JPH0728794Y2 - 天井のスピーカ設置構造 - Google Patents
天井のスピーカ設置構造Info
- Publication number
- JPH0728794Y2 JPH0728794Y2 JP1987070423U JP7042387U JPH0728794Y2 JP H0728794 Y2 JPH0728794 Y2 JP H0728794Y2 JP 1987070423 U JP1987070423 U JP 1987070423U JP 7042387 U JP7042387 U JP 7042387U JP H0728794 Y2 JPH0728794 Y2 JP H0728794Y2
- Authority
- JP
- Japan
- Prior art keywords
- speaker
- ceiling
- sound
- slit
- guide box
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000009434 installation Methods 0.000 title claims description 13
- 239000000463 material Substances 0.000 claims description 10
- 238000005259 measurement Methods 0.000 description 8
- 238000004378 air conditioning Methods 0.000 description 5
- 238000012360 testing method Methods 0.000 description 5
- 230000002093 peripheral effect Effects 0.000 description 3
- 238000005192 partition Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012074 hearing test Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Landscapes
- Details Of Audible-Bandwidth Transducers (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1987070423U JPH0728794Y2 (ja) | 1987-05-12 | 1987-05-12 | 天井のスピーカ設置構造 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1987070423U JPH0728794Y2 (ja) | 1987-05-12 | 1987-05-12 | 天井のスピーカ設置構造 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS63178985U JPS63178985U (en]) | 1988-11-18 |
JPH0728794Y2 true JPH0728794Y2 (ja) | 1995-06-28 |
Family
ID=30912044
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1987070423U Expired - Lifetime JPH0728794Y2 (ja) | 1987-05-12 | 1987-05-12 | 天井のスピーカ設置構造 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0728794Y2 (en]) |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5611562U (en]) * | 1979-07-02 | 1981-01-31 |
-
1987
- 1987-05-12 JP JP1987070423U patent/JPH0728794Y2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPS63178985U (en]) | 1988-11-18 |
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