JP2742721B2 - Method and device for moving on bar arrangement - Google Patents
Method and device for moving on bar arrangementInfo
- Publication number
- JP2742721B2 JP2742721B2 JP10306490A JP10306490A JP2742721B2 JP 2742721 B2 JP2742721 B2 JP 2742721B2 JP 10306490 A JP10306490 A JP 10306490A JP 10306490 A JP10306490 A JP 10306490A JP 2742721 B2 JP2742721 B2 JP 2742721B2
- Authority
- JP
- Japan
- Prior art keywords
- footboard
- moving
- telescopic device
- friction
- footboards
- 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
- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
Description
【発明の詳細な説明】 〔産業上の利用分野〕 この発明は、建設工事においてスラブ構築用の配筋上
を任意の方向に移動できるようにした移動方法およびそ
の装置に関するものである。Description: BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a moving method and an apparatus for moving in a desired direction on a slab-arranging reinforcing bar in a construction work.
従来、建築物のスラブを構築するに当ってコンクリー
トの打設前に配筋が行われるが、そのための鉄筋の運搬
やその後のコンクリート打設作業等において工事用の資
材や各種の機材を配筋の上を通って運搬する場合、配筋
を乱すことなく確実に移動するためには車輪や履帯では
難しいため配筋上に足場板を敷きその上を一輪車等によ
り運搬するようにしていた。Conventionally, when constructing a building slab, reinforcing bars are arranged before placing concrete.For this purpose, during the transportation of reinforcing steel and subsequent concrete placing work, construction materials and various equipment are arranged. In the case of transporting the vehicle over a slab, it is difficult to move the bar without disturbing the arrangement of the bars, and it is difficult to use a wheel or a crawler belt.
配筋上を運搬するのに従来のように足場板を敷く方法
は、その都度足場板を運んで敷いたり撤去する必要があ
り、その作業に手数を要するほか、細長い足場板上を運
搬するため通路が狭く足場板から外れないように注意す
る必要があり、かつ敷かれた足場板の上しか移動できな
いため自由な方向に移動できない欠点があった。The conventional method of laying a scaffolding board to transport on reinforcing bars requires carrying and laying or removing the scaffolding board each time, which requires time and effort, and also requires transporting on a slender scaffolding board. It is necessary to be careful that the passage is narrow so that it does not come off the scaffold, and it can only move on the laid scaffold.
この発明は、これらの欠点を解消し、360度任意の方
向に自由に安定した状態で移動できる方法および移動装
置を提供することを課題とするものである。An object of the present invention is to provide a method and a moving device which can solve these disadvantages and can move freely and stably in any direction of 360 degrees.
この発明は、前記の課題を解決するため、鋼材のよう
な滑りやすい素材で形成された椀状の滑走盤の中空部に
ゴムのような滑りにくい素材で形成された椀状の摩擦盤
をモータで上下動させるようにした４個または３個の脚
盤を電磁クラッチを介して伸縮装置で四角形または三角
形に連結した配筋上を移動する装置およびこの装置にお
いて、前方の摩擦盤を引上げて脚盤を滑走状態とし電磁
クラッチを切断するとともに、後方の摩擦盤を下降して
脚盤を停止状態とし少くとも１個の電磁クラッチを接続
した後、進行方向に応じて制御された伸長量で各伸縮装
置を伸長し、つぎに前方に摩擦盤を下降して脚盤を停止
状態とし少くとも１個の脚盤の電磁クラッチを切断する
とともに、後方の摩擦盤を引上げて脚盤を滑走状態とし
た後伸縮装置を進行方向に応じた縮小量で縮小するよう
にした配筋上を移動する方法の手段を講じるものであ
る。SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, the present invention relates to a motor provided with a bowl-shaped friction plate formed of a non-slip material such as rubber in a hollow portion of a bowl-shaped slide plate formed of a slippery material such as steel. A device for moving four or three footboards, which are moved up and down by means of an electromagnetic clutch, in a quadrilateral or triangular manner by means of an expansion and contraction device on a bar arrangement, and a device in which the front friction disc is pulled up to lift After the disc is in the sliding state and the electromagnetic clutch is disconnected, the rear friction disc is lowered and the footboard is stopped, and at least one electromagnetic clutch is connected. Extend the telescopic device, then lower the friction board forward to stop the footboard, disconnect the electromagnetic clutch of at least one footboard, and pull up the rear friction board to bring the footboard to the sliding state. After moving on the telescopic device Those taking measures how to move the upper reinforcement which is adapted to shrink at a reduction amount according to direction.
