DK360180A - Taste med lysindikering til tastaturer i kontor og fjernskrivemaskiner - Google Patents

Taste med lysindikering til tastaturer i kontor og fjernskrivemaskiner

Info

Publication number: DK360180A
Authority: DK; Denmark
Prior art keywords: keyboards; office; key; remote printers; light indication
Prior art date: 1979-08-22

Application number

DK360180A

Other languages

Danish (da)

English (en)

Inventor

K Schmid-Zeller

H Thormann

Original Assignee

Siemens Ag

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.)

1979-08-22

Filing date

1980-08-21

Publication date

1981-02-23

1980-08-21 Application filed by Siemens Ag filed Critical Siemens Ag

1981-02-23 Publication of DK360180A publication Critical patent/DK360180A/da

Links

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J5/00—Devices or arrangements for controlling character selection
- B41J5/08—Character or syllable selected by means of keys or keyboards of the typewriter type
- B41J5/12—Construction of key buttons
- 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
- H01H13/02—Details
- H01H13/023—Light-emitting indicators
- 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
- H01H13/50—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a single operating member
- H01H13/56—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a single operating member the contact returning to its original state upon the next application of operating force
- H01H13/562—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a single operating member the contact returning to its original state upon the next application of operating force making use of a heart shaped cam

DK360180A 1979-08-22 1980-08-21 Taste med lysindikering til tastaturer i kontor og fjernskrivemaskiner DK360180A (da)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE2933983A DE2933983C2 (de)	1979-08-22	1979-08-22	Taste mit Leuchtanzeige für Tastaturen in Büro- und Fernschreibmaschinen

Publications (1)

Publication Number	Publication Date
DK360180A true DK360180A (da)	1981-02-23

Family

ID=6079045

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DK360180A DK360180A (da)	1979-08-22	1980-08-21	Taste med lysindikering til tastaturer i kontor og fjernskrivemaskiner

Country Status (9)

Country	Link
US (1)	US4365903A (de)
EP (1)	EP0024620B1 (de)
JP (1)	JPS5632627A (de)
BR (1)	BR8005315A (de)
DE (1)	DE2933983C2 (de)
DK (1)	DK360180A (de)
MX (1)	MX148453A (de)
PT (1)	PT71723B (de)
ZA (1)	ZA805154B (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
AU530568B2 (en) *	1980-10-31	1983-07-21	Canon Kabushiki Kaisha	Serial printing apparatus with memory and display
US4462708A (en) *	1981-04-09	1984-07-31	Kroy Inc.	Automated tape lettering machine
US4652972A (en) *	1983-03-24	1987-03-24	Christof Subklew	Front construction unit for electrical monitoring panel
USD311913S (en)	1987-04-22	1990-11-06	International Business Machines Corporation	Keycap
FR2616265B1 (fr) *	1987-06-05	1993-05-14	Telemecanique Electrique	Interrupteur a accrochage
FI88345C (fi) *	1991-01-29	1993-04-26	Nokia Mobile Phones Ltd	Belyst tastatur
IT229564Y1 (it) *	1993-01-19	1999-01-29	Cavis Srl	Interruttore per l'azionamento di utenze elettriche particolarmente st udiato per autoveicoli
US5659162A (en) *	1995-06-27	1997-08-19	Eaton Corporation	Switch assembly
US5684513A (en) *	1995-07-17	1997-11-04	Decker; Mark Randall	Electronic luminescence keyboard system for a portable device
GB2313343A (en) *	1996-05-20	1997-11-26	Reuters Ltd	A keyboard having keycaps with transparent front faces
DE19857864A1 (de) *	1998-12-15	2000-06-29	Mannesmann Vdo Ag	Kassettenlaufwerk mit beleuchtbaren Laufwerkstasten
GB2398674B (en) *	2003-02-24	2005-01-12	Matthew Paul Michael	Dimmer/toggle switch

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE7122932U (de) *	1971-06-15	1972-11-30	Bbc,Dt	Elektrischer Drucktastenschalter
DE7211412U (de) *	1972-03-24	1972-07-06	Siemens Ag	Leuchtdrucktaste
DE2233170A1 (de) *	1972-07-06	1974-01-17	Triumph Werke Nuernberg Ag	Tastschalter mit einem in einem gehaeuse verschiebbaren tastenstoessel
DE2241346C3 (de) *	1972-08-23	1975-09-11	Siemens Ag, 1000 Berlin Und 8000 Muenchen	Tastenschalter, insbesondere für Tastaturen in Schreibmaschinen und ähnlichen Maschinen
GB1441196A (en) *	1973-07-27	1976-06-30	Oak Industries Inc	Pushbutton switch
DE2438108C2 (de) *	1974-08-08	1982-09-09	Telefonbau Und Normalzeit Gmbh, 6000 Frankfurt	Leuchttaste insbesondere für Fernmeldeanlagen
US4096368A (en) *	1976-07-08	1978-06-20	Cutler-Hammer, Inc.	Pushbutton switch
US4088855A (en) *	1977-02-28	1978-05-09	Korry Manufacturing Co.	Keyboard electro-mechanical switch with coil spring contact

1979
- 1979-08-22 DE DE2933983A patent/DE2933983C2/de not_active Expired
1980
- 1980-08-11 EP EP80104741A patent/EP0024620B1/de not_active Expired
- 1980-08-19 US US06/179,547 patent/US4365903A/en not_active Expired - Lifetime
- 1980-08-20 MX MX183603A patent/MX148453A/es unknown
- 1980-08-21 BR BR8005315A patent/BR8005315A/pt unknown
- 1980-08-21 ZA ZA00805154A patent/ZA805154B/xx unknown
- 1980-08-21 DK DK360180A patent/DK360180A/da not_active Application Discontinuation
- 1980-08-21 PT PT71723A patent/PT71723B/de unknown
- 1980-08-22 JP JP11576680A patent/JPS5632627A/ja active Pending

Also Published As

Publication number	Publication date
EP0024620B1 (de)	1983-09-14
DE2933983A1 (de)	1981-03-26
PT71723A (de)	1980-09-01
EP0024620A1 (de)	1981-03-11
MX148453A (es)	1983-04-22
DE2933983C2 (de)	1984-03-22
PT71723B (de)	1981-06-29
US4365903A (en)	1982-12-28
BR8005315A (pt)	1981-03-04
JPS5632627A (en)	1981-04-02
ZA805154B (en)	1981-08-26

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Legal Events

Date	Code	Title	Description
1987-06-22	ATS	Application withdrawn