JPH0761288A - Vehicle exterior visual confirmation device - Google Patents
Vehicle exterior visual confirmation deviceInfo
- Publication number
- JPH0761288A JPH0761288A JP23225993A JP23225993A JPH0761288A JP H0761288 A JPH0761288 A JP H0761288A JP 23225993 A JP23225993 A JP 23225993A JP 23225993 A JP23225993 A JP 23225993A JP H0761288 A JPH0761288 A JP H0761288A
- Authority
- JP
- Japan
- Prior art keywords
- mirror
- visual field
- concave
- concave mirror
- magnification
- 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.)
- Granted
Links
Landscapes
- Optical Elements Other Than Lenses (AREA)
- Rear-View Mirror Devices That Are Mounted On The Exterior Of The Vehicle (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は自動車のサイドミラー等
として用いられて好適であり、詳しくは鏡面手段に映る
後方視野像を拡大、縮小可能にした車外視認装置に関す
る。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention is suitable for use as a side mirror or the like of an automobile, and more particularly to an exterior visual recognition device capable of enlarging and reducing a rear view image reflected on a mirror surface means.
【０００２】[0002]
【従来の技術】従来、自動車のサイドミラー等において
は、後方視野を有効に、かつ、安全に取り込むために種
々の提案がなられている。例えば、実開平２−１２８６
５０においては、後方視野をレンズで取り込み、これを
凹面鏡に映し出す方法が開示され、また公特平３−５０
３７５２においてはプリズムを用いて後方視野を取り込
む方法が開示されている。2. Description of the Related Art Conventionally, various proposals have been made for an automobile side mirror and the like in order to effectively and safely capture a rear visual field. For example, actual Kaihei 2-1286
No. 50 discloses a method of capturing the rear visual field with a lens and projecting it on a concave mirror.
3752 discloses a method of capturing a rear visual field using a prism.
【０００３】[0003]
【発明が解決しようとする課題】しかしながら、自動車
の走行スピードや周囲の交通状況に応じて認識できる視
野の領域を変化させたい場合や自動車をバックさせる際
に後方視野を拡大、縮小して安全性を確認したい場合等
においては、上述した方法では対処できない問題があ
る。そこで本発明は、後方視野を任意に拡大、縮小でき
るようにして上記要求を満たすことが可能な車外視認装
置を提供することを目的とする。However, when it is desired to change the recognizable area of the visual field according to the traveling speed of the vehicle and the surrounding traffic conditions, or when the vehicle is backed, the rear visual field is enlarged or reduced to improve safety. When it is desired to check, there is a problem that cannot be dealt with by the above method. Therefore, an object of the present invention is to provide an exterior visual recognition device capable of satisfying the above-mentioned requirements by allowing the rear visual field to be arbitrarily enlarged or reduced.
【０００４】[0004]
【課題を解決するための手段】上記目的を達成するた
め、後方視野光を集光する集光手段と、該集光手段に集
光された後方視野を映す鏡面手段とを有してなる車外視
認装置において、前記集光手段と前記鏡面手段との間に
配設されて、前記集光手段が集光した前記後方視野光を
拡大又は縮小する倍率変換装置と、該倍率変換装置を前
記集光手段の光軸に略平行に移動させて前記鏡面手段に
映る前記後方視野の拡大率又は縮小率を変える駆動装置
とを有してなる、ことを特徴とする。In order to achieve the above object, an exterior of a vehicle having a condensing means for condensing rear view light and a mirror surface means for projecting a rear visual field condensed on the condensing means. In the visual recognition device, a magnification conversion device, which is disposed between the light converging means and the mirror surface means, enlarges or reduces the rear view light condensed by the light condensing means, and the magnification conversion device. And a drive device for changing the enlargement ratio or reduction ratio of the rear visual field reflected on the mirror surface means by moving the optical means substantially parallel to the optical axis.
【０００５】また、後方視野光を集光する集光手段と、
該集光手段に集光された後方視野を映す鏡面手段とを有
してなる車外視認装置において、前記集光手段の一方の
鏡面が凹面鏡部をなし、他方の鏡面が凸面鏡部をなすと
共に、前記集光手段からの後方視野を前記凹面鏡部又は
前記凸面鏡部のいずれかに映すべく前記鏡面手段を回動
させる鏡回動装置を有してなる、ことを特徴とする。Further, a condensing means for condensing the rear visual field light,
In an exterior visual recognition device having a mirror surface means for displaying a rear visual field focused on the light focusing means, one mirror surface of the light focusing means forms a concave mirror portion, and the other mirror surface forms a convex mirror portion, It is characterized by comprising a mirror rotation device for rotating the mirror surface means so that the rear visual field from the condensing means is reflected on either the concave mirror portion or the convex mirror portion.
【０００６】[0006]
【作用】上記構成に基づき、集光手段により集光された
後方視野を倍率変換装置により拡大、縮小して鏡面手段
に映す。この際、拡大率又は縮小率の変更は駆動装置に
より集光手段と倍率変換装置との距離を変えることによ
り行う。According to the above construction, the rear visual field condensed by the condensing means is enlarged and reduced by the magnification conversion device and reflected on the mirror means. At this time, the enlargement ratio or the reduction ratio is changed by changing the distance between the condensing means and the magnification conversion device by the driving device.
【０００７】また、鏡面手段の表裏面を鏡面として、凹
面鏡部及び凸面鏡部を構成する。そして鏡面手段を鏡回
動装置により回動させて後方視野を凹面鏡部又は凸面鏡
部のいずれかに映しすことにより、後方視野の拡大又は
縮小を行う。Further, the front and back surfaces of the mirror surface means are mirror surfaces to form a concave mirror portion and a convex mirror portion. Then, the mirror surface device is rotated by the mirror rotating device to display the rear visual field on either the concave mirror portion or the convex mirror portion, thereby enlarging or reducing the rear visual field.
【０００８】[0008]
【実施例】本発明の各実施例の説明に先立ち、車外視認
装置の外観を図１に示す斜視図により説明する。無論、
車外視認装置の外観はこれに限定されるものではない。
車外視認装置１０は後方視野光を集光する対物レンズ３
がボデー２に取付けられた構造を有している。そして対
物レンズ３からの後方視野は凹面鏡４又は凹凸面鏡６に
映され、開口部５を通して認識される。以下、この車外
視認装置の内部構造に関する幾つかの実施例を分説す
る。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Prior to the description of each embodiment of the present invention, the external appearance of a vehicle exterior visual recognition apparatus will be described with reference to the perspective view shown in FIG. Of course,
The external appearance of the vehicle exterior visual recognition device is not limited to this.
The external visual confirmation device 10 includes an objective lens 3 that collects rear view light.
Has a structure attached to the body 2. Then, the rear visual field from the objective lens 3 is reflected on the concave mirror 4 or the concave-convex mirror 6, and is recognized through the opening 5. Hereinafter, some examples regarding the internal structure of the vehicle exterior visual recognition device will be explained.
【０００９】＜実施例１＞図２は本実施例１に係る車外
視認装置１０の内部構造を示す水平断面図であり、図３
は図２におけるＡ−Ａ矢視断面を示している。本実施例
２では対物レンズ３として凹レンズを用い、また凹面鏡
４と対物レンズ３との間には倍率変換装置３０が設けら
れている。そして倍率変換装置３０を対物レンズ３の光
軸と略平行に移動させる駆動装置４０がボデー底部２ａ
内に設けられている。倍率変換装置３０は、中間レンズ
２０と、これを支持する支持部材２２からなり、支持部
材２２の下部２１にはラック歯車２４が設けられてい
る。また駆動装置４０は、複数の減速歯車２６，２７，
２８を有し、これによりモータ２９の回転数を減速して
ピニオン歯車２５に駆動力を伝達している。そしてモー
タ２９を回転させると、駆動力がピニオン歯車２５から
ラック歯車２４に伝達され、倍率変換装置３０が図１に
示す矢印Ｄ１又は矢印Ｄ２の方向に移動するようにな
る。<Embodiment 1> FIG. 2 is a horizontal cross-sectional view showing the internal structure of the exterior visual confirmation device 10 according to Embodiment 1.
