JPH01124140U - - Google Patents
Info
- Publication number
- JPH01124140U JPH01124140U JP1905488U JP1905488U JPH01124140U JP H01124140 U JPH01124140 U JP H01124140U JP 1905488 U JP1905488 U JP 1905488U JP 1905488 U JP1905488 U JP 1905488U JP H01124140 U JPH01124140 U JP H01124140U
- Authority
- JP
- Japan
- Prior art keywords
- frame
- blackboard
- locking
- locking frame
- support frame
- 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.)
- Granted
Links
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Drawing Aids And Blackboards (AREA)
Description
第１図は本考案の実施例である要部の側面図、
第２図はその平面図、第３図は正面図、第４図は
第１図の作動説明図、第５図は第４図の一部の断
面図、第６図は第１図の作動説明図、第７図は黒
板の正面図、第８図は第７図の―線における
断面図を示す。
Ａ……黒板、１……機枠、Ｂ……支持枠、Ｃ…
…係止枠、２……ばね、３……凹部、４……手す
り面、５……凹部、６……凸部。
Figure 1 is a side view of the main parts of an embodiment of the present invention;
Figure 2 is a plan view, Figure 3 is a front view, Figure 4 is an explanatory diagram of the operation of Figure 1, Figure 5 is a sectional view of a part of Figure 4, and Figure 6 is the operation of Figure 1. The explanatory diagram, FIG. 7, is a front view of the blackboard, and FIG. 8 is a sectional view taken along the line - in FIG. 7. A...Blackboard, 1...Machine frame, B...Support frame, C...
... Locking frame, 2 ... Spring, 3 ... Recess, 4 ... Handrail surface, 5 ... Recess, 6 ... Convex part.
Claims (1)
枠１に固定する支持枠Ｂの端部には、ばね２によ
り上方に弾圧される係止枠Ｃの端部を枢着し、該
係止枠Ｃの上面には前記黒板Ａ等の上下端縁が係
合できる凹部３を形成するとともに、係止枠Ｃの
前部には手すり面４を形成し、係止枠Ｃを大きく
下げると凹凸部５，６の嵌合により支持枠Ｂに係
止できるように装設して構成したことを特徴とす
る黒板等の回転係止装置。 An end of a locking frame C, which is pressed upward by a spring 2, is pivoted to the end of a support frame B that is fixed to the machine frame 1, which is the lower side of a rotatably mounted blackboard A, etc. A recess 3 is formed on the upper surface of the locking frame C to which the upper and lower edges of the blackboard A etc. can be engaged, and a handrail surface 4 is formed at the front of the locking frame C to lower the locking frame C significantly. A rotation locking device for a blackboard or the like, characterized in that it is configured so that it can be locked to a support frame B by fitting the concavo-convex portions 5 and 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988019054U JPH0511789Y2 (en) | 1988-02-16 | 1988-02-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988019054U JPH0511789Y2 (en) | 1988-02-16 | 1988-02-16 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01124140U true JPH01124140U (en) | 1989-08-23 |
| JPH0511789Y2 JPH0511789Y2 (en) | 1993-03-24 |
Family
ID=31234226
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988019054U Expired - Lifetime JPH0511789Y2 (en) | 1988-02-16 | 1988-02-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0511789Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62114793U (en) * | 1986-01-11 | 1987-07-21 |
-
1988
- 1988-02-16 JP JP1988019054U patent/JPH0511789Y2/ja not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62114793U (en) * | 1986-01-11 | 1987-07-21 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0511789Y2 (en) | 1993-03-24 |