JP2543564Y2 - Switchgear for opening and closing members - Google Patents
Switchgear for opening and closing membersInfo
- Publication number
- JP2543564Y2 JP2543564Y2 JP4293992U JP4293992U JP2543564Y2 JP 2543564 Y2 JP2543564 Y2 JP 2543564Y2 JP 4293992 U JP4293992 U JP 4293992U JP 4293992 U JP4293992 U JP 4293992U JP 2543564 Y2 JP2543564 Y2 JP 2543564Y2
- Authority
- JP
- Japan
- Prior art keywords
- opening
- pulley
- rope
- closing member
- wound
- 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
Landscapes
- Blinds (AREA)
- Closing And Opening Devices For Wings, And Checks For Wings (AREA)
Description
【０００１】[0001]
【産業上の利用分野】この考案は操作プーリの回動に伴
って開閉する障子やブラインド等の開閉部材の開閉を行
う、開閉部材の開閉装置に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an opening and closing device for an opening and closing member for opening and closing an opening and closing member such as a shoji or a blind which opens and closes as the operation pulley rotates.
【０００２】[0002]
【従来技術及び考案が解決しようとする課題】例えば距
離を隔てたプーリ間に掛けられたベルトの移動によって
開閉する戸や障子等は一方のプーリを直接，もしくはこ
れに枢支された角芯に接続した操作プーリを回動操作す
ることにより行われ、前者の場合はプーリに直接、後者
の場合は角芯の一端を枢支する操作プーリに巻かれるロ
ープ等を昇降操作することにより行われる。2. Description of the Related Art For example, a door or a shoji that is opened and closed by movement of a belt hung between pulleys separated from each other by pulling one of the pulleys directly or by a square center supported by the pulley. This operation is performed by rotating the connected operation pulley. In the former case, the operation is performed by directly moving the pulley, and in the latter case, the operation is performed by moving a rope or the like wound around the operation pulley that pivotally supports one end of the square core.
【０００３】従来はロープと操作プーリ間の滑りをなく
し、ロープから操作プーリへの力の伝達を確実にするた
めに、図６に示すように操作プーリの外周にスプロケッ
ト状の溝を付ける一方、ロープにはその溝に噛み合う形
状をしたボールをロープで連結したボールチェーンが使
用されるが、共に複雑な形状をすることから、加工を含
めた製作性が悪く、概して製作コストが高く付いてい
る。Conventionally, in order to eliminate slippage between a rope and an operation pulley and to ensure transmission of force from the rope to the operation pulley, as shown in FIG. For the rope, a ball chain that connects balls shaped into the groove with a rope is used, but since both have complicated shapes, the manufacturability including processing is poor, and the manufacturing cost is generally high .
【０００４】またボールと溝の組み合わせのみではロー
プの速度が大きい場合に空回りし易いため、ボールチェ
ーンの巻き付いている部分の噛み合わせを確実にする手
段を必要とする。[0004] In addition, when only the combination of the ball and the groove is used, the rope tends to run idle when the speed of the rope is high. Therefore, means for ensuring the engagement of the wound portion of the ball chain is required.
【０００５】この考案は従来のプーリを回動させる装置
の問題を踏まえてなされたもので、簡素な構造でありな
がら、滑りの生じない開閉装置を新たに提案しようとす
るものである。The present invention has been made in view of the problem of a conventional device for rotating a pulley, and aims at newly proposing a switching device which has a simple structure and does not cause slippage.
【０００６】[0006]
【課題を解決するための手段】本考案では操作プーリに
その軸方向に並列する２条の巻取り溝を形成し、操作ロ
ープの一方の端部を一方の巻取り溝に、他方の端部を他
方の巻取り溝にそれぞれ固定し、各巻取り溝に少なくと
も設定された操作プーリの回転量に対応した長さだけ、
一方の端部側がほどかれると同時に、他方の端部側が巻
き取られる状態に巻き付けることにより開閉装置の構造
と形状を簡素化し、また操作ロープと操作プーリ間の滑
りを防止する。According to the present invention, the operating pulley is formed with two winding grooves parallel to each other in the axial direction, and one end of the operating rope is inserted into one winding groove and the other end is formed. Are fixed to the other winding grooves, respectively, and only by a length corresponding to the rotation amount of the operation pulley set at least in each winding groove,
At the same time as unwinding one end side, the other end side is wound so as to be wound up, thereby simplifying the structure and shape of the opening / closing device and preventing slippage between the operation rope and the operation pulley.