Shows a cross section taken along the line AA in FIG. In the second embodiment, a concave lens is used as the objective lens 3, and a magnification conversion device 30 is provided between the concave mirror 4 and the objective lens 3. The drive device 40 that moves the magnification conversion device 30 substantially parallel to the optical axis of the objective lens 3 is a body bottom 2a.
It is provided inside. The magnification conversion device 30 includes an intermediate lens 20 and a support member 22 that supports the intermediate lens 20, and a rack gear 24 is provided on a lower portion 21 of the support member 22. Further, the drive device 40 includes a plurality of reduction gears 26, 27,
28, by which the rotation speed of the motor 29 is reduced to transmit the driving force to the pinion gear 25. Then, when the motor 29 is rotated, the driving force is transmitted from the pinion gear 25 to the rack gear 24, and the magnification conversion device 30 moves in the direction of arrow D1 or arrow D2 shown in FIG.
【００１０】上記構成により、倍率変換装置３０を移動
させることにより凹面鏡４に映る後方視野を拡大又は縮
小することができる。なお中間レンズ２０として凹レン
ズ又は凸レンズのいずれを用いるかにより倍率変換装置
３０の移動方向が逆転する（図１においては凹レンズを
想定している）。これらの関係をまとめたものを表１に
示す。With the above structure, the rear visual field reflected on the concave mirror 4 can be enlarged or reduced by moving the magnification conversion device 30. The moving direction of the magnification conversion device 30 is reversed depending on whether a concave lens or a convex lens is used as the intermediate lens 20 (a concave lens is assumed in FIG. 1). Table 1 shows a summary of these relationships.
【００１１】[0011]
【表１】 なお、中間レンズ２０に凹レンズ又は凸レンズのどちら
を用いるかは、必要とされる倍率等考慮して適宜選択さ
れる。[Table 1] It should be noted that whether to use a concave lens or a convex lens for the intermediate lens 20 is appropriately selected in consideration of the required magnification and the like.
【００１２】＜実施例２＞図４は本実施例２に係る車外
視認装置１０の内部構造を示す水平断面図を示し、図５
は図４におけるＢーＢ矢視断面を示している。また、図
６は後述する倍率変換用レンズの斜視図を示している。
なお、実施例１と構成が同じ部分については同一符号を
付して説明を省略する。<Embodiment 2> FIG. 4 is a horizontal cross-sectional view showing the internal structure of the exterior visual recognition device 10 according to Embodiment 2, and FIG.
Shows a cross section taken along the line BB in FIG. FIG. 6 shows a perspective view of a magnification conversion lens described later.
The same parts as those in the first embodiment are designated by the same reference numerals and the description thereof will be omitted.
【００１３】実施例１ではラック歯車２４にモータ２９
の駆動力を伝達して倍率変換装置３０を略平行移動させ
ていた。この点に関し本実施例２では、中間レンズ２０
を支持する支持部材２２とボデー２に固着されたねじ部
２ａとが歯合し、支持部材２２が回転することに支持部
材２２が進退し、対物レンズ３との距離を変えるように
なっている。この支持部材２２の回動力は支持部材２２
と歯合した歯車２７ｂから伝達され、歯車２７ｂにはモ
ータ２９の回動力が伝達されるようになっている。な
お、実施例１及び実施例２における中間レンズ２０は、
複数のレンズからなる複合レンズであっても良く、また
手動により中間レンズ２０を移動させてもよい。In the first embodiment, the rack gear 24 is provided with a motor 29.
The driving force is transmitted to move the magnification conversion device 30 substantially in parallel. Regarding this point, in the second embodiment, the intermediate lens 20
The supporting member 22 for supporting the supporting member 22 and the screw portion 2a fixed to the body 2 mesh with each other, and the supporting member 22 moves forward and backward when the supporting member 22 rotates, so that the distance from the objective lens 3 is changed. . The turning force of this support member 22 is
The rotating force of the motor 29 is transmitted from the gear 27b meshed with the gear 27b. The intermediate lens 20 in each of the first and second embodiments is
It may be a compound lens composed of a plurality of lenses, or the intermediate lens 20 may be manually moved.
【００１４】＜実施例３＞図７は本実施例３に係る車外
視認装置の内部構造を示す水平断面図を示ししている。
また、図８は凹面鏡部の正面図を示し、図９にその斜視
図を示す。なお、実施例１と構成が同じ部分については
同一符号を付して説明を省略する。本実施例１又は２に
おいては、倍率変換装置３０を用い、これと対物レンズ
３との距離を変えることにより凹面鏡４に映る後方視野
像の倍率を設定していた。この点に関し、本実施例３で
は凹面鏡４の裏面形状が凸面となることを利用して、こ
の凸面を凸面鏡にした実施例である。図７に見られる様
に、車外視認装置１０の内部には凹凸面鏡６が設けら
れ、この凹凸面鏡６の片方の面が凹面鏡部６ａ、他方の
面が凸面鏡部６ｂとなっている。また凹凸面鏡６の回動
軸６０は鏡回動装置５０と係合して、鏡回動装置５０の
モータ２９から回動力を複数の歯車２６，２７，２８に
より回動軸６０に減速伝達することにより凹凸面鏡６を
回動軸６０の回りに回動すようにしている。<Embodiment 3> FIG. 7 is a horizontal sectional view showing the internal structure of the vehicle visual recognition apparatus according to the third embodiment.
Further, FIG. 8 shows a front view of the concave mirror portion, and FIG. 9 shows a perspective view thereof. The same parts as those in the first embodiment are designated by the same reference numerals and the description thereof will be omitted. In the first or second embodiment, the magnification conversion device 30 is used, and the distance between the objective conversion lens 3 and the conversion device 30 is changed to set the magnification of the rear view image reflected on the concave mirror 4. In this regard, the third embodiment is an example in which the convex surface is used as a convex mirror by utilizing the fact that the shape of the back surface of the concave mirror 4 is convex. As shown in FIG. 7, a concave-convex mirror 6 is provided inside the exterior visual confirmation device 10, and one surface of the concave-convex mirror 6 is a concave mirror portion 6a and the other surface is a convex mirror portion 6b. Further, the rotating shaft 60 of the concave-convex mirror 6 is engaged with the mirror rotating device 50, and the rotational force from the motor 29 of the mirror rotating device 50 is decelerated and transmitted to the rotating shaft 60 by the plurality of gears 26, 27, 28. As a result, the concave-convex mirror 6 is rotated around the rotation shaft 60.
【００１５】上記構成において、運転者が後方視野を拡
大して見たい時は、凹凸面鏡６を回動させて対物レンズ
３からの後方視野を凹面鏡部６ａに映し、また後方視野
を縮小してみたい時は凸面鏡部６ｂに後方視野が映る様
に凹凸面鏡６を回動させれば良い。なお、本実施例３と
上述した実施例１又は２との結合した態様の実施例も可
能であり、また凹凸面鏡６の回動を手動で行ってもよ
い。In the above structure, when the driver wants to enlarge the rear visual field, he / she rotates the concave-convex mirror 6 to project the rear visual field from the objective lens 3 on the concave mirror portion 6a, and also to reduce the rear visual field. The concave-convex mirror 6 may be rotated so that the rear visual field is reflected on the convex mirror 6b. An embodiment in which the third embodiment is combined with the above-described first or second embodiment is also possible, and the concave-convex mirror 6 may be manually rotated.
【００１６】[0016]
【効果】以上説明した様に、凹面鏡又は凹凸面鏡に映る
後方視野を拡大、縮小することができるので自動車の走
行スピードや周囲の交通状況に応じて認識できる視野領
域を変えることが可能となり、また自動車をバックさせ
る際の安全性を向上させることが可能になった。[Effect] As described above, since the rear visual field reflected on the concave mirror or the concave-convex mirror can be enlarged or reduced, it is possible to change the recognizable visual field area according to the traveling speed of the vehicle and the surrounding traffic conditions. It has become possible to improve the safety when backing up a car.
【図１】本発明の実施例の説明に適用される車外視認装
置の斜視図である。FIG. 1 is a perspective view of an exterior visual confirmation device applied to the description of an embodiment of the present invention.
