circuit open 1 and closes the operation hole with the auxiliary cover. The switch closes the control circuit. According to the above device, when the operation auxiliary cover is turned to open and close the operation hole of the body cover, the state of the switch is changed. The control circuit of the motor is turned on and off. Therefore, the opening and closing of the operation hole via the auxiliary cover is indeed performed. • The switching between the electric mode and the manual mode is assured. In addition, the sliding cover of the subsidy cover is empty. VH.'i has a call from the prisoner's house-(〇 阳) 八四 格 (210: < 297 mm} — ~ ^; Please read the back first Please pay attention to this page and write this page again} Binding-Thread 46 65 2 1 A7 ______B7 V. The description of the invention (3) does not need to be ensured in the body cover, and the device can be miniaturized. According to item 2 in the scope of patent application The operating device of the circuit breaker for wiring has a feature that the trap cover is provided with an insertion hole for a holding member for holding the auxiliary cover in an opened state. When the above-mentioned device is used, the auxiliary cover is rotated to open the operation. After the hole, insert the holding member into the insertion hole of the auxiliary cover. In this way, the auxiliary cover is kept open, so the device can be manually operated, and * locked in a state where it cannot be operated electrically * According to the third patent scope The operating device of the circuit breaker for wiring described is characterized in that: one of the auxiliary cover and the main body cover is provided with a coupling portion that keeps the auxiliary cover in a closed state with the other side. Rotation operation When the auxiliary cover is used to close the operation hole, the auxiliary cover is engaged with the main body cover. As a result, the auxiliary cover is kept in a closed state, the device cannot be manually operated, and it is locked in a state that cannot be operated electrically "[Implementation of the invention Form] The Central Bureau of Standards of the Ministry of Economic Affairs has only disappeared in the form of cooperation (please read the note on the back and write this page). The first embodiment of the present invention will be described with reference to Figs. 1 to 8. First, As shown in FIG. 1, a circuit breaker 11 corresponding to a circuit breaker for wiring is attached to a main body cover 1 3 through a mounting base 12. A frame 14 is provided in the main body cover 1 3, and a shaft 1 5 It is rotatably supported on the frame 14 and a gear 17 is mounted on the middle portion of the shaft 15 through a one-way clutch 16 and the gear 17 is connected to a rotating shaft (not shown) of a motor (not shown). Book <.v; kt ^ (CNS) (2! OX 297 > i > t) '": 4 6 65 2 1 A7 B7 Central Ministry of Economic Affairs

X 消 合 作 社 印 五、 發明説明 4) 1 | 示 出 ) 0 此 電 動 機 可 介 經 控 制 電 路 ( 未 圖 示 出 ) 而 被 搖 控 1 操 作 者 > 電 動 機動 作 時 通 過 齒 輪 1 7 以 及 單 向 離 合 器 1 Ί 1 6 旋 轉 力 被 傳 至 軸 1 5 軸 1 5 旋 轉 0 而 且 在 軸 i 1 請 1 ί 1 5 之 前 端 部 固 定 具 有 凸 輪 滾 子 1 8 a 之 凸 輪 1 8 i 凸 輪 先 閱 I f 1 8 與 軸 1 5 之 一 體 的 旋 ±dr 轉 〇 又 電 動 機 如 後 述 者 使 讀 背 1 齒 之 1 輪 'rtlU 1 7 單 方 向 地 旋 轉 著 « S i A 如 圖 4 所 示 者 在 本 體 蓋 1 3 內 設 置 導 引 桿 1 9 事 項 再 1 1 1 9 在 這 些 導 引 桿 1 9 1 9 裝 置 滑 塊 2 0 0 此 滑塊 填 寫 本 1 裝 2 0 爲 具 有 矩 形 之 凸 輪 繫 合部 2 0 a 者 * 凸 輪 滾 子 1 8 a 頁 1 1 繫 合 在 凸 輪 繫 合 部 2 0 a 〇 因 此 伴 隨 電 動 機 之 動 作 凸 1 1 輪 1 8 旋 轉 時 凸 輪 TftQ 1 8 之 旋 轉 力 通 ίΙΗ. 過 凸 輪 滾 子 1 8 a 而 1 I 傳 達 至 滑 塊 2 0 如 fcr.l 圖 4 以 及 圖 5 所 示 者 滑 塊 2 0 沿 著 1 訂 ] 導 引 桿 1 9 1 9 而 在 箭 頭 A 以 及 反 箭 頭 A 方 向 滑 動 0 1 1 1 如 圖 4 所 示 者 在 滑 塊 2 0 形 成 手 柄 繫 合 部 2 0 b 0 1 1 而 且 電 路斷路 器 1 1 之 操作 手 柄 1 1 a 繫 合 在 此 手柄 繫 1 1 合部 2 0 b 滑 塊 2 0 滑 動 時 滑 塊 2 0 之 滑 動 力 傳 達 至 涑 1 操 作 手 柄 1 1 a 操 作 手 柄 1 1 a 在 開 位 置 以 及 關 位 置 間 1 轉 動 〇 又 圖 1 之 標 號 2 1 表 示 由 軸 1 5 單 向 離 合 器 Λ 『 1 1 6 齒 輪 1 7 凸 輪 1 8 導 引 桿 1 9 滑 塊 2 0 所 形 1 1 I 成 之 操 作 手 柄 1 1 a 之 移 動 機 構 Q 1 1 在 滑 塊 2 0 固 定 於 圖 2 以 虛 線 表 示 之 顯 示 板 2 2 〇 此 1 i 顯 示 板 2 2 爲 具 有 開 顯 示 部 2 2 a » 跳 開 ( t Γ i P ) 顯 1 1 示 2 2 b 關 顯 示 部 2 2 C 者 與 滑 方 塊 2 0 — 體 地 移 動 1 I 0 而 且 在 本 體 蓋 1 3 設 置 有 透 明 之 窗 部 1 3 a 顯 示 部 1 1 才乂V;!、从及過州ιΗ·3囚束標淨-(CMS > Λ4坭格Π丨0 乂 297公釐) 7 經濟部中央標準局負工消费合作杜印製 S 65 2 1 A7 B7 五、發明説明(5) 2 2 a〜2 2 c因應操作手柄1 1 a之轉動位置(滑塊 2 0之滑動位置)選擇性的在窗部1 3 a之下側移動。 在軸1 5之前端部形成六角形狀之嵌合孔1 5 a。而 且,如圖7所示者,在本體蓋13形成操作孔13b,通 過操作孔1 3 b ,L字狀之工具2 3嵌合在嵌合孔1 5 a ,轉劻操作工具2 3時’軸1 5旋轉’配線用斷路器1 1 之操作手柄1 1 a被手動操作者。 如圖3所示者,在本體蓋13內設置軸24a:補助 蓋2 4可以轉動地安裝在此軸2 4 a。而且,在此補助蓋 2 4形成相當於繫合部之L字狀之爪部2 4b,轉動操作 補助蓋24以關閉操作孔13b時*爪部24b被壓入操 作孔1 3b內,與本體蓋1 3之下面繫合。介經如此,補 助蓋2 4之轉動被束縛著,操作孔1 3 b被保持在關閉狀 態。 如圖1所示者,在本體蓋13內設置支持板25 ,當 閉形之微動開關2 6固定在此支持板2 5。此微動開關 2 6爲串聯連接在電動機之控制電路者,在沒有壓力作用 於引動器26 a之狀態,伴隨微動開關26之開(ON) 控制電路成爲閉路,電動機成爲可以搖控操作。又,有 壓力作用於引動器2 6 a時,伴隨微動開關2 6之關( OFF)•控制電路成爲開路,電動機成爲不能遙控操作 〇 在補助蓋2 4設置開關操作部2 4 c ,補助蓋2 5被 往箭頭B方向轉動時•如圖3所示者•本體蓋1 3之操作 適川中囚 1¾ 家橾準(CNS ) Α4 現格(2!0Χ297 公釐) ~ ~" : -8 - ----.--.----裝------tr------Vi (請先閲讀背面之注意事項再填寫本頁) 466521 經濟部中央標準局只Μ消f合作杜印裝 A7 B7 五、發明説明(6) 孔1 3 b被關閉時,開關操作部2 4 c由微動開關2 6之 引動器2 6 a離開*微動開關2 6被打開(ON)。又’ 補助蓋2 4被往反箭頭B方向轉動時,操作孔1 3 b被打 開,如圖7所示者,開關操作部2 4 c伴隨壓往引動器 26a ,使微動開關26關(OFF)。 在補助蓋24形成插入孔24d,如圖8所示者|在 把捕助蓋2 4往反箭頭B方向轉動操作以打開操作孔 13b之狀態(禁止電動機之遙控操作之狀態),於插入 孔2 4 d插入洋鎖2 7之桿2 7 a而上鎖時,洋鎖2 7之 桿2 7 a以及本體部2 7 b與本體蓋1 3之上面繫合,干 涉補助蓋2 4之往箭頭B方向之轉動之故,補助蓋2 4被 保持在打開操作孔1 3 b之狀態(壓往微動開關2*6之引 動器2 6 a之狀態)。又,洋鎖2 7係相當於保持構件者 〇 接著,就上述構成之作用說明之。如圖3所示者,將 補助蓋2 4往箭頭B方向轉動操作,使補助蓋2 4之爪部 2 4 b繫合於補助蓋1 3時,介經補助蓋2 4,操作孔 1 3 b被保持在關閉狀態,介經工具2 3之操作手柄 1 1 a之手動操作成爲不可能。與此同時,補助蓋24之 開關操作部2 4 c由微動開關2 6之引動器2 6 a離開, 微動開關2 6被保持在〇N狀態之故,操作手柄1 1 a之 電動操作成爲可能》 圖4以及圖5爲說明凸輪1 8以及滑動2 0之動作用 之圖,圖4表示操作手柄1 1 a位於ON位置之狀態,圖 本<'九&尺度過川屮囚囤家標準(CNS ) Λ4規格(210X297公势) " : ' -9 - I----;--*---^------------Μ (請先閱讀背面之注意事項再填寫本買) - 4 3 65 2 1 A7 ___B7_ 五、發明説明(7) 5表示操作手柄1 1 a位於OFF狀態》 例如,在圖4所示之狀態,電動機被遙控操作,凸輪 1 8與軸1 5 —體的往箭頭C方向轉動1 8 0°時,凸輪 滾子1 8 a將滑塊2 0往箭頭A方向推壓之故,如圖4所 示者,操作手柄1 1 a往ON位置轉動,電路斷路器1 1 被ON。如與此同時,於圖2 ,顯示板2 2與滑塊2 0 — 體的移動,顯示板2 2之ON顯示部2 2 a位於本體蓋 1 3之窗部1 3 a。 相對於此,如圖6所示者,把補助蓋2 5往反箭頭B 方向轉動操作,解除爪部2 4 b與本體蓋1 3之繫合時’ 操作孔1 3 b被打開,介經工具2 3之操作手柄1 1 a之 手動操作成爲可能。與此同時,補助蓋2 4之開關操作部 24c推壓微動開關26之引動器26a ,使微動開關 OFF。因此,控制電路變開路,操作手柄11a之電動 操作成爲不可能》 因此,如圖7所示者,通過本體蓋1 3之操作孔 13b,把工具23插入軸15之嵌合孔15a ’轉動操 作軸1 5時,以上述一連串之順序,滑塊2 0滑動’操作 手柄1 1 a往ON位置以及OFF位置轉動。 依據上述實施例時,轉動操作補助蓋2 4而開閉本體 蓋1 3之操作孔1 3 b時,微動開關2 6之狀態改變,電 動機之控制電路被ON,OF F。因此,和使補助蓋滑動 之先前者不同,介補助蓋2 4之操作孔1 3 b之開閉被確 實地進行之故,電動模式以及手動模式之切換被確實化3 本?’又汝尺..1適丨十出家標準(CNS )八4規格(2 Η) X 297公釐) ,n ' ----,--·---^------ΪΤ------^ (請先閲讀背面之注意事項再填寫本頁) 經濟部中央標準而負工消资合作.社印11 經濟部中央標莩局只工消托合作社印¾ d6 G521 A7 ---------___ 五、發明説明(8) 而且,沒有必要在本體蓋1 3設置捕助蓋2 4之滑動用空 間之故,裝置被小形化。 又,形成補助蓋24之插入孔24d。因此,轉動操 作補助蓋2 4以打開操作孔1 3 t)後,如圖8所示者,在 補助蓋2 4之插入孔24 d插入洋鎖2 7之桿2 7 a時, 補助蓋2 5被保持在開放狀態之故,可以手動操作裝置* 而且,被鎖定在不能電動操作之狀態* 又,在補助蓋24形成爪部24a·因此,轉動操作 補助蓋24以關閉操作孔13b時,如圖3所示者,補助 蓋2 4之爪部2 4 a繫合於本體蓋1 3 *補助蓋2 4被保 持在關閉狀態之故,不能手動操作裝置,而且,可以鎖定 在可以電動操作之狀態。 又•伴隨與滑塊2 0 —體地移動顯示部2 2,可以在 窗部1 3 a之下側選擇性的移勖顯示板2 2之顯示部 22a〜22c。因此,於外部可以報知電路斷路器11 之狀態》 又,於上述第1實施例中,雖使用伴隨引動器2 6 a 被壓住之而0 F F之常閉形之微動開關2 6 |但並不限定 於此,例如,也可以使用伴隨引動器2 6 a被壓住而ON 之常用形之微動開關2 6。此場合,如表示本發明之第2 實施例之圖9者|於操作孔1 3 b之關閉狀態,介經補助 蓋24引動器26a被壓住,於操作孔13b之打開狀態 ,使補助蓋24離開引動器26 a即可。 又,於上述第1以及第2實施例,做爲保持構件雖使 本认仏尺/iTk川中囚囚家標準(CNS ) Μ規格(:210/297公釐) ' : , I I · « If I (請先閲讀背面之注意事項再填寫本頁) 11 466521 經濟部中央標準局只工消资合作.社印製 A7 B7 五、發明説明(9) 用洋鎖2 7,但並不限定於此•例如也可使用銷。此構成 之場合*在補助蓋2 4之插入孔2 4 d插入銷時,銷與本 體蓋1 3之上面繫合,補肋蓋24被保持在打開狀態。 又,於上述第1以及第2實施例,雖在補助蓋2 4形 成爪部2 4 a |但並不限定於此,例如在本體蓋1 3之設 置爪部,伴隨使補助蓋2 4繫合於此爪部,將補助蓋2 4 保持在關閉狀態也可以。 又,於上述第1以及第2實施例,雖把本發明適用於 電路斷路器1 1之操作裝置*但並不限定於此•例如也可 以適用於漏電斷路器之操作裝置。 〔發明之效果〕 由以上之說明可以明白者,本發明之配線用斷路器之 操作裝置具有如下之效果。 依據申請專利範圍第1項所載之裝置時•伴隨補助蓋 之轉動操作,開閉本體蓋之操作孔。因此,操作孔之開閉 確實進行之故•電動模式以及手動模式之切換亦被確實化 "而且,沒有必要在本體蓋確保使補助蓋滑動用之空間之 故,裝置被小形化》 依據申請專利範圍第2項所載之裝置時’伴隨在補助 蓋之插入孔插入保持構件,把補助蓋保持在打開吠態。因 此,可以鎖定在可以手動操作裝置且不能電動操作之狀態 〇 依據申請專利範圍第3項所載之裝置時,伴隨使補助 --------^---餐------1T------^ (請先閲讀背面之注意事項再瑣寫本頁) - 經濟部中央標聿扃月工消费合作社印裝 A7 B7 五、發明説明(10) 蓋繫合於本體蓋,將補助蓋保持在關閉狀態因此,可以鎖 定在不能手動操作裝置且可以電動操作之狀態。 〔圖面之簡單說明〕 圖1爲表示本發明之第1實施例之圖(表示操作裝置 之內部構成之側面圓)。 圖2爲操作裝置之正視圖。 圖3爲將介經轉動蓋而操作孔被關閉之狀態放大表示 之側面圖。 圖4爲說明凸輪以及滑塊之動作用之上視圖。 圖5爲說明凸輪以及滑塊之動作用之上視圖· 圖6爲將介經旋轉蓋而操作孔被打開之狀態放大表示 之側面圖。 圖7爲將工具插入軸之狀態放大表示之側面圓。 