EP0231007A3 - Push button - Google Patents
Push button Download PDFInfo
- Publication number
- EP0231007A3 EP0231007A3 EP87101063A EP87101063A EP0231007A3 EP 0231007 A3 EP0231007 A3 EP 0231007A3 EP 87101063 A EP87101063 A EP 87101063A EP 87101063 A EP87101063 A EP 87101063A EP 0231007 A3 EP0231007 A3 EP 0231007A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- push button
- key cap
- key
- display unit
- optoelectronic
- 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.)
- Withdrawn
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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2219/00—Legends
- H01H2219/002—Legends replaceable; adaptable
- H01H2219/01—Liquid crystal
- H01H2219/012—Liquid crystal programmable
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2219/00—Legends
- H01H2219/054—Optical elements
- H01H2219/066—Lens
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2221/00—Actuators
- H01H2221/07—Actuators transparent
Landscapes
- Input From Keyboards Or The Like (AREA)
Abstract
Die Drucktaste enthält eine optoelektronische Anzeigeein heit (2), mittels der unterschiedliche Symbole darstell bar sind. Bei der Verwendung in einer Tastatur kann die Drucktaste beispielsweise für die Eingabe von deutschen, griechischen oder arabischen Texten verwendet werden. Das optoelektronische Anzeigeelement (2), vorzugsweise eine Flüssigkristallanzeige ist an einem Tastensockel (1) be festigt, der gleichzeitig als Führung für eine Tastenkap pe (4) dient. Das Oberteil (8) der Tastenkappe (4) ist durchsichtig und vorzugsweise entspiegelt und als Vergrö ßerungslinse ausgebildet, so daß das an der Drucktaste jeweils dargestellte Symbol gut erkannt werden kann. Durch die Anordnung der Anzeigeeinheit (2) auf dem Ta stensockel (1) ist eine flexible Verbindung zwischen dem Tastensockel (1) und der Tastenkappe (4) nicht erforder lich. The push button contains an optoelectronic display unit (2), by means of which different symbols represent are cash. When used in a keyboard, the Pushbutton for example for entering German, Greek or Arabic texts can be used. The optoelectronic display element (2), preferably one Liquid crystal display is on a key base (1) consolidates, which also serves as a guide for a key cap pe (4) is used. The upper part (8) of the key cap (4) is transparent and preferably anti-reflective and as magnification ßerungslinse trained so that at the push button each symbol shown can be easily recognized. The arrangement of the display unit (2) on the Ta stenockel (1) is a flexible connection between the Key base (1) and the key cap (4) are not required Lich.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3603019 | 1986-01-31 | ||
DE3603019 | 1986-01-31 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0231007A2 EP0231007A2 (en) | 1987-08-05 |
EP0231007A3 true EP0231007A3 (en) | 1989-11-15 |
Family
ID=6293108
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP87101063A Withdrawn EP0231007A3 (en) | 1986-01-31 | 1987-01-27 | Push button |
Country Status (1)
Country | Link |
---|---|
EP (1) | EP0231007A3 (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2242572A (en) * | 1990-03-30 | 1991-10-02 | Barcrest Ltd | Switch assembly |
FR2685537A1 (en) * | 1991-12-23 | 1993-06-25 | Levin Laurent | Device for formulating a secret code in complete confidentiality in an open environment |
TWM479504U (en) * | 2014-01-28 | 2014-06-01 | Jen-Wen Sun | Keypad structure |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2737697A1 (en) * | 1976-08-23 | 1978-03-02 | Hewlett Packard Co | KEYBOARD SETUP |
DE8212658U1 (en) * | 1982-05-03 | 1982-08-19 | Teldix Gmbh, 6900 Heidelberg | Display and / or keypad unit |
WO1985002460A1 (en) * | 1983-11-30 | 1985-06-06 | Mueller Rolf | Device particularly for typewriters and terminals |
EP0148437A1 (en) * | 1983-12-22 | 1985-07-17 | Siemens Aktiengesellschaft | Key cap for a keyboard mounted in a housing |
-
1987
- 1987-01-27 EP EP87101063A patent/EP0231007A3/en not_active Withdrawn
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2737697A1 (en) * | 1976-08-23 | 1978-03-02 | Hewlett Packard Co | KEYBOARD SETUP |
DE8212658U1 (en) * | 1982-05-03 | 1982-08-19 | Teldix Gmbh, 6900 Heidelberg | Display and / or keypad unit |
WO1985002460A1 (en) * | 1983-11-30 | 1985-06-06 | Mueller Rolf | Device particularly for typewriters and terminals |
EP0148437A1 (en) * | 1983-12-22 | 1985-07-17 | Siemens Aktiengesellschaft | Key cap for a keyboard mounted in a housing |
Non-Patent Citations (1)
Title |
---|
IBM TECHNICAL DISCLOSURE BULLETIN. vol. 27, no. 11, April 1985, NEW YORK US Seiten 6604 - 6605; "Programmable Keyboard Labelling" * |
Also Published As
Publication number | Publication date |
---|---|
EP0231007A2 (en) | 1987-08-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): CH DE ES FR GB IT LI NL SE |
|
PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
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AK | Designated contracting states |
Kind code of ref document: A3 Designated state(s): CH DE ES FR GB IT LI NL SE |
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17P | Request for examination filed |
Effective date: 19900509 |
|
17Q | First examination report despatched |
Effective date: 19901219 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 19910430 |
|
RIN1 | Information on inventor provided before grant (corrected) |
Inventor name: VAN DEN EYNDE, ROLAND Inventor name: JUNG, ERIC |