JPS59179924U

JPS59179924U - simple stairs

Info

Publication number: JPS59179924U
Application number: JP7400483U
Authority: JP
Inventors: 満中島
Original assignee: 株式会社日本アルミ; 日本アルミ住宅建材工業株式会社
Priority date: 1983-05-17
Filing date: 1983-05-17
Publication date: 1984-12-01

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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図は本考案の一実施例を示す側面図、第２図は同一
部の横断面図、第３図は同一部の斜視図、第４図は同一
部の縦断面図、第５図は他の実施例を示す要部の斜視図
、第６図は同横断面図、第７図は同縦断面図、第８図は
同側面図、第９図は今一つの実施例を示す折り畳み状態
の断面図、第１０図は同使用状態の断面図、第１１図は
同分解斜視図である。１・・・前柱、２・・・縦部材、５・・・後柱、６・・
・縦部材、９・・・踏板、１０・・・前縁左右端部、１
１・・・後縁左右端部。１２　　９′１２第１１図 ′−さ１Fig. 1 is a side view showing an embodiment of the present invention, Fig. 2 is a cross-sectional view of the same part, Fig. 3 is a perspective view of the same part, Fig. 4 is a longitudinal sectional view of the same part, and Fig. 5 6 is a cross-sectional view of the same, FIG. 7 is a longitudinal sectional view of the same, FIG. 8 is a side view of the same, and FIG. 9 is a folded view of another embodiment. FIG. 10 is a cross-sectional view of the same state of use, and FIG. 11 is an exploded perspective view of the same. 1... Front pillar, 2... Vertical member, 5... Back pillar, 6...
・Vertical member, 9...Treadboard, 10...Left and right ends of front edge, 1
1...Rear edge left and right ends. 12 9'12 Figure 11'-Sa1

Claims

[Scope of utility model registration request]

The front edge left and right end portions 10, 10 of rectangular footboards 9 are swingably supported on a front pillar 1 consisting of a pair of left and right vertical members 2, 2, and the footboards 9... Trailing edge left and right ends 11, jl
is pivotably supported on a rear column 5 consisting of a pair of left and right vertical members 6.6, and when viewed from the side, the front column 1, the rear column 5, and the tread plate 9.
... form a parallel link, and the front pillar 1 and the rear pillar 5 are configured to be switchable from a contact state to a separated state at a predetermined interval while maintaining parallelism to each other.