圖8爲將洋鎖裝置於旋轉蓋之狀態放大表示之側面圖 〇 圖9表示本發明之第2實施例(將介經旋轉蓋而操作 孔被關閉狀態放大表示之側面圖)。 圖1 0爲表示先前例之圖1相當圖(表示操作孔被關 閉狀態圖)。 圖1 1表示操作孔打開狀態之圖1相當圖。 〔標號之說明〕X Consumer Cooperatives Co., Ltd. 5. Description of the Invention 4) 1 | Show) 0 This motor can be remotely controlled via a control circuit (not shown) 1 Operator > Gear 1 7 and one-way clutch 1 when the motor is operating Ί 1 6 The rotation force is transmitted to the shaft 1 5 The shaft 1 5 rotates 0 and the shaft i 1 please 1 ί 1 5 The front end is fixed with a cam roller 1 8 a with a cam 1 8 i The rotation of one body of the shaft 1 5 is ± dr, and the motor makes the reading back 1 tooth 1 wheel 'rtlU 1 7 as described later. «S i A is set in the body cover 1 3 as shown in Fig. 4 Guide rod 1 9 Matters 1 1 1 9 On these guide rods 1 9 1 9 Install slider 2 0 0 This slider is filled in 1 1 2 0 is a rectangular cam joint 2 0 a * cam roller Child 1 8 a Page 1 1 is engaged in the cam engaging portion 2 0 a 〇 Convex with the action of the motor 1 1 When the wheel 1 8 rotates, the rotational force of the cam TftQ 1 8 passes through ΙΙ. It passes through the cam rollers 1 8 a and 1 I is transmitted to the slider 2 0 as shown in Figure 4 and Figure 5 of fcr.l Slider 2 0 along 1] The guide rod 1 9 1 9 slides in the direction of arrow A and counter-arrow A 0 1 1 1 As shown in FIG. 4, the slider 2 0 forms a handle engaging portion 2 0 b 0 1 1 And the operating handle of the circuit breaker 1 1 1 a is attached to this handle system 1 1 joint 2 0 b slider 2 0 When sliding, the sliding force of the slider 2 0 is transmitted to 涑 1 operating handle 1 1 a operation The handle 1 1 a rotates between the open position and the closed position 1 and the number 2 in FIG. 1 indicates that the shaft 1 5 one-way clutch Λ 『1 1 6 gear 1 7 cam 1 8 guide rod 1 9 slider 2 0 Shape 1 1 I The operating mechanism 1 1 a The moving mechanism Q 1 1 The slider 2 0 is fixed to the display panel 2 2 shown in dotted lines in FIG. 2 〇This 1 i display board 2 2 has open display section 2 2 a »jump open (t Γ i P) display 1 1 display 2 2 b close display section 2 2 C and slide block 2 0 — move 1 I 0 physically The main body cover 1 3 is provided with a transparent window portion 1 3 a and a display portion 1 1 before the V;!, And the state and the state 3 3 3 prison beam standard-(CMS > Λ4 坭 格 Π 丨 0 乂 297 mm) 7 Duty printing S 65 2 1 A7 B7 produced by the Central Standards Bureau of the Ministry of Economic Affairs 5. Description of the invention (5) 2 2 a ~ 2 2 c Corresponding to the rotation position of the operating handle 1 1 a (sliding position of the slider 2 0 ) Selectively move below the window portion 1 a. A hexagonal fitting hole 15 a is formed at the front end of the shaft 15. Further, as shown in FIG. 7, an operation hole 13 b is formed in the main body cover 13, and an L-shaped tool 2 3 is fitted into the fitting hole 1 5 a through the operation hole 1 3 b, and the operation tool 2 3 is turned. The shaft 1 5 rotates the operation handle 1 1 a of the circuit breaker 1 1 for wiring by a manual operator. As shown in FIG. 3, a shaft 24a is provided in the main body cover 13: the auxiliary cover 24 is rotatably mounted on this shaft 24a. Here, the auxiliary cover 24 is formed into an L-shaped claw portion 2 4b corresponding to the engaging portion. When the auxiliary cover 24 is turned to close the operation hole 13b, the claw portion 24b is pressed into the operation hole 1 3b, and is connected to the main body. The underside of the cover 1 3 is engaged. Through this, the rotation of the auxiliary cover 24 is restrained, and the operation hole 1 3 b is kept in a closed state. As shown in FIG. 1, a support plate 25 is provided in the main body cover 13, and a closed micro switch 26 is fixed to the support plate 25. The micro-switch 26 is connected to the control circuit of the motor in series. When no pressure is applied to the actuator 26a, the control circuit becomes closed with the ON of the micro-switch 26, and the motor can be operated remotely. In addition, when pressure is applied to the actuator 2 6 a, the micro switch 2 6 is turned OFF and the control circuit is opened, and the motor cannot be operated remotely. A switch operation section 2 4 c is provided in the auxiliary cover 24 and the auxiliary cover is provided. 2 5 When turned in the direction of arrow B • As shown in Figure 3 • The operation of the body cover 1 3 is suitable for prisoners in Sichuan 1 ¾ Standard (CNS) Α4 (2! 0 × 297 mm) ~ ~ ": -8 -----.--.