DE2162044C3 - Kapazitiver Schalter - Google Patents

Kapazitiver Schalter

Info

Publication number
DE2162044C3
DE2162044C3 DE2162044A DE2162044A DE2162044C3 DE 2162044 C3 DE2162044 C3 DE 2162044C3 DE 2162044 A DE2162044 A DE 2162044A DE 2162044 A DE2162044 A DE 2162044A DE 2162044 C3 DE2162044 C3 DE 2162044C3
Authority
DE
Germany
Prior art keywords
electrode
capacitor
electrodes
movable electrode
magnet
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.)
Expired
Application number
DE2162044A
Other languages
German (de)
English (en)
Other versions
DE2162044A1 (de
DE2162044B2 (de
Inventor
Theodore Martin Arlington Heights Ill. Leno (V.St.A.)
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.)
AT&T Teletype Corp
Original Assignee
Teletype Corp
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 Teletype Corp filed Critical Teletype Corp
Publication of DE2162044A1 publication Critical patent/DE2162044A1/de
Publication of DE2162044B2 publication Critical patent/DE2162044B2/de
Application granted granted Critical
Publication of DE2162044C3 publication Critical patent/DE2162044C3/de
Expired legal-status Critical Current

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
    • B41J5/14—Construction of key levers

Landscapes

  • Switches That Are Operated By Magnetic Or Electric Fields (AREA)
  • Push-Button Switches (AREA)
DE2162044A 1970-12-17 1971-12-14 Kapazitiver Schalter Expired DE2162044C3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US9918670A 1970-12-17 1970-12-17

Publications (3)

Publication Number Publication Date
DE2162044A1 DE2162044A1 (de) 1972-07-06
DE2162044B2 DE2162044B2 (de) 1979-04-19
DE2162044C3 true DE2162044C3 (de) 1979-12-06

Family

ID=22273399

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2162044A Expired DE2162044C3 (de) 1970-12-17 1971-12-14 Kapazitiver Schalter

Country Status (6)

Country Link
US (1) US3671822A (OSRAM)
CA (1) CA947384A (OSRAM)
DE (1) DE2162044C3 (OSRAM)
FR (1) FR2118697A5 (OSRAM)
GB (1) GB1370488A (OSRAM)
IT (1) IT957106B (OSRAM)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3760243A (en) * 1972-09-21 1973-09-18 Gen Electric Capacitive keyswitch
JPS5542759B2 (OSRAM) * 1973-11-02 1980-11-01
US3931610A (en) * 1973-11-29 1976-01-06 Teletype Corporation Capacitive keyswitch sensor and method
US4034234A (en) * 1975-01-10 1977-07-05 Texas Instruments Incorporated Switching module for solid-state keyboard
US4095066A (en) * 1976-08-04 1978-06-13 International Business Machines Corporation Hinged flyplate actuator
US4209819A (en) * 1978-03-13 1980-06-24 Key Tronic Corporation Capacitive keyswitch
DE3017944A1 (de) * 1980-05-10 1981-11-12 Rafi Gmbh & Co Elektrotechnische Spezialfabrik, 7981 Berg Kapazitives schaltelement
DE3018010C2 (de) * 1980-05-10 1985-01-17 Rafi Gmbh & Co Elektrotechnische Spezialfabrik, 7981 Berg Kapazitiver Taster als elektrischer Signalgeber
US4357646A (en) * 1981-01-21 1982-11-02 Illinois Tool Works Inc. Capacitive keyswitch with overtravel mechanism on moveable plate
US4352144A (en) * 1981-01-21 1982-09-28 Illinois Tool Works Inc. Capacitive keyswitch with overtravel plunger mechanism
US9030053B2 (en) * 2011-05-19 2015-05-12 Choon Sae Lee Device for collecting energy wirelessly
JP5681694B2 (ja) * 2012-12-19 2015-03-11 レノボ・シンガポール・プライベート・リミテッド 入力デバイスのキーの位置を変更する方法、入力デバイスおよび携帯式コンピュータ
US9501105B2 (en) * 2013-09-28 2016-11-22 Intel Corporation Keyboard for an electronic device
JP6686120B1 (ja) * 2018-12-13 2020-04-22 レノボ・シンガポール・プライベート・リミテッド 電子機器

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE351686C (de) * 1922-04-12 Telephonwerke G M B H Deutsche Regelbarer Kondensator fuer Hochspannungskreise
US2179068A (en) * 1937-12-09 1939-11-07 Sprague Specialties Co Variable condenser
US2438477A (en) * 1940-07-10 1948-03-23 Dodds John Mathieson Tuning circuit for radio transmitters
US2432089A (en) * 1941-11-06 1947-12-09 Sperry Gyroscope Co Inc Variable capacity pick-off for compass systems
US2589351A (en) * 1947-02-27 1952-03-18 Charles N Ehrlich Variable condenser
US2543570A (en) * 1947-03-22 1951-02-27 Gen Motors Corp Thickness gauge
US2744222A (en) * 1952-03-24 1956-05-01 Beckman Instruments Inc Dynamic capacitor
US3183912A (en) * 1962-05-31 1965-05-18 George S Mogilner Diathermy machine
US3230431A (en) * 1962-09-20 1966-01-18 Standard Kollsman Ind Inc Combination feed-through and trimmer capacitor
US3293640A (en) * 1964-05-22 1966-12-20 Chalfin Albert Electronic systems keyboard and switch matrix
CA887267A (en) * 1967-11-23 1971-11-30 A. Smirnov Vladimir Electromagnetic device for electric-circuit control and protection systems
US3488565A (en) * 1968-02-07 1970-01-06 Erwin S Teltscher Ultra-flat variable capacitor assembly

Also Published As

Publication number Publication date
US3671822A (en) 1972-06-20
GB1370488A (en) 1974-10-16
DE2162044A1 (de) 1972-07-06
FR2118697A5 (OSRAM) 1972-07-28
IT957106B (it) 1973-10-10
CA947384A (en) 1974-05-14
DE2162044B2 (de) 1979-04-19

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Legal Events

Date Code Title Description
OD Request for examination
C3 Grant after two publication steps (3rd publication)