JPS61108738U - - Google Patents
Info
- Publication number
- JPS61108738U JPS61108738U JP19848184U JP19848184U JPS61108738U JP S61108738 U JPS61108738 U JP S61108738U JP 19848184 U JP19848184 U JP 19848184U JP 19848184 U JP19848184 U JP 19848184U JP S61108738 U JPS61108738 U JP S61108738U
- Authority
- JP
- Japan
- Prior art keywords
- ladder
- opening frame
- wire
- cover plate
- winding roller
- 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
- 238000004804 winding Methods 0.000 claims description 5
Landscapes
- Ladders (AREA)
Description
図面はこの考案の一実施例の斜視図である。
１…開口枠、２…蓋板、３…固定はしご、４…
可動はしご、５，５′…ワイヤ巻取りローラ、７
…モータ（駆動装置）、９，９′…ワイヤ、１１
，１１′…第１のガイドローラ、１２，１２′…
第２のガイドローラ。
The drawing is a perspective view of an embodiment of this invention. 1... Opening frame, 2... Lid plate, 3... Fixed ladder, 4...
Movable ladder, 5, 5'...wire winding roller, 7
...Motor (drive device), 9,9'...Wire, 11
, 11'...first guide roller, 12, 12'...
Second guide roller.
Claims (1)
蝶着され開口枠を塞ぐとともに下方に回動して開
口枠を開く蓋板と、この蓋板内面に固定した固定
はしごと、この固定はしごと平行でかつ固定はし
ごに対してスライド自在に係合し前記蓋板を開い
た状態で蓋板から下方にスライドして固定はしご
と連接する可動はしごと、前記開口枠の近傍に設
けたワイヤ巻取りローラと、前記開口枠に取付け
た第１のガイドローラと、前記蓋板に取付けた第
２のガイドローラと、前記ワイヤ巻取りローラに
繰り出し自在に巻取られ前記第１および第２のガ
イドローラにこの順で案内されて先端が前記可動
はしごに取付けられたワイヤと、前記巻取りロー
ラを駆動させてワイヤの巻取りおよび繰り出しを
行なう駆動装置とを備えたはしご装置。 An opening frame provided on the ceiling surface, a cover plate that is hinged to one end of this opening frame to close the opening frame and rotates downward to open the opening frame, a fixed ladder fixed to the inner surface of this cover plate, and this fixed ladder. a movable ladder that is parallel to the ladder and slidably engages with the fixed ladder and slides downward from the cover plate with the cover plate open to connect with the fixed ladder; a wire provided near the opening frame; A winding roller, a first guide roller attached to the opening frame, a second guide roller attached to the lid plate, and a wire winding roller that is freely wound around the wire winding roller. A ladder device comprising: a wire that is guided in this order by guide rollers and whose tip end is attached to the movable ladder; and a drive device that drives the winding roller to wind and unwind the wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19848184U JPS61108738U (en) | 1984-12-24 | 1984-12-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19848184U JPS61108738U (en) | 1984-12-24 | 1984-12-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61108738U true JPS61108738U (en) | 1986-07-10 |
Family
ID=30757507
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19848184U Pending JPS61108738U (en) | 1984-12-24 | 1984-12-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61108738U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63101695U (en) * | 1986-12-22 | 1988-07-01 | ||
| JPS63101696U (en) * | 1986-12-22 | 1988-07-01 |
-
1984
- 1984-12-24 JP JP19848184U patent/JPS61108738U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63101695U (en) * | 1986-12-22 | 1988-07-01 | ||
| JPS63101696U (en) * | 1986-12-22 | 1988-07-01 |
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