JPH069416Y2 - Operation device for railway switch - Google Patents
Operation device for railway switchInfo
- Publication number
- JPH069416Y2 JPH069416Y2 JP1987123480U JP12348087U JPH069416Y2 JP H069416 Y2 JPH069416 Y2 JP H069416Y2 JP 1987123480 U JP1987123480 U JP 1987123480U JP 12348087 U JP12348087 U JP 12348087U JP H069416 Y2 JPH069416 Y2 JP H069416Y2
- Authority
- JP
- Japan
- Prior art keywords
- cylinder
- insulating
- movable electrode
- operating rod
- pin
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Lifetime
Links
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- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Description
【考案の詳細な説明】 考案の目的 （産業上の利用分野） この考案は、主として架空電線路に設置する線路用開閉
器の操作装置に関するものである。DETAILED DESCRIPTION OF THE INVENTION Object of the Invention (Industrial field of application) The present invention mainly relates to an operating device of a line switch installed on an overhead electric line.
（従来の技術及び考案が解決しようとする問題点） 一般に、線路用開閉器には操作機構が固定的に設けられ
ているので占有空間が大きく、従って、施設物が混雑す
る架空電線路などでは柱上が狭くなり、線路の点検や保
修における作業性や安全性の問題があった。(Problems to be solved by conventional techniques and devices) Generally, since a switch for a line has a fixed operation mechanism, it occupies a large space, and therefore, in an overhead power line where facilities are congested. There was a problem in workability and safety in the inspection and maintenance of the track due to the narrow pillar.
この考案は、主として架空電線路に設置する線路用開閉
器の占有空間を縮小するための開閉器との着脱や取扱が
簡便で、かつ、安全な線路用開閉器の操作装置を提供す
ることを目的とする。This invention mainly provides a safe operation device for a line switch, which is easy to attach / detach to / from the switch to reduce the occupied space of the line switch installed on the overhead electric line, and which is safe. To aim.
考案の構成 （問題点を解決するための手段） 前記の目的を達成するためにこの考案では、シリンダ内
に配設した往復動可能な操作杆をばねの付勢下において
ロック部材に係止するとともに、操作杆には、線路開閉
器の絶縁ハウジングから突出させた可動電極の絶縁係止
端へ係合する連結ピンを設け、さらにシリンダには、絶
縁ハウジングの電極突出端に設けた係止溝に帯状突起を
係合することにより当該箇所を略馬蹄形に包囲可能に形
成した取付部を設けて、前記ロック部材の解放により可
動電極をシリンダ内へ引き込むようにしたものである。Configuration of the Invention (Means for Solving the Problems) In order to achieve the above-mentioned object, in this invention, a reciprocating operation rod arranged in a cylinder is locked to a lock member under the bias of a spring. At the same time, the operating rod is provided with a connecting pin that engages with the insulating locking end of the movable electrode projected from the insulating housing of the line switch, and the cylinder is further provided with a locking groove provided at the electrode protruding end of the insulating housing. By attaching a band-shaped projection to the above, a mounting portion formed so as to be able to surround the relevant portion in a substantially horseshoe shape is provided, and the movable electrode is drawn into the cylinder by releasing the lock member.
（作用） シリンダ内に、ばねの付勢力をロック部材によって係止
するようにして操作杆を配設し、操作杆の連結ピンによ
って線路開閉器の絶縁ハウジングから突出させた可動電
極の絶縁係止端へ係合し、かつ、シリンダの取付部によ
って電極の突出箇所を馬蹄形状に包囲するようにして絶
縁ハウジングに係合するので、ロック部材の解放ととも
に可動電極がシリンダ内に引き込まれ、動作部材が外部
に露出することなく線路開閉器を操作できる。(Operation) In the cylinder, the operating rod is arranged so that the biasing force of the spring is locked by the lock member, and the insulating pin of the movable electrode is projected from the insulating housing of the line switch by the connecting pin of the operating rod. Since the engaging portion engages with the end and also engages with the insulating housing by surrounding the protruding portion of the electrode in a horseshoe shape by the mounting portion of the cylinder, the movable electrode is pulled into the cylinder when the locking member is released. You can operate the track switch without being exposed to the outside.
