JPS63117340U

JPS63117340U -

Info

Publication number: JPS63117340U
Application number: JP836587U
Authority: JP
Priority date: 1987-01-23
Filing date: 1987-01-23
Publication date: 1988-07-29
Anticipated expiration: 2002-01-23
Also published as: JPH059877Y2

Description

[Brief explanation of the drawing]

第１図〜第４図は本考扱の実施例に対応するも
ので、第１図は外観説明図、第２図ａは模式的正
面説明図で、ｂ，ｃは夫々要部の拡大断面図、拡
大斜視図であり、また第３図ａ，ｂ及び第４図ａ
，ｂは、いずれもａが模式的正面説明図、ｂは要
部拡大断面図である。また第５図は従来例の要部
説明的斜視図である。符号Ａ……脚体本体、１……案内筒体、２……
ねじシヤフト、３……脚柱パイプ、４……雌ねじ
部材、５……横桟筒体、６……連動シヤフト、７
……連動機構、８……駆動部、９……表示用部材
、１０……視認用窓、１１……クランクハンドル
、１２……床部、１３……雄ねじ部、１４……指
示部材、１５……目盛板、１６……目盛、１７…
…指示部。 Figures 1 to 4 correspond to the embodiments discussed in this article. Figure 1 is an explanatory external view, Figure 2a is a schematic front view, and b and c are enlarged cross-sections of important parts, respectively. FIG. 3 is an enlarged perspective view, and FIGS.
, b, a is a schematic front explanatory view, and b is an enlarged sectional view of a main part. Further, FIG. 5 is an explanatory perspective view of the main part of the conventional example. Code A... Leg body, 1... Guide cylinder, 2...
Threaded shaft, 3... Pillar pipe, 4... Female threaded member, 5... Horizontal bar cylinder, 6... Interlocking shaft, 7
. . . Interlocking mechanism, 8 . ...Scale plate, 16...Scale, 17...
...Instruction section.

Claims

[Scope of utility model registration request]

Guide cylinders with downward openings are provided on the left and right sides of the leg main body, and screw shafts are rotatably supported in each of the guide cylinders, and the above-mentioned screw shaft is rotatably supported on each of the guide cylinders. A female screw member is provided to be screwed into the threaded shaft, and the pillar pipe is expanded and contracted by rotation of the threaded shaft, and a horizontal bar cylinder is provided between the upper parts of the guide cylinder, so that the interlocking shaft can be freely rotated. In addition, both sides of the interlocking shaft and the screw shaft are configured to be interlocked by an interlocking mechanism, and a drive section for the screw shaft or the interlocking shaft is configured in the upper part of the leg body, and a drive section for the screw shaft or the interlocking shaft is configured in the upper part of the leg body, and a A leg length display mechanism, characterized in that a display member is provided that is moved by the interlocking shaft edge or the screw shaft, and further a window for viewing the display member is formed in the horizontal bar cylinder.