Title:
CEILING REFLECTING PLATE DEVICE
Document Type and Number:
Japanese Patent JP3609195
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a device which can dispense with an adjustment of a suspending position and can perform unfolding and housing operation in stable operation and by which an acoustic effect can be improved and whose cost can be reduced.
SOLUTION: One ends of a pair of ceiling reflecting plates 1 and 2 to cover an upper part of a stage are rotatably journalled to a shaft 3 on the tip of a suspending frame 4 vertically suspended downward from the ceiling. These ceiling reflecting plates 1 and 2 are suspended by wire ropes 5 and 6 which are extended on a pair of pulleys 7 and 8 fixedly arranged on the suspending frame 4 and are delivered from above these pulleys 7 and 8 and are wound above the pulleys 7 and 8.
Inventors:
Masuda Autumn
Application Number:
JP7295996A
Publication Date:
January 12, 2005
Filing Date:
March 27, 1996
Export Citation:
Assignee:
Kayaba Industry Co., Ltd.
International Classes:
E04B1/99; A63J5/04; (IPC1-7): E04B1/99; A63J5/04
Domestic Patent References:
| JP42008328Y1 | ||||
| JP40011863Y1 | ||||
| JP62155900U |
Attorney, Agent or Firm:
Masaki Goto
Yoshio Matsuda
Yoshio Matsuda
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