この発明の第１実施例について図面を参照して説明す
る。A first embodiment of the present invention will be described with reference to the drawings.
第１図および第２図において、４個の脚盤１を四角形
をなすように伸縮装置２で連結して移動装置が構成され
る。In FIGS. 1 and 2, the four footboards 1 are connected to each other by a telescopic device 2 so as to form a quadrangle, thereby forming a moving device.
脚盤１の詳細な構造は、第１図〜第３図において、
鋼、FRP等の滑りやすい素材で形成された中空部３を有
する椀状の滑走盤４が八角形の支持板５の取付脚６に固
着され、その中空部３に上下動自在に嵌合されたゴムの
ような素材またはローレット加工を施した鋼板等の滑り
にくい底面７を有する椀状の摩擦盤８が嵌合され椀状の
摩擦盤８の上方の中心部にねじ棒９が固設されたもので
あり、縦筋10a、横筋10bからなる配筋10上に載置される
ものである。The detailed structure of the footboard 1 is shown in FIGS.
A bowl-shaped sliding board 4 having a hollow portion 3 made of a slippery material such as steel or FRP is fixed to the mounting leg 6 of the octagonal support plate 5 and fitted into the hollow portion 3 so as to be vertically movable. A rubber-like material or a knurled steel plate or the like is fitted with a bowl-shaped friction plate 8 having a non-slip bottom surface 7, and a screw rod 9 is fixedly mounted at the center above the bowl-shaped friction plate 8. And is placed on a reinforcing bar 10 composed of a vertical bar 10a and a horizontal bar 10b.
なお、この場合滑走盤４の中空部３に摩擦盤８を嵌合
する構成としたが、外側を摩擦盤としその中空部に滑走
盤を嵌合する構成のものとしても差支えない。In this case, the friction plate 8 is fitted into the hollow portion 3 of the sliding board 4, but a friction plate may be provided on the outside and the sliding board may be fitted into the hollow portion.
支持板５上には減速ギヤ11を有するモータ12の底板13
に電磁クラッチ14の下方に連結した支持棒15の底板16が
固着され、減速ギヤ11と同軸上にあって支持板５の下方
に固着された駆動ギヤ17と大径ギヤ18がかみ合い、大径
ギヤ18の中心部に設けたねじ孔19に椀状の摩擦盤８の中
心に固着され上下方向にのみ移動可能に軸受20に支持さ
れたねじ棒９がねじ込まれている。Bottom plate 13 of motor 12 having reduction gear 11 on support plate 5
The bottom plate 16 of the support rod 15 connected below the electromagnetic clutch 14 is fixed to the drive gear 17 and the large-diameter gear 18, which is coaxial with the reduction gear 11 and fixed below the support plate 5, engages with the large-diameter gear. A screw rod 9 fixed to the center of the bowl-shaped friction plate 8 and supported by a bearing 20 so as to be movable only in the vertical direction is screwed into a screw hole 19 provided in the center of the gear 18.
