JPH0672678A - Method and structure for mounting elevator door shoe - Google Patents
Method and structure for mounting elevator door shoeInfo
- Publication number
- JPH0672678A JPH0672678A JP22733692A JP22733692A JPH0672678A JP H0672678 A JPH0672678 A JP H0672678A JP 22733692 A JP22733692 A JP 22733692A JP 22733692 A JP22733692 A JP 22733692A JP H0672678 A JPH0672678 A JP H0672678A
- Authority
- JP
- Japan
- Prior art keywords
- door
- door shoe
- mounting base
- shoe
- reinforcing plate
- 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
- 238000000034 method Methods 0.000 title claims description 8
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 36
- 238000005728 strengthening Methods 0.000 claims description 8
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000005452 bending Methods 0.000 abstract description 23
- 229910001220 stainless steel Inorganic materials 0.000 abstract description 3
- 239000010935 stainless steel Substances 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Abstract
Description
【０００１】[0001]
【産業上の利用分野】この発明は、エレベータ用ドアシ
ューの取付方法及びその取付構造に関し、特に、ドアシ
ューの変形によるドアの開閉時の故障を低減させること
に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method of mounting an elevator door shoe and a mounting structure thereof, and more particularly to reducing troubles when the door is opened and closed due to deformation of the door shoe.
【０００２】[0002]
【従来の技術】図６は例えば従来のエレベータを示す側
面図、図７はドアシューを示す斜視図、図８はドアシュ
ーの側面図である。図６，７，８において、１はエレベ
ータのドア、２はドア１の下部に設けられた取付台、３
は床面に延設された敷居、４は取付台２に固定され且つ
敷居溝６内を摺動するドアシュー、４ａはドアシュー４
に設けられた支持板、５は支持板４ａを取付台２に固定
するためのボルト、７は建築物の壁面に固定されたドア
レール、８はドア１の上部に設けられドアレール７に沿
ってドア１を吊り下げ摺動させるためのハンガーローラ
である。2. Description of the Related Art FIG. 6 is a side view showing a conventional elevator, FIG. 7 is a perspective view showing a door shoe, and FIG. 8 is a side view of the door shoe. In FIGS. 6, 7 and 8, 1 is an elevator door, 2 is a mounting base provided under the door 1, 3
Is a sill extended to the floor surface, 4 is a door shoe fixed to the mounting base 2 and sliding in the sill groove 6, 4a is a door shoe 4
A support plate 5 provided for fixing the support plate 4a to the mounting base 2, 7 a door rail fixed to the wall surface of the building, 8 a door rail provided on the upper portion of the door 1 along the door rail 7 1 is a hanger roller for suspending and sliding 1.
【０００３】図７，８に示すように、前記支持板４ａ
は、取付台２に当接配置されると共に、２本のボルト５
によって固定されている。従って、ドアレール７上を転
動するハンガーローラ８により吊り下げられたドア１
は、ドアシュー４を介在させることにより、敷居溝６に
沿って開閉させることができる。As shown in FIGS. 7 and 8, the support plate 4a is
Is placed in contact with the mounting base 2 and the two bolts 5
Is fixed by. Therefore, the door 1 suspended by the hanger roller 8 rolling on the door rail 7
Can be opened and closed along the sill groove 6 by interposing the door shoe 4.
【０００４】[0004]
【発明が解決しようとする課題】従来のエレベータは、
以上のように構成されていたため、次のような課題が存
在していた。すなわち、荷物の積み出しや積み込み時
に、ドア１に荷物等が衝突し過大な荷重Ｐが加わった場
合、図９に示すように、取付台２の下端部２ａを支点と
して支持板４ａが変形することがあった。その変形の結
果、敷居溝６の壁面とドアシュー４との摩擦力が増大
し、ドア１の滑らかな開閉を困難なものにしていた。そ
して、荷物の度重なる衝突により、図１０に示すよう
に、支持板４ａがかなり折れ曲がり、敷居溝６内で噛み
込んでしまう場合があった。その結果、敷居溝６の壁面
とドアシュー４との摩擦力がドア１の開閉力より極めて
大きくなり、ドア１の開閉を不能にし、その補修にあた
って管理者に多大な負担を強いていた。The conventional elevator is
Since it was configured as described above, there were the following problems. That is, when a load or the like collides with the door 1 and an excessive load P is applied during loading or unloading of the load, the support plate 4a may be deformed with the lower end portion 2a of the mounting base 2 as a fulcrum, as shown in FIG. was there. As a result of the deformation, the frictional force between the wall surface of the threshold groove 6 and the door shoe 4 increases, making it difficult to smoothly open and close the door 1. Then, due to repeated collisions of luggage, as shown in FIG. 10, the support plate 4a may be considerably bent and may be caught in the threshold groove 6. As a result, the frictional force between the wall surface of the sill groove 6 and the door shoe 4 becomes extremely larger than the opening / closing force of the door 1, making it impossible to open / close the door 1 and imposing a great burden on the administrator in repairing it.
【０００５】この発明は、以上のような課題を解決する
ためになされたもので、特に、ドアシューの塑性変形に
対する強度を強くし、ドアへの不意の衝突に対してもド
アシューの変形によるドアの開閉時の故障を低減させる
ようにしたエレベータ用ドアシューの取付方法及びその
取付構造を得ることを目的とする。The present invention has been made in order to solve the above problems, and in particular, the strength of the door shoe against plastic deformation is increased, and the door shoe is deformed due to the deformation of the door shoe even in the case of an unexpected collision with the door. An object of the present invention is to obtain an elevator door shoe attachment method and its attachment structure that reduce failures during opening and closing.
【０００６】[0006]
【課題を解決するための手段】この発明に係る請求項１
におけるエレベータ用ドアシューの取付方法は、ドアシ
ューに設けられた支持板を、ドアの取付台に固定するエ
レベータ用ドアシューの取付方法において、前記取付台
と前記支持板との間に強化板を介挿させるものである。[Means for Solving the Problems] Claim 1 according to the present invention
In the method of mounting an elevator door shoe in the method of mounting an elevator door shoe in which a support plate provided on the door shoe is fixed to a door mounting base, a reinforcing plate is inserted between the mounting base and the supporting plate. It is a thing.
【０００７】この発明に係る請求項２におけるエレベー
タ用ドアシューの取付構造は、ドアシューに設けられた
支持板を、ドアの取付台にボルトを介して固定するよう
にしたエレベータ用ドアシューの取付構造において、前
記支持板と前記取付台との間に設けられた強化板と、こ
の強化板に設けられ前記ボルトを貫通させるための貫通
孔とを備えたものである。The elevator door shoe mounting structure according to claim 2 of the present invention is the elevator door shoe mounting structure in which a support plate provided on the door shoe is fixed to a door mounting base via bolts. The reinforcing plate is provided between the support plate and the mounting base, and a through hole for penetrating the bolt is provided in the reinforcing plate.
【０００８】[0008]
【作用】この発明に係る請求項１におけるエレベータ用
ドアシューの取付方法においては、ドアの取付台と、ド
アシューに設けた支持板との間に強化板を介挿させ、例
えば適切な締結手段によって、前記取付台と強化板と支
持板との三者を一緒に固定することにより、強化板の簡
単な取付作業をもって、ドアシューの曲げ強度を強くす
ることができる。In the elevator door shoe mounting method according to the first aspect of the present invention, the reinforcing plate is interposed between the door mounting base and the support plate provided on the door shoe, and, for example, by appropriate fastening means. By fixing the mounting base, the reinforcing plate, and the support plate together, the bending strength of the door shoe can be increased by a simple mounting operation of the reinforcing plate.
【０００９】この発明に係る請求項２におけるエレベー
タ用ドアシューの取付構造においては、ドアの取付台と
ドアシューの支持板との間に強化板を設け、この強化板
に設けられた貫通孔を挿通させるように、前記取付台と
強化板と支持板との三者をボルトによって一緒に固定す
ることにより、ドアシューの曲げ強度を強くし、ドアへ
の過大な荷重によるドアの開閉故障を極めて起こし難く
することができる。In the elevator door shoe mounting structure according to the second aspect of the present invention, a reinforcing plate is provided between the door mounting base and the door shoe supporting plate, and the through hole provided in the reinforcing plate is inserted. As described above, by fixing the three members of the mounting base, the strengthening plate and the supporting plate together by bolts, the bending strength of the door shoe is strengthened, and it is extremely difficult to cause a door opening / closing failure due to an excessive load on the door. be able to.
【００１０】[0010]
【実施例】以下、この発明によるエレベータ用ドアシュ
ーの取付構造の実施例を図について説明する。なお、従
来例と同一又は同等部分については、同一符号を用いて
説明する。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of a mounting structure for an elevator door shoe according to the present invention will be described below with reference to the drawings. In addition, the same or equivalent portions as those of the conventional example will be described using the same reference numerals.
【００１１】実施例１．図１はこの発明の実施例１によ
るドアシューの取付構造を示す斜視図、図２はドアシュ
ーの取付構造を示す断面図、図３はこの発明の要部をな
す強化板の他の実施例を示す斜視図である。Embodiment 1. 1 is a perspective view showing a mounting structure of a door shoe according to a first embodiment of the present invention, FIG. 2 is a sectional view showing a mounting structure of a door shoe, and FIG. 3 shows another embodiment of a reinforcing plate which is an essential part of the present invention. It is a perspective view.
【００１２】図１，２において１０はドアシュー４に設
けられた支持板４ａと、エレベータのドア１の下部に設
けられた取付台２との間に介挿される強化板である。こ
の強化板１０は、例えばＳＵＳ（ステンレス鋼）からな
り、ドアシュー４の支持板４ａの一面と完全に重なり合
う形状をなしている。すなわち、強化板１０は、支持板
４ａの高さ寸法Ｌ2と同じ高さ寸法Ｌ1を有すると共に、
両端で折り曲げられた一対の挟持片１０ａ，１０ｂを有
している。各挟持片１０ａ，１０ｂは、支持板４ａの両
端と嵌合させることができるので、ドアシュー４を取付
台２へ取り付けるにあたって、強化板１０の位置ずれや
脱落を容易に回避することができる。In FIGS. 1 and 2, reference numeral 10 is a strengthening plate interposed between a support plate 4a provided on the door shoe 4 and a mounting base 2 provided on the lower portion of the door 1 of the elevator. The reinforcing plate 10 is made of, for example, SUS (stainless steel), and has a shape that completely overlaps one surface of the support plate 4 a of the door shoe 4. That is, the reinforcing plate 10 has the same height dimension L 1 as the height dimension L 2 of the support plate 4a, and
It has a pair of holding pieces 10a and 10b bent at both ends. Since the sandwiching pieces 10a and 10b can be fitted to both ends of the support plate 4a, when the door shoe 4 is attached to the mounting base 2, the reinforcing plate 10 can be easily prevented from being displaced or dropped.
【００１３】ドア１の下部には溶接等で固定された取付
台２が設けられ、この取付台２には、ボルト５の雄ねじ
部５ａと螺合する雌ねじ部２ａが形成されている。そし
て、前記強化板１０及び支持板４ａには、ボルト５の雄
ねじ部５ａを貫通させるための貫通孔１０ｃ及び４ｂが
対をなして形成されている。また、雌ねじ部２ａ及び貫
通孔１０ｃ，４ｂは、取付台２と強化板１０と支持板４
ａとの三者を組み付けた場合に整列するような位置に形
成されている。A mounting base 2 fixed by welding or the like is provided at a lower portion of the door 1, and the mounting base 2 is formed with a female screw portion 2a to be screwed with a male screw portion 5a of the bolt 5. The reinforcing plate 10 and the supporting plate 4a are formed with a pair of through holes 10c and 4b for penetrating the male screw portion 5a of the bolt 5. In addition, the female screw portion 2a and the through holes 10c and 4b are provided on the mounting base 2, the reinforcing plate 10, and the support plate 4.
It is formed at such a position that it will be aligned when the three members a and a are assembled.
【００１４】ここで、支持板４ａを有するドアシュー４
を、ドア１の下部に設けられた取付台２に取付けるにあ
たって、先ず、強化板１０の挟持片１０ａ，１０ｂを支
持板４ａに嵌合させるようにして、強化板１０を支持板
４ａに当接配置させ、強化板１０の貫通孔１０ｃと支持
板４ａの貫通孔４ｂとを整列させる。その後、強化板１
０を取付台２に当接させて、支持板４ａの貫通孔４ｂと
取付台２の雌ねじ部２ａとを整列させる。そして、ドア
シュー４及び強化板１０をその状態に維持しつつ、座金
１１を挿入したボルト５の雄ねじ部５ａを貫通孔４ｂ，
１０ｃに挿入し、雄ねじ部５ａを雌ねじ部２ａに螺合さ
せながら、ボルト５を完全に締め付ける。その結果、取
付台２と支持板４ａとの間に強化板１０を固定配置する
ことができ、支持板４ａの曲げ強度を向上させている。Here, the door shoe 4 having the support plate 4a
When mounting the to the mounting base 2 provided at the lower part of the door 1, first, the sandwiching pieces 10a and 10b of the reinforcing plate 10 are fitted to the supporting plate 4a so that the reinforcing plate 10 contacts the supporting plate 4a. The through holes 10c of the reinforcing plate 10 and the through holes 4b of the support plate 4a are aligned with each other. After that, strengthening plate 1
0 is brought into contact with the mounting base 2 to align the through hole 4b of the support plate 4a with the female screw portion 2a of the mounting base 2. Then, while maintaining the door shoe 4 and the reinforcing plate 10 in that state, the male screw portion 5a of the bolt 5 into which the washer 11 is inserted is inserted into the through hole 4b,
10c, and the bolt 5 is completely tightened while the male screw portion 5a is screwed into the female screw portion 2a. As a result, the reinforcing plate 10 can be fixedly arranged between the mounting base 2 and the support plate 4a, and the bending strength of the support plate 4a is improved.
【００１５】ここで、強化板１０によりドアシュー４の
強度がどの程度向上するかの曲げ試験を行った。なお、
図４に示したドアシュー曲げ試験装置において、ドアシ
ュー４の支持板４ａの厚みＨを２３ｍｍとし、支持板４
ａの露出長さＫを６ｍｍ，支持板４ａの露出端（曲げ支
点）から曲げ荷重中心までの長さＪを１２ｍｍとし、そ
の試験結果は図５に示す。Here, a bending test was conducted to see how the strength of the door shoe 4 was improved by the reinforcing plate 10. In addition,
In the door shoe bending test apparatus shown in FIG. 4, the thickness H of the support plate 4a of the door shoe 4 is set to 23 mm, and the support plate 4 is
The exposed length K of a is 6 mm, the length J from the exposed end (bending fulcrum) of the support plate 4a to the center of the bending load is 12 mm, and the test results are shown in FIG.
【００１６】試験Ｉ 強化板１０のない場合のドアシュー４（これは従来のド
アシューに相当する）の曲げ試験を行った結果、ドアシ
ュー４の曲げ許容量を２ｍｍに設定した場合、ドアシュ
ー４の最大曲げ荷重は２１５ｋｇであった。Test I As a result of a bending test of the door shoe 4 (which corresponds to a conventional door shoe) without the reinforcing plate 10, when the bending allowance of the door shoe 4 is set to 2 mm, the maximum bending of the door shoe 4 is obtained. The load was 215 kg.
【００１７】試験ＩＩ １．０ｍｍの強化板１０を設けたドアシュー４の曲げ試
験を行った結果、ドアシュー４の曲げ許容量２．０ｍｍ
に対して、ドアシュー４の最大曲げ荷重は２５０ｋｇで
あった。Test II As a result of a bending test of the door shoe 4 provided with the 1.0 mm reinforced plate 10, the bending allowance of the door shoe 4 is 2.0 mm.
On the other hand, the maximum bending load of the door shoe 4 was 250 kg.
【００１８】試験III １．５ｍｍの強化板１０を設けたドアシュー４の曲げ試
験を行った結果、ドアシュー４の曲げ許容量２．０ｍｍ
に対して、ドアシュー４の最大曲げ荷重は３５０ｋｇで
あった。Test III As a result of a bending test of the door shoe 4 provided with the reinforcing plate 10 of 1.5 mm, the bending allowance of the door shoe 4 is 2.0 mm.
On the other hand, the maximum bending load of the door shoe 4 was 350 kg.
【００１９】上記試験Ｉ，ＩＩ，IIIの結果から、２３
ｍｍの厚みＨの支持板４ａに対して極めて薄いと思われ
る１．５ｍｍ程度の強化板１０にて、支持板４ａを補強
すると、最大曲げ荷重を１．５倍以上（２１５ｋｇ対３
５０ｋｇ）も向上させる得ることが判明した。From the results of the above tests I, II and III, 23
When the support plate 4a is reinforced with the strengthening plate 10 of about 1.5 mm which seems to be extremely thin with respect to the support plate 4a having a thickness H of mm, the maximum bending load is 1.5 times or more (215 kg vs. 3 mm).
It has been found that even 50 kg) can be improved.
【００２０】実施例２．この発明は前述の実施例１に限
定されるものではなく、図３に示すように、例えば、ボ
ルト５を挿入させるための二対の貫通孔１０ｃ，１０ｄ
を、強化板１０に形成することにより、支持板４ａに対
する強化板１０の位置決めを、状況に応じて容易に変え
ることができる。Example 2. The present invention is not limited to the above-described first embodiment, and as shown in FIG. 3, for example, two pairs of through holes 10c and 10d for inserting the bolt 5 are provided.
By forming the reinforcing plate 10 on the reinforcing plate 10, the positioning of the reinforcing plate 10 with respect to the support plate 4a can be easily changed according to the situation.
【００２１】[0021]
【発明の効果】この発明による請求項１のエレベータ用
ドアシューの取付方法は、ドアの取付台と、ドアシュー
に設けた支持板との間に強化板を介挿させ、例えば適切
な締結手段によって、前記取付台と強化板と支持板との
三者を一緒に固定するため、強化板の簡単な組付けによ
り、ドアシューの曲げ強度を極めて強くし、ドアシュー
の変形によるドアの開閉時の故障を低減させることがで
きるという優れた効果がある。According to the first aspect of the present invention, the method for mounting the elevator door shoe according to the present invention is characterized in that the reinforcing plate is interposed between the door mounting base and the support plate provided on the door shoe, and, for example, by appropriate fastening means. Since the mounting base, the strengthening plate and the support plate are fixed together, the bending strength of the door shoe is made extremely strong by simple assembly of the strengthening plate, and the failure when opening and closing the door due to the deformation of the door shoe is reduced. There is an excellent effect that it can be done.
【００２２】また、この発明による請求項２のエレベー
タ用ドアシューの取付構造は、ドアの取付台とドアシュ
ーの支持板との間に強化板を設け、この強化板に設けら
れた貫通孔を挿通させるように、前記取付台と強化板と
支持板との三者をボルトによって一緒に固定することに
より、ドアシューに加わる曲げ荷重に対して耐久性が向
上し、ドアへの過大な荷重により発生するドアの開閉故
障を、極めて起こし難くすることができるという優れた
効果がある。According to a second aspect of the present invention, the elevator door shoe mounting structure according to the present invention has a reinforcing plate provided between the door mounting base and the door shoe supporting plate, and the through hole provided in the reinforcing plate is inserted therethrough. As described above, by fixing the mounting base, the reinforcing plate and the supporting plate together by bolts, the durability against the bending load applied to the door shoe is improved, and the door generated by an excessive load on the door is generated. There is an excellent effect that it is possible to make it extremely difficult to cause the switching failure of the.
【図１】この発明の実施例１によるドアシューの取付構
造を示す斜視図である。FIG. 1 is a perspective view showing a door shoe mounting structure according to a first embodiment of the present invention.
【図２】この発明のドアシューの取付構造を示す断面図
である。FIG. 2 is a cross-sectional view showing a door shoe mounting structure of the present invention.
【図３】この発明の要部をなす強化板の実施例２を示す
斜視図である。FIG. 3 is a perspective view showing a second embodiment of a strengthening plate which is an essential part of the present invention.
【図４】ドアシューの曲げ試験装置の要部を示す断面図
である。FIG. 4 is a cross-sectional view showing a main part of a bending test device for a door shoe.
【図５】ドアシューの曲げ試験結果を示すグラフであ
る。FIG. 5 is a graph showing a bending test result of a door shoe.
