JPH0421034B2 - - Google Patents
Info
- Publication number
- JPH0421034B2 JPH0421034B2 JP17492187A JP17492187A JPH0421034B2 JP H0421034 B2 JPH0421034 B2 JP H0421034B2 JP 17492187 A JP17492187 A JP 17492187A JP 17492187 A JP17492187 A JP 17492187A JP H0421034 B2 JPH0421034 B2 JP H0421034B2
- Authority
- JP
- Japan
- Prior art keywords
- handrail
- strut
- handrail rod
- bent
- rod
- 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
- 238000005452 bending Methods 0.000 claims description 12
- 239000002184 metal Substances 0.000 claims description 10
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
Landscapes
- Steps, Ramps, And Handrails (AREA)
- Chairs For Special Purposes, Such As Reclining Chairs (AREA)
Description
【発明の詳細な説明】
産業上の利用分野
本願は、体育館等の広い床面の室内に設置され
る伸縮移動の階段状観覧席における手摺装置に関
する。DETAILED DESCRIPTION OF THE INVENTION Field of Industrial Application The present application relates to a handrail device for telescoping, stair-shaped bleachers installed in a room with a wide floor such as a gymnasium.
従来の技術
従来、体育館等において、館内を多目的に使用
するために、不使用時には、側壁の一隅に収縮状
態で格納され、使用時に、伸張して階段状の観覧
席を構成する伸縮移動の階段状観覧席において、
各移動床台の側面に、収縮状態で互いに重なり合
うように手摺枠を夫々備えて成る手摺装置は、例
えば特開昭60−238576号公報において公知であ
る。Conventional Technology Conventionally, in gymnasiums and the like, in order to use the inside of the building for multiple purposes, there has been a retractable staircase that is retracted and stored in a corner of a side wall when not in use, and when in use, expands to form a stepped seating area. In the grandstand,
A handrail device comprising a handrail frame provided on the side surface of each movable platform so as to overlap each other in a contracted state is known, for example, from Japanese Patent Laid-Open No. 60-238576.
ところで、上記した従来構成の観覧席における
手摺装置は、手摺枠の下部と、移動床台の側端面
との間に空間部が生じて、物などが落下するとい
う欠陥を有し、この欠陥を改善するために、出願
人はさきに、移動床台の側端面に、前支柱を前方
に傾斜するように、また後支柱を外方に傾斜する
ように、それらの下端部を夫々取り付けると共
に、前記前後支柱の上端間に、後支柱の上端部か
ら前方に前記移動床台の側端縁と平行に延び、か
つ、内方へ屈曲して、その先端が前記前支柱の上
端部に連結される手摺杆を横架し、さらに前記後
支柱と、前記手摺杆の前方に延びる長尺部とによ
つて形成される側面、前記前支柱と前記手摺杆の
内方へ延びる短尺部とによつて形成される前面及
び前記側面と前記移動床台の側端面との間の空隙
を夫々覆板によつて閉じるように構成した伸縮移
動の階段状観覧席における手摺装置を特願昭61−
199967号及び特願昭61−199968号において夫々提
案ずみである。 By the way, the above-mentioned handrail device for the conventional structure of the bleachers has a defect in that a space is created between the lower part of the handrail frame and the side end surface of the movable floor platform, and objects can fall into it. In order to improve the improvement, the applicant first attached the lower ends of the front strut to the side end surfaces of the movable platform so that the front strut is tilted forward, and the rear strut so that the rear strut is tilted outward, and Between the upper ends of the front and rear struts, the support extends forward from the upper end of the rear strut parallel to the side edge of the movable platform, bends inward, and has its tip connected to the upper end of the front strut. horizontally supporting a handrail rod, and further comprising a side surface formed by the rear support and a long portion extending forward of the handrail rod, and a side surface formed by the front support and a short portion extending inward of the handrail rod. Patent application No. 61-1999 (1983) discloses a handrail device for a telescoping staircase-shaped bleachers constructed so that gaps between the front and side surfaces formed by the movable platform and the side end surfaces of the movable platform are respectively closed by cover plates.
This was proposed in Japanese Patent Application No. 199967 and Japanese Patent Application No. 1999968.
