Title:
SCREEN DEVICE
Document Type and Number:
Japanese Patent JPH01178949
Kind Code:
A
Abstract:
PURPOSE:To reduce the number of installation spots, to scale up a speaker as well as screen size and to enjoy the sound and video of a high definition television without deteriorating power and presence by sticking screens to the diaphragm of a large-sized flat speaker outputting a total pitch extent. CONSTITUTION:The title screen device comprises by sticking the screen to the diaphragm for the flat speakers 1-3 outputting a total pitch extent: the screen speakers for the left channel 1, the central channel 2 and the left channel 3 are arranged laterally to comprise one screen. By sticking the screen to the diaphragm of the three-channel speakers outputting a total pitch extent, the screen itself turns into a three-channel speaker. An installation space can be reduced without deteriorating power and presence and intervening central sound by the screen.
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Inventors:
SHINTANI NAOKI
KAWASHIMA KAZUMI
YAMAMOTO KAZUYASU
NISHIDA TSUTOMU
KAWASHIMA KAZUMI
YAMAMOTO KAZUYASU
NISHIDA TSUTOMU
Application Number:
JP33452887A
Publication Date:
July 17, 1989
Filing Date:
December 29, 1987
Export Citation:
Assignee:
MATSUSHITA ELECTRIC IND CO LTD
International Classes:
G03B21/56; H04R1/02; H04R5/02; (IPC1-7): G03B21/56; H04R1/02; H04R5/02
Attorney, Agent or Firm:
Toshio Nakao (1 outside)
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