JPS6436500U - - Google Patents
Info
- Publication number
- JPS6436500U JPS6436500U JP13168587U JP13168587U JPS6436500U JP S6436500 U JPS6436500 U JP S6436500U JP 13168587 U JP13168587 U JP 13168587U JP 13168587 U JP13168587 U JP 13168587U JP S6436500 U JPS6436500 U JP S6436500U
- Authority
- JP
- Japan
- Prior art keywords
- ladder
- latch
- ladders
- rotatably connected
- release
- 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
- Ladders (AREA)
Description
第１図はこの考案の一実施例の下段のはしごを
延ばした使用状態の側面図、第２図はその上下段
のはしごの連接部の見上げ図、第３図はその下段
のはしごを折り畳んだ状態の側面図、第４図はそ
の下段のはしごを延ばした状態の側面図、第５図
は従来例の側面図である。
１８……上段のはしご、２０，２２……下段の
はしご、５０……ラツチ、５２……係止部材、５
４……解除手段。
Figure 1 is a side view of an embodiment of this invention with the lower ladder extended, Figure 2 is a top view of the connection between the upper and lower ladders, and Figure 3 is the lower ladder folded. FIG. 4 is a side view of the lower ladder in the extended state, and FIG. 5 is a side view of the conventional example. 18... Upper ladder, 20, 22... Lower ladder, 50... Latch, 52... Locking member, 5
4...Release means.
Claims (1)
向きに折り畳み回動自在に連接した下段のはしご
と、前記上下段のはしごの連接部の下側において
前記上下段のはしごの一方に回動自在に設けたラ
ツチと、前記上下段のはしごの他方に設けられ前
記ラツチが係止する係止部材と、前記下段のはし
ごに設けられ前記ラツチの係止を解除する解除手
段とを備えたはしご装置。 an upper ladder, a lower ladder that is folded upward and rotatably connected to the lower end of the upper ladder, and a lower ladder that is rotatably connected to one of the upper and lower ladders at the bottom of the connecting part of the upper and lower ladders; A ladder device comprising: a latch; a locking member provided on the other of the upper and lower ladders to which the latch locks; and a release means provided on the lower ladder to release the latch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13168587U JPS6436500U (en) | 1987-08-26 | 1987-08-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13168587U JPS6436500U (en) | 1987-08-26 | 1987-08-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6436500U true JPS6436500U (en) | 1989-03-06 |
Family
ID=31387983
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13168587U Pending JPS6436500U (en) | 1987-08-26 | 1987-08-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6436500U (en) |
-
1987
- 1987-08-26 JP JP13168587U patent/JPS6436500U/ja active Pending