JPS598500U

JPS598500U - pipe stepladder

Info

Publication number: JPS598500U
Application number: JP10457682U
Authority: JP
Inventors: 直行山田
Original assignee: 三栄工業株式会社
Priority date: 1982-07-09
Filing date: 1982-07-09
Publication date: 1984-01-19
Also published as: JPS6236951Y2

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

[Brief explanation of drawings]

第１図は、パイプ製脚立の従来例を示す縦断正面図、第
２図は本考案に係るパイプ製脚立の縦断正面図、第３図
はその右側面図、第４図は折畳み状態を示す縦断面図、
第５図は天板部分の拡大図、第６図は踏板部分の拡大図
である。符号表、１，２・・・パイプ脚、３．４・・・踏板、５
゜６・・・天板、７．　８．　１２．　１３・・・ブラ
ケット、９．１６、　１７．　１８・・・支軸、１０．
　１１．　１９・・・突片、１４．１５・・・連杆、２
０・・・キャップ。Fig. 1 is a longitudinal sectional front view showing a conventional example of a pipe stepladder, Fig. 2 is a longitudinal sectional front view of the pipe stepladder according to the present invention, Fig. 3 is a right side view thereof, and Fig. 4 is a folded state. longitudinal section,
FIG. 5 is an enlarged view of the top plate portion, and FIG. 6 is an enlarged view of the tread plate portion. Code table, 1, 2...Pipe leg, 3.4...Treadboard, 5
゜6...Top plate, 7. 8. 12. 13... Bracket, 9.16, 17. 18... Support shaft, 10.
11. 19... protrusion, 14.15... continuous rod, 2
0... Cap.

Claims

[Scope of utility model registration request]

(1) A top plate 5 is attached to the upper end of the left and right pair of pipe legs 1 and 2, respectively.
, 6 are fixed, and the front legs la, 2 of the pipe legs 1 and 2 are fixed.
A plurality of treads 8.4 are fixed between the rear legs 1b, 2b, and the top plates 5, 6 are pivoted by a support shaft 9, and connecting rods 14, 15 are linked between the treads 3, 4. A stepladder made of pipe, characterized in that, in the stepladder made of Nodoib, the support shaft 9 is disposed off-centered on the back side of one of the top plates 5.

(2) Scope of Utility Model Registration In the pipe stepladder according to claim 1, the right side is fixed to the back surface of the right top plate 6 and the upper end of the pipe leg 2, and the right side is fixed to the left side of the back surface of the left top plate 5. An extended overhang bracket 7 is provided, the left side is fixed to the upper end of the pipe leg 1 on the back side of the left top plate 5, and a bracket 8 is provided extending to the left side of the back side of the left top plate 5. A stepladder made of pipe, characterized in that the support shaft 9 is inserted and supported at the left end of a bracket 7°8.

(3) In the pipe stepladder according to claim 1 of the utility model registration claim, the bracket 12 is provided protruding from the left side of the upper surface of the tread 3 of the left pipe leg 1, and the bracket 12 is provided on the right side of the upper surface of the tread 4 of the right pipe leg 2. A bracket 13 is provided protruding from the bracket 1.
2. A stepladder made of pipe, characterized in that a connecting rod 14.15 is configured as a link between 13 and 13.