【図２】実施例１の説明に適用される車外視認装置の水
平断面図である。FIG. 2 is a horizontal cross-sectional view of an exterior visual confirmation device applied to the description of the first embodiment.
【図３】図２におけるＡ−Ａ矢視での断面図である。FIG. 3 is a sectional view taken along the line AA in FIG.
【図４】実施例２の説明に適用される車外視認装置の水
平断面図である。FIG. 4 is a horizontal cross-sectional view of an exterior visual confirmation device applied to the description of the second embodiment.
【図５】図４におけるＢ−Ｂ矢視での断面図である。5 is a sectional view taken along the line BB in FIG.
【図６】図４における中間レンズ部の斜視図である。FIG. 6 is a perspective view of an intermediate lens unit in FIG.
【図７】実施例３の説明に適用される車外視認装置の水
平断面図である。FIG. 7 is a horizontal cross-sectional view of an exterior visual confirmation device applied to the description of the third embodiment.
【図８】図７における凹凸面鏡部の正面図である。8 is a front view of the uneven mirror portion in FIG.
【図９】図８の斜視図である。9 is a perspective view of FIG. 8. FIG.
３ 対物レンズ（集光手段） ４ 凹面鏡（鏡面手段） ６ 凹凸面鏡（鏡面手段） ６ａ 凹面鏡部 ６ｂ 凸面鏡部 １０ 車外視認装置 ３０ 倍率変換装置 ４０ 駆動装置 ５０ 鏡回動装置 3 Objective Lens (Condensing Means) 4 Concave Mirror (Mirror Surface Means) 6 Concavo-Convex Mirror (Mirror Surface Means) 6a Concave Mirror 6b Convex Mirror 10 Exterior Visibility Device 30 Magnification Converter 40 Drive Device 50 Mirror Rotating Device
【手続補正書】[Procedure amendment]
【提出日】平成５年９月３０日[Submission date] September 30, 1993
【手続補正２】[Procedure Amendment 2]
【補正対象書類名】明細書[Document name to be amended] Statement
【補正対象項目名】００１４[Correction target item name] 0014
【補正方法】変更[Correction method] Change
【補正内容】[Correction content]
【００１４】＜実施例３＞図７は本実施例３に係る車外
視認装置の内部構造を示す水平断面図を示している。ま
た、図８は凹面鏡部の正面図を示し、図９にその斜視図
を示す。なお、実施例１と構成が同じ部分については同
一符号を付して説明を省略する。本実施例１又は２にお
いては、倍率変換装置３０を用い、これと対物レンズ３
との距離を変えることにより凹面鏡４に映る後方視野像
の倍率を設定していた。この点に関し、本実施例３では
凹面鏡４の裏面形状が凸面となることを利用して、この
凸面を凸面鏡にした実施例である。図７に見られる様
に、車外視認装置１０の内部には凹凸面鏡６が設けら
れ、この凹凸面鏡６の片方の面が凹面鏡部６ａ、他方の
面が凸面鏡部６ｂとなっている。また凹凸面鏡６の回動
軸６０は鏡回動装置５０と係合して、鏡回動装置５０の
モータ２９から回動力を複数の歯車２６，２７，２８に
より回動軸６０に減速伝達することにより凹凸面鏡６を
回動軸６０の回りに回動すようにしている。[0014] <Example 3> FIG. 7 shows a horizontal sectional view showing the internal structure of the vehicle exterior viewing apparatus according to the third embodiment. Further, FIG. 8 shows a front view of the concave mirror portion, and FIG. 9 shows a perspective view thereof. The same parts as those in the first embodiment are designated by the same reference numerals and the description thereof will be omitted. In the first or second embodiment, the magnification conversion device 30 is used, and this and the objective lens 3 are used.
The magnification of the rear visual field image reflected on the concave mirror 4 was set by changing the distance between the concave mirror 4 and. In this regard, the third embodiment is an example in which the convex surface is used as a convex mirror by utilizing the fact that the shape of the back surface of the concave mirror 4 is convex. As shown in FIG. 7, a concave-convex mirror 6 is provided inside the exterior visual confirmation device 10, and one surface of the concave-convex mirror 6 is a concave mirror portion 6a and the other surface is a convex mirror portion 6b. Further, the rotating shaft 60 of the concave-convex mirror 6 is engaged with the mirror rotating device 50, and the rotational force from the motor 29 of the mirror rotating device 50 is decelerated and transmitted to the rotating shaft 60 by the plurality of gears 26, 27, 28. As a result, the concave-convex mirror 6 is rotated around the rotation shaft 60.
Claims (2)
光手段に集光された後方視野を映す鏡面手段とを有して
なる車外視認装置において、 前記集光手段と前記鏡面手段との間に配設されて、前記
集光手段が集光した後方視野光を拡大又は縮小する倍率
変換装置と、 該倍率変換装置を前記集光手段の光軸と略平行に移動さ
せて前記鏡面手段に映る後方視野の倍率を変える駆動装
置とを有してなる、 ことを特徴とする車外視認装置。1. A vehicle exterior visual confirmation apparatus comprising a condensing means for condensing rear view light and a mirror surface means for projecting a rear visual field condensed on the condensing means, the condensing means and the mirror surface. A magnification conversion device which is disposed between the condensing means and enlarges or reduces the rear view light condensed by the condensing means; and the magnification conversion device which is moved substantially parallel to the optical axis of the condensing means. And a drive device for changing the magnification of the rear visual field reflected on the mirror surface means.
光手段に集光された後方視野を映す鏡面手段とを有して
なる車外視認装置において、 前記集光手段が凹面鏡部と、該凹面鏡部の裏面に凸面鏡
部とを備えると共に、回動軸を備え、かつ、 前記集光手段からの後方視野を前記凹面鏡部又は前記凸
面鏡部のいずれかに映すべく前記鏡面手段を前記回動軸
の回りに回動させる鏡回動装置を有してなる、 ことを特徴とする車外視認装置。2. A vehicle exterior visual confirmation apparatus comprising a condensing means for condensing rear view light and a mirror surface means for projecting a rear visual field condensed on the condensing means, wherein the condensing means is a concave mirror portion. And a convex mirror portion on the back surface of the concave mirror portion, a rotation axis, and the mirror surface means for projecting a rear visual field from the condensing means on either the concave mirror portion or the convex mirror portion. An exterior visual recognition device comprising a mirror rotation device that rotates about a rotation axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP05232259A JP3140893B2 (en) | 1993-08-26 | 1993-08-26 | Outside view device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP05232259A JP3140893B2 (en) | 1993-08-26 | 1993-08-26 | Outside view device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0761288A true JPH0761288A (en) | 1995-03-07 |
| JP3140893B2 JP3140893B2 (en) | 2001-03-05 |
Family
ID=16936466
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP05232259A Expired - Fee Related JP3140893B2 (en) | 1993-08-26 | 1993-08-26 | Outside view device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3140893B2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2000069682A1 (en) * | 1999-05-19 | 2000-11-23 | Myung Duk Kho | Sideview mirror for vehicles and angle control device thereof |
| US8331038B1 (en) * | 2008-09-30 | 2012-12-11 | Magna Mirrors Of America, Inc. | Vehicular rearview/sideview mirror assembly utilizing afocal optical assembly |
| DE202017000462U1 (en) | 2016-02-04 | 2017-04-21 | Ykk Corporation | Slider for a zipper |
-
1993
- 1993-08-26 JP JP05232259A patent/JP3140893B2/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2000069682A1 (en) * | 1999-05-19 | 2000-11-23 | Myung Duk Kho | Sideview mirror for vehicles and angle control device thereof |
| US6590725B2 (en) | 1999-05-19 | 2003-07-08 | Myung Duk Kho | Sideview mirror for vehicles and angle adjusting device thereof |
| US8331038B1 (en) * | 2008-09-30 | 2012-12-11 | Magna Mirrors Of America, Inc. | Vehicular rearview/sideview mirror assembly utilizing afocal optical assembly |
| DE202017000462U1 (en) | 2016-02-04 | 2017-04-21 | Ykk Corporation | Slider for a zipper |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3140893B2 (en) | 2001-03-05 |
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| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |