JPH0325737U

JPH0325737U -

Info

Publication number: JPH0325737U
Application number: JP8702589U
Authority: JP
Priority date: 1989-07-25
Filing date: 1989-07-25
Publication date: 1991-03-15

Description

[Brief explanation of the drawing]

第１図はこの考案の第１実施例の平面図、第２
図は第１実施例の使用状態図、第３図は第２実施
例の平面図、第４図は第２実施例の使用状態図、
第５図イ，ロは変形例の平面図、第６図は従来例
の平面図、第７図イ，ロは従来例の使用状態図で
ある。 Figure 1 is a plan view of the first embodiment of this invention;
The figure is a usage state diagram of the first embodiment, FIG. 3 is a plan view of the second embodiment, and FIG. 4 is a usage state diagram of the second embodiment.
5A and 5B are a plan view of a modified example, FIG. 6 is a plan view of a conventional example, and FIGS. 7A and 7B are usage state diagrams of the conventional example.

Claims

[Scope of Claim for Utility Model Registration] (1) In a so-called extruded hollow wall board in which a plurality of hollow holes are provided in the wall board body, the internal dimensions of these hollow holes in the thickness direction of the wall board body are equal to A hollow wall board characterized in that the inner dimensions of the mortise groove provided at the side end are approximately the same. (2) In a so-called extruded hollow wall board in which a plurality of hollow holes are provided in the wall board body, the inner dimension of these hollow holes in the thickness direction of the wall board body is the same as that of the mortise groove provided at one end of the wall board body. 1. A hollow wall board having an inner dimension substantially the same as that of the wall board, and having one of the hollow portions disposed at a central position in the width direction of the wall board body, extending from left to right of the central position of the wall board body.