JPS645415Y2 - - Google Patents
Info
- Publication number
- JPS645415Y2 JPS645415Y2 JP1982088587U JP8858782U JPS645415Y2 JP S645415 Y2 JPS645415 Y2 JP S645415Y2 JP 1982088587 U JP1982088587 U JP 1982088587U JP 8858782 U JP8858782 U JP 8858782U JP S645415 Y2 JPS645415 Y2 JP S645415Y2
- Authority
- JP
- Japan
- Prior art keywords
- telephone
- transmitter
- acoustic
- housing
- acoustic coupler
- 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 7
- 238000005192 partition Methods 0.000 description 5
- 239000013013 elastic material Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Landscapes
- Telephone Set Structure (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8858782U JPS58191754U (ja) | 1982-06-14 | 1982-06-14 | 音響カプラ |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8858782U JPS58191754U (ja) | 1982-06-14 | 1982-06-14 | 音響カプラ |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS58191754U JPS58191754U (ja) | 1983-12-20 |
JPS645415Y2 true JPS645415Y2 (de) | 1989-02-10 |
Family
ID=30097252
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8858782U Granted JPS58191754U (ja) | 1982-06-14 | 1982-06-14 | 音響カプラ |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS58191754U (de) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4832409A (de) * | 1971-08-30 | 1973-04-28 | ||
JPS5668048A (en) * | 1979-11-09 | 1981-06-08 | Hitachi Ltd | Acoustic coupler |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5215136Y2 (de) * | 1972-10-14 | 1977-04-05 |
-
1982
- 1982-06-14 JP JP8858782U patent/JPS58191754U/ja active Granted
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4832409A (de) * | 1971-08-30 | 1973-04-28 | ||
JPS5668048A (en) * | 1979-11-09 | 1981-06-08 | Hitachi Ltd | Acoustic coupler |
Also Published As
Publication number | Publication date |
---|---|
JPS58191754U (ja) | 1983-12-20 |
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