JPH0645874Y2 - Rim replacement device for tire testing machine - Google Patents
Rim replacement device for tire testing machineInfo
- Publication number
- JPH0645874Y2 JPH0645874Y2 JP4223490U JP4223490U JPH0645874Y2 JP H0645874 Y2 JPH0645874 Y2 JP H0645874Y2 JP 4223490 U JP4223490 U JP 4223490U JP 4223490 U JP4223490 U JP 4223490U JP H0645874 Y2 JPH0645874 Y2 JP H0645874Y2
- Authority
- JP
- Japan
- Prior art keywords
- rim
- storage box
- testing machine
- support
- tire testing
- 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
- Testing Of Balance (AREA)
- Tires In General (AREA)
Description
【考案の詳細な説明】 〔産業上の利用分野〕 本考案は、タイヤ試験機用リム交換装置に関し、詳しく
は、タイヤ試験機（タイヤユニフォミティマシンも含
む）における被検タイヤのサイズ変更に伴う上下リムの
交換及び交換用リムの保管を効率よく行えるようにした
リム交換装置に関する。[Detailed Description of the Invention] [Industrial field of application] The present invention relates to a rim exchanging device for a tire testing machine, and more specifically, to a vertical direction according to a size change of a tire to be tested in a tire testing machine (including a tire uniformity machine). The present invention relates to a rim exchanging device capable of efficiently exchanging rims and storing exchange rims.
各種タイヤの製造に伴う性能試験に用いられるタイヤ試
験機として、垂直方向の軸を回転中心として回転可能に
設けられた上部スピンドルと下部スピンドルを備え、該
下部スピンドルを昇降させて両スピンドル間を開閉し、
上下一対に分割形成された上下リムを両スピンドルにそ
れぞれ着脱交換可能に保持するとともに、両スピンドル
を閉じ合せた状態で上下リムにタイヤを装着し、該タイ
ヤを回転させて各種試験あるいはユニフォミィの修正を
行う型式のものが用いられている。As a tire testing machine used for performance tests associated with the manufacture of various tires, it is equipped with an upper spindle and a lower spindle that are rotatably provided with a vertical axis as the center of rotation, and the lower spindle is raised and lowered to open and close between both spindles. Then
The upper and lower rims, which are divided into a pair of upper and lower parts, are detachably and replaceably held on both spindles, and the tires are mounted on the upper and lower rims with both spindles closed, and the tires are rotated to correct various tests or uniformity. The type used to do is used.
このようなタイヤ試験機において、被検タイヤのサイズ
を変更する場合には、上下リムも同時に変更する必要が
ある。このリムの交換作業の効率向上を図るため、従来
から様々な構成のリム交換装置が提案されてきている。In such a tire testing machine, when changing the size of the tire to be inspected, it is necessary to change the upper and lower rims at the same time. In order to improve the efficiency of this rim replacement work, rim replacement devices of various configurations have been proposed in the past.
しかしながら、一般にタイヤ試験機は、上記両スピンド
ルを中心として、タイヤを回転させるためのドラムや各
種計測機器、ユニフォミィ修正用の研磨装置、タイヤ交
換のためのタイヤ搬入搬出用コンベア等、様々な構成部
品が周囲に設置されているため、上記リム交換装置の設
置位置によっては作業性を損ったり、装置各部のメンテ
ナンスに支障をきたすことがあった。However, in general, the tire testing machine has various components such as a drum for rotating the tire, various measuring devices, a polishing device for correcting uniformity, a tire loading / unloading conveyor for tire replacement, etc. around the above-mentioned spindles. However, depending on the installation position of the rim replacement device, workability may be impaired and maintenance of each part of the device may be hindered.
そこで本考案は、タイヤ試験機の周辺の上部空間を有効
に利用して、リムの交換及び交換用リムの保管を効率よ
く行うことのできるタイヤ試験機用リム交換装置を提供
することを目的としている。Therefore, the present invention aims to provide a rim replacement device for a tire testing machine, which can effectively use the upper space around the tire testing machine to efficiently replace the rim and store the replacement rim. There is.
