Title:
MEGAPHONE FILE
Document Type and Number:
Japanese Patent JP2017037282
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a megaphone file for cheering use that combines the functions of a reference document preserving method and a compact cheering loudspeaker and imposes no heavy load on but can be easily carried and conveniently used by rooters and accordingly is free from the trouble of reference documents being smeared, broken or wetted and the problem with separately prepared megaphones that they are too large, troublesome and inconvenient.SOLUTION: A megaphone file for cheering use having side A and side B, each equipped with convexo-concave buttons in upper left and upper right positions and further with convexo-concave buttons in lower left and lower right positions in the lower part so that the megaphone can be specified to keep a conic shape. A rubber string is disposed in a collapsible hung-from-the neck type rubber string holder, and a top-end rubber string stop can be pulled out to enable a rear-end rubber string stop to freely slide on a slicer rail.SELECTED DRAWING: Figure 1
Inventors:
ITO KOJI
Application Number:
JP2015166240A
Publication Date:
February 16, 2017
Filing Date:
August 08, 2015
Export Citation:
Assignee:
ITO KOJI
International Classes:
G10K11/02; B42F7/00
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