DK121769B - Key coupler for telecommunication devices and similar keyboards. - Google Patents

Key coupler for telecommunication devices and similar keyboards.

Info

Publication number
DK121769B
DK121769B DK439567AA DK439567A DK121769B DK 121769 B DK121769 B DK 121769B DK 439567A A DK439567A A DK 439567AA DK 439567 A DK439567 A DK 439567A DK 121769 B DK121769 B DK 121769B
Authority
DK
Denmark
Prior art keywords
telecommunication devices
key coupler
similar keyboards
keyboards
similar
Prior art date
Application number
DK439567AA
Other languages
Danish (da)
Inventor
Zeller K Schmid
H Thormann
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of DK121769B publication Critical patent/DK121769B/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H36/00—Switches actuated by change of magnetic field or of electric field, e.g. by change of relative position of magnet and switch, by shielding
    • H01H36/0006—Permanent magnet actuating reed switches
    • H01H36/004—Permanent magnet actuating reed switches push-button-operated, e.g. for keyboards
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H15/00—Switches having rectilinearly-movable operating part or parts adapted for actuation in opposite directions, e.g. slide switch
    • H01H15/02—Details
DK439567AA 1966-09-02 1967-08-31 Key coupler for telecommunication devices and similar keyboards. DK121769B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DES0105666 1966-09-02

Publications (1)

Publication Number Publication Date
DK121769B true DK121769B (en) 1971-11-29

Family

ID=7526774

Family Applications (1)

Application Number Title Priority Date Filing Date
DK439567AA DK121769B (en) 1966-09-02 1967-08-31 Key coupler for telecommunication devices and similar keyboards.

Country Status (7)

Country Link
US (1) US3443043A (en)
CH (1) CH477077A (en)
DE (1) DE1665733B1 (en)
DK (1) DK121769B (en)
GB (1) GB1162550A (en)
NL (1) NL151547B (en)
SE (1) SE315632B (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3542967A (en) * 1965-07-01 1970-11-24 Int Standard Electric Corp Control of path connections in a telephone switching system
US3879602A (en) * 1973-06-11 1975-04-22 N Dimensions Keyboard
FR2443129A1 (en) * 1978-11-29 1980-06-27 Serras Paulet Edouard ELECTRICAL OR ELECTRONIC SWITCHING DEVICE FORMING PUSH BUTTON OR KEYBOARD WITH SOCKET KEYS
DE3017010C2 (en) * 1980-05-02 1984-04-26 Hans Widmaier Fabrik für Apparate der Fernmelde- und Feinwerktechnik, 8000 München Keypad, in particular for telephone technology
HU194440B (en) * 1983-11-30 1988-01-28 Szamitastech Koord Push-button structure with non-linear characteristic curve of displacement-pressure
US4726588A (en) * 1986-08-18 1988-02-23 Balls-N-Bars, Inc. Magnetic detent device and puzzle game device
JP2008084584A (en) * 2006-09-26 2008-04-10 Tokai Rika Co Ltd Stop lamp switch for vehicle
JP4906113B2 (en) * 2007-10-03 2012-03-28 株式会社東海理化電機製作所 Switch device
US8279029B2 (en) * 2008-07-10 2012-10-02 Flextronics Automotive, Inc. Weatherproof switch for indoor and outdoor information clusters and function switches
USD930354S1 (en) * 2019-12-20 2021-09-14 Magswitch Technology Worldwide Pty Ltd. Magnetic keychain

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2637115A (en) * 1950-04-03 1953-05-05 Christensen Machine Co Magnetic calipering device
DE1190088B (en) * 1957-11-26 1965-04-01 Continental Elektro Ind Ag Snap switch for an electrical limit switch
US3175060A (en) * 1961-08-22 1965-03-23 North Electric Co Plunger operated magnetic electric switch
DE1883074U (en) * 1963-09-18 1963-11-21 Telefonbau & Normalzeit Gmbh SWITCHING DEVICE WITH PROTECTIVE TUBE CONTACTS.
CH455000A (en) * 1965-02-02 1968-04-30 Ehrenberg Hermann Snap-action switch with magnetically switchable contact element and adjustable switching point
US3292123A (en) * 1965-05-13 1966-12-13 Marbelite Company Inc Permanent magnet operable reed switch
US3273091A (en) * 1965-08-19 1966-09-13 Metrodynamics Corp Hermetically-sealed manually-actuated magnetic snap switch

Also Published As

Publication number Publication date
CH477077A (en) 1969-08-15
GB1162550A (en) 1969-08-27
NL6711552A (en) 1968-03-04
NL151547B (en) 1976-11-15
SE315632B (en) 1969-10-06
DE1665733B1 (en) 1970-07-09
US3443043A (en) 1969-05-06

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