SU463239A1 - Телефонна трубка с пластомассовым корпусом - Google Patents
Телефонна трубка с пластомассовым корпусомInfo
- Publication number
- SU463239A1 SU463239A1 SU1727826A SU1727826A SU463239A1 SU 463239 A1 SU463239 A1 SU 463239A1 SU 1727826 A SU1727826 A SU 1727826A SU 1727826 A SU1727826 A SU 1727826A SU 463239 A1 SU463239 A1 SU 463239A1
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- speech
- auditory
- wall
- radius
- plastomass
- Prior art date
Links
- 239000002775 capsule Substances 0.000 description 13
- 210000001503 joint Anatomy 0.000 description 7
- 239000000919 ceramic Substances 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 229910000906 Bronze Inorganic materials 0.000 description 2
- 206010010774 Constipation Diseases 0.000 description 2
- 239000010974 bronze Substances 0.000 description 2
- 239000011195 cermet Substances 0.000 description 2
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 description 2
- 210000005069 ears Anatomy 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 210000002816 gill Anatomy 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000003446 ligand Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 210000005036 nerve Anatomy 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 239000011135 tin Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/03—Constructional features of telephone transmitters or receivers, e.g. telephone hand-sets
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Telephone Set Structure (AREA)
- Prostheses (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD15224970 | 1970-12-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SU463239A1 true SU463239A1 (ru) | 1975-03-05 |
Family
ID=5483313
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SU1727826A SU463239A1 (ru) | 1970-12-24 | 1971-12-23 | Телефонна трубка с пластомассовым корпусом |
Country Status (4)
| Country | Link |
|---|---|
| BG (1) | BG21578A1 (enrdf_load_stackoverflow) |
| DE (1) | DE2151956A1 (enrdf_load_stackoverflow) |
| HU (1) | HU165370B (enrdf_load_stackoverflow) |
| SU (1) | SU463239A1 (enrdf_load_stackoverflow) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU90211S (en) | 1983-07-01 | 1985-03-14 | Gec Plessey Telecommunications Ltd | Telephone handset |
| AU90217S (en) | 1983-07-01 | 1985-03-14 | Gec Plessey Telecommunications Ltd | Telephone handset |
| AU575917B2 (en) * | 1984-06-29 | 1988-08-11 | Wang Laboratories, Inc. | Ergonomic telephone handset |
-
1971
- 1971-10-19 DE DE19712151956 patent/DE2151956A1/de active Pending
- 1971-12-21 BG BG1929271A patent/BG21578A1/xx unknown
- 1971-12-23 SU SU1727826A patent/SU463239A1/ru active
- 1971-12-23 HU HUII000086 patent/HU165370B/hu unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE2151956A1 (de) | 1972-07-13 |
| HU165370B (enrdf_load_stackoverflow) | 1974-08-28 |
| BG21578A1 (enrdf_load_stackoverflow) | 1976-07-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4683587A (en) | Submersible personal stereo | |
| AU724482B2 (en) | Acoustic horn for use in cellular flip phones | |
| KR100728189B1 (ko) | 헤드셋 | |
| US5890072A (en) | Radiotelephone having a non-resonant wave guide acoustically coupled to a microphone | |
| CN108462929A (zh) | 扬声器模组以及电子设备 | |
| US6374120B1 (en) | Acoustic guide for audio transducers | |
| SU463239A1 (ru) | Телефонна трубка с пластомассовым корпусом | |
| WO2022041434A1 (zh) | 扬声器箱 | |
| US6961434B2 (en) | Submersible headphones | |
| CN208112944U (zh) | 扬声器模组以及电子设备 | |
| CN211116187U (zh) | 消音器机构 | |
| IE50103B1 (en) | Telephone handset | |
| WO2022041439A1 (zh) | 扬声器箱 | |
| JP2002330208A (ja) | 漏洩を許容するフリーハンドテレホン | |
| CN203608325U (zh) | 入耳式耳机 | |
| CN208572403U (zh) | 一种喇叭前腔导音结构及其电子装置 | |
| US3790711A (en) | Sterophony - simulating earphone | |
| CN115065908A (zh) | 扬声器模组 | |
| US3342286A (en) | Compliance activated multi-diaphragm | |
| CN218006496U (zh) | 耳机及其可有效减少齿音的耳机帽 | |
| JPS61123388A (ja) | ハンドセツト | |
| KR102559725B1 (ko) | 주파수 필터링을 위해 측면 홈을 구비한 음파용 도파관 | |
| US1558189A (en) | Radio and phonographic amplifying resonator | |
| US1809314A (en) | Sound amplifying device | |
| JP2007060529A (ja) | 位相反転型スピーカキャビネット |