---- install ------ tr ------ Vi (Please read the precautions on the back before filling in this page) 466521 f Cooperation Du printed A7 B7 V. Description of the invention (6) When the hole 1 3 b is closed, the switch operation part 2 4 c is moved by the actuator 2 6 of the micro switch 2 6 a and the micro switch 2 6 is opened (ON) . When the auxiliary cover 24 is turned in the direction of the reverse arrow B, the operation hole 1 3 b is opened. As shown in FIG. 7, the switch operation section 2 4 c is pressed toward the actuator 26 a to close the micro switch 26 (OFF ). An insertion hole 24d is formed in the auxiliary cover 24, as shown in FIG. 8 | In a state where the assisting cover 24 is rotated in the direction of the counter arrow B to open the operation hole 13b (a state where remote control operation of the motor is prohibited), 2 4 d When the lever 2 7 a of the lock 2 7 is inserted and locked, the lever 2 7 a of the lock 2 7 and the main body portion 2 7 b are engaged with the upper surface of the main body cover 13 to interfere with the movement of the auxiliary cover 2 4 Due to the rotation in the direction of arrow B, the auxiliary cover 24 is kept in the state of opening the operation hole 1 3 b (the state of pressing the actuator 2 6 a to the micro switch 2 * 6). In addition, the foreign lock 27 is equivalent to a holding member. Next, the function of the above-mentioned structure will be described. As shown in FIG. 3, when the auxiliary cover 2 4 is rotated in the direction of arrow B, the claw portion 2 4 b of the auxiliary cover 2 4 is connected to the auxiliary cover 1 3 through the auxiliary cover 2 4 and the operation hole 1 3 b is kept closed, and manual operation via the operation handle 1 1 a of the tool 2 3 becomes impossible. At the same time, the switch operation part 2 4 c of the auxiliary cover 24 is removed by the actuator 2 6 a of the micro switch 26 and the micro switch 26 is kept in the ON state, so that the electric operation of the operation handle 1 1 a becomes possible 》 Figures 4 and 5 are diagrams for explaining the operations of the cam 18 and the slide 20, and FIG. 4 shows the state where the operation handle 1 1 a is in the ON position. The book < 'nine & Standard (CNS) Λ4 specification (210X297 public power) ": '-9-I ----;-* --- ^ ------------ Μ (Please read the (Please fill in this note before buying)-4 3 65 2 1 A7 ___B7_ V. Description of the invention (7) 5 indicates the operating handle 1 1 a is in the OFF state. For example, in the state shown in Figure 4, the motor is remotely operated, and the cam 1 8 and the shaft 1 5-When the body rotates 180 ° in the direction of arrow C, the cam roller 1 8 a pushes the slider 2 0 in the direction of arrow A. As shown in Figure 4, the operating handle 1 1 a Turn to the ON position, and the circuit breaker 1 1 is turned on. At the same time, as shown in FIG. 2, the display panel 22 and the slider 20 are moved, and the ON display part 2 2 a of the display panel 2 2 is located at the window part 13 a of the body cover 13. On the other hand, as shown in FIG. 6, when the auxiliary cover 25 is rotated in the direction of the counter arrow B to release the engagement of the claw portion 2 4 b and the main body cover 13, the operation hole 1 3 b is opened, and Manual operation of the operation handle 1 1 a of the tool 2 3 is possible. At the same time, the switch operating section 24c of the auxiliary cover 24 presses the actuator 26a of the microswitch 26 to turn the microswitch OFF. Therefore, the control circuit becomes open, and electric operation of the operation handle 11a becomes impossible. Therefore, as shown in FIG. 7, the tool 23 is inserted into the fitting hole 15a of the shaft 15 through the operation hole 13b of the body cover 13 to rotate the operation. When the axis 15 is in the above-mentioned sequence, the slider 20 slides the 'operation handle 1 1 a' to the ON position and the OFF position. According to the above embodiment, when the operation auxiliary cover 24 is rotated to open and close the operation hole 1 3 b of the main body cover 13, the state of the micro switch 26 is changed, and the control circuit of the motor is turned ON, OF F. Therefore, unlike the former which made the auxiliary cover slide, the opening and closing of the operation hole 1 3 b of the auxiliary cover 2 4 is performed reliably, and the switching between the electric mode and the manual mode is assured. .1 suitable 丨 ten standard (CNS) 8 4 specifications (2 mm) X 297 mm), n '----, --- --- ^ ------ ΪΤ ------ ^ (Please read the precautions on the back before filling out this page) Central Standards of the Ministry of Economic Affairs, which is responsible for labor and capital cooperation. Social seal 11 The Central Standards Bureau of the Ministry of Economic Affairs is only a consumer trust cooperative seal ¾ d6 G521 A7 ------ ---___ V. Description of the invention (8) Moreover, it is not necessary to provide a sliding space for the trap cover 24 in the main body cover 13 and the device is miniaturized. An insertion hole 24d of the auxiliary cover 24 is formed. Therefore, after turning the operation auxiliary cover 24 to open the operation hole 1 3 t), as shown in FIG. 8, when the insertion hole 24 d of the auxiliary cover 2 4 is inserted into the lever 2 7 a of the lock 2 7, the auxiliary cover 2 5 is kept in an open state, and the device can be operated manually * Furthermore, it is locked in a state where electric operation is not possible * Also, the claw portion 24a is formed in the auxiliary cover 24. Therefore, when the auxiliary opening 24 is turned to close the operation hole 13b, As shown in FIG. 3, the claws 2 4 a of the auxiliary cover 2 4 are