CA1265882A - Telephone set - Google Patents
Telephone setInfo
- Publication number
- CA1265882A CA1265882A CA000527692A CA527692A CA1265882A CA 1265882 A CA1265882 A CA 1265882A CA 000527692 A CA000527692 A CA 000527692A CA 527692 A CA527692 A CA 527692A CA 1265882 A CA1265882 A CA 1265882A
- Authority
- CA
- Canada
- Prior art keywords
- transmitter
- receiver
- handset
- aperture means
- housing
- 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
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
- H04M1/20—Arrangements for preventing acoustic feed-back
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Telephone Set Structure (AREA)
- Micromachines (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1986013442U JPH0625085Y2 (ja) | 1986-01-30 | 1986-01-30 | 電話機 |
JP13442/1986 | 1986-01-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1265882A true CA1265882A (en) | 1990-02-13 |
Family
ID=11833249
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA000527692A Expired - Lifetime CA1265882A (en) | 1986-01-30 | 1987-01-20 | Telephone set |
Country Status (7)
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3721230A1 (de) * | 1987-06-24 | 1989-01-12 | Krone Ag | Handapparat fuer einen fernsprechapparat |
ATE125992T1 (de) * | 1991-01-24 | 1995-08-15 | Hagenuk Telecom Gmbh | Handapparat für telefone. |
DE59108408D1 (de) * | 1991-02-21 | 1997-01-23 | Siemens Ag | Anordnung zur Unterdrückung von akustischen Reflexionen bei Handapparaten der Fernsprechtechnik |
DE9209994U1 (de) * | 1992-07-24 | 1992-09-17 | Siemens AG, 8000 München | Handapparat für eine Fernsprechstation |
DE4445840A1 (de) * | 1994-12-22 | 1996-06-27 | Telefunken Microelectron | Handapparat für Telefon- und Funksprechsysteme |
USD736755S1 (en) * | 2013-12-09 | 2015-08-18 | Samsung Electronics Co., Ltd. | Telephone receiver |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2490637A (en) * | 1944-04-06 | 1949-12-06 | Ericsson Telefon Ab L M | Handset provided with a sound collecting lid movably mounted before the microphone |
GB656723A (en) * | 1948-01-10 | 1951-08-29 | Edward Shipton | Improvements in or relating to telephone instruments |
US2643301A (en) * | 1949-04-11 | 1953-06-23 | Nathan J Cornfeld | Hand telephone |
DE1851782U (de) * | 1960-07-29 | 1962-05-17 | Ernst Pless | Fuer diktiergeraete bestimmte einrichtung zum aufsprechen und abhoeren von schallaufzeichnungen. |
NO120997B (US20020128544A1-20020912-P00008.png) * | 1964-10-19 | 1971-01-04 | Ring System Maskiner Gustav | |
US3521008A (en) * | 1966-10-31 | 1970-07-21 | Northern Electric Co | Telephone instrument |
DE1512798B2 (de) * | 1967-03-02 | 1972-03-30 | Standard Elektrik Lorenz Ag, 7000 Stuttgart | Einteiliger fernsprechapparat |
US4178488A (en) * | 1977-08-02 | 1979-12-11 | Toa Electric Co., Ltd. | Telephone set |
US4319095A (en) * | 1980-06-06 | 1982-03-09 | Northern Telecom Limited | Telephone handset transducer mounting |
JPS5719659U (US20020128544A1-20020912-P00008.png) * | 1980-07-07 | 1982-02-01 | ||
GB2087686B (en) * | 1980-10-17 | 1984-05-31 | Lambda Tele Equipment Ltd | One piece telephone |
US4334321A (en) * | 1981-01-19 | 1982-06-08 | Seymour Edelman | Opto-acoustic transducer and telephone receiver |
JPS57155863U (US20020128544A1-20020912-P00008.png) * | 1981-03-24 | 1982-09-30 | ||
JPS633252Y2 (US20020128544A1-20020912-P00008.png) * | 1981-04-13 | 1988-01-27 | ||
US4720857A (en) * | 1985-12-06 | 1988-01-19 | Plantronics, Inc. | Miniaturized headset for two-way voice communication |
-
1986
- 1986-01-30 JP JP1986013442U patent/JPH0625085Y2/ja not_active Expired - Lifetime
-
1987
- 1987-01-15 US US07/004,085 patent/US4876714A/en not_active Expired - Lifetime
- 1987-01-20 CA CA000527692A patent/CA1265882A/en not_active Expired - Lifetime
- 1987-01-23 AU AU67951/87A patent/AU594740B2/en not_active Expired
- 1987-01-26 GB GB8701640A patent/GB2187062B/en not_active Expired
- 1987-01-29 SE SE8700350A patent/SE468783B/sv not_active IP Right Cessation
- 1987-01-29 NO NO870363A patent/NO171440C/no unknown
Also Published As
Publication number | Publication date |
---|---|
SE8700350D0 (sv) | 1987-01-29 |
NO171440B (no) | 1992-11-30 |
AU6795187A (en) | 1987-08-06 |
SE8700350L (sv) | 1987-07-31 |
GB2187062A (en) | 1987-08-26 |
SE468783B (sv) | 1993-03-15 |
NO870363D0 (no) | 1987-01-29 |
GB8701640D0 (en) | 1987-03-04 |
GB2187062B (en) | 1989-11-01 |
NO171440C (no) | 1993-03-10 |
NO870363L (no) | 1987-07-31 |
JPS62125045U (US20020128544A1-20020912-P00008.png) | 1987-08-08 |
US4876714A (en) | 1989-10-24 |
JPH0625085Y2 (ja) | 1994-06-29 |
AU594740B2 (en) | 1990-03-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MKEX | Expiry |