BE806007A - KEYPAD FOR A SELECTION DEVICE FOR TELECOMMUNICATION SYSTEMS - Google Patents
KEYPAD FOR A SELECTION DEVICE FOR TELECOMMUNICATION SYSTEMSInfo
- Publication number
- BE806007A BE806007A BE136625A BE136625A BE806007A BE 806007 A BE806007 A BE 806007A BE 136625 A BE136625 A BE 136625A BE 136625 A BE136625 A BE 136625A BE 806007 A BE806007 A BE 806007A
- Authority
- BE
- Belgium
- Prior art keywords
- keypad
- selection device
- telecommunication systems
- telecommunication
- systems
- Prior art date
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
- H04M1/23—Construction or mounting of dials or of equivalent devices; Means for facilitating the use thereof
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Push-Button Switches (AREA)
- Telephone Set Structure (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT30518/72A IT972200B (en) | 1972-10-16 | 1972-10-16 | KEYBOARD FOR A SECTION DEVICE FOR TELECOMMUNICATION SYSTEMS CAZIONI |
Publications (1)
Publication Number | Publication Date |
---|---|
BE806007A true BE806007A (en) | 1974-02-01 |
Family
ID=11229895
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE136625A BE806007A (en) | 1972-10-16 | 1973-10-12 | KEYPAD FOR A SELECTION DEVICE FOR TELECOMMUNICATION SYSTEMS |
Country Status (13)
Country | Link |
---|---|
US (1) | US3870840A (en) |
JP (1) | JPS5619146B2 (en) |
BE (1) | BE806007A (en) |
BR (1) | BR7307405D0 (en) |
CA (1) | CA994021A (en) |
CH (1) | CH570029A5 (en) |
DE (1) | DE2351367C2 (en) |
ES (1) | ES418704A1 (en) |
FR (1) | FR2203238B1 (en) |
GB (1) | GB1433184A (en) |
IT (1) | IT972200B (en) |
NL (1) | NL7313976A (en) |
ZA (1) | ZA737102B (en) |
Families Citing this family (32)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT337275B (en) * | 1974-05-07 | 1977-06-27 | Preh Elektro Feinmechanik | ULTRASONIC REMOTE CONTROL DEVICE |
US4063054A (en) * | 1974-11-22 | 1977-12-13 | Canon Kabushiki Kaisha | Key switch |
GB1529804A (en) * | 1974-12-11 | 1978-10-25 | Exxon Research Engineering Co | Purification of pollutant-containing gases |
US4032728A (en) * | 1974-12-20 | 1977-06-28 | Olympia Werke Ag | Push button switch |
US3971902A (en) * | 1975-03-21 | 1976-07-27 | Amp Incorporated | Keyboard switch assembly having one piece plural pushbutton actuator and resilient mounting structure for plural cantilever beam contacts |
US4029916A (en) * | 1975-04-18 | 1977-06-14 | Northern Electric Company Limited | Multi-contact push-button switch and plural embodiment for keyboard switch assembly |
US3996429A (en) * | 1975-04-18 | 1976-12-07 | Northern Electric Company Limited | Multi-contact push-button switch having plural prestressed contact members designed to provide plural circuit simultaneous switching inputs |
US3999025A (en) * | 1975-07-30 | 1976-12-21 | Burroughs Corporation | Low profile tactile feedback keyboard switch assembly |
US4024368A (en) * | 1975-10-02 | 1977-05-17 | Litton Systems, Inc. | Switch assembly having selective actuation sensitivity |
FR2336012A1 (en) * | 1975-12-17 | 1977-07-15 | Picart Lebas Telephones | MULTI-FREQUENCY DIALING DEVICE FOR KEYPAD TELEPHONE SETTINGS |
US4062181A (en) * | 1976-01-16 | 1977-12-13 | Hughes Aircraft Company | Combination watch-calculator construction |
US4099037A (en) * | 1976-06-21 | 1978-07-04 | National Semiconductor Corporation | Key board switch assembly having canti-levered leaf spring contact assembly on common conductive frame |
JPS5824347Y2 (en) * | 1976-09-10 | 1983-05-25 | アルプス電気株式会社 | push button switch |
US4120044A (en) * | 1976-09-16 | 1978-10-10 | Rca Corporation | Data encoding keyboard |
JPS5355412U (en) * | 1976-10-12 | 1978-05-12 | ||
SE402654B (en) * | 1976-12-21 | 1978-07-10 | Ericsson Telefon Ab L M | PUSH BUTTON SWITCH FOR USE IN CIRCUIT ORGANIZED ON A CIRCUIT CARD |
ES233588Y (en) * | 1978-01-27 | 1978-07-16 | KEYBOARD FOR PHONES. | |
US4192976A (en) * | 1978-12-29 | 1980-03-11 | Gte Automatic Electric Laboratories Incorporated | Pushbutton call transmitter |
DE2950665A1 (en) * | 1979-12-15 | 1981-06-19 | Standard Elektrik Lorenz Ag, 7000 Stuttgart | KEY DIALING BLOCK FOR TELEPHONE UNITS |
US4415983A (en) * | 1980-03-04 | 1983-11-15 | Texas Instruments Incorporated | System and method for aligning a display device |
US4371760A (en) * | 1981-03-05 | 1983-02-01 | Apple Computer, Inc. | Keyboard switch having combined actuator and jumper contact structure |
US4496929A (en) * | 1983-04-11 | 1985-01-29 | Mcgraw-Edison Company | Low current indicating fuse |
DE8504084U1 (en) * | 1985-02-14 | 1990-02-01 | TA Triumph-Adler AG, 8500 Nürnberg | Push button switch |
US5422447A (en) * | 1992-09-01 | 1995-06-06 | Key Tronic Corporation | Keyboard with full-travel, self-leveling keyswitches and return mechanism keyswitch |
US6350970B1 (en) * | 1999-05-07 | 2002-02-26 | Salton, Inc. | Appliance switching mechanism and method |
IL153047A0 (en) * | 2000-05-22 | 2003-06-24 | Digit Wireless Llc | Input devices and their use |
US7126498B2 (en) * | 2002-02-27 | 2006-10-24 | Digit Wireless, Llc | Keypad construction |
AU2003237247A1 (en) * | 2002-05-23 | 2003-12-12 | Digit Wireless, Llc | Keypads and key switches |
TWI271638B (en) * | 2005-05-03 | 2007-01-21 | Benq Corp | Method and related apparatus for inputting characters |
JP5004715B2 (en) * | 2007-08-10 | 2012-08-22 | キヤノン株式会社 | Electronics |
DE102017114189A1 (en) * | 2017-06-27 | 2018-12-27 | Cherry Gmbh | Carrier element for a keyboard, keyboard and method for producing a keyboard |
DE102019106868A1 (en) * | 2019-03-18 | 2020-09-24 | Minimax Viking Research & Development Gmbh | Carrier component of a housing of a hazard alarm control center and a hazard alarm control center, preferably an intrusion, fire alarm and / or extinguishing control center |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3109071A (en) * | 1959-12-18 | 1963-10-29 | Bell Telephone Labor Inc | Telephone call transmitter |
US3131265A (en) * | 1960-12-30 | 1964-04-28 | Gen Motors Corp | Electric switch having a plurality of pivotally mounted switch actuators |
DE1168496B (en) * | 1963-02-01 | 1964-04-23 | Siemens Ag | Key-controlled device for electrical coding for telecommunications systems, in particular dialing device for coded dialing |
DE1562149A1 (en) * | 1968-01-31 | 1970-03-12 | Telefonbau & Normalzeit Gmbh | Dial keypad for telecommunication systems |
DE1807559A1 (en) * | 1968-11-07 | 1970-05-27 | Standard Elek K Lorenz Ag | Set of buttons for telecommunication systems |
US3600528A (en) * | 1969-09-25 | 1971-08-17 | Lematex Corp | Multiple switch construction |
DE2120121A1 (en) * | 1970-06-12 | 1971-12-30 | Inst Fuer Nachrichtentechnik | Keypad for sending out code signals for terminals in information processing systems, in particular for telephone sets in telephone systems |
US3826882A (en) * | 1971-09-06 | 1974-07-30 | Olivetti & Co Spa | Electric keyboards for office machines |
US3786205A (en) * | 1972-05-11 | 1974-01-15 | Becton Dickinson Co | Keyboard switch assembly with movable, multi-contact means and associated swinger portions |
-
1972
- 1972-10-16 IT IT30518/72A patent/IT972200B/en active
-
1973
- 1973-09-05 ZA ZA737102A patent/ZA737102B/en unknown
- 1973-09-12 ES ES418704A patent/ES418704A1/en not_active Expired
- 1973-09-24 BR BR7405/73A patent/BR7307405D0/en unknown
- 1973-09-26 CH CH1380973A patent/CH570029A5/xx not_active IP Right Cessation
- 1973-10-04 FR FR7335556A patent/FR2203238B1/fr not_active Expired
- 1973-10-10 NL NL7313976A patent/NL7313976A/xx not_active Application Discontinuation
- 1973-10-12 DE DE2351367A patent/DE2351367C2/en not_active Expired
- 1973-10-12 BE BE136625A patent/BE806007A/en unknown
- 1973-10-12 GB GB4778673A patent/GB1433184A/en not_active Expired
- 1973-10-13 JP JP11527573A patent/JPS5619146B2/ja not_active Expired
- 1973-10-15 CA CA183,320A patent/CA994021A/en not_active Expired
- 1973-10-15 US US406220A patent/US3870840A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
NL7313976A (en) | 1974-04-18 |
ES418704A1 (en) | 1976-02-16 |
US3870840A (en) | 1975-03-11 |
BR7307405D0 (en) | 1974-08-29 |
DE2351367C2 (en) | 1983-01-13 |
GB1433184A (en) | 1976-04-22 |
CH570029A5 (en) | 1975-11-28 |
FR2203238B1 (en) | 1978-09-22 |
CA994021A (en) | 1976-07-27 |
AU6125373A (en) | 1975-04-17 |
JPS4974806A (en) | 1974-07-19 |
DE2351367A1 (en) | 1974-05-09 |
FR2203238A1 (en) | 1974-05-10 |
ZA737102B (en) | 1974-11-27 |
JPS5619146B2 (en) | 1981-05-06 |
IT972200B (en) | 1974-05-20 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
BE806007A (en) | KEYPAD FOR A SELECTION DEVICE FOR TELECOMMUNICATION SYSTEMS | |
BE815400A (en) | KEY SWITCH DEVICE FOR KEYPADS | |
FR2326283A1 (en) | VAPOR PASSAGE DEVICE FOR A MOLD | |
BE795487A (en) | LOCKING DEVICE FOR A WINDING MECHANISM | |
BE753695A (en) | KEYPAD TELEPHONE SYSTEM | |
FR2339759A1 (en) | CONTROL DEVICE FOR A PUMP SET | |
BE835633A (en) | HYDRAULIC MACHINE CONTROL DEVICE | |
IT943310B (en) | SIGNALING COMPLEX FOR KEYPAD M TELEPHONE SYSTEMS | |
BE802668A (en) | CONTROL UNIT FOR AN INDEPENDENT CONTROL STATIC CONVERTER | |
BE812635A (en) | TIME DIVISION TELECOMMUNICATIONS DEVICE | |
NL141057B (en) | KEY DIAL DEVICE FOR A TELECOMMUNICATION DEVICE. | |
FR2327608A1 (en) | SELECTION DEVICE FOR A MATRIX SET | |
NL7410303A (en) | KEY SELECTOR SWITCH FOR TELEPHONE DEVICES. | |
CA990422A (en) | Device for the loop detection of a telephone line subscriber | |
IT1011936B (en) | KEYPAD TELEPHONE DEVICE | |
NL7402574A (en) | CIRCUIT FOR A PUSH KEY SELECTOR TELEPHONE DEVICE. | |
IT993607B (en) | KEYPAD CONTROL DEVICE FOR TELEPHONE SWITCHING SYSTEMS | |
CH555430A (en) | SHOCK-STOP DEVICE FOR STRAIGHT-LINE KNITTING MACHINE. | |
BE800917A (en) | COMMUNICATION CHANNEL FOR TIME-SHARED TRANSMISSION SYSTEMS | |
FR1462275A (en) | Keypad dialing device | |
BE795870A (en) | DEVICE FOR CLEANING A COROTRON | |
IT1011800B (en) | ELECTRONIC KEYPAD COMBINATOR FOR TELEPHONE DEVICES | |
BE807247A (en) | CALL NUMBER SELECTION DEVICE FOR TELEPHONE DEVICES | |
FR2286493A1 (en) | CONTACTS DEVICE FOR ELECTROMECHANICAL SELECTOR | |
YU56473A (en) | Switching telecommunication devices controlled by a data processing device |