connected to the main body cover 1 3. Because the auxiliary cover 2 4 is kept in a closed state, the device cannot be manually operated, and it can be locked for electric operation. Of the state. In addition, with the slider 20 moving the display section 22 physically, the display sections 22a to 22c of the display panel 22 can be selectively moved under the window section 13a. Therefore, the state of the circuit breaker 11 can be reported from the outside. Also, in the first embodiment described above, although the normally closed micro switch 2 6 with 0 FF is used while the actuator 2 6 a is being pressed, it is not This is limited to, for example, a micro switch 26 of a conventional shape that is turned on when the actuator 2 6 a is pressed may be used. In this case, as shown in FIG. 9 of the second embodiment of the present invention, in the closed state of the operation hole 1 3 b, the actuator 26a is pressed through the auxiliary cover 24, and the auxiliary cover is opened in the open state of the operation hole 13b. 24 can leave the actuator 26 a. Also, in the first and second embodiments described above, as the holding member, the original ruler / iTk Chuanchu prisoner's standard (CNS) M standard (: 210/297 mm) ':, II · «If I (Please read the notes on the back before filling out this page) 11 466521 The Central Standards Bureau of the Ministry of Economic Affairs only cooperates with the consumer and the capital. The company prints A7 B7 V. Description of the invention (9) Uses a lock 2 7 but it is not limited to this • For example, pins can also be used. In the case of this structure * When the pin is inserted into the insertion hole 2 4 d of the auxiliary cover 24, the pin is engaged with the upper surface of the main body cover 13 and the rib cover 24 is kept open. In addition, in the first and second embodiments described above, although the claw portion 2 4 a is formed in the auxiliary cover 24, it is not limited to this. For example, a claw portion is provided in the main body cover 13 and the auxiliary cover 2 4 It is also possible to keep the auxiliary cover 2 4 closed by engaging the claw portion. In addition, in the first and second embodiments, the present invention is applied to the operating device of the circuit breaker 11, but it is not limited to this. For example, the present invention can also be applied to the operating device of a leakage circuit breaker. [Effects of the Invention] As can be understood from the above description, the operating device of the wiring circuit breaker of the present invention has the following effects. According to the device contained in the scope of patent application item 1 • Open and close the operation hole of the body cover with the rotation operation of the auxiliary cover. Therefore, the opening and closing of the operation hole is indeed performed. • The switching between the electric mode and the manual mode is also confirmed. "Moreover, there is no need to ensure a space for the auxiliary cover to slide on the body cover, and the device is miniaturized." In the case of the device described in the second item, the holding member is inserted with the insertion hole of the auxiliary cover, and the auxiliary cover is kept in an open bark state. Therefore, it can be locked in a state where the device can be manually operated and cannot be operated electrically. According to the device contained in item 3 of the scope of the patent application, the subsidy is accompanied by the -------- ^ --- meal -1T ------ ^ (Please read the precautions on the back before writing this page)-Printed on the Central Standard of the Ministry of Economic Affairs, Yuegong Consumer Cooperative, printed A7 B7 V. Description of the invention (10) The cover is attached to the body The lid keeps the auxiliary lid closed, so it can be locked in a state where the device cannot be manually operated and can be operated electrically. [Brief Description of Drawings] Fig. 1 is a view showing a first embodiment of the present invention (a side circle showing the internal structure of the operating device). Figure 2 is a front view of the operating device. Fig. 3 is an enlarged side view showing a state in which an operation hole is closed through a rotation cover. Fig. 4 is a top view for explaining the operation of a cam and a slider. Fig. 5 is a top view for explaining the operation of the cam and the slider. Fig. 6 is an enlarged side view showing a state where the operation hole is opened through the rotary cover. Fig. 7 is an enlarged side circle of a state where a tool is inserted into a shaft. Fig. 8 is an enlarged side view showing the state of the lock device on the rotating cover. Fig. 9 shows a second embodiment of the present invention (enlarged side view showing the state where the operation hole is closed through the rotating cover). Fig. 10 is a diagram corresponding to Fig. 1 showing the previous example (a diagram showing a state where the operation hole is closed). FIG. 11 is a diagram corresponding to FIG. 1 showing an opened state of the operation hole. [Explanation of the number]

