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CH450461A - Tastatur mit Tastenköpfen aus durchsichtigem Material - Google Patents

Tastatur mit Tastenköpfen aus durchsichtigem Material

Info

Publication number
CH450461A
CH450461A CH140766A CH140766A CH450461A CH 450461 A CH450461 A CH 450461A CH 140766 A CH140766 A CH 140766A CH 140766 A CH140766 A CH 140766A CH 450461 A CH450461 A CH 450461A
Authority
CH
Switzerland
Prior art keywords
keyboard
transparent material
key tops
tops made
key
Prior art date
Application number
CH140766A
Other languages
English (en)
Inventor
Wirth Johannes
Original Assignee
Wirth Gallo & Co
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 Wirth Gallo & Co filed Critical Wirth Gallo & Co
Priority to CH140766A priority Critical patent/CH450461A/de
Priority to US603308A priority patent/US3387693A/en
Priority to AT1184966A priority patent/AT267212B/de
Priority to FR88646A priority patent/FR1506033A/fr
Priority to NL6700483A priority patent/NL6700483A/xx
Priority to GB0847/67A priority patent/GB1169457A/en
Priority to DE19671547547 priority patent/DE1547547B2/de
Publication of CH450461A publication Critical patent/CH450461A/de

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M1/00Substation equipment, e.g. for use by subscribers
    • H04M1/02Constructional features of telephone sets
    • H04M1/22Illumination; Arrangements for improving the visibility of characters on dials
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41JTYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J5/00Devices or arrangements for controlling character selection
    • B41J5/08Character or syllable selected by means of keys or keyboards of the typewriter type
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41JTYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J5/00Devices or arrangements for controlling character selection
    • B41J5/08Character or syllable selected by means of keys or keyboards of the typewriter type
    • B41J5/12Construction of key buttons
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01GWEIGHING
    • G01G23/00Auxiliary devices for weighing apparatus
    • GPHYSICS
    • G06COMPUTING OR CALCULATING; COUNTING
    • G06CDIGITAL COMPUTERS IN WHICH ALL THE COMPUTATION IS EFFECTED MECHANICALLY
    • G06C7/00Input mechanisms
    • G06C7/02Keyboards
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H13/00Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
    • H01H13/02Details
    • H01H13/023Light-emitting indicators
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H13/00Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
    • H01H13/70Switches 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
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00Machine element or mechanism
    • Y10T74/20Control lever and linkage systems
    • Y10T74/20396Hand operated
    • Y10T74/20468Sliding rod

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Push-Button Switches (AREA)
  • Input From Keyboards Or The Like (AREA)
CH140766A 1966-01-31 1966-01-31 Tastatur mit Tastenköpfen aus durchsichtigem Material CH450461A (de)

Priority Applications (7)

Application Number Priority Date Filing Date Title
CH140766A CH450461A (de) 1966-01-31 1966-01-31 Tastatur mit Tastenköpfen aus durchsichtigem Material
US603308A US3387693A (en) 1966-01-31 1966-12-20 Keyboard with keys of transparent material
AT1184966A AT267212B (de) 1966-01-31 1966-12-23 Tastatur mit Tasten aus durchsichtigem Material
FR88646A FR1506033A (fr) 1966-01-31 1966-12-23 Clavier à touches en matériau transparent
NL6700483A NL6700483A (de) 1966-01-31 1967-01-12
GB0847/67A GB1169457A (en) 1966-01-31 1967-01-13 A Keyboard Comprising Keys having Head Portions of Transparent Material.
DE19671547547 DE1547547B2 (de) 1966-01-31 1967-01-26 Tastatur mit tasten aus durhcsichtigem material

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH140766A CH450461A (de) 1966-01-31 1966-01-31 Tastatur mit Tastenköpfen aus durchsichtigem Material

Publications (1)

Publication Number Publication Date
CH450461A true CH450461A (de) 1968-01-31

Family

ID=4209712

Family Applications (1)

Application Number Title Priority Date Filing Date
CH140766A CH450461A (de) 1966-01-31 1966-01-31 Tastatur mit Tastenköpfen aus durchsichtigem Material

Country Status (7)

Country Link
US (1) US3387693A (de)
AT (1) AT267212B (de)
CH (1) CH450461A (de)
DE (1) DE1547547B2 (de)
FR (1) FR1506033A (de)
GB (1) GB1169457A (de)
NL (1) NL6700483A (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3464532A (en) * 1967-08-30 1969-09-02 Burroughs Corp Keyboard pushbutton with character visible in depressed position
US3507378A (en) * 1968-06-10 1970-04-21 Ibm Keyboard for displaying one of a plurality of symbolic sets stored therein
US3731988A (en) * 1971-08-27 1973-05-08 R Lynch Magnifying lens devices
US3871506A (en) * 1973-08-08 1975-03-18 Luders Kirill Von Exchangeable keyboard for ball typewriters
GB1524373A (en) 1975-02-11 1978-09-13 Lucas Electrical Co Ltd Electrical switch
US4565460A (en) * 1984-03-05 1986-01-21 Kline Alva C Convex key top configurations
US5145270A (en) * 1991-07-22 1992-09-08 Darden Jody J Reverse slope keyboard
DE19844249A1 (de) * 1998-09-26 2000-03-30 Audi Ag Sichtblende mit einem Anzeigesymbol
GB0206227D0 (en) 2002-03-16 2002-05-01 Weatherford Lamb Bore-lining and drilling
US6953096B2 (en) 2002-12-31 2005-10-11 Weatherford/Lamb, Inc. Expandable bit with secondary release device
EP3048365B1 (de) * 2013-08-30 2018-10-24 Siemens Aktiengesellschaft Bedienungsknopf

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2228780A (en) * 1941-01-14 System of light control for
US430774A (en) * 1890-06-24 Emery m
US2642226A (en) * 1953-06-16 Keyboard
US867868A (en) * 1901-04-18 1907-10-08 Erl V Beals Type-writer.
US1286769A (en) * 1918-09-10 1918-12-03 William P Quentell Adding-machine.
US1575784A (en) * 1924-07-16 1926-03-09 American Optical Corp Magnifier
US2265626A (en) * 1937-10-01 1941-12-09 Burroughs Adding Machine Co Calculating machine
US2234954A (en) * 1938-10-03 1941-03-18 Paul R Bergman Illuminated push button
DE196601C (de) * 1963-03-01

Also Published As

Publication number Publication date
NL6700483A (de) 1967-08-01
DE1547547B2 (de) 1971-04-22
GB1169457A (en) 1969-11-05
FR1506033A (fr) 1967-12-15
AT267212B (de) 1968-12-27
DE1547547A1 (de) 1970-03-05
US3387693A (en) 1968-06-11

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