IT1130267B - Interruttore a tasto - Google Patents

Interruttore a tasto

Info

Publication number
IT1130267B
IT1130267B IT20332/80A IT2033280A IT1130267B IT 1130267 B IT1130267 B IT 1130267B IT 20332/80 A IT20332/80 A IT 20332/80A IT 2033280 A IT2033280 A IT 2033280A IT 1130267 B IT1130267 B IT 1130267B
Authority
IT
Italy
Prior art keywords
key switch
key
switch
Prior art date
Application number
IT20332/80A
Other languages
English (en)
Other versions
IT8020332A0 (it
Inventor
Raymond Barnoski
Original Assignee
Illinois Tool Works
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 filed Critical Illinois Tool Works
Publication of IT8020332A0 publication Critical patent/IT8020332A0/it
Application granted granted Critical
Publication of IT1130267B publication Critical patent/IT1130267B/it

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
IT20332/80A 1979-03-05 1980-03-04 Interruttore a tasto IT1130267B (it)

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
IT8020332A0 IT8020332A0 (it) 1980-03-04
IT1130267B true IT1130267B (it) 1986-06-11

Family

ID=21785023

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20332/80A IT1130267B (it) 1979-03-05 1980-03-04 Interruttore a tasto

Country Status (11)

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

Families Citing this family (12)

* 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 (it) * 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
WO2005119149A1 (en) 2004-06-02 2005-12-15 Golden Triangle Enterprises Pty Ltd Gas recovery of sulphur hexafluoride
US20110142522A1 (en) * 2009-12-11 2011-06-16 Bert Yeh Typing to generate electricity
EP3183205A4 (en) * 2014-08-29 2018-03-21 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

Family Cites Families (7)

* 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
CA999374A (en) * 1973-08-15 1976-11-02 Illinois Tool Works Inc. Magnetic key switch having a removable support assembly
US4099176A (en) * 1974-05-30 1978-07-04 Illinois Tool Works Inc. Magnetic key switch having a removable support assembly
US3902032A (en) * 1974-06-07 1975-08-26 Illinois Tool Works Electrical switch with improved contact structure
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
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
DE3008088C2 (it) 1989-06-08
AU537913B2 (en) 1984-07-19
GB2047035A (en) 1980-11-19
GB2047035B (en) 1983-02-02
FR2451132A1 (fr) 1980-10-03
JPS55130019A (en) 1980-10-08
FR2451132B1 (it) 1984-06-29
US4227163A (en) 1980-10-07
IT8020332A0 (it) 1980-03-04
BR8001279A (pt) 1981-09-15
MX147397A (es) 1982-11-29
DE3008088A1 (de) 1980-09-18
AU5608880A (en) 1980-09-11
CA1126834A (en) 1982-06-29
AR220820A1 (es) 1980-11-28

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