JPS5915593U

JPS5915593U - blackboard device

Info

Publication number: JPS5915593U
Application number: JP11067182U
Authority: JP
Inventors: 豊永　賢二
Original assignee: 三洋電機株式会社
Priority date: 1982-07-20
Filing date: 1982-07-20
Publication date: 1984-01-30

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図は従来品を示す斜視図、第２図はこの考案の実施
例斜視図、第３図はこの考案に使用する　　　゛網体の
平面図、第４図はこの考案の他実施例斜視図、第５図は
第４図に示すものの正面図である。１・・・黒板本体、２・・・チョーク粉受け、３・・・
網体、４・・・底部、５・・・吸引装置。Figure 1 is a perspective view of a conventional product, Figure 2 is a perspective view of an embodiment of this invention, Figure 3 is a plan view of the net used in this invention, and Figure 4 is a perspective view of another embodiment of this invention. 5 is a front view of what is shown in FIG. 4. 1... Blackboard body, 2... Chalk powder receiver, 3...
Net body, 4...bottom, 5...suction device.

Claims

[Scope of utility model registration request]

In a blackboard device consisting of a blackboard main body and a gutter-shaped chalk powder receptacle that is integrally provided at the lower front of the blackboard main body, the chalk powder receptacle is equipped with a net on top, and the bottom of the chalk powder receptacle is shallow at one end, and the other end is shallow. A blackboard device in which the bottom of the chalk receptacle is slanted to become deeper, and a suction device is attached to the side end where the bottom of the chalk receptacle is deep.