上記した目的を達成するために、本考案のタイヤ試験機
用リム交換装置は、タイヤ試験機内に回転可能に設けら
れた上部スピンドルと、該上部スピンドルに対向配置さ
れた昇降可能、かつ回転可能な下部スピンドルとにより
上下一対のリムを着脱可能に保持し、該上下リムにより
タイヤを保持するタイヤ試験機用のリム交換装置におい
て、前記上下一対のリムを前記両スピンドル側が開口し
たリム保管箱内に載置し、前記タイヤ試験機の上部スピ
ンドルの上部側方に前記リム保管箱を案内する水平方向
の一対のガイドレールを設け、前記タイヤ試験機の側方
に立設した架台の上部に、前記ガイドレールに対応する
複数組の支持レールを有し、かつ該支持レールと直交す
る方向に横移動及び上下動可能なリム保管箱支持枠を設
けて複数のリム保管箱を各支持レールに支持するととも
に、前記リム保管箱支持枠を下動及び横移動させて任意
のリム保管箱を支持する支持レールと前記ガイドレール
とを合致させる支持枠移動手段と、該支持レールに支持
されたリム保管箱を、該支持レールと前記ガイドレール
との両方向に移動させるリム保管箱移動手段とを設けた
ことを特徴としている。In order to achieve the above-mentioned object, the rim exchanging device for a tire testing machine of the present invention includes an upper spindle rotatably provided in the tire testing machine, and an ascending / descending and rotatable arrangement facing the upper spindle. In a rim exchanging device for a tire testing machine, wherein a pair of upper and lower rims are detachably held by a lower spindle, and a tire is held by the upper and lower rims, the pair of upper and lower rims is placed in a rim storage box having both spindle sides opened. Place a pair of horizontal guide rails that guide the rim storage box on the upper side of the upper spindle of the tire testing machine, and on the upper part of the pedestal standing upright on the side of the tire testing machine, A plurality of sets of support rails corresponding to the guide rails are provided, and a rim storage box support frame that can move laterally and vertically in a direction orthogonal to the support rails is provided to provide a plurality of rim storage boxes. A support frame moving means for supporting the box on each support rail and moving the rim storage box support frame downward and laterally to match a support rail for supporting an arbitrary rim storage box with the guide rail, and the support. A rim storage box moving means for moving the rim storage box supported by the rail in both directions of the support rail and the guide rail is provided.
上記構成のリム交換装置は、支持枠移動手段とリム保管
箱移動手段及び下部スピンドルを所定の順序で作動させ
ることによりスピンドルに装着するリムを交換でき、さ
らに交換用の複数のリムが上方に保管されるのでスペー
スの有効利用が図れる。The rim exchanging device having the above-mentioned configuration can replace the rim mounted on the spindle by operating the support frame moving means, the rim storage box moving means, and the lower spindle in a predetermined order, and further, a plurality of replacement rims can be stored above. As a result, the space can be effectively used.
以下、本考案の一実施例を図面に基づいて説明する。 An embodiment of the present invention will be described below with reference to the drawings.
第１図は本考案のリム交換装置を装備したタイヤ試験機
の正面図、第２図は同じく側面図、第３図は同じく平面
図、第４図は要部の拡大断面図である。FIG. 1 is a front view of a tire testing machine equipped with the rim exchanging device of the present invention, FIG. 2 is a side view of the same, FIG. 3 is a plan view of the same, and FIG. 4 is an enlarged cross-sectional view of an essential part.
タイヤ試験機10は、垂直方向の軸線を中心に回転する上
部スピンドル11と、シリンダ12により昇降可能な下部ス
ピンドル13とを備えている。両スピンドル11,13の先端
部には、それぞれリムＲを保持するための周知のロック
機構が設けられている。尚、被検タイヤ及び該タイヤに
圧接する回転ドラムや各種測定機器等の周知の構成部品
は、図示及び説明を省略する。The tire testing machine 10 includes an upper spindle 11 that rotates about a vertical axis, and a lower spindle 13 that can be raised and lowered by a cylinder 12. Well-known lock mechanisms for holding the rim R are provided at the tip ends of the spindles 11 and 13, respectively. It should be noted that illustration and description of well-known components such as the tire to be inspected, a rotary drum that is in pressure contact with the tire, and various measuring devices are omitted.
