JP2011256584A - Lock device for sliding door type automatic door device - Google Patents

Lock device for sliding door type automatic door device Download PDF

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JP2011256584A
JP2011256584A JP2010131431A JP2010131431A JP2011256584A JP 2011256584 A JP2011256584 A JP 2011256584A JP 2010131431 A JP2010131431 A JP 2010131431A JP 2010131431 A JP2010131431 A JP 2010131431A JP 2011256584 A JP2011256584 A JP 2011256584A
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locking
door
latch body
locking member
lock
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JP5039173B2 (en
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Shiro Segawa
志朗 瀬川
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Takigen Manufacturing Co Ltd
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Takigen Manufacturing Co Ltd
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Abstract

PROBLEM TO BE SOLVED: To provide a lock device for preventing picking, easy to be retrofitted to an existing automatic door device and inexpensively installable.SOLUTION: A lock device 1 comprises: engaging members 2 each screwed in to left and right door bodies D; a latch body 3 engaged and disengaged with the engaging members; and a push lock device 4 fastened to the latch body. Each of the engaging members 2 is provided with a hook part 22 at one lateral end of an attachment part 21 screwed in a front surface near the butted side ends of the left and right door bodies D. The latch body 3 has engaging pieces 32 engaging with the hook members 22 in the left and right portions of a support member 31, respectively. The push lock device 4 projects a lock pin 43 from the latch body 3 toward the engaging members 2 and retracts therefrom, and is freely engageable/disengageable with/from a stopper part 23 of the engaging members 2. By making the latch body 3 engage with the engaging members 2 and the lock pin 43 of the push lock device 4 engage with the stopper part 23 of the engaging members 2 to perform locking, the latch body 3 is locked and fixed between the two engaging members 2, 2, thus the pair of door bodies D are joined together to be kept closed.

Description

この発明は、建物の出入り口に設けられる引き戸式の自動ドア装置において、一対のドア体を閉鎖位置において錠止するロック装置に関し、更に詳しくは、施錠状態の一対のドア体が強制的にガイド溝から持ち上げられても両者の結合が外れることがない、自動ドアのこじ開け防止用のロック装置に係るものである。   The present invention relates to a locking device for locking a pair of door bodies in a closed position in a sliding door type automatic door device provided at a doorway of a building, and more specifically, a pair of door bodies in a locked state is forcibly guided grooves. It is related to a locking device for preventing the opening of an automatic door that is not released from the coupling even when lifted from the door.

建物の出入り口となる開口部に左右一対のドア体を設け、このドア体を自動開閉機構により開口部の幅方向（左右方向）に開閉作動させるようにした引き戸式の自動ドア装置が知られている。このような自動ドア装置においては、ドア体の戸先側に、下方に向けて出没自在にロック体が設けられ、ドア体の移動案内をするガイド溝にロック受けが設けられる。全閉姿勢のドア体から下方に向けて突出するロック体が、ロック受けに係合することにより、ドア体の開放規制を行う。ところが、このようなロック装置においては、ドア体をバール等で強くこじ上げるような動作があった場合には、ロック体とロック受けとの係合が解除されることがあり、この状態でドア体を開方向へ移動させるとドアが開放してしまう。
その対策の一例として、ドア体の下部に設けた係合部と、ガイド溝内に設けた被係合部とを備えた自動ドア装置であって、係合部と被係合部に、ドア体を全閉状態で上方移動させようとした際に係合してこれを阻止すると共に、同ドア体を上方移動と同時に開方向移動させようとした際にも係合してこれを阻止するように、それぞれに上下で対向するフック部が形成されたものが知られている（例えば、特許文献１参照）。 There is known a sliding door type automatic door device in which a pair of left and right door bodies are provided at an opening serving as an entrance of a building, and the door body is opened and closed by an automatic opening and closing mechanism in the width direction (left and right direction) of the opening. Yes. In such an automatic door device, a lock body is provided on the door end side of the door body so as to be able to protrude and retract downward, and a lock receiver is provided in a guide groove for guiding the movement of the door body. The lock body protruding downward from the fully closed door body engages with the lock receiver, thereby restricting the opening of the door body. However, in such a lock device, when the door body is strongly lifted with a bar or the like, the engagement between the lock body and the lock receiver may be released. If you move your body in the opening direction, the door will open.
As an example of the countermeasure, there is an automatic door device including an engaging portion provided at a lower portion of a door body and an engaged portion provided in a guide groove, and the door is provided on the engaging portion and the engaged portion. Engage and prevent this when the body is moved upward in the fully closed state, and also engage and block when attempting to move the door body in the opening direction simultaneously with the upward movement. As described above, there are known ones in which hook portions that are vertically opposed to each other are formed (see, for example, Patent Document 1).

