JPS6222298U - - Google Patents
Info
- Publication number
- JPS6222298U JPS6222298U JP11531285U JP11531285U JPS6222298U JP S6222298 U JPS6222298 U JP S6222298U JP 11531285 U JP11531285 U JP 11531285U JP 11531285 U JP11531285 U JP 11531285U JP S6222298 U JPS6222298 U JP S6222298U
- Authority
- JP
- Japan
- Prior art keywords
- opening frame
- lid
- section
- open
- ladder
- 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
- 230000001105 regulatory effect Effects 0.000 claims 1
Landscapes
- Ladders (AREA)
Description
第1図はこの考案の一実施例の側面図、第2図
はその部分拡大側面図、第3図はその部分分解斜
視図、第4図はそのストツパの正面図、第5図お
よび第6図はその動作説明図、第7図は従来例の
側面図、第8図はその部分拡大斜視図である。
10…天井、12…開口枠、16…蓋体、18
,20,22…単位はしご、23…はしご、54
…第1節、56…第2節、58…リンク装置、6
0…ストツパ。
Fig. 1 is a side view of one embodiment of this invention, Fig. 2 is a partially enlarged side view thereof, Fig. 3 is a partially exploded perspective view thereof, Fig. 4 is a front view of the stopper, Figs. 7 is a side view of the conventional example, and FIG. 8 is a partially enlarged perspective view thereof. 10... Ceiling, 12... Opening frame, 16... Lid body, 18
, 20, 22...Unit ladder, 23...Ladder, 54
...Section 1, 56...Section 2, 58...Link device, 6
0... Stoppa.
Claims (1)
開閉回動自在に取付けら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体と、相互に伸縮
可能に連接した複数の単位はしごからなり前記蓋
体を開いた状態で前記蓋体の内面に沿つて下向き
に延びるはしごと、前記開口枠に回動可能に取付
けた第1節と前記蓋体に取付けた第2節とを互い
に回動可能に連結してなるリンク装置と、前記蓋
体を開いた状態で前記第1節の前記第2節連結部
より下端側に回転可能に取付けられ回転軸心から
各辺までの距離がそれぞれ異なる多角形状に形成
されて一辺に前記第2節が開き角度を規制されて
当接するストツパとを備えたはしご装置。 An opening frame provided on the ceiling surface, a lid body attached to one end of the opening frame so as to be rotatable to open and close the opening frame, and closing the opening frame and rotating downward to open the opening frame; A ladder comprising a unit ladder and extending downward along the inner surface of the lid when the lid is open, a first section rotatably attached to the opening frame, and a second section attached to the lid. a link device rotatably connected to each other, and a link device rotatably attached to the lower end side of the first section from the second section connecting portion when the lid is open, and extending from the rotation axis to each side. A ladder device comprising a stopper formed in a polygonal shape with different distances, and a stopper on one side of which the second section abuts with the opening angle regulated.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1985115312U JPH0430317Y2 (en) | 1985-07-25 | 1985-07-25 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1985115312U JPH0430317Y2 (en) | 1985-07-25 | 1985-07-25 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6222298U true JPS6222298U (en) | 1987-02-10 |
JPH0430317Y2 JPH0430317Y2 (en) | 1992-07-22 |
Family
ID=30998841
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1985115312U Expired JPH0430317Y2 (en) | 1985-07-25 | 1985-07-25 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0430317Y2 (en) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5829756U (en) * | 1981-08-24 | 1983-02-26 | 株式会社小島商店 | Door locking device for double door furniture |
JPS58137800U (en) * | 1982-03-13 | 1983-09-16 | 文化シヤツタ−株式会社 | Stopper device for suspension links for stairs |
-
1985
- 1985-07-25 JP JP1985115312U patent/JPH0430317Y2/ja not_active Expired
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5829756U (en) * | 1981-08-24 | 1983-02-26 | 株式会社小島商店 | Door locking device for double door furniture |
JPS58137800U (en) * | 1982-03-13 | 1983-09-16 | 文化シヤツタ−株式会社 | Stopper device for suspension links for stairs |
Also Published As
Publication number | Publication date |
---|---|
JPH0430317Y2 (en) | 1992-07-22 |