（実施例） 以下、この考案の実施例を図面に基づいて詳細に説明す
る。(Embodiment) Hereinafter, an embodiment of the present invention will be described in detail with reference to the drawings.
第１図〜第３図及び第６図により第一実施例を述べる。A first embodiment will be described with reference to FIGS. 1 to 3 and 6.
この考案を適用する線路用開閉器は、例えば、第８図に
示すように絶縁筒３２と該絶縁筒３２を両端で支持する
絶縁基台３３とをもってなる絶縁ハウジング３１を備
え、該絶縁ハウジング３１には前記絶縁基台３３にそれ
ぞれ取付けた一対の固定電極３４，３５，絶縁筒３２に
取付けた消孤筒３６及び前記両固定電極３４，３５間を
移動距離Ｌ間で直線的に往復して電路を開閉する棒状の
可動電極３７が設けられている。A switch for a line to which the present invention is applied includes, for example, an insulating housing 31 having an insulating cylinder 32 and an insulating base 33 that supports the insulating cylinder 32 at both ends, as shown in FIG. Is linearly reciprocated between the pair of fixed electrodes 34 and 35 attached to the insulating base 33, the extinguishing tube 36 attached to the insulating tube 32, and the fixed electrodes 34 and 35 at a moving distance L. A rod-shaped movable electrode 37 that opens and closes the electric path is provided.
又、絶縁基台３３の一側には係止溝３９ａを設けた絶縁
支持台３９が形成され、該絶縁支持台３９の端部から前
記可動電極３７に取付けた絶縁係止端３８を突出させて
いる。An insulating support base 39 having a locking groove 39a is formed on one side of the insulating base 33, and an insulating locking end 38 attached to the movable electrode 37 is projected from an end of the insulating support base 39. ing.
さらに、前記絶縁支持台３９には可動電極３７を開路あ
るいは閉路位置に係止するロック部材４０が設けられ
る。Further, the insulating support 39 is provided with a lock member 40 for locking the movable electrode 37 in the open or closed position.
第１図に示すように、シリンダ１は一端を前記絶縁支持
台３９に支承させて、前記可動電極３７の絶縁係止端３
８の突出箇所を上方から馬蹄形状に包囲可能に形成した
略Ｕ字形の取付部２に固設され、該取付部２には前記係
止溝３９ａに係合する係止手段としての略Ｕ字状の帯状
突起２ａが形成されている。As shown in FIG. 1, one end of the cylinder 1 is supported by the insulating support base 39, and the insulating locking end 3 of the movable electrode 37 is supported.
The protruding portion 8 is fixed to a substantially U-shaped mounting portion 2 formed so as to be surrounded from above by a horseshoe shape, and the mounting portion 2 is substantially U-shaped as a locking means for engaging with the locking groove 39a. Band-shaped projections 2a are formed.
前記シリンダ１内には操作杆３が往復直線運動可能に遊
嵌され、該操作杆３には前記可動電極３７の絶縁係止端
３８に設けた連結孔３８ａに係合させる連結手段として
の連結ピン３ａが植設されている。従って、操作装置を
上方より載置すれば前記取付部２と操作杆３とがそれぞ
れ線路用開閉器の絶縁支持台３９と可動電極３７の絶縁
係止端３８とに支承，係合され、線路用開閉器を操作で
きる。前記ロック部材４０は絶縁支持台３９に設けた筒
体４１，該筒体４１内に圧縮ばね４２で没入方向へ付勢
したロックピン４３及び前記圧縮ばね４２に抗してロッ
クピン４３を引き外すための引き輪４４とよりなり、線
路用開閉器が閉路状態にあってはロックピン４３が前記
絶縁係止端３８の連結孔３８ａ内に嵌入して可動電極３
７をロックしている。An operating rod 3 is loosely fitted in the cylinder 1 so as to be capable of reciprocating linear movement, and the operating rod 3 is connected as a connecting means for engaging with a connecting hole 38a provided in an insulating locking end 38 of the movable electrode 37. The pin 3a is planted. Therefore, when the operating device is placed from above, the mounting portion 2 and the operating rod 3 are supported and engaged with the insulating support base 39 of the line switch and the insulating locking end 38 of the movable electrode 37, respectively. You can operate the switch. The lock member 40 is provided with a cylindrical body 41 provided on the insulating support 39, a lock pin 43 biased in the cylindrical body 41 by a compression spring 42 in the retracting direction, and the lock pin 43 is pulled out against the compression spring 42. And the lock pin 43 is fitted into the connecting hole 38a of the insulating locking end 38 when the switch for line is closed, and the movable electrode 3
7 is locked.
前記ロックピン４３には中間部にピン孔４３ａが設けら
れ、ロックピン４３は筒体４１の外部でピン孔４３ａに
止めピン４５を挿入係止することにより引き出し状態に
保持される。The lock pin 43 is provided with a pin hole 43a at an intermediate portion thereof, and the lock pin 43 is held in a pulled-out state by inserting and locking a stop pin 45 into the pin hole 43a outside the cylindrical body 41.
なお、前記可動電極３７には連結孔３８ａの位置より開
路後の移動距離Ｌだけ離れた位置に前記ロックピン４３
が係合する開路用ロック孔（図示せず）が設けられてい
る。It should be noted that the lock pin 43 is provided at a position separated from the position of the connection hole 38a in the movable electrode 37 by a movement distance L after the opening.
Is provided with a lock hole (not shown) for opening.
第１図に示すように、前記操作杆３は背面に凹部３ｂａ
が形成されてピン４が植設されている。前記シリンダは
一方が蓋６をもって閉塞され該蓋６にはピン７が螺着さ
れており、該ピン７と前記ピン４との間にはばね５が緊
張状態で張設されている。As shown in FIG. 1, the operating rod 3 has a concave portion 3ba on the back surface.
Are formed and the pins 4 are planted. One of the cylinders is closed by a lid 6, and a pin 7 is screwed to the lid 6, and a spring 5 is tensioned between the pin 7 and the pin 4.
又、前記操作杆３の一側には係止穴３ｃが設けられ、該
停止穴３ｃにはシリンダ１に設けた前記と同様の筒体４
１内を上下動するロック部材４０のロックピン４３を係
合することにより、前記操作杆３が前記ばね５による付
勢下にロックされる。Further, a locking hole 3c is provided on one side of the operating rod 3, and the stop hole 3c has the same cylindrical body 4 as that provided in the cylinder 1 as described above.
By engaging the lock pin 43 of the lock member 40 which moves up and down in the inside 1, the operating rod 3 is locked under the bias of the spring 5.
又、シリンダ１の一端には圧力供給口としての圧力注入
口８が設けられている。前記操作杆３の周面にはシリン
ダ１の内壁を摺動する金属パッキン９が配設されてい
る。前記において、操作装置は取付部２がそれぞれ可動
電極３７の絶縁係止端３８と絶縁ハウジング３１の絶縁
支持台３９とに係合，支承して可動電極３７及び先端の
絶縁係止端３８の突出箇所を上方から包囲するので活線
作業においても感電や作業者が可動部分に接触する危険
はないが、特にシリンダ１，取付部２，操作杆３及びロ
ック部材４０の筒体４１やロックピン４３などの主要部
材はＦＲＰ（ガラス繊維強化プラスチック）などの強化
絶縁材料をもって構成すれば、軽量化とともに取扱いの
軽便性，安全性が向上する。A pressure injection port 8 as a pressure supply port is provided at one end of the cylinder 1. A metal packing 9 that slides on the inner wall of the cylinder 1 is arranged on the peripheral surface of the operating rod 3. In the above, in the operating device, the mounting portion 2 is engaged and supported by the insulating locking end 38 of the movable electrode 37 and the insulating support base 39 of the insulating housing 31, respectively, and the movable electrode 37 and the insulating locking end 38 at the tip end are projected. Since the area is surrounded from above, there is no risk of electric shock or contact with the moving part by the worker even in hot-line work, but in particular, the cylinder 1, the mounting portion 2, the operating rod 3, and the cylinder 41 of the lock member 40 and the lock pin 43. If the main members such as are made of a reinforced insulating material such as FRP (glass fiber reinforced plastic), the weight is reduced and the handling and safety are improved.