【０００７】開閉装置は操作プーリと操作ロープとから
なり、操作ロープの両端部が操作プーリの異なる巻取り
溝に固定され、そのまま巻き付けられて構成されること
により操作プーリと操作ロープの構造と形状は簡素で済
み、複雑な加工がなくなることにより開閉装置の製作性
が向上し、製作コストが低減される。The opening / closing device comprises an operation pulley and an operation rope, and both ends of the operation rope are fixed to different winding grooves of the operation pulley, and are wound as they are, so that the structure and shape of the operation pulley and the operation rope Is simple, and the complicated processing is eliminated, so that the manufacturability of the switchgear is improved and the manufacturing cost is reduced.
【０００８】また操作ロープの両端部が異なる巻取り溝
に固定され、それぞれの巻取り溝に必要長さ以上、一方
の端部側がほどかれると同時に、他方の端部側が巻き取
られる状態に巻き付けられることにより正負のいずれの
回転時にも操作ロープと操作プーリ間には滑りは生ぜ
ず、操作ロープは操作プーリの回転によって一方の巻取
り溝からほどけた長さだけ他方の巻取り溝に巻き取ら
れ、操作プーリから常に一定の垂れ下がり量を保ったま
ま連続的に昇降操作される。Further, both ends of the operation rope are fixed to different winding grooves, and one end side is unwound over the required length of each winding groove, and at the same time, the other end side is wound. As a result, no slippage occurs between the operating rope and the operating pulley during either positive or negative rotation, and the operating rope is wound into the other winding groove by the length of one winding groove by the rotation of the operating pulley. As a result, the ascent / descent operation is continuously performed while always maintaining a constant hanging amount from the operation pulley.
【０００９】操作プーリは開閉部材に直接的に、もしく
は操作プーリに枢支される角芯等を経て間接的に接続
し、操作ロープの昇降に伴って開閉部材を開閉させる。The operation pulley is connected directly to the opening / closing member or indirectly via a square core or the like pivotally supported by the operation pulley, and opens and closes the opening / closing member as the operation rope moves up and down.
【００１０】[0010]
【実施例】以下本考案を一実施例を示す図面に基づいて
説明する。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below with reference to the drawings showing one embodiment.
【００１１】この考案の開閉装置４は図１に示すように
操作プーリ１と、操作プーリ１に巻き付けられ、操作プ
ーリ１の回動を操作する操作ロープ２とから構成され、
操作プーリ１の回動に伴って開閉する開閉部材13の開閉
を操作するものである。開閉部材13は操作プーリ１にベ
ルト12を介して直接的に、もしくは図５に示すように角
芯10とプーリ11及びベルト12を介して間接的に操作プー
リ１に接続する雨戸の戸板や障子の他、操作プーリ１の
正負の回転に従って開閉するブラインドや日除け等を含
む。As shown in FIG. 1, the opening / closing device 4 of the present invention comprises an operation pulley 1 and an operation rope 2 wound around the operation pulley 1 and operating the rotation of the operation pulley 1.
The opening and closing of an opening and closing member 13 that opens and closes with the rotation of the operation pulley 1 is operated. The opening / closing member 13 is directly connected to the operation pulley 1 via the belt 12 or indirectly connected to the operation pulley 1 via the square core 10 and the pulley 11 and the belt 12 as shown in FIG. In addition, a blind, a shade, etc., which opens and closes according to the positive and negative rotations of the operation pulley 1 are included.
