Title:
MEGAPHONE FOR PORTABLE ELECTRONIC APPARATUS
Document Type and Number:
WIPO Patent Application WO/2017/104181
Kind Code:
A1
Abstract:
The present invention is a megaphone for a portable electronic apparatus, and is characterized by a configuration, for amplifying the volume of sound from the portable electronic apparatus, in which a main resonant tube having an attachment opening provided to one end and formed by coupling a plurality of resonant single tubes so as to make it possible to adjust audio quality is assembled together with a sound-amplifying section for amplifying the volume of sound. The present invention is a megaphone for a portable electronic apparatus and is characterized: in that the length, shape, and material can be varied with combinations of resonant single tubes; and in that the megaphone comprises a retention part with which the retention width can be varied, a resonant tube with which sound can be conveyed as vibration to the hands, and a sound-amplifying part coupling a plurality of sound-amplifying single tubes.
Inventors:
ISA TSUNEHIRO (JP)
Application Number:
PCT/JP2016/075103
Publication Date:
June 22, 2017
Filing Date:
August 27, 2016
Export Citation:
Assignee:
ISA TSUNEHIRO (JP)
International Classes:
H04M1/21; G10K11/08
Foreign References:
| JP3169402U | 2011-07-28 | |||
| JPS5911385U | 1984-01-24 | |||
| JPH056994Y2 | 1993-02-23 | |||
| JP2001197584A | 2001-07-19 |
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