【図６】従来のエレベータを示す側面図である。FIG. 6 is a side view showing a conventional elevator.
【図７】従来のドアシューを示す斜視図である。FIG. 7 is a perspective view showing a conventional door shoe.
【図８】従来のドアシューの側面図である。FIG. 8 is a side view of a conventional door shoe.
【図９】従来のドアシューの曲がり状態を示す断面図で
ある。FIG. 9 is a cross-sectional view showing a bent state of a conventional door shoe.
【図１０】ドアシューが図９の状態から更に曲がった状
態を示す断面図である。10 is a cross-sectional view showing a state where the door shoe is further bent from the state of FIG.
１ ドア ２ 取付台 ４ ドアシュー ４ａ 支持板 ５ ボルト １０ 強化板 １０ｃ 貫通孔 1 Door 2 Mounting Base 4 Door Shoe 4a Support Plate 5 Bolt 10 Reinforcement Plate 10c Through Hole
Claims (2)
の取付台に固定するエレベータ用ドアシューの取付方法
において、 前記取付台と前記支持板との間に強化板を介挿させるこ
とを特徴とするエレベータ用ドアシューの取付方法。1. A method of mounting an elevator door shoe, wherein a support plate provided on a door shoe is fixed to a door mounting base, wherein a reinforcing plate is interposed between the mounting base and the supporting plate. How to install elevator door shoes.
の取付台にボルトを介して固定するようにしたエレベー
タ用ドアシューの取付構造において、 前記支持板と前記取付台との間に設けられた強化板と、
この強化板に設けられ前記ボルトを貫通させるための貫
通孔とを備えたことを特徴とするエレベータ用ドアシュ
ーの取付構造。2. An elevator door shoe mounting structure in which a support plate provided on a door shoe is fixed to a door mounting base via bolts, the mounting structure being provided between the support plate and the mounting base. A strengthening board,
A mounting structure for an elevator door shoe, comprising: a through hole provided in the reinforcing plate for penetrating the bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP22733692A JP2612135B2 (en) | 1992-08-26 | 1992-08-26 | Elevator door shoe mounting method and mounting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP22733692A JP2612135B2 (en) | 1992-08-26 | 1992-08-26 | Elevator door shoe mounting method and mounting structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0672678A true JPH0672678A (en) | 1994-03-15 |
| JP2612135B2 JP2612135B2 (en) | 1997-05-21 |
Family
ID=16859216
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP22733692A Expired - Fee Related JP2612135B2 (en) | 1992-08-26 | 1992-08-26 | Elevator door shoe mounting method and mounting structure |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2612135B2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008137021A3 (en) * | 2007-05-03 | 2008-12-24 | Charles Michaels Donald | Reinforced elevator door guide |
| KR100897746B1 (en) * | 2007-02-23 | 2009-05-19 | (주)광원엘리베이터 | Door shoe with prevent an separation skill and structure with it |
| US20120024822A1 (en) * | 2009-02-27 | 2012-02-02 | Jfe Steel Corporation | Combination welding method using combination of gas metal arc welding and submerged-arc welding and combination arc welding machine |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100910185B1 (en) * | 2007-09-14 | 2009-07-31 | 교보리얼코 주식회사 | Reinforcement device for elevator door shoes |
-
1992
- 1992-08-26 JP JP22733692A patent/JP2612135B2/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100897746B1 (en) * | 2007-02-23 | 2009-05-19 | (주)광원엘리베이터 | Door shoe with prevent an separation skill and structure with it |
| WO2008137021A3 (en) * | 2007-05-03 | 2008-12-24 | Charles Michaels Donald | Reinforced elevator door guide |
| US8181394B2 (en) | 2007-05-03 | 2012-05-22 | Donald Charles Michaels | Reinforced elevator door guide |
| US20120024822A1 (en) * | 2009-02-27 | 2012-02-02 | Jfe Steel Corporation | Combination welding method using combination of gas metal arc welding and submerged-arc welding and combination arc welding machine |
| US9321119B2 (en) | 2009-02-27 | 2016-04-26 | Jfe Steel Corporation | Combination welding method using combination of gas metal arc welding and submerged-arc welding and combination arc welding machine |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2612135B2 (en) | 1997-05-21 |
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