【００１２】操作プーリ１の本体10は図１〜図４に示す
ようにドラム状をし、この本体10の外周に軸方向に並列
する２条の巻取り溝11，12が形成される。巻取り溝11，
12は本体10の軸方向に間隔をおいて３箇所にフランジ
13，13，13が突設されることにより形成され、各巻取り
溝11，12に操作ロープ２の両端部21，22が本体10を挟ん
で固定される。[0012] body 1 0 operation pulley 1 is the drum shape as shown in FIGS. 1 to 4, the winding grooves 1 1 2 Article in parallel in the axial direction on the outer periphery of the main body 1 0, 1 2 formed Is done. Winding groove 1 1 ,
1 2 flange in three places at intervals in the axial direction of the main body 1 0
1 3, 1 3, 1 3 are formed by being protruded both end portions 2 1, 2 2 of the respective winding grooves 1 1, 1 2 to the operating rope 2 is fixed across the body 1 0.
【００１３】図示する実施例のように操作プーリ１が角
芯10を介して開閉部材13に接続する場合、本体10の軸の
位置にはその回動を開閉部材13に伝達する角芯10を枢支
する枢支軸14が形成される。また図４に示すように枢支
軸14の軸方向の両側には、後述のケーシング５等によっ
て開閉装置４の設置場所で操作プーリ１自身が回動自在
に保持されるための支持溝15，15が形成される。操作プ
ーリ１に直接ベルト12が掛けられる場合は操作プーリ１
が直接的に開閉部材13を操作する。When the operating pulley 1 is connected to the opening / closing member 13 via the square core 10 as in the embodiment shown in the figure, the shaft 10 of the main body 10 transmits the rotation to the opening / closing member 13 at the shaft position. pivot shaft 1 4 to pivot is formed a. Also on both sides of the axial direction of the pivot shaft 1 4 4, the support for operating the pulley 1 itself at the installation location of the switchgear 4 by the casing 5 or the like will be described later, is rotatably held groove 1 5 , 15 are formed. When the belt 12 is directly hung on the operation pulley 1, the operation pulley 1
Directly operates the opening / closing member 13.
【００１４】操作ロープ２は図２に示すように１本の連
続した紐状をし、両端部21，22が操作プーリ１の本体10
を挟んで半径方向に対向し、一方の端部21が一方の巻取
り溝11に、他方の端部22が他方の巻取り溝12にそれぞれ
ねじ３やボルト等によって固定され、昇降操作によって
一方の端部21側がほどかれると同時に、他方の端部22側
が巻き取られる状態に巻き付けられる。[0014] Operation rope 2 is a single continuous string-shaped, as shown in FIG. 2, both end portions 2 1, 2 2 body 1 0 operation pulley 1
Across the radially opposed, the one end 2 1 one winding grooves 1 1 and the other end 2 2 are fixed by the respective other winding grooves 1 2 screw 3, a bolt or the like, At the same time one end 2 1 side is unwound by the lifting operation, wound in a state where the other end 2 2 side is wound.
【００１５】操作ロープ２はほどきと巻取りが同時に行
われる状態に、図３，図４に示すように操作プーリ１に
予め後述の必要長さだけ巻き付けられることにより図１
に示すように操作プーリ１に対して循環し、一方の巻取
り溝11（12）からほどけた量だけ他方の巻取り溝1
2（11）に巻き取られ、常に一定の長さだけ操作プーリ
１から垂れ下がる。操作ロープ２は操作プーリ１の半径
方向両側から、軸方向にずれて垂れ下がり、使用時の操
作ロープ２の垂れ下がり量は操作プーリ１への巻き付け
をほどく，あるいは巻き付け回数を多くすることにより
調整される。When the operating rope 2 is unwound and wound simultaneously, the operating rope 2 is previously wound around the operating pulley 1 by a necessary length, as shown in FIGS.
Circulated to the operation pulley 1 as shown in, the amount by other winding groove 1 unraveling from one winding groove 1 1 (1 2)
2 It is taken up by (1 1 ) and always hangs down from the operation pulley 1 by a certain length. The operation rope 2 hangs down from both sides in the radial direction of the operation pulley 1 in an axial direction, and the amount of the operation rope 2 hanging down during use is adjusted by unwinding the operation pulley 1 or increasing the number of windings. .