特開平１１−３３６４１０号公報JP 11-336410 A

前記従来のものは、ドア体の下端面にロック片を固定する構成となっている。このため、ドア体を新規に設置する場合には適用に大きな問題はないが、既設のドア装置へ後付けで適用しようとする場合には、ドア体をガイドレールから取り外し、ドア体とガイドレールとにそれぞれロック片を設けなければならず、作業に大きな手数を要し、速やかな対応が困難であり、またコスト高になるという問題点がある。ここに本発明の解決すべき課題がある。
したがって、この出願に係る発明は、既設の自動ドア装置への後付けが容易で、安価に設置できるこじ開け防止用のロック装置を提供することを目的としている。 The said conventional thing becomes a structure which fixes a lock piece to the lower end surface of a door body. For this reason, there is no major problem in application when a door body is newly installed.However, when retrofitting to an existing door device, the door body is removed from the guide rail, and the door body and the guide rail are removed. Each of them has to be provided with a locking piece, which requires a lot of work, making it difficult to respond quickly and increasing costs. Here is the problem to be solved by the present invention.
Accordingly, an object of the present invention is to provide a lock device for preventing prying opening that can be easily retrofitted to an existing automatic door device and can be installed at low cost.

以下、添付図面の符号を参照して説明するが、本発明はこれに限定されるものではない。
上記課題を解決するための、この出願に係る発明のロック装置１は、左右ドア体Ｄを閉鎖位置で拘束して錠止する装置であり、左右ドア体Ｄにそれぞれ螺合固着される係止部材２と、これらの係止部材２に対し係合離脱自在の掛金体３と、掛金体３に固着されるプッシュロック装置４とを具備する。係止部材２は、左右ドア体Ｄの突き合わせ側端部付近の室内側面（前面）にそれぞれ固着される。プッシュロック装置４は、掛金体３を貫通して一方の係止部材２に向かってロックピン４３を出没させることにより、係止部材２に対し係合離脱自在である。係止部材２は、ドア体Ｄの前面に固着される取付部２１と、この取付部２１のドア体Ｄの突き合わせ側端部から取付部２１の他端側に向かって延びるフック部２２とを具備する。係止部材２の少なくとも一方には、プッシュロック装置４のロックピン４３に係合し、係止部材２に対する上下方向の掛金体３の離脱を阻止するストッパ部２３を設ける。掛金体３は、装着時にドア体Ｄに対面する支持板部３１と、この支持板部３１の左右両端部から互いに接近する方向に延び、二つの係止部材２のフック部２２の内側に介入することによって掛金体３を係止部材２に対して前方へ移動不可能に結合する係合片３２とを具備する。プッシュロック装置４は、掛金体３の係合片３２が、係止部材２のフック部２２の内側に介入した位置で、ロックピン４３が係止部材２のストッパ部２３に係合するように掛金体３上に配置される。ロックピン４３がストッパ部２３に係合した状態で施錠することにより、掛金体３を２つの係止部材２間に錠止し、左右一対のドア体Ｄを結合して開放を阻止する。 Hereinafter, the present invention will be described with reference to the accompanying drawings, but the present invention is not limited thereto.
The locking device 1 of the invention according to this application for solving the above-described problem is a device that restrains and locks the left and right door bodies D at the closed position, and is locked by screwing and fixing to the left and right door bodies D, respectively. A member 2, a latch body 3 that can be freely engaged with and disengaged from these locking members 2, and a push lock device 4 that is fixed to the latch body 3 are provided. The locking member 2 is fixed to the indoor side surface (front surface) near the abutting side end of the left and right door body D, respectively. The push lock device 4 can be engaged and disengaged with respect to the locking member 2 by penetrating the lock pin 43 through the latch body 3 toward the one locking member 2. The locking member 2 includes an attachment portion 21 that is fixed to the front surface of the door body D, and a hook portion 22 that extends from the abutting side end portion of the door body D of the attachment portion 21 toward the other end side of the attachment portion 21. It has. At least one of the locking members 2 is provided with a stopper portion 23 that engages with the lock pin 43 of the push lock device 4 and prevents the latch member 3 from being detached from the locking member 2 in the vertical direction. The latch body 3 extends in a direction approaching from both the left and right end portions of the support plate portion 31 and the left and right ends of the support plate portion 31 when mounted, and intervenes inside the hook portions 22 of the two locking members 2. By doing so, the latch member 3 is provided with an engagement piece 32 that is coupled to the locking member 2 so as not to move forward. The push lock device 4 is configured so that the lock pin 43 engages with the stopper portion 23 of the locking member 2 at a position where the engaging piece 32 of the latch body 3 intervenes inside the hook portion 22 of the locking member 2. Arranged on the latch 3. By locking the lock pin 43 in a state in which the lock pin 43 is engaged with the stopper portion 23, the latch body 3 is locked between the two locking members 2, and the pair of left and right door bodies D are coupled to prevent opening.

この出願に係る発明の装置は、構造が極めて簡単で、安価に得られ、既設の自動ドア装置へ後付けする場合に、ドア体の前面側に係止部材を螺合固着するだけで、極めて容易に取り付けが完了し、それにより、自動ドアのこじ開けを有効に阻止することができる。   The device of the invention according to this application has a very simple structure, can be obtained at a low cost, and is extremely easy by simply screwing and fixing a locking member to the front side of the door body when retrofitting to an existing automatic door device. Is completed, thereby effectively preventing automatic door opening.

本発明に係る引き戸式自動ドア装置のロック装置の分解斜視図である。It is a disassembled perspective view of the locking device of the sliding door type automatic door device concerning the present invention. 図１のロック装置における係止部材の取り付け状態の平面図である。It is a top view of the attachment state of the locking member in the locking device of FIG. 図１のロック装置における掛金体の背面図である。It is a rear view of the latch body in the locking device of FIG. 図１のロック装置における掛金体の斜視図である。It is a perspective view of the latch in the locking device of FIG. 図１のロック装置の正面図である。It is a front view of the locking device of FIG. 図５におけるVI−VI断面図である。It is VI-VI sectional drawing in FIG.

図面を参照してこの発明の実施の形態を説明する。
図１において、ロック装置１は、閉鎖位置において端部が互いに突き合わされる左右一対のドア体Dを備える引き戸式自動ドア装置において、左右ドア体Dを閉鎖位置で拘束して錠止するための装置である。 Embodiments of the present invention will be described with reference to the drawings.
In FIG. 1, the lock device 1 is a sliding door type automatic door device including a pair of left and right door bodies D whose ends are butted against each other in the closed position, and is used to restrain and lock the left and right door bodies D in the closed position. Device.

ロック装置１は、二つの係止部材２と、掛金体３と、プッシュロック装置４とを具備する。係止部材２は、左右ドア体Dの突き合わせ側端部付近の室内側面（前面）にそれぞれ固着される。掛金体３は、係止部材２に対し係合離脱自在である。プッシュロック装置４は、掛金体３に固着され、掛金体３を貫通して両係止部材２，２に向かってロックピン４３を出没自在に構成される。   The lock device 1 includes two locking members 2, a latch body 3, and a push lock device 4. The locking members 2 are respectively fixed to the indoor side surfaces (front surfaces) in the vicinity of the end portions of the left and right door bodies D. The latch body 3 is detachable from the locking member 2. The push lock device 4 is fixed to the latch body 3 and is configured to be able to protrude and retract the lock pin 43 toward both the locking members 2 and 2 through the latch body 3.