このタイヤ試験機10に付設されるリム交換装置20は、タ
イヤ試験機10の架台上部、上部スピンドル11の上部側方
に設けられる水平方向の一対のガイドレール21,21と、
タイヤ試験機10の側方に立設した架台22の上部に設けら
れるリム保管箱支持枠23と、該リム保管箱支持枠23に保
持されるリム保管箱24とを備えている。The rim exchanging device 20 attached to the tire testing machine 10 has a pair of horizontal guide rails 21 and 21 provided on the pedestal top of the tire testing machine 10 and laterally above the upper spindle 11.
A rim storage box support frame 23 provided on an upper part of a pedestal 22 standing upright on the side of the tire testing machine 10 and a rim storage box 24 held by the rim storage box support frame 23 are provided.
上記リム保管箱支持枠23は、昇降枠25と横動枠26とによ
り構成されている。昇降枠25は、架台22の上部四隅部に
設けられた４本の昇降用ガイド軸27,27により上下動可
能に保持されており、同じく四隅部に設けられた４本の
上下動用シリンダ28,28の作動により上下動する。ま
た、横動枠26は、上記昇降枠25に設けられた横動枠支持
レール29,29にガイドローラ30,30を介して水平方向に移
動可能に設けられており、昇降枠25との間に設けられた
横動用シリンダ31の伸縮により、横方向に移動する。こ
の横動枠26には、前記ガイドレール21,21に対応する３
組の支持レール32,32が設けられている。即ち、リム保
管箱支持枠23は、該支持レール32のいずれか一つを前記
ガイドレール21,21に対応させることができるように、
横移動及び上下動可能に設けられている。The rim storage box support frame 23 includes an elevating frame 25 and a lateral movement frame 26. The elevating frame 25 is vertically movably held by four elevating guide shafts 27, 27 provided at the upper four corners of the pedestal 22, and four vertically moving cylinders 28, 27 also provided at the four corners. It moves up and down by the action of 28. Further, the horizontal moving frame 26 is provided on the horizontal moving frame supporting rails 29, 29 provided on the elevating frame 25 so as to be movable in the horizontal direction via the guide rollers 30, 30, and is provided between the elevating frame 25 and The lateral movement cylinder 31 provided on the upper and lower sides expands and contracts to move laterally. The lateral movement frame 26 has three guide rails 21 and 21 corresponding thereto.
A set of support rails 32, 32 is provided. That is, the rim storage box support frame 23, so that any one of the support rails 32 can correspond to the guide rails 21 and 21,
It is provided so that it can move laterally and vertically.
一方、前記上下一対のリムＲを保管するリム保管箱24
は、上部及びタイヤ試験機10側が開口した箱状に形成さ
れている。両側壁の上部には、前記ガイドレール21及び
支持レール32に対応するガイドローラ33が設けられてお
り、両レール21,32に渡って移動可能に形成されてい
る。また、その底板には、前記下部スピンドル13の頭部
形状に合せた開口部24aを形成するとともに、該開口部2
4aの縁部を下リム載置部24bとしている。さらに両側壁
内面の所定位置には、上リム載置板24cの載置部24dとな
る突出段部を形成している。On the other hand, a rim storage box 24 for storing the pair of upper and lower rims R
Is formed in a box shape having an opening on the upper side and the tire testing machine 10 side. Guide rollers 33 corresponding to the guide rails 21 and the support rails 32 are provided on the upper portions of both side walls, and are formed so as to be movable across both rails 21 and 32. Further, the bottom plate is formed with an opening 24a conforming to the shape of the head of the lower spindle 13, and the opening 2
The edge of 4a is used as the lower rim mounting portion 24b. Furthermore, a projecting stepped portion that serves as a mounting portion 24d of the upper rim mounting plate 24c is formed at a predetermined position on the inner surfaces of both side walls.
さらに架台22のタイヤ試験機10の反対側には、上記リム
保管箱24を支持レール32とガイドレール21との間で往復
移載するための移載用シリンダ34が設けられている。Further, a transfer cylinder 34 for reciprocally transferring the rim storage box 24 between the support rail 32 and the guide rail 21 is provided on the opposite side of the gantry 22 from the tire testing machine 10.
このリム交換装置20を用いて、上下スピンドル11,13に
リムＲを装着する場合は、上記上下動用シリンダ28及び
横動用シリンダ31を作動させて、所定のリムを収納した
リム保管箱24を支持する支持レール32とガイドレール21
とを合致させ、移載用シリンダ34を作動させてリム保管
箱24をガイドレール21側に移載する。次に下部スピンド
ル13を上昇させて下リムRaを下部スピンドル13に装着固
定するとともに、下リムRa及び上リム載置板24cを介し
て上リムRbを上昇させ、上リムRbを上部スピンドル11に
装着固定する。そして下部スピンドル13を僅かに下降さ
せて上リム載置板24cをリム保管箱24の載置部24d上に載
置させるとともに、下リムRaをリム保管箱24の下リム載
置部24bから僅かに浮かせた状態とし、この状態で移載
用シリンダ34を作動させてリム保管箱24を支持レール32
側に移載し、上下動用シリンダ28でリム保管箱支持枠23
を上昇させる。その後従来と同様に下部スピンドル13を
下動させ、タイヤを下リムRaの上に載置した後に下部ス
ピンドル13を上動させて上リムRbと下リムRaとを結合
し、タイヤ内に所定圧力の空気を充填して所定の試験を
実施する。When the rim R is mounted on the vertical spindles 11 and 13 using the rim exchange device 20, the vertical movement cylinder 28 and the lateral movement cylinder 31 are operated to support the rim storage box 24 containing a predetermined rim. Support rail 32 and guide rail 21
Then, the transfer cylinder 34 is operated to transfer the rim storage box 24 to the guide rail 21 side. Next, the lower spindle 13 is raised to mount and fix the lower rim Ra on the lower spindle 13, and the upper rim Rb is raised via the lower rim Ra and the upper rim mounting plate 24c, and the upper rim Rb is attached to the upper spindle 11. Attach and fix. Then, the lower spindle 13 is slightly lowered to place the upper rim mounting plate 24c on the mounting portion 24d of the rim storage box 24, and the lower rim Ra is slightly moved from the lower rim mounting portion 24b of the rim storage box 24. Then, the transfer cylinder 34 is activated in this state to support the rim storage box 24 and the support rail 32.
Side, and the rim storage box support frame 23 with the vertical movement cylinder 28
Raise. After that, the lower spindle 13 is moved downward as in the conventional case, the tire is placed on the lower rim Ra, and then the lower spindle 13 is moved upward to connect the upper rim Rb and the lower rim Ra, and a predetermined pressure is applied to the tire. Fill with air and perform the prescribed test.
タイヤサイズ変更によりリムＲを交換する場合には、上
記手順を逆に行い上下リムRa,Rbを上下両スピンドル11,
13から取外してリム保管箱24内に収納するとともにリム
保管箱支持枠23に引取り、次いで横動用シリンダ31を作
動させて所望のリムを収納したリム保管箱24を移載位置
に移動させ、上記同様にして異なるリムＲを上下両スピ
ンドル11,13に装着固定する。When replacing the rim R by changing the tire size, the above procedure is reversed and the upper and lower rims Ra and Rb are attached to the upper and lower spindles 11,
Removed from 13 and housed in the rim storage box 24 and taken out to the rim storage box support frame 23, then operating the lateral movement cylinder 31 to move the rim storage box 24 containing the desired rim to the transfer position, In the same manner as above, different rims R are attached and fixed to the upper and lower spindles 11 and 13.