【００１６】操作ロープ２の両端部21，22側は図３，図
４に示すように各巻取り溝11，12に、開閉部材13の開放
や閉鎖操作に必要な操作プーリ１の回転量に対応した長
さ以上巻き付けられる。操作プーリ１の回転可能な量は
操作ロープ２の各端部21，22の固定位置から巻取り溝
11，12から離れる位置までの巻付け長さによって決ま
り、例えば操作プーリ１が１回転して開閉部材13の開放
や閉鎖が完了する場合、操作ロープ２の各端部21，22側
は各巻取り溝11，12にそれぞれ１回転以上巻き付けられ
れば足りる。The end portions 2 1 operation rope 2, 2 2 side 3, to the respective winding grooves 1 1, 1 2 as shown in FIG. 4, the operation pulley 1 requires the opening and closing operation of the opening and closing member 13 Wound over a length corresponding to the amount of rotation. Each end 2 of the rotatable amount of the operation pulley 1 is operated rope 2 1, 2 2 of the winding groove from a fixed position
1 1, 1 depends winding length of up to 2 away from the position, for example when the operation pulley 1 is completed opening or closing of the opening and closing member 13 is rotated 1, each end 2 1 of the operating rope 2, 2 2 side is sufficient as long wrapped respective winding grooves 1 1, 1 2, respectively more than one revolution.
【００１７】開閉装置４は図１，図４に示すようにケー
シング５と、操作プーリ１を挟んで対向する裏蓋６とに
よって支持される。ケーシング５と裏蓋６の各操作プー
リ１側にはその支持溝15，15に挿通する支持軸51，61が
突設され、開閉装置４の操作プーリ１は図４に示すよう
に支持軸51，61が支持溝15，15内に差し込まれてケーシ
ング５と裏蓋６に挟み込まれることにより回動自在に支
持され、ケーシング５や裏蓋６と共に開閉部材13の設置
場所にねじ７等によって設置される。As shown in FIGS. 1 and 4, the opening / closing device 4 is supported by a casing 5 and a back cover 6 which is opposed to the operation pulley 1 therebetween. Casing 5 and in each operation pulley 1 side of the back cover 6 the support grooves 1 5, 1 5 To insert the support shaft 5 1, 6 1 is projected, the operation pulley 1 of the switching device 4 as shown in FIG. 4 the rotatably supported by the support shaft 5 1, 6 1 is sandwiched plugged into support grooves 1 5, 1 5 the casing 5 and the back cover 6, a closing member 13 with the casing 5 and the back cover 6 It is installed at the installation location by screws 7 or the like.
【００１８】ケーシング５の、操作ロープ２が垂れ下が
る位置には開口52，52が明けられ、操作ロープ２はこの
開口52，52から露出する。[0018] The casing 5, the position where the operating rope 2 hanging opening 5 2, 5 2 is opened, the operation rope 2 exposed from the opening 5 2, 5 2.
【００１９】開閉装置４に角芯10が接続する場合、図４
に示すように裏蓋６の支持軸61は角芯10の断面より大き
い中空の断面を持ち、角芯10は図２に示すようにこの裏
蓋６の支持軸61を貫通して操作プーリ１の枢支軸14に枢
支され、操作プーリ１と同時に回動する。When the square core 10 is connected to the switching device 4, FIG.
The support shaft 6 1 of the back cover 6, as shown in has a large hollow cross section than the cross section of the Sumishin 10, Sumishin 10 through the support shaft 6 1 of the back cover 6, as shown in FIG. 2 Operation is pivotally supported on the pivot shaft 1 4 of the pulley 1, it operated pulley 1 at the same time as turning.
【００２０】ケーシング５内の、操作ロープ２が操作プ
ーリ１から垂れ下がる位置には図３，図４に示すように
操作ロープ２の昇降を案内するガイドローラ８，８が設
置される。ガイドローラ８，８はケーシング５と裏蓋６
間に架設される軸81の回りに挿通して双方に支持され
る。ガイドローラ８，８は操作ロープ２の巻取りを規制
するためにその両面を挟み込むように設置される。At the position where the operation rope 2 hangs down from the operation pulley 1 in the casing 5, guide rollers 8, 8 for guiding the operation rope 2 up and down are installed as shown in FIGS. The guide rollers 8 are provided with a casing 5 and a back cover 6.
It is supported on both is inserted around the shaft 81 which is installed between. The guide rollers 8, 8 are installed so as to sandwich both sides thereof in order to regulate the winding of the operation rope 2.
