FR2451132A1 - Commutateur electrique a touche - Google Patents

Commutateur electrique a touche

Info

Publication number
FR2451132A1
FR2451132A1 FR8004824A FR8004824A FR2451132A1 FR 2451132 A1 FR2451132 A1 FR 2451132A1 FR 8004824 A FR8004824 A FR 8004824A FR 8004824 A FR8004824 A FR 8004824A FR 2451132 A1 FR2451132 A1 FR 2451132A1
Authority
FR
France
Prior art keywords
electric
switch
contacts
keypads
plunger
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.)
Granted
Application number
FR8004824A
Other languages
English (en)
French (fr)
Other versions
FR2451132B1 (https=
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.)
Illinois Tool Works Inc
Original Assignee
Illinois Tool Works Inc
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 Illinois Tool Works Inc filed Critical Illinois Tool Works Inc
Publication of FR2451132A1 publication Critical patent/FR2451132A1/fr
Application granted granted Critical
Publication of FR2451132B1 publication Critical patent/FR2451132B1/fr
Granted legal-status Critical Current

Links

Classifications

    • 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

Landscapes

  • Push-Button Switches (AREA)
  • Electronic Switches (AREA)
FR8004824A 1979-03-05 1980-03-04 Commutateur electrique a touche Granted FR2451132A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/017,875 US4227163A (en) 1979-03-05 1979-03-05 Electrical keyswitch

Publications (2)

Publication Number Publication Date
FR2451132A1 true FR2451132A1 (fr) 1980-10-03
FR2451132B1 FR2451132B1 (https=) 1984-06-29

Family

ID=21785023

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8004824A Granted FR2451132A1 (fr) 1979-03-05 1980-03-04 Commutateur electrique a touche

Country Status (11)

Country Link
US (1) US4227163A (https=)
JP (1) JPS55130019A (https=)
AR (1) AR220820A1 (https=)
AU (1) AU537913B2 (https=)
BR (1) BR8001279A (https=)
CA (1) CA1126834A (https=)
DE (1) DE3008088A1 (https=)
FR (1) FR2451132A1 (https=)
GB (1) GB2047035B (https=)
IT (1) IT1130267B (https=)
MX (1) MX147397A (https=)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7906931A (nl) * 1979-09-18 1981-03-20 Philips Nv Druktoetsschakelaar.
JPS6136020Y2 (https=) * 1980-06-09 1986-10-20
EP0092518B1 (de) * 1982-04-15 1987-10-07 Alcatel STR AG Tastenelement
US4450332A (en) * 1982-08-25 1984-05-22 General Instrument Corporation Keyswitch design
DE8906891U1 (de) * 1989-06-05 1990-07-19 Cherry-Mikroschalter Gmbh, 8572 Auerbach Tastenelement mit Dämpfungsfedern
US4988965A (en) * 1990-03-26 1991-01-29 The Chamberlain Group, Inc. Reed switch holder assembly
US5406277A (en) * 1993-04-12 1995-04-11 Lee; Tony Structure of the keypad for keyboard
US7011341B2 (en) * 2003-06-27 2006-03-14 Trw Vehicle Safety Systems Inc. Four-point vehicle occupant restraint system with linked lap belt retractors
EP1766314B1 (en) 2004-06-02 2018-07-25 Golden Triangle Enterprises Pty Ltd. Gas recovery of sulphur hexafluoride
US20110142522A1 (en) * 2009-12-11 2011-06-16 Bert Yeh Typing to generate electricity
US20160060090A1 (en) * 2014-08-29 2016-03-03 Automatic Bar Controls, Inc. Beverage dispensing apparatus with sensor assembly for sensing dispensing of beverage
CN110098078B (zh) * 2018-11-20 2024-05-03 东莞璟阳电子科技有限公司 一种可变力按键
CN222883426U (zh) * 2024-06-28 2025-05-16 惠州市环诺电子科技有限公司 中心触底式磁轴按键

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2241169A1 (https=) * 1973-08-15 1975-03-14 Illinois Tool Works
US3902032A (en) * 1974-06-07 1975-08-26 Illinois Tool Works Electrical switch with improved contact structure
US4017850A (en) * 1976-02-02 1977-04-12 Illinois Tool Works Inc. Magnetic keyswitch with two-piece support assembly

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3638221A (en) * 1969-11-24 1972-01-25 Illinois Tool Works Solid-state keyboard
US4099176A (en) * 1974-05-30 1978-07-04 Illinois Tool Works Inc. Magnetic key switch having a removable support assembly
US3978474A (en) * 1975-07-15 1976-08-31 Illinois Tool Works Inc. Keyboard with n-key lockout and two-key rollover protection
US4028696A (en) * 1976-01-26 1977-06-07 Illinois Tool Works Inc. Double depression magnetic keyswitch

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2241169A1 (https=) * 1973-08-15 1975-03-14 Illinois Tool Works
US3902032A (en) * 1974-06-07 1975-08-26 Illinois Tool Works Electrical switch with improved contact structure
US4017850A (en) * 1976-02-02 1977-04-12 Illinois Tool Works Inc. Magnetic keyswitch with two-piece support assembly

Also Published As

Publication number Publication date
AU5608880A (en) 1980-09-11
AR220820A1 (es) 1980-11-28
CA1126834A (en) 1982-06-29
GB2047035A (en) 1980-11-19
AU537913B2 (en) 1984-07-19
JPS55130019A (en) 1980-10-08
IT8020332A0 (it) 1980-03-04
BR8001279A (pt) 1981-09-15
DE3008088A1 (de) 1980-09-18
MX147397A (es) 1982-11-29
GB2047035B (en) 1983-02-02
FR2451132B1 (https=) 1984-06-29
US4227163A (en) 1980-10-07
DE3008088C2 (https=) 1989-06-08
IT1130267B (it) 1986-06-11

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Legal Events

Date Code Title Description
ST Notification of lapse