発明が解決しようとする問題点
ところで、上記した出願人の提案に係る手摺装
置によれば、各移動床台に備えた手摺装置の前支
柱同志は、前面内方で重なり合い、また後支柱同
志は側面方向で重なり合うことにより、観客席が
収縮状態に格納されるものであるから、機械的強
度を得るために、前後支柱を太径に構成するとき
は、それ丈重なり寸法が、大きくなるので、前後
支柱の傾きを大きくするか移動床台相互の間隔を
大きくする必要がある。そのため前後幅及び横幅
寸法が広くなると共に、移動床台の段数が多いと
きは、それに比例して、全体の高さ寸法も高くな
り、段数の割合に大型化する。Problems to be Solved by the Invention By the way, according to the above-mentioned handrail device proposed by the applicant, the front columns of the handrail device provided on each movable bed platform overlap on the inside of the front surface, and the rear columns overlap each other on the inside of the front surface. Since the audience seats are stored in a contracted state by overlapping in the lateral direction, when the front and rear columns are configured to have a large diameter in order to obtain mechanical strength, the overlap dimension becomes large. It is necessary to increase the inclination of the front and rear columns or to increase the distance between the movable platforms. Therefore, the longitudinal width and the lateral width become wider, and when the number of stages of the movable platform is large, the overall height also increases in proportion to the number of stages, and the size increases in proportion to the number of stages.
そこで、本願は、全体の大きさを可及的小さく
構成すると共に、手摺枠の隅角部に丸味を形成し
て歩行者や物が引掛からないように改良したもの
である。 Therefore, in the present application, the overall size is made as small as possible, and the corners of the handrail frame are rounded to prevent pedestrians or objects from getting caught.
問題を解決するための手段
即ち本願の第１発明は、上記の目的を達成する
ために、移動床台の側端面に、前支柱を前方に傾
斜するように、また後支柱を外方に傾斜するよう
に、それらの下端部を夫々取り付けると共に、前
記前後支柱の上端間に、後支柱の上端部から前方
に前記移動床台の側端縁と平行に延び、かつ、内
方へ屈曲して、その先端が前記前支柱の上端部に
連結される手摺杆を横架し、さらに前記後支柱
と、前記手摺杆の前方に延びる長尺部とによつて
形成される側面、前記前支柱と前記手摺杆の内方
へ延びる短尺部とによつて形成される前面及び前
記側面と前記移動床台の側端面との間の空隙を
夫々覆板によつて閉じるように構成した伸縮移動
の階段状観覧席における手摺装置において、手摺
杆を金属パイプの屈曲加工により、前支柱と手摺
杆の短尺部とを第１の屈曲部により、手摺杆の短
尺部と長尺部とを第２の屈曲部により、手摺杆の
長尺部と後支柱とを第３の屈曲部により夫々連続
すると共に、前支柱を前後方向で扁平状に形成し
たことを特徴とするものであり、またその第２発
明は、移動床台の側端面に、前支柱を前方に傾斜
するように、また後支柱を外方に傾斜するよう
に、それらの下端部を夫々取り付けると共に、前
記前後支柱の上端間に、後支柱の上端部から前方
に前記移動床台の側端縁と平行に延び、かつ、内
方へ屈曲して、その先端が前記前支柱の上端部に
連結される手摺杆を横架し、さらに前記後支柱
と、前記手摺杆の前方に延びる長尺部とによつて
形成される側面、前記前支柱と前記手摺杆の内方
へ延びる短尺部とによつて形成される前面及び前
記側面と前記移動床台の側端面との間の空隙を
夫々覆板によつて閉じるように構成した伸縮移動
の階段状観覧席における手摺装置において、手摺
杆を金属パイプの屈曲加工により、前支柱と手摺
杆の短尺部とを第１の屈曲部により、手摺杆の短
尺部と長尺部とを第２の屈曲部により、手摺杆の
長尺部と後支柱とを第３の屈曲部により夫々連続
すると共に、前支柱を前後方向で、かつ、後支柱
を側面方向で夫々扁平状に形成したことを特徴と
するものである。Means for Solving the Problem In order to achieve the above object, the first invention of the present application has a structure on the side end surface of the movable platform so that the front column is inclined forward and the rear column is inclined outward. At the same time, between the upper ends of the front and rear struts, the lower ends thereof are attached to each other so as to extend forward from the upper end of the rear strut parallel to the side edge of the movable platform, and bent inward. , a side surface that crosses a handrail rod whose tip is connected to the upper end of the front column, and further formed by the rear column and a long part extending forward of the handrail column; A telescoping staircase configured to close gaps between the front surface and the side surface formed by the inwardly extending short portion of the handrail rod and the side end surface of the movable floor base, respectively, with cover plates. In a handrail device for a spectator seat, the handrail rod is formed by bending a metal pipe, the front support and the short part of the handrail rod are bent by a first bending part, and the short part and the long part of the handrail rod are bent by a second bending part. According