上記のように構成した操作装置は、線路用開閉器の開路
に際して、まず、絶縁支持台３９のロック部材４０のロ
ックピン４３を可動電極３７の絶縁係止端３８より引き
外してロックを解除した上、取付部２を前記絶縁支持台
３９に支承して係止溝３９ａに帯状突起２ａを係合させ
るとともに、前記絶縁係止端３８の連結孔３８ａに操作
杆３の連結ピン３ａを係合させる。In the operation device configured as described above, when the line switch is opened, first, the lock pin 43 of the lock member 40 of the insulating support 39 is pulled out from the insulating locking end 38 of the movable electrode 37 to release the lock. The mounting portion 2 is supported on the insulating support base 39 so that the belt-shaped projection 2a is engaged with the engaging groove 39a, and the connecting pin 3a of the operating rod 3 is engaged with the connecting hole 38a of the insulating engaging end 38. Let
続いてシリンダ１のロック部材４０のロックピン４３を
操作杆３より引き外してロックを解除すれば、該操作杆
３に係止した前記ばね５の緊張力が解放されて操作杆３
が弾発的にシリンダ１内を第１図において右方へ駆動さ
れ、該操作杆３に連結した可動電極３７が移動距離Ｌだ
け引き出されてシリンダ１内に引き込まれるとともに、
両固定電極３４，３５間が開路する。その後、可動電極
３７の前記開路用ロック孔に前記ロックピン４３を係合
させれば、線路用開閉器が開路状態にロックされる。Subsequently, when the lock pin 43 of the lock member 40 of the cylinder 1 is pulled out from the operating rod 3 to release the lock, the tension force of the spring 5 locked on the operating rod 3 is released and the operating rod 3 is released.
Is elastically driven to the right in FIG. 1 in the cylinder 1, and the movable electrode 37 connected to the operating rod 3 is pulled out by the moving distance L and drawn into the cylinder 1.
A circuit is opened between the fixed electrodes 34 and 35. After that, when the lock pin 43 is engaged with the opening lock hole of the movable electrode 37, the line switch is locked in the open state.
一方、線路用開閉器を開路するには、可動電極３７の開
路用ロック孔に係合したロックピン４３を引き外してロ
ックを解除するとともに、圧力注入口８より圧縮気体を
注入すると、操作杆３が背圧により第１図の左方へ押動
されて絶縁ハウジング１内に進入して、可動電極３７が
両固定電極３４，３５間を閉路する。その後、操作装置
を取り外してロックピン４３を可動電極３７の絶縁係止
端３８に係合させれば、線路用開閉器が閉路状態にロッ
クされる。なお、供給圧力は圧縮気体の携帯ボンベや油
圧装置などを利用できる。On the other hand, in order to open the line switch, the lock pin 43 engaged with the opening lock hole of the movable electrode 37 is pulled out to release the lock, and when compressed gas is injected from the pressure injection port 8, the operating rod is opened. 3 is pushed to the left in FIG. 1 by the back pressure to enter the insulating housing 1, and the movable electrode 37 closes the gap between the fixed electrodes 34 and 35. After that, if the operating device is removed and the lock pin 43 is engaged with the insulating locking end 38 of the movable electrode 37, the line switch is locked in the closed state. As the supply pressure, a portable cylinder of compressed gas, a hydraulic device, or the like can be used.
この考案の操作装置は柱上で操作するが、線路用開閉器
への取付部によって可動電極や絶縁ハウジングに係合す
るとともに可動箇所を包囲し、かつ、操作時には可動電
極をシリンダ内へ引き込むようにしたので、操作の反動
力は線路用開閉器に伝達され、又、開閉器に対して前記
のように着脱が随時、簡単に行えるので、作業者に負担
がかからず安全に操作できる。The operating device of the present invention is operated on the pillar, but it is engaged with the movable electrode or the insulating housing by the mounting portion to the switch for the line and surrounds the movable portion, and the movable electrode is pulled into the cylinder during operation. Therefore, the reaction force of the operation is transmitted to the switch for the line and can be easily attached to and detached from the switch as described above, so that the operator can operate safely without burdening the operator.
次に、この考案の第二実施例を第４図及び第５図に基づ
いて説明するが、前記第一実施例と共通する部分につい
ては同一の符号を付し、その説明を省略する。Next, a second embodiment of the present invention will be described with reference to FIGS. 4 and 5, but the portions common to the first embodiment will be designated by the same reference numerals and the description thereof will be omitted.
この実施例では、前記シリンダ１を閉塞する蓋１０にガ
イド筒１１が取着され、このガイド筒１１はばね５の一
側外周を被覆して、ばね５の圧縮時における座屈を防止
するようになっている。ばね５の一端は、前記蓋１０に
進退可能に螺着したハンドル軸１２に取付けた自在ピン
１４に係止されている。ハンドル軸１２にはハンドル１
３が嵌着される。In this embodiment, a guide cylinder 11 is attached to a lid 10 that closes the cylinder 1, and the guide cylinder 11 covers the outer periphery of one side of the spring 5 to prevent buckling of the spring 5 during compression. It has become. One end of the spring 5 is locked to a free pin 14 attached to a handle shaft 12 screwed to the lid 10 so as to be able to move forward and backward. Handle shaft 12 has handle 1
3 is fitted.
前記自在ピン１４は、前記ハンドル軸１２に取着したボ
タン状突起を備えた係止用ピン１２ａに遊嵌した有底筒
体１４ａ、有底筒体１４ａの開口端に固設した係止孔１
４ｃを有する係止用ピン１４ｂ及び該係止用ピン１４ｂ
を滑動自在に支承する金属リング１４ｄとよりなり、係
止用ピン１４ｂの係止孔１４ｃに前記ばね５の一端が係
止されている。The flexible pin 14 has a bottomed cylindrical body 14a loosely fitted to a locking pin 12a provided with a button-shaped projection attached to the handle shaft 12, and a locking hole fixedly provided at an open end of the bottomed cylindrical body 14a. 1
Locking pin 14b having 4c and locking pin 14b
And a metal ring 14d that slidably supports the spring 5, and one end of the spring 5 is locked in the locking hole 14c of the locking pin 14b.
以上の第二実施例における線路用開閉器の開路操作は前
記第１実施例と同様であるが、閉路動作は、前記ハンド
ル１３により蓋１０との螺合部を介してハンドル軸１２
を前進させ、ばね５を圧縮方向に押し戻して操作杆３を
操作し、可動電極３７を介して両固定電極３４，３５に
接続できる。The opening operation of the line switch in the second embodiment described above is the same as in the first embodiment, but the closing operation is performed by the handle shaft 12 through the screwing portion with the lid 10.
Can be moved forward, the spring 5 can be pushed back in the compression direction, and the operating rod 3 can be operated to connect to both fixed electrodes 34, 35 via the movable electrode 37.
又、前記ガイド筒１１によりばね５の圧縮時における座
屈を抑制することができる。又、この実施例では圧力供
給が不要となる。Further, the guide tube 11 can suppress buckling of the spring 5 during compression. Further, in this embodiment, pressure supply is unnecessary.
以上のようにこの考案の開閉装置は、可動部分を外部に
露出することなくシリンダ内へ引き込むことによって線
路用開閉界を安全に開路でき、かつ、閉路できるように
したので線路開閉器に対して随時簡単に着脱して安全に
操作することができる。As described above, the switchgear according to the present invention can safely open and close the track switching field by pulling the movable part into the cylinder without exposing it to the outside. You can easily attach and detach it at any time and operate it safely.
考案の効果 以上詳述したように、この考案では、架空電線路に設置
する線路用開閉器に対して、随時、操作機構として装着
して安全に操作できるので、常時は取外して装柱を簡素
化でき、柱上スペースを拡大して線路の点検や補修にお
ける作業性を向上することができる優れた効果がある。Effect of the Invention As described in detail above, in the present invention, a switch for a line installed on an overhead electric line can be mounted as an operating mechanism at any time and safely operated, so that it can be removed at any time to simplify the pole. It has an excellent effect that it can be made more compact and the space on the pillar can be expanded to improve the workability in the inspection and repair of the track.
第１図はこの考案を具体化した第一実施例を示す部分破
断正面図、第２図は第１図のＡ−Ａ線断面図、第３図は
同じくＢ−Ｂ線断面図、第４図は第二実施例を示す部分
破断正面図、第５図は第４図の要部を示す部分断面図、
第６図は本考案の操作装置を適用する線路用開閉器の一
例を示す部分正面図である。 １…シリンダ、２…取付部、２ａ…係止手段としての帯
状突起、３…操作杆、３ａ…連結手段としての連結ピ
ン、５…ばね、８…圧力供給口としての圧力注入口、３
１…絶縁ハウジング、３４，３５…固定電極、３７…可
動電極、４０…ロック部材。1 is a partially cutaway front view showing a first embodiment embodying the present invention, FIG. 2 is a sectional view taken along line AA of FIG. 1, FIG. 3 is a sectional view taken along line BB of FIG. FIG. 5 is a partially cutaway front view showing a second embodiment, FIG. 5 is a partial sectional view showing an essential part of FIG. 4,
FIG. 6 is a partial front view showing an example of a switch for a line to which the operating device of the present invention is applied. DESCRIPTION OF SYMBOLS 1 ... Cylinder, 2 ... Attachment part, 2a ... Belt-shaped protrusion as a locking means, 3 ... Operating rod, 3a ... Connecting pin as a connecting means, 5 ... Spring, 8 ... Pressure injection port as a pressure supply port, 3
1 ... Insulating housing, 34, 35 ... Fixed electrode, 37 ... Movable electrode, 40 ... Lock member.
───────────────────────────────────────────────────── フロントページの続き (56)参考文献 特開 昭53−52984（ＪＰ，Ａ) 実開 昭53−162365（ＪＰ，Ｕ) 実公 昭42−12648（ＪＰ，Ｙ１) ─────────────────────────────────────────────────── ─── Continuation of the front page (56) References JP-A-53-52984 (JP, A) Actual development Sho-53-162365 (JP, U) Actual public Sho-42-12648 (JP, Y1)
Claims (1)
操作杆（３）をばね（５）の付勢下においてロック部材
（４０）に係止するとともに、操作杆（３）には、線路
開閉器の絶縁ハウジング（３１）から突出させた可動電
極（３７）の絶縁係止端（３８）へ係合する連結ピン
（３ａ）を設け、さらにシリンダ（１）には、絶縁ハウ
ジング（３１）の電極突出端に設けた係止溝（３９ａ）
に帯状突起（２ａ）を係合することにより当該箇所を略
馬蹄形に包囲可能に形成した取付部を設けて、前記ロッ
ク部材（４０）の解放により可動電極（３７）をシリン
ダ（１）内へ引き込むようにしたことを特徴とする線路
開閉器の操作装置。1. A reciprocating operating rod (3) disposed in a cylinder (1) is locked to a lock member (40) under the bias of a spring (5) and is attached to the operating rod (3). Is provided with a connecting pin (3a) that engages with the insulating locking end (38) of the movable electrode (37) protruding from the insulating housing (31) of the line switch, and the cylinder (1) further includes an insulating housing. Locking groove (39a) provided on the protruding end of the electrode (31)
By providing a mounting portion which is formed so as to be able to surround the location in a substantially horseshoe shape by engaging the strip-shaped protrusion (2a) with the movable electrode (37) into the cylinder (1) by releasing the lock member (40). A device for operating a line switch, which is characterized in that it is retracted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987123480U JPH069416Y2 (en) | 1987-08-12 | 1987-08-12 | Operation device for railway switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987123480U JPH069416Y2 (en) | 1987-08-12 | 1987-08-12 | Operation device for railway switch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6427943U JPS6427943U (en) | 1989-02-17 |
| JPH069416Y2 true JPH069416Y2 (en) | 1994-03-09 |
Family
ID=31372373
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987123480U Expired - Lifetime JPH069416Y2 (en) | 1987-08-12 | 1987-08-12 | Operation device for railway switch |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH069416Y2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6060236B1 (en) | 2015-09-30 | 2017-01-11 | 富士重工業株式会社 | Air flow device for instrument panels |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4212648Y1 (en) * | 1965-05-21 | 1967-07-18 | ||
| JPS5644252Y2 (en) * | 1977-05-27 | 1981-10-16 |
-
1987
- 1987-08-12 JP JP1987123480U patent/JPH069416Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6427943U (en) | 1989-02-17 |
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