伸縮装置２は、第２図に示すように油圧によってシリ
ンダ21中を左右に移動するピストン22で構成され、シリ
ンダ21の後端の取付け片23が右側の電磁クラッチ14の中
心軸（図示しない）に固着され、ピストン22の先端の取
付け片24が左側の電磁クラッチ14の中心軸（図示しな
い）に固着され、前記中心軸上の鎖線で示す台板25等の
上に設けられた油圧ポンプ（図示しない）からシリンダ
21に油圧が働くように構成される。As shown in FIG. 2, the telescopic device 2 is composed of a piston 22 which moves left and right in the cylinder 21 by hydraulic pressure, and a mounting piece 23 at the rear end of the cylinder 21 has a central shaft (not shown) of the right electromagnetic clutch 14. , A mounting piece 24 at the tip of the piston 22 is fixed to a central shaft (not shown) of the electromagnetic clutch 14 on the left side, and a hydraulic pump ( (Not shown) to cylinder
The 21 is configured to operate with hydraulic pressure.
なお、この場合伸縮装置２に油圧ピストンを用いた
が、これらに限らずナットに電動回転式ボルトを螺合し
ボルトの先端を左右動させる、いわゆる電動シリンダ等
適宜の機構を採用することができる。In this case, a hydraulic piston is used for the telescopic device 2. However, an appropriate mechanism such as a so-called electric cylinder, in which an electric rotary bolt is screwed into a nut and the tip of the bolt is moved left and right, is not limited thereto. .
また、第２実施例は、第１実施例が４個の脚盤１を四
角形に連結する代わりに第５図に示すように３個の脚盤
を三角形をなすように伸縮装置２で連結して移動装置が
構成されたものである。Also, in the second embodiment, instead of connecting the four footboards 1 in a quadrangle in the first embodiment, three footboards are connected by a telescopic device 2 so as to form a triangle as shown in FIG. Thus, a moving device is constituted.
つぎに、第１実施例の移動装置を用いて配筋上を移動
させる場合について説明する。Next, a case of moving on a bar arrangement using the moving device of the first embodiment will be described.
第４図において、Ａ図からＢ図のように前方へ前進さ
せるには、脚盤1a,1bの摩擦盤８を配筋10上に鎖線で示
すように下降させて（第３図参照）脚盤1a,1bが配筋10
上を滑って移動しないように停止状態とし、かつ手前
（後方）の脚盤1aまたは脚盤1bのいずれか１つの電磁ク
ラッチ14を接続し、脚盤1a,1bを連結する伸縮装置2aと
脚盤1a,1bを連結する伸縮装置2dとのなす角度を直角に
保つとともに、前方の脚盤1c,1dの電磁クラッチ14を切
断した後、後方の脚盤1a,1bを反力支持体として伸縮装
置2b,2dのピストン23b,23dを左右均等に伸長して摩擦盤
８を引上げた状態の前方の脚盤1c,1dを滑動させて前進
させ、つぎに脚盤1c,1dの摩擦盤８を配筋10上に下降さ
せて反力支持体として伸縮装置2b,2dのピストン23b,23d
を左右均等に縮小することにより摩擦盤８を引上げた状
態の脚盤1a,1bを鎖線で示す位置に引寄せることによっ
て前方へ移動させることができる。In FIG. 4, in order to advance forward from FIG. A to FIG. B, the friction discs 8 of the footboards 1a and 1b are lowered on the reinforcing bars 10 as shown by chain lines (see FIG. 3). Panels 1a and 1b are reinforced 10
The telescopic device 2a and the leg are connected to each other by connecting the electromagnetic clutch 14 of one of the front (back) footboard 1a and the footboard 1b and connecting the footboards 1a and 1b. While keeping the angle between the telescopic device 2d connecting the boards 1a and 1b at a right angle, and disconnecting the electromagnetic clutch 14 of the front footboards 1c and 1d, the rear footboards 1a and 1b expand and contract as a reaction force support. The front discs 1c, 1d in a state where the pistons 23b, 23d of the devices 2b, 2d are equally extended left and right and the friction discs 8 are pulled up are slid and advanced, and then the friction discs 8 of the foot discs 1c, 1d are moved. The pistons 23b and 23d of the telescopic devices 2b and 2d are lowered on the reinforcing bars 10 and serve as reaction force support members.
Can be moved to the front by pulling the footboards 1a and 1b in a state where the friction disc 8 is pulled up to the position shown by the chain line.
Ａ図からＦ図のように手前に後退させるには、脚盤1
d,1cをＢ図の脚盤1a,1bに置き換えた状態で前記と反対
の動作を行えばよい。As shown in Fig. A to Fig. F, the footboard 1
The opposite operation may be performed in a state where d and 1c are replaced with the footboards 1a and 1b in FIG.
また、Ａ図からＤ図のように右方へ移動させるには脚
盤1d,1aをＢ図の脚盤1a,1bに置き換えた状態で横向きに
移動させればよく、Ａ図からＨ図へはその反対の動作を
行えばよい。In addition, in order to move to the right as shown in FIG. A from FIG. D, it is sufficient to move the footboards 1d and 1a sideways while replacing the footboards 1a and 1b in FIG. May perform the opposite operation.
つぎに、Ａ図からＣ図のように斜め前方へ前進させる
には、前記と同様の方法で脚盤1a,1b,1dが配筋10上を移
動しないよう停止状態にするとともに脚盤1aの電磁クラ
ッチ14を接続して伸縮装置2a,2dが直角を保つように
し、脚盤1b,1c,1dの電磁クラッチを切断した後、脚盤1
d,1c間の伸縮装置2bと脚盤1d,1c間の伸縮装置2cを均等
に伸長して脚盤1cを45度の右前方へ滑動して前進させ、
つぎに脚盤1cを停止状態とさせ伸縮装置2b,2cを均等に
縮小することにより滑走状態とした脚盤1a,1b,1dを鎖線
で示す位置に引寄せることによって右45度前方へ移動さ
せることができる。Next, in order to advance forward diagonally from FIG. A to FIG. C, in the same manner as described above, the footboards 1a, 1b, 1d are stopped so as not to move on the reinforcing bars 10, and the footboards 1a The electromagnetic clutch 14 is connected so that the telescopic devices 2a and 2d maintain a right angle, and after disconnecting the electromagnetic clutches of the footboards 1b, 1c and 1d, the footboard 1
d, the telescopic device 2b between 1c, and the telescopic device 2c between the footboards 1d, 1c are evenly stretched, and the footboard 1c is slid to the right forward by 45 degrees and advanced.
Next, the footboard 1c is stopped, and the telescopic devices 2b, 2c are reduced uniformly so that the footboards 1a, 1b, 1d brought into the sliding state are moved to the right by 45 degrees by pulling to the position shown by the chain line. be able to.
なお、Ｅ図,G図,I図の場合はＣ図と対称の動作を行う
ことにより左45度後方、左45度後方へ移動させることが
できる。In the case of FIG. E, FIG. G, and FIG. I, it is possible to move the camera backward 45 degrees left and left 45 degrees backward by performing an operation symmetrical to the figure C.
さらに、45度以外の任意の角度の方向へ移動するに
は、前記Ｃ図における伸縮装置2b,2cの伸長、縮小の割
合を前進方向の角度に応じた長さに制御して伸長、縮小
させることによって行うことができる。Furthermore, in order to move in any direction other than 45 degrees, the expansion and contraction of the telescopic devices 2b and 2c in FIG. Can be done by
第２実施例の移動装置を用いて配筋上を移動させる場
合について説明する。A case of moving on a bar arrangement using the moving device of the second embodiment will be described.
第５図において、Ａ図からＢ図のように前方へ前進さ
せるには、第１実施例と同様の動作によって脚盤1a′,1
b′を配筋上を移動しないように停止状態とするととも
に伸縮装置2b′と伸縮装置2c′とがなす角度が自由にな
るようにし、かつ前方の脚盤1c′を滑走状態にして伸縮
装置2b′,2c′を均等に伸長した後、前方の脚盤1c′を
停止状態とし後方の脚盤1a′,1b′を滑走状態として伸
縮装置2b′,2c′を均等に縮小することによって鎖線で
示す位置に移動させることができる。In FIG. 5, in order to advance forward from FIG. A to B as shown in FIG.
b ′ is stopped so as not to move on the reinforcing bars, the angle between the telescopic device 2b ′ and the telescopic device 2c ′ is made free, and the front leg 1c ′ is slid and the telescopic device is set. After extending the 2b 'and 2c' evenly, the front leg 1c 'is stopped, the rear leg 1a' and 1b 'are in the sliding state, and the telescopic devices 2b' and 2c 'are evenly reduced so that the chain line is reduced. Can be moved to the position indicated by.
Ａ図からＣ図のように右前方の任意の角度移動させる
には、脚盤1a′を停止状態とし脚盤1a′,1b′,1c′の電
磁クラッチ14を切断して伸縮装置2a′と伸縮装置2c′の
伸長の割合を前進方向の角度に応じた長さに制御して伸
長させた後、脚盤1b′,1c′を停止状態とするとともに
脚盤1a′を滑走状態として伸縮装置2a′,2c′を縮小の
割合を前進方向の角度に応じた長さに制御して縮小する
ことにより鎖線で示す位置に移動させることができる。As shown in Fig. A to Fig. C, to move an arbitrary angle to the right front, the footboard 1a 'is stopped, the electromagnetic clutch 14 of the footboard 1a', 1b ', 1c' is disconnected, and the telescopic device 2a ' After controlling the extension ratio of the extension device 2c 'to a length corresponding to the angle in the forward direction and extending the extension device, the footboards 1b' and 1c 'are stopped and the footboard 1a' is slid and the extension device is extended. By controlling the reduction ratio of 2a 'and 2c' to a length corresponding to the angle in the forward direction, the 2a 'and 2c' can be moved to the position shown by the chain line.
その他360度の任意の方向に前進させるには第１実施
例に準じて前記の方法を参照して容易に行うことができ
る。In addition, forward movement in an arbitrary direction of 360 degrees can be easily performed by referring to the above method according to the first embodiment.
配筋上を移動するのに従来のように足場板を必要とし
ないので、足場板の運搬や敷設、撤去の手数がかからず
移動が容易であり、また360度任意の方向に自由に移動
できるので建築現場のような障害物の多い場所に適して
おり、さらにすべての脚盤が常時配筋上に接しているた
め移動装置の重量が配筋上に分散するので配筋に無理な
力を及ぼすことがないため配筋を乱すことがなく確実に
移動できる。Since no scaffolding is required to move on the bar arrangement as in the past, there is no need to transport, lay or remove the scaffolding, making it easy to move, and freely moving in any direction in 360 degrees It is suitable for places with many obstacles such as construction sites, and since all the footboards are always in contact with the reinforcing bars, the weight of the moving device is distributed on the reinforcing bars, so it is impossible to force the reinforcing bars. It can move reliably without disturbing the reinforcement.
