DK5478A - KEYBOARD FOR ENTERING DATA IN AN ELECTRICAL APPLIANCE - Google Patents
KEYBOARD FOR ENTERING DATA IN AN ELECTRICAL APPLIANCEInfo
- Publication number
- DK5478A DK5478A DK5478A DK5478A DK5478A DK 5478 A DK5478 A DK 5478A DK 5478 A DK5478 A DK 5478A DK 5478 A DK5478 A DK 5478A DK 5478 A DK5478 A DK 5478A
- Authority
- DK
- Denmark
- Prior art keywords
- keyboard
- electrical appliance
- entering data
- entering
- data
- Prior art date
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
- H01H13/78—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 characterised by the contacts or the contact sites
- H01H13/785—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 characterised by the contacts or the contact sites characterised by the material of the contacts, e.g. conductive polymers
-
- 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
- B41J5/10—Arrangements of keyboards, e.g. key button disposition
- B41J5/105—Constructional details of keyboard frames, e.g. adjusting or fixation means
-
- 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
- H01H13/70—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
- 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
- H01H13/703—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 spacers between contact carrying layers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2201/00—Contacts
- H01H2201/016—Roughened contact surface, e.g. anti-adhering
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2201/00—Contacts
- H01H2201/022—Material
- H01H2201/032—Conductive polymer; Rubber
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2203/00—Form of contacts
- H01H2203/036—Form of contacts to solve particular problems
- H01H2203/054—Form of contacts to solve particular problems for redundancy, e.g. several contact pairs in parallel
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2205/00—Movable contacts
- H01H2205/032—Several contacts formed in one plate or layer
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2205/00—Movable contacts
- H01H2205/032—Several contacts formed in one plate or layer
- H01H2205/036—Helicoidal cuts
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2211/00—Spacers
- H01H2211/026—Spacers without separate element
- H01H2211/028—Contacts in depressions of layers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2217/00—Facilitation of operation; Human engineering
- H01H2217/018—Indication of switch sites
-
- 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 |
---|---|---|---|
CH140977A CH607854A5 (en) | 1977-02-04 | 1977-02-04 | Keyboard for inputting data into an electric device |
Publications (1)
Publication Number | Publication Date |
---|---|
DK5478A true DK5478A (en) | 1978-08-05 |
Family
ID=4209768
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK5478A DK5478A (en) | 1977-02-04 | 1978-01-05 | KEYBOARD FOR ENTERING DATA IN AN ELECTRICAL APPLIANCE |
Country Status (9)
Country | Link |
---|---|
JP (1) | JPS53111484A (en) |
BE (1) | BE863646A (en) |
CH (1) | CH607854A5 (en) |
DE (1) | DE2801550A1 (en) |
DK (1) | DK5478A (en) |
FR (1) | FR2379379A1 (en) |
IT (1) | IT1092351B (en) |
NO (1) | NO780041L (en) |
SE (1) | SE7800155L (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1155482B (en) * | 1982-04-02 | 1987-01-28 | Olivetti & Co Spa | CONTACT KEYBOARD AND METHOD FOR THE MANUFACTURE OF THE SAME |
DE3403034A1 (en) * | 1984-01-28 | 1985-08-01 | Schoeller & Co Elektrotechnische Fabrik Gmbh & Co, 6000 Frankfurt | KEY SWITCH |
AT389398B (en) * | 1984-06-20 | 1989-11-27 | Sterner Franz | CONTACT MAT |
JPH05290669A (en) * | 1992-01-22 | 1993-11-05 | Fujikura Ltd | Lighting switch |
US20130233689A1 (en) * | 2010-11-17 | 2013-09-12 | Koninklijke Philips Electronics N.V. | Seamless faceplate assembly for keypad device |
-
1977
- 1977-02-04 CH CH140977A patent/CH607854A5/en not_active IP Right Cessation
-
1978
- 1978-01-05 NO NO780041A patent/NO780041L/en unknown
- 1978-01-05 SE SE7800155A patent/SE7800155L/en unknown
- 1978-01-05 DK DK5478A patent/DK5478A/en unknown
- 1978-01-14 DE DE19782801550 patent/DE2801550A1/en active Pending
- 1978-01-26 IT IT19668/78A patent/IT1092351B/en active
- 1978-01-27 JP JP747078A patent/JPS53111484A/en active Pending
- 1978-01-30 FR FR7802514A patent/FR2379379A1/en not_active Withdrawn
- 1978-02-03 BE BE184898A patent/BE863646A/en unknown
Also Published As
Publication number | Publication date |
---|---|
IT1092351B (en) | 1985-07-12 |
JPS53111484A (en) | 1978-09-29 |
SE7800155L (en) | 1978-08-05 |
IT7819668A0 (en) | 1978-01-26 |
NO780041L (en) | 1978-08-07 |
CH607854A5 (en) | 1978-11-30 |
BE863646A (en) | 1978-05-29 |
DE2801550A1 (en) | 1978-08-10 |
FR2379379A1 (en) | 1978-09-01 |
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