DE69017956D1 - Tastaturanordnung. - Google Patents
Tastaturanordnung.Info
- Publication number
- DE69017956D1 DE69017956D1 DE69017956T DE69017956T DE69017956D1 DE 69017956 D1 DE69017956 D1 DE 69017956D1 DE 69017956 T DE69017956 T DE 69017956T DE 69017956 T DE69017956 T DE 69017956T DE 69017956 D1 DE69017956 D1 DE 69017956D1
- Authority
- DE
- Germany
- Prior art keywords
- keyboard layout
- layout
- keyboard
- 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
- 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
- H01H13/702—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 with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches
- H01H13/705—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 with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches characterised by construction, mounting or arrangement of operating parts, e.g. push-buttons or keys
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2217/00—Facilitation of operation; Human engineering
- H01H2217/01—Off centre actuation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2221/00—Actuators
- H01H2221/06—Actuators to avoid sticking in on position
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2223/00—Casings
- H01H2223/034—Bezel
- H01H2223/036—Bezel forming chamfered apertures for keys
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8914889A GB2233283B (en) | 1989-06-29 | 1989-06-29 | Keypad assembly |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69017956D1 true DE69017956D1 (de) | 1995-04-27 |
DE69017956T2 DE69017956T2 (de) | 1995-11-23 |
Family
ID=10659232
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE1990617956 Expired - Lifetime DE69017956T2 (de) | 1989-06-29 | 1990-05-16 | Tastaturanordnung. |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0405735B1 (de) |
DE (1) | DE69017956T2 (de) |
GB (1) | GB2233283B (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5704467A (en) * | 1993-04-20 | 1998-01-06 | Keymat Technology Limited | Keypads |
DE602005022510D1 (de) * | 2005-02-23 | 2010-09-02 | Research In Motion Ltd | Tragbare elektronische Vorrichtung und Tastatur mit verbesserter Nutzbarkeit und reduzierter Größe und zugehöriges Verfahren |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1298089A (en) * | 1969-02-24 | 1972-11-29 | William Barber Sudduth | Electric switch made of conducting elastomer |
FR2554630B1 (fr) * | 1983-11-04 | 1986-09-19 | Thomson Brandt | Contacteur du type bouton-poussoir et son utilisation sur des claviers |
FR2576450A1 (fr) * | 1985-01-22 | 1986-07-25 | Hutchinson | Clavier a elements de commande integres et auto-centres par rapport a sa face avant |
US4636593A (en) * | 1985-03-13 | 1987-01-13 | Motorola Inc. | Light conducting, elastomeric membrane keypad |
JPH0350585Y2 (de) * | 1985-11-07 | 1991-10-29 |
-
1989
- 1989-06-29 GB GB8914889A patent/GB2233283B/en not_active Revoked
-
1990
- 1990-05-16 EP EP19900305291 patent/EP0405735B1/de not_active Expired - Lifetime
- 1990-05-16 DE DE1990617956 patent/DE69017956T2/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE69017956T2 (de) | 1995-11-23 |
EP0405735A3 (en) | 1991-10-23 |
GB2233283B (en) | 1993-10-20 |
EP0405735A2 (de) | 1991-01-02 |
EP0405735B1 (de) | 1995-03-22 |
GB2233283A (en) | 1991-01-09 |
GB8914889D0 (en) | 1989-08-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |