JPS6231906Y2 - - Google Patents
Info
- Publication number
- JPS6231906Y2 JPS6231906Y2 JP7984981U JP7984981U JPS6231906Y2 JP S6231906 Y2 JPS6231906 Y2 JP S6231906Y2 JP 7984981 U JP7984981 U JP 7984981U JP 7984981 U JP7984981 U JP 7984981U JP S6231906 Y2 JPS6231906 Y2 JP S6231906Y2
- Authority
- JP
- Japan
- Prior art keywords
- sound emitting
- resonance box
- sound
- sounding
- protrusion
- 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
Links
- 230000002093 peripheral effect Effects 0.000 description 8
- 239000002184 metal Substances 0.000 description 4
- 239000013078 crystal Substances 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 238000003780 insertion Methods 0.000 description 3
- 229920003002 synthetic resin Polymers 0.000 description 3
- 239000000057 synthetic resin Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000005357 flat glass Substances 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 238000004078 waterproofing Methods 0.000 description 1
Landscapes
- Electromechanical Clocks (AREA)
- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7984981U JPS6231906Y2 (US20030199744A1-20031023-C00003.png) | 1981-05-30 | 1981-05-30 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7984981U JPS6231906Y2 (US20030199744A1-20031023-C00003.png) | 1981-05-30 | 1981-05-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS57191189U JPS57191189U (US20030199744A1-20031023-C00003.png) | 1982-12-03 |
JPS6231906Y2 true JPS6231906Y2 (US20030199744A1-20031023-C00003.png) | 1987-08-15 |
Family
ID=29875431
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7984981U Expired JPS6231906Y2 (US20030199744A1-20031023-C00003.png) | 1981-05-30 | 1981-05-30 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6231906Y2 (US20030199744A1-20031023-C00003.png) |
-
1981
- 1981-05-30 JP JP7984981U patent/JPS6231906Y2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS57191189U (US20030199744A1-20031023-C00003.png) | 1982-12-03 |