第１図は平面図、第２図は正面図、第３図は脚盤を拡大
し一部を切断した正面図、第４図Ａ図〜Ｉ図は４個の脚
盤を有する移動装置の作用の説明図、第５図Ａ図〜Ｄ図
は３個の脚盤を有する移動装置の作用の説明図である。 １…脚盤、２…伸縮装置、３…中空部、４…滑走盤、８
…摩擦盤、12…モータ、14…電磁クラッチ1 is a plan view, FIG. 2 is a front view, FIG. 3 is a front view in which a footboard is enlarged and partially cut, and FIGS. 4A to I are diagrams of a moving device having four footboards. FIG. 5A to FIG. 5D are explanatory views of the operation of the moving device having three footboards. DESCRIPTION OF SYMBOLS 1 ... Leg board, 2 ... Telescopic device, 3 ... Hollow part, 4 ... Sliding board, 8
... Friction disc, 12 ... Motor, 14 ... Electromagnetic clutch
───────────────────────────────────────────────────── フロントページの続き (72)発明者 落合 実 東京都中央区銀座８丁目21番１号 株式 会社竹中工務店東京本店内 (72)発明者 山崎 一雄 東京都中央区日本橋茅場町２丁目４番９ 号 三和機材株式会社内 (56)参考文献 実開 昭62−170308（ＪＰ，Ｕ) ────────────────────────────────────────────────── ─── Continuing on the front page (72) Inventor Minoru Ochiai 8-21-1, Ginza, Chuo-ku, Tokyo Inside the Tokyo Head Office Takenaka Corporation (72) Inventor Kazuo Yamazaki 2--4 Nihonbashi Kayabacho, Chuo-ku, Tokyo No. 9 Inside Sanwa Kikai Co., Ltd. (56) References Jiyo Sho 62-170308 (JP, U)
Claims (6)
盤（１）４個を回転および固定可能に伸縮装置（２）で
連結し、前方の脚盤（１）を滑走状態、後方の脚盤
（１）を停止状態として伸縮装置（２）を進行方向に応
じた伸長量で伸長し、つぎに前方の脚盤（１）を停止状
態、後方の脚盤（１）を滑走状態として伸縮装置（２）
を進行方向に応じた縮小量で縮小するようにした配筋上
を移動する方法。1. Four footboards (1) which can be put into a sliding state and a stopped state are connected by a telescopic device (2) so as to be rotatable and fixable, and a front footboard (1) is in a sliding state and a rear footboard. With the footboard (1) in a stopped state, the telescopic device (2) is extended by an extension amount according to the traveling direction, and then the front footboard (1) is in a stopped state, and the rear footboard (1) is in a sliding state. Telescopic device (2)
A method of moving on a bar arrangement in which is reduced by an amount corresponding to the traveling direction.
た請求項１記載の配筋上を移動する方法。2. The method for moving on a bar arrangement according to claim 1, wherein the three footboards (1) are connected by a telescopic device (2).
（８）を嵌合した４個の脚盤（１）を電磁クラッチ（1
4）を介して伸縮装置（２）で四角形に連結した配筋上
を移動する装置。3. An electromagnetic clutch (1) comprising: a sliding board (4) having four friction boards (1) fitted with a friction disc (8) movably up and down;
A device that moves on reinforcing bars connected in a quadrangle by the telescopic device (2) via 4).
形に連結した請求項３記載の配筋上を移動する装置。4. An apparatus for moving on a bar arrangement according to claim 3, wherein the three footboards (1) are connected in a triangular form by an expansion / contraction device (2).
て、前方の摩擦盤（８）を引上げて脚盤（１）を滑走状
態とし電磁クラッチ（14）を切断するとともに、後方の
摩擦盤（８）を下降して脚盤（１）を停止状態とし少く
とも１個の電磁クラッチ（14）を接続した後、進行方向
に応じて制御された伸長量で各伸縮装置（２）を伸長
し、つぎに前方の摩擦盤（８）を下降して脚盤（１）を
停止状態とし少くとも１個の脚盤（１）の電磁クラッチ
（14）を切断するとともに、後方の摩擦盤（８）を引上
げて脚盤（１）を滑走状態とした後伸縮装置（２）を進
行方向に応じた縮小量で縮小するようにした配筋上を移
動する方法。5. The apparatus for moving on a reinforcing bar according to claim 3, wherein the front friction plate (8) is pulled up to bring the footboard (1) into a sliding state, the electromagnetic clutch (14) is disconnected, and the rear friction is removed. After lowering the board (8) and stopping the footboard (1) to connect at least one electromagnetic clutch (14), each telescopic device (2) is controlled by an extension amount controlled according to the traveling direction. Then, the front friction disc (8) is lowered and the footboard (1) is stopped, the electromagnetic clutch (14) of at least one footboard (1) is disconnected, and the rear friction disc is disengaged. (8) A method of pulling up the footboard (1) to bring the footboard (1) into a sliding state, and then moving the telescopic device (2) on a reinforcing bar arranged to be reduced by a reduction amount according to the traveling direction.
椀状の滑走盤（４）の中空部（３）にゴムのような滑り
にくい素材で形成された椀状の摩擦盤（８）を嵌合し、
摩擦盤（８）をモータ（12）で上下動させて脚盤（１）
を構成した請求項３記載の配筋上を移動する装置。6. A bowl-shaped friction plate (8) formed of a non-slip material such as rubber in a hollow portion (3) of a bowl-shaped sliding plate (4) formed of a slippery material such as steel. Mating,
The footboard (1) by moving the friction board (8) up and down by the motor (12)
The apparatus for moving on a bar arrangement according to claim 3, wherein the apparatus comprises:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10306490A JP2742721B2 (en) | 1990-04-20 | 1990-04-20 | Method and device for moving on bar arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10306490A JP2742721B2 (en) | 1990-04-20 | 1990-04-20 | Method and device for moving on bar arrangement |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH045369A JPH045369A (en) | 1992-01-09 |
| JP2742721B2 true JP2742721B2 (en) | 1998-04-22 |
Family
ID=14344242
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10306490A Expired - Lifetime JP2742721B2 (en) | 1990-04-20 | 1990-04-20 | Method and device for moving on bar arrangement |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2742721B2 (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0671492U (en) * | 1992-05-11 | 1994-10-07 | 日立印刷株式会社 | Floppy disk holder |
| DE69522570T2 (en) * | 1995-06-09 | 2002-07-11 | Hiroshi Hara | BRACKET FOR INFORMATION CARRIERS |
| JP2679694B2 (en) * | 1995-11-08 | 1997-11-19 | コクヨ株式会社 | holder |
| CN109488027B (en) * | 2018-11-23 | 2023-10-13 | 中国五冶集团有限公司 | Accurate positioning structure of pipeline |
-
1990
- 1990-04-20 JP JP10306490A patent/JP2742721B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH045369A (en) | 1992-01-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA1063948A (en) | Transporter for slab casting tables | |
| US2815132A (en) | Machine for hoisting and positioning building board | |
| JP2742721B2 (en) | Method and device for moving on bar arrangement | |
| US3130652A (en) | Apparatus for applying grouting material | |
| DE922718C (en) | Road construction machine | |
| US4938652A (en) | Load handling vehicles | |
| DE212021000006U1 (en) | Road to rail dual purpose track laying machine for urban rail transport projects | |
| US6135419A (en) | Column repair jack | |
| DE3109723A1 (en) | Method for the rapid laying of concrete paving units | |
| US3924701A (en) | Two-speed, self-propelled dolly for moving and elevating a mobile home or other load | |
| JP3837888B2 (en) | Bridge girder continuous feeding device | |
| EP0092152A2 (en) | Crane and transporting device, especially for transporting gravestones and gravestone slabs | |
| US3003584A (en) | Hydraulic lift | |
| US3804275A (en) | Stair climber moving method | |
| US4162594A (en) | Movable seating method | |
| US20060239807A1 (en) | Transporter for ride-on power trowel | |
| US20060175850A1 (en) | Lifting device | |
| CN2225517Y (en) | Crawling operation table | |
| JP3193438B2 (en) | Material distribution device for block assembly | |
| US3913763A (en) | Collapsible dolly moving system | |
| US4406608A (en) | Releasing apparatus | |
| JP2019099064A (en) | Heavy cargo carrying carriage and cargo handling method of heavy cargo | |
| US3997070A (en) | Stair landing moving method | |
| JPH0636080Y2 (en) | Intermittent propulsion drive device | |
| CN218058198U (en) | A pipe-laying equipment for town road |