JPS62155199U

JPS62155199U -

Info

Publication number: JPS62155199U
Application number: JP4421786U
Authority: JP
Priority date: 1986-03-26
Filing date: 1986-03-26
Publication date: 1987-10-02

Description

[Brief explanation of the drawing]

第１図及び第２図はこの考案の一実施例図であ
り、第３図及び第４図はこの考案の部分拡大図で
ある。第５図は従来の実施例を示す図、第６図は
従来の部分拡大図である。図において１はステツプＡ、２はステツプＢ、
３はステツプＣ、４は踏台の枠、５は踏台の脚、
６は軸管、７は自在キヤスター、８は自在キヤス
タ７の上下動き調整するスプリング、１０はブロ
ツク状部材、１１はカム、１２は昇降機構部材、
１３はストツパー、１４は回転軸、１５は軸を示
す。なお、図中同一又は相当部分には同一番号、
同一符号を付して示してある。 1 and 2 are views of one embodiment of this invention, and FIGS. 3 and 4 are partially enlarged views of this invention. FIG. 5 is a diagram showing a conventional embodiment, and FIG. 6 is a partially enlarged view of the conventional device. In the figure, 1 is step A, 2 is step B,
3 is step C, 4 is the frame of the step stool, 5 is the leg of the step stool,
6 is a shaft tube, 7 is a swivel caster, 8 is a spring for adjusting the vertical movement of the swivel caster 7, 10 is a block-shaped member, 11 is a cam, 12 is a lifting mechanism member,
13 is a stopper, 14 is a rotating shaft, and 15 is a shaft. In addition, the same numbers and corresponding parts in the diagrams are the same or equivalent.
They are shown with the same reference numerals.

Claims

[Scope of utility model registration request]

A frame body having a plurality of steps attached in a stair-like manner, an elevating mechanism attached to the lower side of the frame body and moving in the vertical direction, a plurality of casters attached to the lower side of the elevating mechanism, and the elevating mechanism attached to the lower side of the frame body. one end of which is positioned in the mechanism, the other end protrudes above the frame, and can be moved in a fan shape using the one end side as a fulcrum, and further moves the elevating mechanism in the vertical direction by the movement; By moving the lever in a fan-like manner to one side, the casters attached to the lifting mechanism are brought into contact with the floor surface and the legs of the frame body are separated from the floor surface, and the lever is moved in a fan-like manner. A step stool characterized in that the legs of the frame can be brought into contact with the floor by moving the casters in a fan-like manner in the other direction to separate the casters from the floor.