IT799480A - - Google Patents
Info
- Publication number
- IT799480A IT799480A IT799480DA IT799480A IT 799480 A IT799480 A IT 799480A IT 799480D A IT799480D A IT 799480DA IT 799480 A IT799480 A IT 799480A
- Authority
- IT
- Italy
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
- B41J5/16—Mounting or connecting key buttons on or to key levers
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- 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
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/02—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch
- H01H3/12—Push-buttons
- H01H3/122—Push-buttons with enlarged actuating area, e.g. of the elongated bar-type; Stabilising means therefor
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- 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
- H03K17/97—Switches controlled by moving an element forming part of the switch using a magnetic movable element
- H03K17/972—Switches controlled by moving an element forming part of the switch using a magnetic movable element having a plurality of control members, e.g. keyboard
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- 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
- H03K17/975—Switches controlled by moving an element forming part of the switch using a capacitive movable element
- H03K17/98—Switches controlled by moving an element forming part of the switch using a capacitive movable element having a plurality of control members, e.g. keyboard
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M11/00—Coding in connection with keyboards or like devices, i.e. coding of the position of operated keys
- H03M11/22—Static coding
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- Y—GENERAL 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T74/00—Machine element or mechanism
- Y10T74/20—Control lever and linkage systems
- Y10T74/20207—Multiple controlling elements for single controlled element
- Y10T74/20238—Interlocked
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- Y—GENERAL 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T74/00—Machine element or mechanism
- Y10T74/20—Control lever and linkage systems
- Y10T74/20207—Multiple controlling elements for single controlled element
- Y10T74/20238—Interlocked
- Y10T74/20244—Push button
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Input From Keyboards Or The Like (AREA)
- Push-Button Switches (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US59855866A | 1966-10-10 | 1966-10-10 | |
US6019970A | 1970-07-01 | 1970-07-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT799480A true IT799480A (it) |
Family
ID=26739678
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT799480D IT799480A (it) | 1966-10-10 |
Country Status (3)
Country | Link |
---|---|
US (2) | US3588875A (it) |
FR (1) | FR95927E (it) |
IT (1) | IT799480A (it) |
Families Citing this family (29)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3810167A (en) * | 1968-04-29 | 1974-05-07 | Vogue Instr Corp | Magnetic keyboard encoding device |
US3696908A (en) * | 1970-11-09 | 1972-10-10 | Sperry Rand Corp | Capacitive key |
USRE31942E (en) * | 1971-03-01 | 1985-07-09 | High speed serial scan and readout of keyboards | |
US3761736A (en) * | 1971-05-12 | 1973-09-25 | Godwin Warren Engin Ltd | Proximity switches |
US3721778A (en) * | 1971-06-21 | 1973-03-20 | Chomerics Inc | Keyboard switch assembly with improved operator and contact structure |
US3797630A (en) * | 1971-07-12 | 1974-03-19 | Alphanumeric Holdings Ltd | Keyboard for electronic circuit |
FR2147420A5 (it) * | 1971-07-27 | 1973-03-09 | Arvai T | |
US3710209A (en) * | 1971-08-13 | 1973-01-09 | Colorado Instr Inc | Variable capacitor |
CH560426A5 (it) * | 1971-09-06 | 1975-03-27 | Olivetti & Co Spa | |
US3921166A (en) * | 1972-09-15 | 1975-11-18 | Raytheon Co | Capacitance matrix keyboard |
US3973255A (en) * | 1973-04-05 | 1976-08-03 | Freeman Alfred B | Touch responsive keyboard apparatus |
US3866215A (en) * | 1973-04-09 | 1975-02-11 | Karel Havel | Electronic keyboard for typewriter |
DE2507603A1 (de) * | 1974-02-22 | 1975-08-28 | Canon Kk | Informationsausgabegeraet |
US3980823A (en) * | 1975-06-09 | 1976-09-14 | Howard Lawrence K | Keyboard for bar matrix code |
US4088994A (en) * | 1976-04-21 | 1978-05-09 | Motorola, Inc. | Paralleled output self-encoding keyboard |
DE7624175U1 (de) * | 1976-07-31 | 1976-11-25 | Wilhelm Ruf Kg, 8000 Muenchen | Tastatur |
JPS6037641Y2 (ja) * | 1976-11-01 | 1985-11-09 | シャープ株式会社 | 電子計算機 |
JPS54122888A (en) * | 1978-03-17 | 1979-09-22 | Sakura Kk | Keyswitch |
US4264797A (en) * | 1980-01-21 | 1981-04-28 | W. H. Brady Co. | Elongated key membrane switch |
JPS5851646B2 (ja) * | 1980-04-16 | 1983-11-17 | アルプス電気株式会社 | 静電容量可変式押釦スイツチ |
US4631525A (en) * | 1983-04-11 | 1986-12-23 | Sony Corporation | Digital fader or like device |
US4698782A (en) * | 1984-08-01 | 1987-10-06 | Motorola Computer Systems, Inc. | Electronic workstation with parkable keyboard |
US4742191A (en) * | 1986-11-21 | 1988-05-03 | Coleman Electrical Supply Co. Inc. | Keyboard proximity switch |
DE69324067T2 (de) * | 1992-06-08 | 1999-07-15 | Synaptics Inc | Objekt-Positionsdetektor |
US7791506B2 (en) * | 2007-03-30 | 2010-09-07 | Zf Friedrichshafen Ag | Configurable networked user interface and switch pack |
US9941879B2 (en) | 2014-10-27 | 2018-04-10 | Synaptics Incorporated | Key including capacitive sensor |
EP3223429A1 (fr) * | 2016-03-24 | 2017-09-27 | The Swatch Group Research and Development Ltd. | Capteur de force, notamment pour une plaque de touche |
US10965287B2 (en) * | 2018-12-20 | 2021-03-30 | Dexin Electronic Ltd. | Replaceable key structure |
FR3115883B1 (fr) * | 2020-11-02 | 2022-10-28 | Fogale Nanotech | Dispositif de détection du couplage capacitif entre un objet et une surface de détection |
-
0
- IT IT799480D patent/IT799480A/it unknown
- FR FR123757E patent/FR95927E/fr not_active Expired
-
1966
- 1966-10-10 US US598558A patent/US3588875A/en not_active Expired - Lifetime
-
1970
- 1970-07-01 US US60199A patent/US3665126A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
FR95927E (fr) | 1972-03-10 |
US3588875A (en) | 1971-06-28 |
US3665126A (en) | 1972-05-23 |