このように、リムＲの装着，交換は、各シリンダ12,28,
31,34を圧空あるいは油圧で作動させるだけで簡単に行
うことができる。また、試験に供されるリム以外は、前
記リム保管箱24内に収納されて架台22の上方位置に保管
されるため、その下部空間に、例えばタイヤ用コンベア
を配置することによりタイヤ搬送路として利用すること
ができる。さらにリム交換装置20に配置するリムサイズ
の変更は、リム保管箱24ごと行うことができ、簡単なホ
イスト等を付設しておくだけで容易に行うことが可能で
あり、加えて、各種リムの管理も、リム保管箱24に収納
した状態で行うことができるので、リム保管箱24にリム
サイズを表記しておくことにより、多数のリムの管理を
容易に行うことができる。In this way, the mounting and replacement of the rim R is performed for each cylinder 12, 28,
This can be easily done by operating pneumatic pressure or hydraulic pressure on 31,34. Further, other than the rim to be used for the test, since it is stored in the rim storage box 24 and stored at a position above the pedestal 22, the lower space thereof, for example, as a tire transport path by arranging a tire conveyor. Can be used. Furthermore, the rim size to be arranged in the rim exchange device 20 can be changed for each rim storage box 24, and it can be easily done by simply attaching a hoist or the like. Also, since it can be performed in a state where it is stored in the rim storage box 24, a large number of rims can be easily managed by indicating the rim size in the rim storage box 24.
以上説明したように、本考案のタイヤ試験機用リム交換
装置は、タイヤ試験機の側方に立設した架台の上部に、
複数組の支持レールを有し、かつ該支持レールと直交す
る方向に横移動及び上下動可能なリム保管箱支持枠を設
けて複数のリム保管箱を各支持レールに支持し、リム保
管箱支持枠を上下及び横方向に移動させて任意のリムを
スピンドルに装着できるようにしたから、リムの交換を
容易に行えるとともに複数のリムを常に待機状態にして
おくことができる。また、リムを架台の上部に保管する
ので、その下部を例えばタイヤ搬送路等に使用できるた
め、試験操作及び装置各部のメンテナンス等の作業性を
損うこともない。従って、タイヤ試験機の構成等に影響
されることなく設置することが可能であり、各種形態の
タイヤ試験機，タイヤユニフォミティマシンと組合せる
ことができる。As described above, the rim exchanging device for a tire testing machine according to the present invention is provided at the upper part of the pedestal standing upright on the side of the tire testing machine.
A rim storage box support frame that has a plurality of sets of support rails and that can move horizontally and vertically in the direction orthogonal to the support rails to support a plurality of rim storage boxes on each support rail, and supports the rim storage box. Since the frame is moved in the vertical and horizontal directions so that an arbitrary rim can be mounted on the spindle, the rim can be easily replaced and a plurality of rims can be kept in a standby state at all times. Further, since the rim is stored on the upper part of the gantry, the lower part thereof can be used for, for example, a tire conveying path, so that workability such as test operation and maintenance of each part of the apparatus is not impaired. Therefore, the tire testing machine can be installed without being affected by the configuration of the tire testing machine, and can be combined with various forms of tire testing machines and tire uniformity machines.
第１図は本考案のリム交換装置を装備したタイヤ試験機
の正面図、第２図は同じく側面図、第３図は同じく平面
図、第４図は要部の拡大断面図である。 10……タイヤ試験機、11……上部スピンドル、13……下
部スピンドル、20……リム交換装置、21……ガイドレー
ル、22……架台、23……リム保管箱支持枠、24……リム
保管箱、25……昇降枠、26……横動枠、27……昇降用ガ
イド軸、28……上下動用シリンダ、29……横動枠支持レ
ール、30……ガイドローラ、31……横動用シリンダ、32
……支持レール、33……ガイドローラ、34……移載用シ
リンダ、Ｒ……リムFIG. 1 is a front view of a tire testing machine equipped with the rim exchanging device of the present invention, FIG. 2 is a side view of the same, FIG. 3 is a plan view of the same, and FIG. 4 is an enlarged cross-sectional view of an essential part. 10 …… Tire tester, 11 …… Upper spindle, 13 …… Lower spindle, 20 …… Rim exchange device, 21 …… Guide rail, 22 …… Stand, 23 …… Rim storage box support frame, 24 …… Rim Storage box, 25 …… elevating frame, 26 …… horizontal frame, 27 …… elevating guide shaft, 28 …… vertical cylinder, 29 …… horizontal frame support rail, 30 …… guide roller, 31 …… sideways Dynamic cylinder, 32
…… Support rail, 33 …… Guide roller, 34 …… Transfer cylinder, R …… Rim
Claims (1)
部スピンドルと、該上部スピンドルに対向配置された昇
降可能、かつ回転可能な下部スピンドルとにより上下一
対のリムを着脱可能に保持し、該上下リムによりタイヤ
を保持するタイヤ試験機用のリム交換装置において、前
記上下一対のリムを前記両スピンドル側が開口したリム
保管箱内に載置し、前記タイヤ試験機の上部スピンドル
の上部側方に前記リム保管箱を案内する水平方向の一対
のガイドレールを設け、前記タイヤ試験機の側方に立設
した架台の上部に、前記ガイドレールに対応する複数組
の支持レールを有し、かつ該支持レールと直交する方向
に横移動及び上下動可能なリム保管箱支持枠を設けて複
数のリム保管箱を各支持レールに支持するとともに、前
記リム保管箱支持枠を下動及び横移動させて任意のリム
保管箱を支持する支持レールと前記ガイドレールとを合
致させる支持枠移動手段と、該支持レールに支持された
リム保管箱を、該支持レールと前記ガイドレールとの両
方向に移動させるリム保管箱移動手段とを設けたことを
特徴とするタイヤ試験機用リム交換装置。1. A pair of upper and lower rims are detachably held by an upper spindle rotatably provided in a tire testing machine and a lower spindle which is arranged to face the upper spindle and which can move up and down and rotate. In a rim exchanging device for a tire testing machine that holds a tire by means of upper and lower rims, the pair of upper and lower rims is placed in a rim storage box with both spindle sides opened, and on the upper side of the upper spindle of the tire testing machine. A pair of horizontal guide rails for guiding the rim storage box is provided, and a plurality of sets of support rails corresponding to the guide rails are provided on an upper part of a pedestal standing upright on the side of the tire testing machine, and A rim storage box support frame that can move horizontally and vertically in the direction orthogonal to the support rails is provided to support a plurality of rim storage boxes on each support rail and support the rim storage box. Support frame moving means for matching the guide rail with the support rail supporting any rim storage box by moving and moving the rim storage box, the rim storage box supported by the support rail, the support rail and the guide. A rim exchanging device for a tire testing machine, comprising: a rim storage box moving means for moving the rail in both directions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4223490U JPH0645874Y2 (en) | 1990-04-20 | 1990-04-20 | Rim replacement device for tire testing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4223490U JPH0645874Y2 (en) | 1990-04-20 | 1990-04-20 | Rim replacement device for tire testing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH041432U JPH041432U (en) | 1992-01-08 |
| JPH0645874Y2 true JPH0645874Y2 (en) | 1994-11-24 |
Family
ID=31553598
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4223490U Expired - Lifetime JPH0645874Y2 (en) | 1990-04-20 | 1990-04-20 | Rim replacement device for tire testing machine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0645874Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012063281A1 (en) * | 2010-11-10 | 2012-05-18 | 平田機工株式会社 | Tire uniformity machine and method for changing rims of tire uniformity machine |
| KR20130132865A (en) * | 2010-11-23 | 2013-12-05 | 마이크로-포이즈 메져먼트 시스템스, 엘엘씨 | Tire uniformity testing system |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6016695A (en) * | 1997-01-24 | 2000-01-25 | Illinois Tool Works Inc. | Tire uniformity testing system |
| JP6153497B2 (en) * | 2014-06-16 | 2017-06-28 | 株式会社神戸製鋼所 | Tire testing machine |
-
1990
- 1990-04-20 JP JP4223490U patent/JPH0645874Y2/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012063281A1 (en) * | 2010-11-10 | 2012-05-18 | 平田機工株式会社 | Tire uniformity machine and method for changing rims of tire uniformity machine |
| KR20130132865A (en) * | 2010-11-23 | 2013-12-05 | 마이크로-포이즈 메져먼트 시스템스, 엘엘씨 | Tire uniformity testing system |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH041432U (en) | 1992-01-08 |
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