DE4109517A1 - Tastatur - Google Patents

Tastatur

Info

Publication number
DE4109517A1
DE4109517A1 DE19914109517 DE4109517A DE4109517A1 DE 4109517 A1 DE4109517 A1 DE 4109517A1 DE 19914109517 DE19914109517 DE 19914109517 DE 4109517 A DE4109517 A DE 4109517A DE 4109517 A1 DE4109517 A1 DE 4109517A1
Authority
DE
Germany
Prior art keywords
light
keyboard
button
keyboard according
working position
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Withdrawn
Application number
DE19914109517
Other languages
German (de)
English (en)
Inventor
Holger Guenther Dr Frenzel
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to DE19914109517 priority Critical patent/DE4109517A1/de
Publication of DE4109517A1 publication Critical patent/DE4109517A1/de
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
    • H03K17/965—Switches controlled by moving an element forming part of the switch
    • H03K17/968—Switches controlled by moving an element forming part of the switch using opto-electronic devices
    • H03K17/969—Switches controlled by moving an element forming part of the switch using opto-electronic devices having a plurality of control members, e.g. keyboard
DE19914109517 1991-03-22 1991-03-22 Tastatur Withdrawn DE4109517A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19914109517 DE4109517A1 (de) 1991-03-22 1991-03-22 Tastatur

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19914109517 DE4109517A1 (de) 1991-03-22 1991-03-22 Tastatur

Publications (1)

Publication Number Publication Date
DE4109517A1 true DE4109517A1 (de) 1992-09-24

Family

ID=6428022

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19914109517 Withdrawn DE4109517A1 (de) 1991-03-22 1991-03-22 Tastatur

Country Status (1)

Country Link
DE (1) DE4109517A1 (un)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19805959A1 (de) * 1998-02-13 1999-08-19 Ego Elektro Geraetebau Gmbh Sensor-Schaltvorrichtung mit einer Sensortaste
DE10237251B4 (de) * 2002-08-14 2006-04-27 Cherry Gmbh Tastatur mit Signal-Tastenortung
DE102006035837A1 (de) * 2006-08-01 2008-02-07 Siemens Ag Bedienelement

Citations (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1816744U (de) * 1959-12-05 1960-08-18 Standard Elektrik Lorenz Ag Fotoelektrischer tastaturabgriff.
DE2047396B2 (de) * 1969-09-29 1978-03-16 International Business Machines Corp., Armonk, N.Y. (V.St.A.) Elektronische Tastatur
DE2840658A1 (de) * 1977-09-22 1979-04-05 Gen Electric Auswahlsystem
EP0004520A1 (fr) * 1978-03-24 1979-10-03 International Business Machines Corporation Clavier à matrice d'éléments diviseurs de faisceaux lumineux
US4278965A (en) * 1979-09-14 1981-07-14 Burroughs Corporation Photo-optical keyboard having n-key rollover
US4311990A (en) * 1978-11-16 1982-01-19 Optical Techniques International, Inc. Photo-optical keyboards
DE8401137U1 (de) * 1984-01-17 1984-05-03 Deutsche Fernsprecher Gesellschaft Mbh Marburg, 3550 Marburg Taste, insbesondere für Tastenwahlblöcke von Fernsprechapparaten
DE3543751A1 (de) * 1984-12-12 1986-07-17 Shin-Etsu Polymer Co., Ltd., Tokio/Tokyo Druckknopfschalter
DE3535551A1 (de) * 1985-10-04 1987-04-09 Guenter Brueninghaus Tastenfeld
DE3700856A1 (de) * 1987-01-14 1988-07-28 Telefunken Electronic Gmbh Optoelektronische tastatur
US4855590A (en) * 1987-06-25 1989-08-08 Amp Incorporated Infrared touch input device having ambient compensation
DE9010425U1 (un) * 1990-07-11 1990-10-11 Siemens Ag, 8000 Muenchen, De
DE3913491A1 (de) * 1989-04-25 1990-10-31 Aei Ges Fuer Automatik Elektro Eingabe-tastatur fuer bueroschreibmaschinen, computer o. dgl. und verfahren zu deren herstellung
DE3910977C2 (un) * 1989-04-05 1991-02-07 Harms & Wende Gmbh U. Co Kg, 2100 Hamburg, De
DE3939724A1 (de) * 1989-11-16 1991-06-06 Juelich Werner Tastenfeld fuer keybords mit einer traegerplatte zugeordneten tasten

Patent Citations (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1816744U (de) * 1959-12-05 1960-08-18 Standard Elektrik Lorenz Ag Fotoelektrischer tastaturabgriff.
DE2047396B2 (de) * 1969-09-29 1978-03-16 International Business Machines Corp., Armonk, N.Y. (V.St.A.) Elektronische Tastatur
DE2840658A1 (de) * 1977-09-22 1979-04-05 Gen Electric Auswahlsystem
EP0004520A1 (fr) * 1978-03-24 1979-10-03 International Business Machines Corporation Clavier à matrice d'éléments diviseurs de faisceaux lumineux
US4311990A (en) * 1978-11-16 1982-01-19 Optical Techniques International, Inc. Photo-optical keyboards
US4278965A (en) * 1979-09-14 1981-07-14 Burroughs Corporation Photo-optical keyboard having n-key rollover
DE8401137U1 (de) * 1984-01-17 1984-05-03 Deutsche Fernsprecher Gesellschaft Mbh Marburg, 3550 Marburg Taste, insbesondere für Tastenwahlblöcke von Fernsprechapparaten
DE3543751A1 (de) * 1984-12-12 1986-07-17 Shin-Etsu Polymer Co., Ltd., Tokio/Tokyo Druckknopfschalter
DE3535551A1 (de) * 1985-10-04 1987-04-09 Guenter Brueninghaus Tastenfeld
DE3700856A1 (de) * 1987-01-14 1988-07-28 Telefunken Electronic Gmbh Optoelektronische tastatur
US4855590A (en) * 1987-06-25 1989-08-08 Amp Incorporated Infrared touch input device having ambient compensation
DE3910977C2 (un) * 1989-04-05 1991-02-07 Harms & Wende Gmbh U. Co Kg, 2100 Hamburg, De
DE3913491A1 (de) * 1989-04-25 1990-10-31 Aei Ges Fuer Automatik Elektro Eingabe-tastatur fuer bueroschreibmaschinen, computer o. dgl. und verfahren zu deren herstellung
DE3939724A1 (de) * 1989-11-16 1991-06-06 Juelich Werner Tastenfeld fuer keybords mit einer traegerplatte zugeordneten tasten
DE9010425U1 (un) * 1990-07-11 1990-10-11 Siemens Ag, 8000 Muenchen, De

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19805959A1 (de) * 1998-02-13 1999-08-19 Ego Elektro Geraetebau Gmbh Sensor-Schaltvorrichtung mit einer Sensortaste
DE10237251B4 (de) * 2002-08-14 2006-04-27 Cherry Gmbh Tastatur mit Signal-Tastenortung
DE102006035837A1 (de) * 2006-08-01 2008-02-07 Siemens Ag Bedienelement
US8173925B2 (en) 2006-08-01 2012-05-08 Continental Automotive Gmbh Capacitive operating element

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