【００２１】開閉装置４の設置時の表面側となるケーシ
ング５側には図２に示すように開閉装置４とケーシング
５を覆うカバー９が被せられ、開閉装置４が保護され
る。カバー９の、ケーシング５の両開口52，52に対応し
た位置にも操作ロープ２用の開口91，91が明けられる。As shown in FIG. 2, a cover 9 for covering the opening and closing device 4 and the casing 5 is put on the casing 5 side, which is the front surface side when the opening and closing device 4 is installed, so that the opening and closing device 4 is protected. The cover 9, the opening 9 1 of both openings 5 2, 5 to 2 corresponding to the position for operation rope 2 of the casing 5, 9 1 is drilled.
【００２２】図５は操作プーリ１に角芯10が接続し、角
芯10の他端に接続したプーリ11の回動によるベルト12の
移動によって戸板や障子等の開閉部材13が開閉する場合
の、開閉装置４の使用例を示したものである。この場
合、ベルト12と開閉部材13間にはブラケット14が架設さ
れ、開閉装置４の操作プーリ１の回動に伴って角芯10と
プーリ11が回動し、同時にベルト12が移動することによ
りブラケット14と共に開閉部材13が開閉する。操作プー
リ１に直接ベルト12が掛けられた場合は前記の通り、操
作プーリ１の回動によって直接開閉部材13の開閉が行わ
れる。FIG. 5 shows a case where the square core 10 is connected to the operation pulley 1 and the opening and closing member 13 such as a door plate or a shoji is opened and closed by the movement of the belt 12 by the rotation of the pulley 11 connected to the other end of the square core 10. 2 shows an example of use of the opening and closing device 4. In this case, a bracket 14 is provided between the belt 12 and the opening / closing member 13, and the square core 10 and the pulley 11 rotate with the rotation of the operation pulley 1 of the opening / closing device 4, and the belt 12 moves at the same time. The opening / closing member 13 opens and closes together with the bracket 14. When the belt 12 is directly hung on the operation pulley 1, the opening / closing member 13 is directly opened / closed by the rotation of the operation pulley 1 as described above.
【００２３】[0023]
【考案の効果】この考案は以上の通りであり、操作プー
リにその軸方向に並列する２条の巻取り溝を形成し、操
作ロープの一方の端部を一方の巻取り溝に、他方の端部
を他方の巻取り溝にそれぞれ固定し、各巻取り溝に、少
なくとも設定された操作プーリの回転量に対応した長さ
以上巻き付けるのみで構成されるものであるため、構造
と形状が簡素化され、複雑な加工が不要となる結果、製
作性が向上し、製作コストを低減することができる。The present invention is as described above. The operating pulley is formed with two winding grooves parallel to each other in the axial direction, and one end of the operating rope is inserted into one winding groove and the other is wound. The end is fixed to the other winding groove, and each winding groove is simply wound around at least the length corresponding to the rotation amount of the set operation pulley, so the structure and shape are simplified. As a result, complicated processing becomes unnecessary, so that manufacturability is improved and manufacturing cost can be reduced.
【００２４】また操作ロープは両端部が操作プーリの異
なる巻取り溝に固定され、それぞれに必要長さだけ、一
方の端部側がほどかれると同時に、他方の端部側が巻き
取られる状態に巻き付けられるため、操作プーリから常
に一定の垂れ下がり量が保たれると同時に、正負のいず
れの回転時にも操作ロープと操作プーリ間には滑りが発
生せず、確実に、無駄なく操作プーリを回動させること
ができる。The operation rope is fixed at both ends to different winding grooves of the operation pulley, and is wound in such a manner that one end is unwound at the required length and the other end is wound at the same time. Therefore, at the same time, a constant amount of droop is maintained from the operation pulley, and no slippage occurs between the operation rope and the operation pulley during both positive and negative rotations, so that the operation pulley can be surely and efficiently rotated. Can be.
【図１】本考案の開閉装置を示した斜視図である。FIG. 1 is a perspective view showing the opening and closing device of the present invention.
【図２】開閉装置の構成例を示した分解斜視図である。FIG. 2 is an exploded perspective view showing a configuration example of a switching device.
【図３】図２に示す開閉装置を示した正面図である。FIG. 3 is a front view showing the opening and closing device shown in FIG. 2;
【図４】図３のＸ−Ｘ線断面図である。FIG. 4 is a sectional view taken along line XX of FIG. 3;
【図５】開閉装置の雨戸への使用例を示した縦断面図で
ある。FIG. 5 is a longitudinal sectional view showing an example of use of the opening and closing device for a shutter.
【図６】従来の開閉装置を示した正面図である。FIG. 6 is a front view showing a conventional switching device.
４……開閉装置、１……操作プーリ、10……本体、11…
…巻取り溝、12……巻取り溝、13……フランジ、14……
枢支軸、15……支持溝、２……操作ロープ、21，22……
端部、３……ねじ、５……ケーシング、51……支持軸、
52……開口、６……裏蓋、61……支持軸、７……ねじ、
８……ガイドローラ、81……軸、９……カバー、91……
開口、10……角芯、11……プーリ、12……ベルト、13…
…開閉部材、14……ブラケット。4 ...... switchgear, 1 ...... operation pulley, 1 0 ...... body 1 1 ...
… Rewind groove, 1 2 … Rewind groove, 1 3 … Flange, 1 4 ……
Pivot shaft, 1 5 ...... supporting groove, 2 ...... Operation ropes, 2 1, 2 2 ......
End part, 3 screws ... 5 ... casing, 5 1 ... support shaft,
5 2 … Opening, 6… Back cover, 6 1 … Support shaft, 7… Screw,
8 ... guide roller, 8 1 ... shaft, 9 ... cover, 9 1 ...
Opening, 10 ... Square core, 11 ... Pulley, 12 ... Belt, 13 ...
... Opening / closing member, 14 ... Bracket.
Claims (1)
閉部材13の開閉を操作する装置であり、開閉部材13に直
接的に、もしくは間接的に接続する操作プーリ１と、操
作プーリ１に巻き付けられ、操作プーリ１の回動を操作
する操作ロープ２とから構成され、操作プーリ１はその
軸方向に並列する２条の巻取り溝11，12を持ち、操作ロ
ープ２の一方の端部21は一方の巻取り溝11に、他方の端
部22は他方の巻取り溝12にそれぞれ固定され、各巻取り
溝11，12に少なくとも設定された操作プーリ１の回転量
に対応した長さだけ、一方の端部21側がほどかれると同
時に、他方の端部22側が巻き取られる状態に巻き付けら
れていることを特徴とする開閉部材の開閉装置。An opening / closing member for opening / closing an opening / closing member that opens and closes in accordance with the rotation of an operation pulley, comprising: an operating pulley connected directly or indirectly to the opening / closing member; wound, consists operated rope 2 which to operate the rotation of the operation pulley 1, the operation pulley 1 has its winding grooves 1 1 2 Article in parallel in the axial direction, 1 2, one of the operating rope 2 end 2 1 in one of the winding grooves 1 1 and the other end 2 2 are respectively fixed to the other of the take-up grooves 1 2, the respective winding grooves 1 1, 1 2 operation is at least set pulley 1 of the length corresponding to the rotation amount, switchgear closing member, characterized in that it at the same time one end 2 1 side is unwound, wound in a state in which the other end 2 2 side is wound.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4293992U JP2543564Y2 (en) | 1992-06-22 | 1992-06-22 | Switchgear for opening and closing members |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4293992U JP2543564Y2 (en) | 1992-06-22 | 1992-06-22 | Switchgear for opening and closing members |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH066675U JPH066675U (en) | 1994-01-28 |
| JP2543564Y2 true JP2543564Y2 (en) | 1997-08-06 |
Family
ID=12649987
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4293992U Expired - Lifetime JP2543564Y2 (en) | 1992-06-22 | 1992-06-22 | Switchgear for opening and closing members |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2543564Y2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9820601B2 (en) * | 2013-09-12 | 2017-11-21 | Tachikawa Corporation | Solar shading device |
-
1992
- 1992-06-22 JP JP4293992U patent/JP2543564Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH066675U (en) | 1994-01-28 |
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