to the second aspect of the present invention, the long part of the handrail rod and the rear column are connected to each other by a third bent part, and the front column is formed flat in the front-rear direction. Attach the lower ends of the front strut to the side end surfaces of the movable platform so that the front strut is tilted forward, and the rear strut so that the rear strut is tilted outward, and between the upper ends of the front and rear struts. A handrail rod extends forward from the upper end of the support column parallel to the side edge of the movable platform, is bent inward, and has its tip connected to the upper end of the front support support, and further A side surface formed by the rear strut and a long part extending forward of the handrail rod, a front surface formed by the front strut and a short part extending inward of the handrail rod, and the side surface; In the handrail device for the telescoping staircase-like bleachers, which is configured to close the gaps between the sides of the movable platform and the side end faces of the movable platform with respective cover plates, the handrail rods are formed by bending a metal pipe to connect the front support and the handrail. The short part of the handrail rod is connected to the first bent part, the short part and the long part of the handrail rod are connected to each other by the second bent part, and the long part of the handrail rod and the rear column are connected to each other by the third bent part. In addition, it is characterized in that the front strut is formed flat in the front-rear direction, and the rear strut is formed flat in the side direction.
作 用
しかして、使用に際し、各移動床台を後退移動
して収縮した場合、前支柱同志は、その前面方向
で重なり合い、また後支柱同志は側面方向で重な
り合うので、手摺装置は互いに干渉することな
く、各移動床台は前段のものから順次後段のもの
の下側に退入して、垂直棚状に収縮される。Function: When each movable platform is moved backward and retracted during use, the front columns overlap each other in the front direction, and the rear columns overlap in the side direction, so the handrail devices may interfere with each other. Instead, each movable platform is retracted from the previous one to the bottom of the next one, and is contracted into a vertical shelf shape.
そして本願の第１発明において、前支柱を前面
方向で扁平状に形成したので、手摺装置における
前支柱の重なり寸法は縮小され、また、手摺杆は
金属パイプを屈曲成型しているので、その角部は
丸味を帯びて歩行者や物を引掛ける惧れがない。
また本願の第２発明は、上記した第１発明におい
て、さらに、後支柱を側面方向で扁平としたの
で、後支柱の重なり寸法も亦縮小される。 In the first invention of the present application, since the front strut is formed flat in the front direction, the overlapping dimension of the front strut in the handrail device is reduced, and since the handrail rod is formed by bending a metal pipe, its corners are reduced. The part is rounded and there is no danger of it catching pedestrians or objects.
Further, in the second invention of the present application, in addition to the above-described first invention, the rear struts are made flat in the lateral direction, so that the overlapping dimension of the rear struts is also reduced.
実施例
以下本願の実施例を図面について詳述すると、
１ａ，１ｂ，１ｃ，１ｅは前後方向に階段状に順
次配列する横長平校状の移動床台で、これらは、
従来のものと同様に、左右方向の長さ及び前後方
向の幅寸法が全て等しいもので、順次高さの異な
る台車脚体２ａ，２ｂ，２ｃ，２ｄ，２ｅ上に支
持されて、第１図に示す如く階段状に伸張した
り、第２図に示す如く、垂直棚状に収縮できるよ
うになされている。この台車脚体２ａ乃至２ｅ
は、各々複数の小車輪３を有する前後方向に長い
脚台４と、この脚台４の一端部から上方へ立設さ
れた支脚５とからなるＬ字状となすもので、脚台
４が前段のものから順次食い違いとなるように配
されて、移動床台１ａ乃至１ｅを支持しており、
各段の移動床台１ａ乃至１ｅは各々の台車２ａ乃
至２ｅと一体となつて、前段のものから順次前方
へ進出したり、各々の後段のものの下側に退入さ
れるようになされている。このように、階段状に
伸縮される各々の移動床台１ａ乃至１ｅには、取
り付けベース６を介して椅子７が起伏可能に取り
付けられており、各移動床台１ａ乃至１ｅの伸張
時には、適宜手段で起立保持されて観客が着座で
き、各移動床台１ａ乃至１ｅ後退移動する際に
は、前方へ倒伏して扁平状態となつて移動床台と
一体に後段の移動床台下側に侵入し得るようにな
つている。Embodiments Below, the embodiments of the present application will be described in detail with reference to the drawings.
1a, 1b, 1c, and 1e are horizontally long flat-shaped movable platforms that are sequentially arranged in a step-like manner in the front and back direction, and these are:
Like the conventional one, the length in the left-right direction and the width in the front-back direction are all the same, and they are supported on the bogie legs 2a, 2b, 2c, 2d, and 2e of different heights, as shown in FIG. It can be expanded into a step-like shape as shown in Figure 2, or contracted into a vertical shelf-like shape as shown in Figure 2. These trolley legs 2a to 2e
This is an L-shaped platform consisting of a longitudinally long leg 4 having a plurality of small wheels 3, and a supporting leg 5 erected upward from one end of the leg 4. The movable floor platforms 1a to 1e are supported by being arranged in a staggered manner from the previous stage,
The movable platforms 1a to 1e of each stage are integrated with the respective carts 2a to 2e, and are configured to advance sequentially forward from the previous stage, or to be retracted under the respective rear stage. . In this way, a chair 7 is attached to each of the movable platforms 1a to 1e, which can be expanded and contracted in a stepwise manner, via an attachment base 6 so as to be able to rise and fall, and when each of the movable platforms 1a to 1e is extended, The spectators can be seated by being held upright by the means, and when each movable platform 1a to 1e moves backward, it falls forward, becomes flat, and enters the lower side of the subsequent movable platform together with the movable platform. It is becoming possible to do so.
このように構成される伸縮移動の階段状観覧席
の側部は歩行路となり、そのため、各移動床台１
ａ乃至１ｅの側端部に手摺枠８ａ乃至８ｅが備え
られる。この手摺枠８ａ乃至８ｅ、各段とも同様
に構成されるので、最前段の移動床台１ａに備え
られる手摺枠８ａについて詳述する。 The sides of the telescoping stepped bleachers configured in this way become walking paths, and therefore each movable platform 1
Handrail frames 8a to 8e are provided at the side ends of a to 1e. Since each of the handrail frames 8a to 8e is constructed in the same way, the handrail frame 8a provided in the first movable platform 1a will be described in detail.
この手摺枠８ａは、一本の金属パイプを屈曲加
工することにより、垂直面上で前方に傾斜する前
支柱９と、その上端から第１屈曲部１０を介して
側方に直角状に延び、かつ、それから第２屈曲部
１１を介して後方に直角水平状に延びる平面Ｌ字
状の手摺杆１２と、その後端から第３屈曲部１３
を介して下方に直角状に延び、かつ、下端が内方
に傾斜する後支柱１４を連続一体に成型して成
り、この手摺枠８ａの前支柱９の下端と、後支柱
１４の下端とが、移動床台１ａの側端面に夫々固
定される。 This handrail frame 8a is made by bending a single metal pipe, and includes a front support 9 that slopes forward on a vertical plane, and a front support 9 that extends laterally at right angles from its upper end via a first bend 10. and a planar L-shaped handrail rod 12 extending rearward at right angles and horizontally via the second bent part 11, and a third bent part 13 from the rear end.
A rear column 14 extending perpendicularly downward through the handrail frame 8a and having a lower end inclined inward is continuously molded into one piece, and the lower end of the front column 9 of this handrail frame 8a and the lower end of the rear column 14 are , are respectively fixed to the side end surfaces of the movable bed base 1a.
このように構成した手摺枠８ａには、後支柱１
４ａと手摺杆１２の長尺部１２′とによつて形成
される側面及び前支柱９と手摺杆１２の短尺部１
２″とによつて形成される前面とを閉じるように、
２つの面１５′と１５″とから成る横断面Ｌ字状の
側壁パネル１５が直接または所要の取付金具を介
して取り付けられ、さらに、前記側壁パネル１５
の下縁と移動床台１ａとの間の空隙を閉じるよう
に、それらの間に、底板１６が取り付けられる。 The handrail frame 8a configured in this way has a rear support 1
4a and the long portion 12' of the handrail rod 12, the front support 9, and the short portion 1 of the handrail rod 12.
so as to close the front surface formed by 2″ and
A side wall panel 15 having an L-shaped cross section and consisting of two surfaces 15' and 15'' is attached directly or via necessary mounting hardware, and furthermore, the side wall panel 15
A bottom plate 16 is attached between the lower edge of the movable platform 1a and the movable platform 1a so as to close the gap therebetween.
このようにして、側壁パネル１５を取り付けた
手摺枠８は、他の各移動床台１ｂ乃至１ｅにも同
様に装着される。 In this way, the handrail frame 8 with the side wall panel 15 attached is similarly attached to each of the other movable floor platforms 1b to 1e.
しかして、各移動床台１ａ乃至１ｅを後退移動
して収縮した状態では、前支柱９同志は、その前
後方向で重なり、また、後支柱１４同志は側面方
向で重なつて、側壁パネル１５は前段から順次後
段のものの内面側に退入して、移動床台は、第２
図で示すように、垂直棚状に収縮される。そして
本願において、前支柱９乃至９、を前面方向で扁
平状に形成したので、第５図に示すように、手摺
枠８の前面方向での重なり寸法は縮小される。 Therefore, when each movable floor platform 1a to 1e is moved backward and contracted, the front columns 9 overlap each other in the front and rear directions, the rear columns 14 overlap each other in the lateral direction, and the side wall panels 15 overlap. The movable bed stands are retracted from the front stage to the inner side of the rear stage one by one, and the second stage
As shown in the figure, it is contracted into a vertical shelf. In the present invention, since the front supports 9 to 9 are formed flat in the front direction, the overlapping dimension of the handrail frame 8 in the front direction is reduced as shown in FIG.
従つて、もし前支柱を扁平状に形成しない場合
は、各移動床台の高さ間隔を、第２図の場合と等
しくするときは、前支柱を前方に大きく傾斜する
必要があり、またその傾斜角を、第２図の場合と
等しくするとき、移動床台の高さ間隔を大きくし
なければならないが、上記した構成によれば、前
支柱の重なり寸法が縮小されることによつて、移
動床台相互の高さ間隔及び前後幅寸法が縮減され
る。 Therefore, if the front support is not formed into a flat shape, and if the height interval of each movable platform is to be made equal to the case shown in Fig. 2, the front support will need to be tilted significantly forward, and the When the inclination angle is made equal to that in the case of FIG. 2, the height interval of the movable platform must be increased, but according to the above configuration, by reducing the overlapping dimension of the front pillars, The height spacing between the movable bed platforms and the front and rear width dimensions are reduced.
そして、使用に際し、移動床台を、前進移動し
て伸張すると、手摺装置は移動床台と共に移動し
て第１図に示す状態に構成される。 In use, when the movable platform is moved forward and extended, the handrail device moves together with the movable platform and is configured into the state shown in FIG. 1.
第６図は、上記した実施例において、さらに後
支柱１４をも側面方向で扁平状に形成した場合の
第５図に対応する他の実施例を示しており、この
構成によれば、手摺装置の側面方向の重なり寸法
も縮小され、従つて、移動床台の収縮状態におけ
る全体の大きさが縮減される。 FIG. 6 shows another embodiment corresponding to FIG. 5 in which the rear strut 14 is also formed flat in the side direction in the above-described embodiment, and according to this configuration, a handrail device is constructed. The lateral overlap dimension of is also reduced, thus reducing the overall size of the mobile platform in the retracted state.
なお、手摺枠の構成において、第１屈曲部、第
２屈曲部、短尺部、長尺部及び第３屈曲部を、共
に一本の金属パイプより形成して、これに、前支
柱、後支柱の直線部分を形成するパイプを連結し
て構成してもよいことは勿論である。 In addition, in the configuration of the handrail frame, the first bent part, the second bent part, the short part, the long part, and the third bent part are all formed from one metal pipe, and the front support and rear support are attached to this. Of course, the structure may be constructed by connecting the pipes forming the straight portion of the pipe.
発明の効果
以上のように本願によれば、観覧席の収縮状態
における前面方向及び高さ方向の格納スペース、
さらには、側面方向の格納スペースをも縮減する
ことができると共に、金属パイプを屈曲成型し
て、前支柱と手摺杆と後支柱との繋ぎ部を一体に
連結せしめてたので、前支柱、手摺杆、後支柱の
連結部に丸味を帯びて歩行者や物などが引掛かる
惧れもないなどの利点を有する。Effects of the Invention As described above, according to the present application, the storage space in the front direction and the height direction when the bleachers are in the contracted state;
Furthermore, the storage space in the side direction can be reduced, and the metal pipe is bent and molded to connect the front column, handrail lever, and rear column as one piece, so the front column and handrail can be easily connected. It has the advantage of being rounded at the joints between the rod and rear strut, so there is no danger of pedestrians or objects getting caught.
図面は本願の実施例を示すもので、第１図は観
覧席の一列の伸張状態時における一部截断した側
面図、第２図は同収縮状態時における一部截断し
た側面図、第３図は一部省略した部分拡大正面
図、第４図は移動床台に対する手摺枠と覆板との
取付構造を示す一部を分解した斜視図、第５図及
び第６図は観覧席の収縮状態における手摺枠の重
なり部分を示す拡大横断面図である。
図中、１ａ乃至１ｅは移動床台、８は手摺枠、
９は前支柱、１０は第１屈曲部、１１は第２屈曲
部、１２は手摺杆、１２′は長尺部、１２″は短尺
部、１３は第３屈曲部、１４は後支柱、１５及び
１６は覆板である。
The drawings show an embodiment of the present application, and FIG. 1 is a partially cutaway side view of one row of seats in the extended state, FIG. 2 is a partially cutaway side view of the same row of seats in the contracted state, and FIG. is a partially enlarged front view with some parts omitted; Figure 4 is a partially exploded perspective view showing the attachment structure of the handrail frame and cover plate to the movable platform; Figures 5 and 6 are the collapsed state of the bleachers. It is an enlarged cross-sectional view showing an overlapping part of the handrail frame in . In the figure, 1a to 1e are movable floor platforms, 8 is a handrail frame,
9 is a front strut, 10 is a first bent part, 11 is a second bent part, 12 is a handrail lever, 12' is a long part, 12'' is a short part, 13 is a third bent part, 14 is a rear post, 15 and 16 are cover plates.
Claims (1)
るように、また後支柱を外方に傾斜するように、
それらの下端部を夫々取り付けると共に、前記前
後支柱の上端間に、後支柱の上端部から前方に前
記移動床台の側端縁と平行に延び、かつ、内方へ
屈曲して、その先端が前記前支柱の上端部に連結
されるＬ字状の手摺杆を横架し、さらに前記後支
柱と、前記手摺杆の前方に延びる長尺部とによつ
て形成される側面、前記前支柱と前記手摺杆の内
方へ延びる短尺部とによつて形成される前面及び
前記側面と前記移動床台の側端面との間の空隙を
夫々覆板によつて閉じるように構成した伸縮移動
の階段状観覧席における手摺装置において、手摺
枠を金属パイプの屈曲加工により、前支柱と手摺
杆の短尺部とを第１の屈曲部により、手摺杆の短
尺部と長尺部とを第２の屈曲部により、手摺杆の
長尺部と後支柱とを第３の屈曲部により夫々連続
すると共に、前支柱を前後方向で扁平状に形成し
たことを特徴とする伸縮移動の階段状観覧席にお
ける手摺装置。 ２ 前支柱と手摺杆と後支柱とを一体の金属パイ
プにより構成した特許請求の範囲第１項記載の伸
縮移動の階段状観覧席における手摺装置。 ３ 移動床台の側端面に、前支柱を前方に傾斜す
るように、また後支柱を外方に傾斜するように、
それらの下端部を夫々取り付けると共に、前記前
後支柱の上端間に、後支柱の上端部から前方に前
記移動床台の側端縁と平行に延び、かつ、内方へ
屈曲して、その先端が前記前支柱の上端部に連結
されるＬ字状の手摺杆を横架し、さらに前記後支
柱と、前記手摺杆の前方に延びる長尺部とによつ
て形成される側面、前記前支柱と前記手摺杆の内
方へ延びる短尺部とによつて形成される前面及び
前記側面と前記移動床台の側端面との間の空隙を
夫々覆板によつて閉じるように構成した伸縮移動
の階段状観覧席における手摺装置において、手摺
枠を金属パイプの屈曲加工により、前支柱と手摺
杆の短尺部とを第１の屈曲部により、手摺杆の短
尺部と長尺部とを第２の屈曲部により、手摺杆の
長尺部と後支柱とを第３の屈曲部により夫々連続
すると共に、前支柱を前後方向で、かつ、後支柱
を側面方向で夫々扁平状に形成したことを特徴と
する伸縮移動の階段状観覧席における手摺装置。 ４ 前支柱と手摺杆と後支柱とを一本の金属パイ
プにより構成した特許請求の範囲第３項記載の伸
縮移動の階段状観覧席における手摺装置。[Scope of Claims] 1. On the side end surface of the movable platform, the front column is inclined forward and the rear column is inclined outward.
Attach their lower ends to each other, and between the upper ends of the front and rear struts, extend forward from the upper end of the rear strut parallel to the side edge of the movable platform, and bend inward so that the tip thereof A side surface that horizontally spans an L-shaped handrail rod connected to the upper end of the front strut, and further formed by the rear strut and a long part extending forward of the handrail rod, and the front strut. A telescoping staircase configured to close gaps between the front surface and the side surface formed by the inwardly extending short portion of the handrail rod and the side end surface of the movable floor base, respectively, with cover plates. In a handrail device for a public seating area, the handrail frame is formed by bending a metal pipe, the front support and the short part of the handrail rod are bent by a first bending part, and the short part and the long part of the handrail stick are bent by a second bending part. A handrail in a telescoping staircase-like bleachers, characterized in that the long part of the handrail rod and the rear post are connected to each other by a third bent part, and the front post is formed flat in the front-rear direction. Device. 2. A handrail device for a telescoping staircase-like bleachers according to claim 1, wherein the front support, the handrail rod, and the rear support are constructed of an integral metal pipe. 3 Attach the front support to the side edge of the movable platform so that it is tilted forward, and the rear support to be tilted outward.
Attach their lower ends to each other, and between the upper ends of the front and rear struts, extend forward from the upper end of the rear strut parallel to the side edge of the movable platform, and bend inward so that the tip thereof A side surface that horizontally spans an L-shaped handrail rod connected to the upper end of the front strut, and further formed by the rear strut and a long part extending forward of the handrail rod, and the front strut. A telescoping staircase configured to close gaps between the front surface and the side surface formed by the inwardly extending short portion of the handrail rod and the side end surface of the movable floor base, respectively, with cover plates. In a handrail device for a public seating area, the handrail frame is formed by bending a metal pipe, the front support and the short part of the handrail rod are bent by a first bending part, and the short part and the long part of the handrail stick are bent by a second bending part. The long part of the handrail rod and the rear column are connected to each other by the third bent part, and the front column is formed into a flat shape in the front-rear direction, and the rear column is formed in a flat shape in the side direction. A handrail device for the stair-shaped bleachers that can be extended and retracted. 4. A handrail device for a telescopically movable stepped grandstand as set forth in claim 3, wherein the front support, handrail rod, and rear support are constructed of a single metal pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17492187A JPS6421176A (en) | 1987-07-15 | 1987-07-15 | Handrail device in extensible movable stepped stand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17492187A JPS6421176A (en) | 1987-07-15 | 1987-07-15 | Handrail device in extensible movable stepped stand |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6421176A JPS6421176A (en) | 1989-01-24 |
| JPH0421034B2 true JPH0421034B2 (en) | 1992-04-08 |
Family
ID=15987043
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17492187A Granted JPS6421176A (en) | 1987-07-15 | 1987-07-15 | Handrail device in extensible movable stepped stand |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6421176A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101306511B1 (en) * | 2013-05-01 | 2013-09-09 | 김용범 | Dispenser pump device to protect the liquid from being flowed down |
-
1987
- 1987-07-15 JP JP17492187A patent/JPS6421176A/en active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101306511B1 (en) * | 2013-05-01 | 2013-09-09 | 김용범 | Dispenser pump device to protect the liquid from being flowed down |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6421176A (en) | 1989-01-24 |
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| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |