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FR2135163B1 - - Google Patents

Info

Publication number
FR2135163B1
FR2135163B1 FR727213172A FR7213172A FR2135163B1 FR 2135163 B1 FR2135163 B1 FR 2135163B1 FR 727213172 A FR727213172 A FR 727213172A FR 7213172 A FR7213172 A FR 7213172A FR 2135163 B1 FR2135163 B1 FR 2135163B1
Authority
FR
France
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
FR727213172A
Other versions
FR2135163A1 (fr
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.)
HP Inc
Original Assignee
Hewlett Packard 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 Hewlett Packard Co filed Critical Hewlett Packard Co
Publication of FR2135163A1 publication Critical patent/FR2135163A1/fr
Application granted granted Critical
Publication of FR2135163B1 publication Critical patent/FR2135163B1/fr
Expired legal-status Critical Current

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
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06C—DIGITAL COMPUTERS IN WHICH ALL THE COMPUTATION IS EFFECTED MECHANICALLY
    • G06C7/00—Input mechanisms
    • G06C7/02—Keyboards
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Push-Button Switches (AREA)
  • Switches With Compound Operations (AREA)
FR727213172A 1971-04-15 1972-04-14 Expired FR2135163B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US13418171A 1971-04-15 1971-04-15

Publications (2)

Publication Number Publication Date
FR2135163A1 FR2135163A1 (fr) 1972-12-15
FR2135163B1 true FR2135163B1 (fr) 1973-07-13

Family

ID=22462124

Family Applications (1)

Application Number Title Priority Date Filing Date
FR727213172A Expired FR2135163B1 (fr) 1971-04-15 1972-04-14

Country Status (5)

Country Link
US (1) US3757068A (fr)
DE (1) DE2214105C3 (fr)
FR (1) FR2135163B1 (fr)
GB (1) GB1375946A (fr)
MY (1) MY7500228A (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3882295A (en) * 1973-10-04 1975-05-06 Illinois Tool Works Tactile feedback switch mechanism
US3916150A (en) * 1974-03-04 1975-10-28 Stackpole Component Co Data machine keyboard assembly with elongated key cap for actuating an electric switch
US4117438A (en) * 1977-04-13 1978-09-26 Datanetics Corporation Contactless keyswitch for keyboards
US4283714A (en) * 1979-08-08 1981-08-11 Texas Instruments Incorporated Magnetic keyboard system
US4401986A (en) * 1979-12-26 1983-08-30 Texas Instruments Incorporated Position sensor and system
US4553009A (en) * 1982-09-03 1985-11-12 Oak Industries Inc. Keyboard switch with pivotal actuator lever
US5469772A (en) * 1993-04-01 1995-11-28 Vandervoort; Paul B. Linearly reciprocating keyboard key incorporating two guide pins
US8244191B2 (en) * 2010-06-18 2012-08-14 Motorola Solutions, Inc. Emergency button assembly for a handheld radio
EP3262380B1 (fr) 2015-02-27 2019-04-10 Azoteq (Pty) Limited Détection d'inductance
US11624633B2 (en) 2017-07-13 2023-04-11 Azoteq Holdings Limited Inductive sensing user interface devices

Also Published As

Publication number Publication date
FR2135163A1 (fr) 1972-12-15
DE2214105B2 (de) 1973-06-14
MY7500228A (en) 1975-12-31
US3757068A (en) 1973-09-04
DE2214105C3 (de) 1974-01-10
GB1375946A (en) 1974-12-04
DE2214105A1 (de) 1972-11-09

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Legal Events

Date Code Title Description
ST Notification of lapse