BR7410490D0 - Aperfeicoamentos em sistemas de teclado e membro de teclado aperfeicoado - Google Patents
Aperfeicoamentos em sistemas de teclado e membro de teclado aperfeicoadoInfo
- Publication number
- BR7410490D0 BR7410490D0 BR10490/74A BR1049074A BR7410490D0 BR 7410490 D0 BR7410490 D0 BR 7410490D0 BR 10490/74 A BR10490/74 A BR 10490/74A BR 1049074 A BR1049074 A BR 1049074A BR 7410490 D0 BR7410490 D0 BR 7410490D0
- Authority
- BR
- Brazil
- Prior art keywords
- keyboard
- perfected
- systems
- keyboard member
- keyboard systems
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/70—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard
- H01H13/7006—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard comprising a separate movable contact element for each switch site, all other elements being integrated in layers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2221/00—Actuators
- H01H2221/008—Actuators other then push button
- H01H2221/016—Lever; Rocker
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US42541873A | 1973-12-17 | 1973-12-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR7410490D0 true BR7410490D0 (pt) | 1975-09-16 |
Family
ID=23686486
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR10490/74A BR7410490D0 (pt) | 1973-12-17 | 1974-12-16 | Aperfeicoamentos em sistemas de teclado e membro de teclado aperfeicoado |
Country Status (12)
| Country | Link |
|---|---|
| JP (1) | JPS5093339A (es) |
| AR (1) | AR204336A1 (es) |
| BR (1) | BR7410490D0 (es) |
| DE (1) | DE2459464B2 (es) |
| DK (1) | DK647774A (es) |
| ES (1) | ES432571A1 (es) |
| FR (1) | FR2254821B1 (es) |
| GB (1) | GB1493809A (es) |
| IT (1) | IT1024439B (es) |
| NL (1) | NL7415461A (es) |
| SE (1) | SE7415784L (es) |
| YU (1) | YU322574A (es) |
Families Citing this family (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4055734A (en) * | 1973-12-26 | 1977-10-25 | Thomas John Hayden | Keyboard switch assembly with hinged pushbuttons and cantilevered terminal members |
| US4029916A (en) * | 1975-04-18 | 1977-06-14 | Northern Electric Company Limited | Multi-contact push-button switch and plural embodiment for keyboard switch assembly |
| US4070555A (en) * | 1975-11-28 | 1978-01-24 | The Alliance Manufacturing Company | Switching mechanism |
| US4066850A (en) * | 1976-06-04 | 1978-01-03 | Ncr Corporation | Keyboard switch assembly having interchangeable cover plate, indicating layer and actuator switch assembly in any operative combination |
| US4190748A (en) * | 1977-01-31 | 1980-02-26 | Rogers Corporation | Keyboard switch assembly |
| US4128744A (en) * | 1977-02-22 | 1978-12-05 | Chomerics, Inc. | Keyboard with concave and convex domes |
| US4136270A (en) * | 1977-03-24 | 1979-01-23 | Gte Automatic Electric Laboratories Incorporated | Actuator for pushbutton switch |
| DE2909882A1 (de) * | 1977-08-31 | 1980-09-25 | Braun Ag | Gehaeuse fuer geraete des persoenlichen bedarfs |
| JPS5843147Y2 (ja) * | 1978-12-28 | 1983-09-29 | シャープ株式会社 | キ−入力装置 |
| CA1100165A (en) * | 1979-02-02 | 1981-04-28 | Roger Perks | Pushbutton switch assembly for telecommunications and other input apparatus |
| JPS5924109Y2 (ja) * | 1979-06-22 | 1984-07-17 | シチズン時計株式会社 | 携帯用小型機器の押しボタン構造 |
| FR2460444A1 (fr) * | 1979-07-04 | 1981-01-23 | Jaeger | Dispositif d'eclairage des claviers a touches |
| DE2953881C1 (de) * | 1979-08-16 | 1982-07-22 | Telefunken Fernseh Und Rundfunk Gmbh, 3000 Hannover | Tastenfeld |
| DE2933150C2 (de) * | 1979-08-16 | 1982-03-18 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Tastenfeld |
| JPS57152725U (es) * | 1981-03-20 | 1982-09-25 | ||
| SE433675B (sv) * | 1981-04-09 | 1984-06-04 | Ericsson Telefon Ab L M | Forfarande for tillverkning av en tryckknappsats |
| DE3208559C2 (de) * | 1982-03-10 | 1985-12-05 | Preh, Elektrofeinmechanische Werke Jakob Preh Nachf. Gmbh & Co, 8740 Bad Neustadt | Tastatur |
| CA1188389A (en) * | 1982-06-28 | 1985-06-04 | Northern Telecom Limited | Pushbutton switch assembly |
| DE3305556C1 (de) * | 1983-02-18 | 1984-09-13 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Tastenschalterfeld für ein elektrisches Gerät |
| KR900002951B1 (ko) * | 1985-01-25 | 1990-05-03 | 마쯔시다덴기산교 가부시기가이샤 | 푸시버튼장치 |
| US4831719A (en) * | 1987-10-28 | 1989-05-23 | Tsai Huo L | Manufacturing method of a keyboard |
| US5006680A (en) * | 1989-05-05 | 1991-04-09 | Augat, Inc. | Snap action switch |
| DE10142503A1 (de) * | 2001-08-30 | 2003-03-20 | Bsh Bosch Siemens Hausgeraete | Elektrisches Küchengerät |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS412186Y1 (es) * | 1965-05-14 | 1966-02-15 | ||
| US3725907A (en) * | 1971-06-01 | 1973-04-03 | Texas Instruments Inc | Pushbutton keyboard system |
-
1974
- 1974-01-01 AR AR256614A patent/AR204336A1/es active
- 1974-11-26 FR FR7438759A patent/FR2254821B1/fr not_active Expired
- 1974-11-27 NL NL7415461A patent/NL7415461A/xx not_active Application Discontinuation
- 1974-12-04 GB GB52466/74A patent/GB1493809A/en not_active Expired
- 1974-12-04 ES ES432571A patent/ES432571A1/es not_active Expired
- 1974-12-06 YU YU03225/74A patent/YU322574A/xx unknown
- 1974-12-12 DK DK647774A patent/DK647774A/da not_active Application Discontinuation
- 1974-12-12 IT IT54523/74A patent/IT1024439B/it active
- 1974-12-16 BR BR10490/74A patent/BR7410490D0/pt unknown
- 1974-12-16 JP JP49144356A patent/JPS5093339A/ja active Pending
- 1974-12-16 SE SE7415784A patent/SE7415784L/xx unknown
- 1974-12-16 DE DE19742459464 patent/DE2459464B2/de not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| DE2459464A1 (de) | 1975-06-26 |
| GB1493809A (en) | 1977-11-30 |
| AR204336A1 (es) | 1975-12-22 |
| FR2254821B1 (es) | 1976-12-31 |
| JPS5093339A (es) | 1975-07-25 |
| IT1024439B (it) | 1978-06-20 |
| DE2459464B2 (de) | 1977-09-08 |
| YU322574A (en) | 1982-05-31 |
| SE7415784L (es) | 1975-06-18 |
| DK647774A (es) | 1975-08-18 |
| NL7415461A (nl) | 1975-06-19 |
| ES432571A1 (es) | 1976-11-01 |
| FR2254821A1 (es) | 1975-07-11 |
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