図１，図２に示すように、係止部材２は、矩形の金属板材の左右方向一端部をドア体Dの前面にドア体Dの突き合わせ辺に沿って上下方向に複数位置でねじ止めされる取付部２１と、この取付部２１の他端部に連続し取付部２１に対面するように略Ｕ字状に折り返されて取付部２１と間隔を置いて取付部２１の中間部に至るフック部２２と、フック部２２に他方のそれと協働してロックピン４３を受けるように前面に開口するストッパ部２３とを具備する。係止部材２には、フック部２２と取付部２１との間に係合間隙２５が形成される。ストッパ部２３は、ロックピン４３のピン受け孔によって構成される。このピン受け孔は、フック部２２の折り返し湾曲部のほぼ中央に設けられた切欠き２４によって他方のそれ協働して形成される。ストッパ部２３は、ロックピン４３で掛金体３の上下方向の離脱を阻止するものであれば、片側一方の係止部材２に挿入孔を設けたものとしてもよく、部品の汎用化のために、図示の実施形態では、両係止部材２の切欠き２４で形成する。   As shown in FIGS. 1 and 2, the locking member 2 is screwed at a plurality of positions in the vertical direction along the abutting side of the door body D on one end of the rectangular metal plate in the left-right direction on the front surface of the door body D. And a hook that is continuous with the other end portion of the mounting portion 21 and is folded back in a substantially U shape so as to face the mounting portion 21 and reaches the intermediate portion of the mounting portion 21 with a space from the mounting portion 21. The hook portion 22 includes a stopper portion 23 that opens to the front surface so as to receive the lock pin 43 in cooperation with the other portion. In the locking member 2, an engagement gap 25 is formed between the hook portion 22 and the attachment portion 21. The stopper portion 23 is configured by a pin receiving hole of the lock pin 43. This pin receiving hole is formed in cooperation with that of the other by a notch 24 provided substantially at the center of the folded curved portion of the hook portion 22. As long as the stopper portion 23 prevents the latch body 3 from being detached in the vertical direction with the lock pin 43, one of the locking members 2 on one side may be provided with an insertion hole. In the illustrated embodiment, it is formed by the notches 24 of both locking members 2.

図３，図４に示すように、掛金体３は矩形の金属板材からなり、支持板部３１と、この支持板部３１の左右の側縁から裏面側において互いに接近する方向にそれぞれ延びた係合片３２と、支持板部３１の上縁から裏面側へ直角に起立し係合片３２の上縁に掛け止められ天板３３とを具備する。係合片３２は、係止部材２の係合間隙２５に挿入することによって掛金体３を係止部材２に対して前方へ移動不可能に結合する。天板３３は、係合片３２を係止部材２の係合間隙２５に挿入して掛金体３を下方にスライドさせると係止部材２の上縁に当接し、掛金体３を係止部材２に対して下方へ移動不可能に結合すると共に、ロックピン４３がストッパ部２３に挿入されるように位置決めされる。   As shown in FIGS. 3 and 4, the latch body 3 is made of a rectangular metal plate material, and extends from the left and right side edges of the support plate portion 31 in directions approaching each other on the back surface side. It comprises a combination piece 32 and a top plate 33 that stands up at a right angle from the upper edge of the support plate portion 31 to the back surface and is hooked on the upper edge of the engagement piece 32. The engaging piece 32 is inserted into the engaging gap 25 of the locking member 2 to couple the latch body 3 to the locking member 2 so as not to move forward. When the engaging piece 32 is inserted into the engaging gap 25 of the locking member 2 and the latch body 3 is slid downward, the top plate 33 contacts the upper edge of the locking member 2, and the latch body 3 is locked to the locking member 3. The lock pin 43 is positioned so as to be inserted into the stopper portion 23.

図１、図６に示すように、プッシュロック装置４は、掛金体３に固着される円筒状固定ケース４１と、固定ケース４１に軸線方向に移動可能および回転可能に収容されたロックシリンダ４２と、ロックシリンダ４２からケース４１の後方へ突出するロックピン４３とを具備する。ロックシリンダ４２は、解錠状態において固定ケース４１の前面側に所定長さ突出しており、ロックピン４３の先端は掛金体３の貫通孔３１ｅに対面するように配置されている。ロックシリンダ４２を固定ケース４１に押し込むことによって、ロックピン４３を掛金体３から後方へ突出させると、ロックシリンダ４２が固定ケース４１に対して自動的に錠止される。キー４４をロックシリンダ４２に挿入して、固定ケース４１に対するロックシリンダ４２の錠止を解除すると、内蔵バネの付勢によってロックシリンダ４２が固定ケース３３から前方へ突出し、ロックピン４３が没入する。   As shown in FIGS. 1 and 6, the push lock device 4 includes a cylindrical fixed case 41 fixed to the latch body 3, and a lock cylinder 42 accommodated in the fixed case 41 so as to be movable and rotatable in the axial direction. And a lock pin 43 protruding from the lock cylinder 42 to the rear of the case 41. The lock cylinder 42 projects a predetermined length from the front surface side of the fixed case 41 in the unlocked state, and the tip of the lock pin 43 is disposed so as to face the through hole 31 e of the latch body 3. When the lock pin 43 is pushed backward from the latch body 3 by pushing the lock cylinder 42 into the fixed case 41, the lock cylinder 42 is automatically locked to the fixed case 41. When the key 44 is inserted into the lock cylinder 42 and the lock cylinder 42 is unlocked with respect to the fixed case 41, the lock cylinder 42 protrudes forward from the fixed case 33 by the bias of the built-in spring, and the lock pin 43 is retracted.

