JPS635152U - - Google Patents
Info
- Publication number
- JPS635152U JPS635152U JP9969286U JP9969286U JPS635152U JP S635152 U JPS635152 U JP S635152U JP 9969286 U JP9969286 U JP 9969286U JP 9969286 U JP9969286 U JP 9969286U JP S635152 U JPS635152 U JP S635152U
- Authority
- JP
- Japan
- Prior art keywords
- grand
- staircase
- stage
- legs
- rear end
- 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.)
- Pending
Links
- 210000001364 upper extremity Anatomy 0.000 claims description 2
Description
第１図はこの考案装置の一実施例を示す側面図
、第２図ないし第５図はこの考案の作用を示す各
状態の側面図である。
１……舞台床面、３……大階段、４……主枠、
６……前部の脚、７……後部の脚、１５……車輪
、１８……脚の駆動手段、２１……起伏アーム、
２２……軸、２５……マシン、２７……ロープ。
FIG. 1 is a side view showing one embodiment of this invented device, and FIGS. 2 to 5 are side views in various states showing the operation of this invention. 1...Stage floor, 3...Grand staircase, 4...Main frame,
6... Front leg, 7... Rear leg, 15... Wheel, 18... Leg driving means, 21... Lifting arm,
22...axis, 25...machine, 27...rope.
Claims (1)
に取付け、この起伏アームの前端に大階段の主枠
後端を回動自在に連結するとともに、この大階段
の前端には舞台床面を転動する車輪を設け、大階
段の主枠後端を吊上げるロープを操作するマシン
を舞台後部上方に設置し、大階段を進出せしめた
セツト位置で起立して大階段を支え、大階段の後
退直立状の格納位置で大階段の裏面に沿う短かい
前部脚と長い後部脚と、この前後の脚を回動する
駆動手段を設けた舞台用大階段装置。 The rear end of the hoisting arm is rotatably attached to the rear of the stage floor, and the rear end of the main frame of the grand staircase is rotatably connected to the front end of the hoisting arm. A machine that operates a rope that lifts the rear end of the main frame of the grand staircase is installed above the rear of the stage, and stands up at the set position where the grand staircase has been extended to support the grand staircase. A grand staircase device for a stage is provided with short front legs and long rear legs that extend along the back side of the grand staircase in a receding upright storage position, and a driving means for rotating the front and rear legs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9969286U JPS635152U (en) | 1986-06-27 | 1986-06-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9969286U JPS635152U (en) | 1986-06-27 | 1986-06-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS635152U true JPS635152U (en) | 1988-01-13 |
Family
ID=30968808
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9969286U Pending JPS635152U (en) | 1986-06-27 | 1986-06-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS635152U (en) |
-
1986
- 1986-06-27 JP JP9969286U patent/JPS635152U/ja active Pending