JPS60164085U - Vertical moving blackboard with speed reduction mechanism - Google Patents
Vertical moving blackboard with speed reduction mechanismInfo
- Publication number
- JPS60164085U JPS60164085U JP5306684U JP5306684U JPS60164085U JP S60164085 U JPS60164085 U JP S60164085U JP 5306684 U JP5306684 U JP 5306684U JP 5306684 U JP5306684 U JP 5306684U JP S60164085 U JPS60164085 U JP S60164085U
- Authority
- JP
- Japan
- Prior art keywords
- speed reduction
- reduction mechanism
- blackboard
- vertical moving
- vertical movement
- 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
Landscapes
- Drawing Aids And Blackboards (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案の一実施例の斜視図、第２図は他の実施
例の斜視図、第３図はその正面図である。
１・・・上下移動フレーム、２・・・案内支柱、３・・
・上枠、４・・・支持用下枠、５・・・ガイドローラ、
７・・・固定フレーム、１１・・・固定側滑車、１２・
・・移動側滑車、１３・・・ウェイト、１５・・・連結
部材、２５・・・二段スプロケット、２６．２７・・・
連結部材。FIG. 1 is a perspective view of one embodiment of the present invention, FIG. 2 is a perspective view of another embodiment, and FIG. 3 is a front view thereof. 1... Vertical movement frame, 2... Guide support, 3...
・Upper frame, 4... Lower frame for support, 5... Guide roller,
7... Fixed frame, 11... Fixed side pulley, 12.
...Moving side pulley, 13... Weight, 15... Connecting member, 25... Two-stage sprocket, 26.27...
Connecting member.
Claims (1)
る黒板本体と、該黒板本体の裏側に配設された固定フレ
ームと、該固定フレームの前後方向に少なくとも１個軸
支された複数個の滑車、あるいは直径の異なる二段スプ
ロケット等の減速部材とチェーン、ロープ等の連結部材
とから成る減速機構と、該減速機構を介して前記黒板本
体及び前記上下移動機構の一部と釣り合うウェイトとか
ら構成したことを特徴とする減速機構付上下移動黒板。A vertical movement mechanism, a blackboard body guided up and down by the vertical movement mechanism, a fixed frame disposed on the back side of the blackboard body, and a plurality of at least one pivoted in the front and back direction of the fixed frame. A deceleration mechanism consisting of a deceleration member such as a pulley or a two-stage sprocket with different diameters and a connecting member such as a chain or rope, and a weight that balances the blackboard body and a part of the vertical movement mechanism via the deceleration mechanism. A vertically movable blackboard with a speed reduction mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5306684U JPS60164085U (en) | 1984-04-10 | 1984-04-10 | Vertical moving blackboard with speed reduction mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5306684U JPS60164085U (en) | 1984-04-10 | 1984-04-10 | Vertical moving blackboard with speed reduction mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60164085U true JPS60164085U (en) | 1985-10-31 |
Family
ID=30573576
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5306684U Pending JPS60164085U (en) | 1984-04-10 | 1984-04-10 | Vertical moving blackboard with speed reduction mechanism |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60164085U (en) |
-
1984
- 1984-04-10 JP JP5306684U patent/JPS60164085U/en active Pending
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