掛金体３の係合片３２が、両係止部材２，２のフック部２２に係合すると共に、掛金体３の天板３３が係止部材２，２の上縁に突き当たった状態で、ロックピン４３が係止部材２，２のストッパ部２３に挿入されるように、プッシュロック装置４が掛金体３上に配置される。   While the engagement piece 32 of the latch body 3 engages with the hook portions 22 of the both locking members 2 and 2, and the top plate 33 of the latch body 3 hits the upper edge of the locking members 2 and 2, The push lock device 4 is arranged on the latch body 3 so that the lock pin 43 is inserted into the stopper portion 23 of the locking members 2 and 2.

ロックピン４３がストッパ部２３に挿入された状態で施錠されると、掛金体３が２つの係止部材２，２間に錠止され、したがって、一対のドア体Ｄ間の開放動作が阻止されることになる。   When the lock pin 43 is locked in a state of being inserted into the stopper portion 23, the latch body 3 is locked between the two locking members 2 and 2, and thus the opening operation between the pair of door bodies D is prevented. Will be.

掛金体３を係止部材２に係合させるときには、図１の仮想線で示すように、係止部材２の上方に掛金体３を配置して、係合片３２を両フック部２２の係合間隙２５に挿入して下方ヘスライドさせ、図５、図６に示すように、天板３３が係止部材２，２の上縁に突き当たった位置で、プッシュロック装置４のロックピン４３を掛金体３から後方へ突出させて錠止する。取り外すときは、プッシュロック装置４を解錠してから、掛金体３を上方向にスライドさせて係止部材２から離脱させる。   When engaging the latch member 3 with the locking member 2, as shown by the phantom line in FIG. 1, the latch member 3 is disposed above the locking member 2, and the engaging piece 32 is engaged with the hook portions 22. As shown in FIGS. 5 and 6, the lock pin 43 of the push lock device 4 is latched at the position where the top plate 33 abuts against the upper edge of the locking members 2 and 2. It protrudes backward from the body 3 and is locked. When removing, the push lock device 4 is unlocked, and then the latch body 3 is slid upward to be detached from the locking member 2.

ドア体Ｄにこのロック装置１が装着されると、閉鎖状態で、ドア体がバール等で強くこじ上げられ、ドア体Ｄのロック体とガイドレール側のロック受け（いずれも図示しない）との係合が解除されることがあっても、一対のドア体Ｄが掛金体３で結合されているので、これを開方向へ移動させることができない。   When the locking device 1 is attached to the door body D, the door body is strongly lifted by a bar or the like in the closed state, and the door body D has a lock body and a guide rail side lock receiver (both not shown). Even if the engagement may be released, since the pair of door bodies D are coupled by the latch body 3, they cannot be moved in the opening direction.

１ ロック装置
２ 係止部材
２１ ねじ部
２２ フック部
２３ ストッパ部
２４ 切欠き
２５ 係合間隙
３ 掛金体
３１ 支持板部
３２ 係合片
３３ 天板
４ プッシュロック装置
４１ 固定ケース
４２ シリンダ
４３ ロックピン
４４ キー DESCRIPTION OF SYMBOLS 1 Locking device 2 Locking member 21 Screw part 22 Hook part 23 Stopper part 24 Notch 25 Engagement gap 3 Hatch body 31 Support plate part 32 Engagement piece 33 Top plate 4 Push lock device 41 Fixed case 42 Cylinder 43 Lock pin 44 Key

Claims (2)

閉鎖位置において端部が互いに突き合わされる左右一対のドア体を備える引き戸式自動ドア装置において、左右ドア体を閉鎖位置で拘束して錠止するためのロック装置であって、
左右ドア体の突き合わせ側端部付近の室内側面である前面にそれぞれ螺合固着される係止部材と、これらの係止部材に対し係合離脱自在の掛金体と、この掛金体に固着され掛金体を貫通して少なくとも一方の係止部材に向かってロックピンを出没自在のプッシュロック装置とを具備し、
前記係止部材は、前記ドア体の前面に取り付けられる取付部と、この取付部のドア体の突き合わせ側端部から取付部の他端側へ向かって延びるフック部とを具備し、少なくとも一方の係止部材には、前記ロックピンが係合し、係止部材に対する上下方向の掛金体の離脱を阻止するストッパ部を有し、
前記掛金体は、装着時に前記ドア体の前面に対面する支持板部と、この支持板部の左右両側から互いに接近する方向に延び、前記二つの係止部材のフック部の内側に介入することによって掛金体を係止部材に対して前方へ移動不可能に結合する係合片とを具備し、
前記プッシュロック装置は、前記掛金体の係合片が前記二つの係止部材のフック部に係合した位置で、前記ロックピンが前記係止部材のストッパ部に係合するように掛金体上に配置され、ロックピンがストッパ部に係合した状態で施錠により掛金体を２つの係止部材間に錠止し、一対のドア体の開放を阻止することを特徴とする引き戸式自動ドア装置のロック装置。 In a sliding door type automatic door device comprising a pair of left and right door bodies whose ends are butted against each other in the closed position, a lock device for restraining and locking the left and right door bodies in the closed position,
A locking member that is screwed and fixed to a front surface that is an indoor side surface near the end of the left and right door bodies, a latching body that can be freely engaged with and disengaged from these locking members, and a latching member that is fixed to the latching body. A push-lock device that is capable of penetrating the lock pin through at least one of the locking members through the body,
The locking member includes an attachment portion that is attached to the front surface of the door body, and a hook portion that extends from the abutting side end portion of the door portion toward the other end side of the attachment portion. The locking member has a stopper portion that engages with the lock pin and prevents the vertical latch body from being detached from the locking member.
The latch body extends in a direction approaching from both the left and right sides of the support plate portion facing the front surface of the door body when mounted, and intervenes inside the hook portions of the two locking members. And an engagement piece for coupling the latch body to the locking member so as not to move forward,
The push lock device is provided on the latch body so that the lock pin is engaged with the stopper portion of the locking member at a position where the engagement piece of the latch body is engaged with the hook portion of the two locking members. The sliding door type automatic door device, wherein the latch pin is locked between the two locking members by locking in a state where the lock pin is engaged with the stopper portion and the opening of the pair of door bodies is prevented. Locking device. 前記係止部材のストッパ部は、他方の係止部材のそれと協働して前記ロックピンを受ける挿入孔を形成する切欠きを前記フック部に備え、前記ロックピンが前記二つの係止部材のストッパ部に係合することを特徴とする請求項１に記載の引き戸式自動ドア装置のロック装置。   The stopper portion of the locking member includes a notch that forms an insertion hole for receiving the lock pin in cooperation with that of the other locking member in the hook portion, and the lock pin is formed of the two locking members. The locking device for a sliding door type automatic door device according to claim 1, wherein the locking device is engaged with a stopper portion.
JP2010131431A 2010-06-08 2010-06-08 Locking device for sliding door type automatic door device Expired - Fee Related JP5039173B2 (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011256588A (en) * 2010-06-08 2011-12-22 Sogo Keibi Hosho Co Ltd Lock device for automatic sliding door device

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0238677A (en) * 1988-07-27 1990-02-08 Sanyo Electric Co Ltd Showcase
JPH08326388A (en) * 1995-06-05 1996-12-10 Fujitsu Ten Ltd Slide door locking device
JPH11336410A (en) * 1998-05-29 1999-12-07 Chikura Kogyo Kk Device for preventing automated door from being forcibly opened
JP2005344399A (en) * 2004-06-03 2005-12-15 Tateyama Alum Ind Co Ltd Window

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0238677A (en) * 1988-07-27 1990-02-08 Sanyo Electric Co Ltd Showcase
JPH08326388A (en) * 1995-06-05 1996-12-10 Fujitsu Ten Ltd Slide door locking device
JPH11336410A (en) * 1998-05-29 1999-12-07 Chikura Kogyo Kk Device for preventing automated door from being forcibly opened
JP2005344399A (en) * 2004-06-03 2005-12-15 Tateyama Alum Ind Co Ltd Window

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011256588A (en) * 2010-06-08 2011-12-22 Sogo Keibi Hosho Co Ltd Lock device for automatic sliding door device

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