1 1 :電路斷路器(配線用斷路器)T (請先聞讀背面之注意事項再填寫本頁) I _ 4 6 65 2 1 A7 __B7 五、發明説明(n) 1 1 a :操作手柄, 1 3 :本體蓋, 1 3 b :操作孔, 2 1 :移動機構, 2 4 :補助蓋· 24a :爪部(繫合部), 2 4 d :插入孔, 26:開關(微動開關), 27:洋鎖(保持構件)。 ----:-----Ί------t------I * (請先閱讀背面之注意事項再填寫本買) 經濟部中央標準局β工消费合作社印取 本认心尺及遇川 >卜囚因家橾準(CNS } A4現格(2! Ο X 297公釐) ,, -141 1: Circuit breaker (wiring breaker) T (Please read the precautions on the back before filling out this page) I _ 4 6 65 2 1 A7 __B7 V. Description of the invention (n) 1 1 a: Operation handle, 1 3: Body cover, 1 3b: Operation hole, 2 1: Movement mechanism, 2 4: Auxiliary cover 24a: Claw (engagement), 2 4 d: Insertion hole, 26: Switch (micro switch), 27: Western lock (holding member). ----: ----- Ί ------ t ------ I * (Please read the notes on the back before filling in this purchase) Printed by the β Industrial Consumer Cooperative of the Central Standards Bureau of the Ministry of Economic Affairs Original Confidence and Yuchuan > Bu Jingyin's Family Standard (CNS} A4 now (2! 〇 X 297 mm), -14

Claims (1)

6 6 5 件:第86105264號專利申請案戠 中文申請專利範圍修正本 C8 D8 民國90年3月€6 6 5 pieces: Patent Application No. 86105264 修正 Chinese Patent Application Scope Amendment C8 D8 March 1990 經濟部智慧財產局員工消費合作社印製 六、申請專利範圍 1 . 一種配線用斷路器之操作裝置,其特徵爲:具備 包覆配線用斷路器之操作手柄之本體蓋,以及 收藏在此本體蓋內,使上述操作手柄移動之移動機構 ,以及 設置在上述本體蓋,由外部手動操作上述移動機構用 之操作孔,以及 可以轉動地設置在上述本體蓋以關閉上述操作孔之補 助蓋,以及 收藏在上述本體蓋,與電動操作上述移動機構之電動 機之控制電路電氣的連接之開關, 此開關伴隨上述捕助蓋用以打開上述操作孔來轉動, 使上述控制電路成爲開路,伴隨上述補助蓋用以關閉上述 操作孔來轉動,使上述控制電路成爲閉路β 2 .如申請專利範圍第1項所述之配線用斷路器之操 作裝置,其中在補助蓋設置有將該蓋保持於打開狀態用之 保持構件之插入用插入孔。 3.如申請專利範圍第1項所述之配線用斷路器之操 作裝置,其中在補助蓋以及本體蓋之一方,設置有伴隨與 另一方繫合而將補助蓋保持在關閉狀態之繫合部 本紙張尺度適用中國固家標準(CIs|S)A4規格(210 X 297公餐) ^^1 ^^1 ^^1 ^^1 ^^1 ^^1 ^^1 ^^1 ^^1 ^^1 ^^1 ^^1 I ^^1 ^^1 ^^1 ^^1 H Ε I »n tFF n I <請先M讀背面之注意事項再填寫本頁)Printed by the Employees' Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs 6. Scope of patent application 1. An operating device for a circuit breaker for wiring, which is characterized by a body cover with an operation handle covering the circuit breaker for wiring and a storage cover stored in the body Inside, a moving mechanism for moving the operation handle, and a cover provided on the body cover, an operation hole for manually operating the movement mechanism from the outside, an auxiliary cover rotatably provided on the body cover to close the operation hole, and a storage A switch for electrically connecting the main body cover with the control circuit of a motor that electrically operates the moving mechanism. This switch is used to open the operation hole to rotate with the trap cover, so that the control circuit is open, and is used with the auxiliary cover. The operation hole is closed to rotate, so that the control circuit becomes a closed circuit β 2. The operating device of the circuit breaker for wiring as described in the first item of the scope of patent application, wherein the auxiliary cover is provided with the cover for keeping the cover open. Insertion hole for holding member. 3. The operating device of the circuit breaker for wiring as described in item 1 of the scope of the patent application, wherein one of the auxiliary cover and the main body cover is provided with a coupling portion that keeps the auxiliary cover in a closed state with the other side This paper size applies to the Chinese standard (CIs | S) A4 (210 X 297 meals) ^^ 1 ^^ 1 ^^ 1 ^^ 1 ^^ 1 ^^ 1 ^^ 1 ^^ 1 ^ ^ 1 ^^ 1 ^^ 1 I ^^ 1 ^^ 1 ^^ 1 ^^ 1 H Ε I »n tFF n I < Please read the notes on the back before filling this page)
TW086105264A 1996-05-20 1997-04-23 Operation apparatus of circuit breaker for wiring TW466521B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8124443A JPH09306325A (en) 1996-05-20 1996-05-20 Operation device of circuit breaker for wiring

