SE384930B - Tryckknappsats med kontaktorgan som er inrettade att paverkas av rorliga permanentmagneter - Google Patents

Tryckknappsats med kontaktorgan som er inrettade att paverkas av rorliga permanentmagneter

Info

Publication number
SE384930B
SE384930B SE6902957A SE295769A SE384930B SE 384930 B SE384930 B SE 384930B SE 6902957 A SE6902957 A SE 6902957A SE 295769 A SE295769 A SE 295769A SE 384930 B SE384930 B SE 384930B
Authority
SE
Sweden
Prior art keywords
affected
push button
permanent magnets
contact body
moving permanent
Prior art date
Application number
SE6902957A
Other languages
English (en)
Swedish (sv)
Inventor
Gelder G Van
G J Elzinga
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of SE384930B publication Critical patent/SE384930B/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/23—Construction or mounting of dials or of equivalent devices; Means for facilitating the use thereof
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Push-Button Switches (AREA)
  • Switches That Are Operated By Magnetic Or Electric Fields (AREA)
  • Input From Keyboards Or The Like (AREA)
SE6902957A 1968-03-07 1969-03-04 Tryckknappsats med kontaktorgan som er inrettade att paverkas av rorliga permanentmagneter SE384930B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6803209A NL6803209A (de) 1968-03-07 1968-03-07

Publications (1)

Publication Number Publication Date
SE384930B true SE384930B (sv) 1976-05-24

Family

ID=19802958

Family Applications (1)

Application Number Title Priority Date Filing Date
SE6902957A SE384930B (sv) 1968-03-07 1969-03-04 Tryckknappsats med kontaktorgan som er inrettade att paverkas av rorliga permanentmagneter

Country Status (11)

Country Link
US (1) US3539958A (de)
JP (1) JPS4617161B1 (de)
AT (1) AT292068B (de)
BE (1) BE729410A (de)
CH (1) CH497037A (de)
DE (1) DE1907743C3 (de)
ES (1) ES364391A1 (de)
FR (1) FR2003429A1 (de)
GB (1) GB1197867A (de)
NL (1) NL6803209A (de)
SE (1) SE384930B (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3702449A (en) * 1971-08-27 1972-11-07 Singer Co Keyboard assembly

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL249801A (de) * 1959-03-21
GB1062504A (en) * 1965-10-01 1967-03-22 Standard Telephones Cables Ltd Improvements in or relating to push-button magnetic switches
US3292125A (en) * 1965-10-15 1966-12-13 Clary Corp Magnetically key operated switching device

Also Published As

Publication number Publication date
DE1907743B2 (de) 1979-07-05
GB1197867A (en) 1970-07-08
DE1907743A1 (de) 1969-11-27
JPS4617161B1 (de) 1971-05-12
CH497037A (de) 1970-09-30
DE1907743C3 (de) 1980-03-13
US3539958A (en) 1970-11-10
FR2003429A1 (de) 1969-11-07
BE729410A (de) 1969-09-05
NL6803209A (de) 1969-09-09
AT292068B (de) 1971-08-10
ES364391A1 (es) 1971-02-01

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