Publications (1)

Publication Number Publication Date
TW466521B true TW466521B (en) 2001-12-01

Family

ID=14885639

Family Applications (1)

Application Number Title Priority Date Filing Date
TW086105264A TW466521B (en) 1996-05-20 1997-04-23 Operation apparatus of circuit breaker for wiring

Country Status (3)

Country Link
JP (1) JPH09306325A (en)
KR (1) KR970076956A (en)
TW (1) TW466521B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008038435A (en) * 2006-08-04 2008-02-21 Matsushita Electric Ind Co Ltd Seating detecting switch
KR100905525B1 (en) * 2007-08-03 2009-07-01 주식회사 비엠일렉텍 Cam contactor for automatic tap converting in accordance with commercial voltage fluctuation and charger comprising the same
JP4769263B2 (en) * 2008-03-06 2011-09-07 パナソニック電工電路株式会社 Circuit breaker
CN103441043B (en) * 2013-08-26 2015-07-08 无锡凯绎科技有限公司 Locking device applied to electric operating mechanism of molded case circuit breaker

Also Published As

Publication number Publication date
KR970076956A (en) 1997-12-12
JPH09306325A (en) 1997-11-28

Similar Documents

Publication Publication Date Title
US7050712B2 (en) Waterproof case for portable device
JP3734753B2 (en) Thermal printer
JPH049912B2 (en)
JP2000132956A (en) Vehicle-mounted equipment
JPS58106074A (en) Door lock for automobile door
TW466521B (en) Operation apparatus of circuit breaker for wiring
TW451236B (en) Operating mechanism for a three-position switching device
JP3738490B2 (en) Switchgear
EP1213739A2 (en) Electrically operating apparatus for circuit breaker
JP2004329537A (en) Drum type washing machine
JP2004265843A (en) External operating handle apparatus of circuit breaker
JP3484849B2 (en) Switchgear
KR20050023679A (en) Device for locking covers of console boxes for vehicles
JPH11261252A (en) Interlock switch device
JP2006073564A (en) Motor operation mechanism of on-load tap changer
JPH0121298Y2 (en)
JP2502672B2 (en) Document or recording material holding device
JPH0522927Y2 (en)
JP3023044B2 (en) Camera shutter drive
JPS6323710Y2 (en)
JPH0224180A (en) Pressure fixing device of printer head
KR200239817Y1 (en) Opening and closing device of portable terminal
JP4480416B2 (en) Printer opening / closing mechanism
JPH08177291A (en) Cover lock mechanism
JPH08220820A (en) Power source switching device

Legal Events

Date Code Title Description
GD4A Issue of patent certificate for granted invention patent
MM4A Annulment or lapse of patent due to non-payment of fees