NL166372C - Meervoudige druktoetsschakelaar. - Google Patents

Meervoudige druktoetsschakelaar.

Info

Publication number
NL166372C
NL166372C NL6803406.A NL6803406A NL166372C NL 166372 C NL166372 C NL 166372C NL 6803406 A NL6803406 A NL 6803406A NL 166372 C NL166372 C NL 166372C
Authority
NL
Netherlands
Prior art keywords
key switch
press key
multiple press
switch
press
Prior art date
Application number
NL6803406.A
Other languages
English (en)
Other versions
NL6803406A (nl
NL166372B (nl
Original Assignee
Int Standard Electric Corp
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 Int Standard Electric Corp filed Critical Int Standard Electric Corp
Publication of NL6803406A publication Critical patent/NL6803406A/xx
Publication of NL166372B publication Critical patent/NL166372B/nl
Application granted granted Critical
Publication of NL166372C publication Critical patent/NL166372C/nl

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
    • H01H13/02—Details
    • H01H13/12—Movable parts; Contacts mounted thereon
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
    • H01H1/14—Contacts characterised by the manner in which co-operating contacts engage by abutting
    • H01H1/24—Contacts characterised by the manner in which co-operating contacts engage by abutting with resilient mounting
    • H01H1/242—Contacts characterised by the manner in which co-operating contacts engage by abutting with resilient mounting the contact forming a part of a coil spring
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Push-Button Switches (AREA)
  • Telephone Set Structure (AREA)
NL6803406.A 1967-03-10 1968-03-08 Meervoudige druktoetsschakelaar. NL166372C (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE3323/67A SE302482B (nl) 1967-03-10 1967-03-10

Publications (3)

Publication Number Publication Date
NL6803406A NL6803406A (nl) 1968-09-11
NL166372B NL166372B (nl) 1981-02-16
NL166372C true NL166372C (nl) 1981-07-15

Family

ID=20261867

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6803406.A NL166372C (nl) 1967-03-10 1968-03-08 Meervoudige druktoetsschakelaar.

Country Status (7)

Country Link
US (1) US3523163A (nl)
AT (1) AT289206B (nl)
CH (1) CH471452A (nl)
FR (1) FR1575611A (nl)
GB (1) GB1141450A (nl)
NL (1) NL166372C (nl)
SE (1) SE302482B (nl)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4012601A (en) * 1975-04-04 1977-03-15 Texas Instruments Incorporated Automatic pushbutton dial assembly for a subscriber telephone
USD246308S (en) * 1976-06-01 1977-11-08 Scantlin John R Illuminated telephone dial
US4488020A (en) * 1983-02-23 1984-12-11 Eaton Corporation Miniature multi-pole double-throw snap-action pushbutton switch with alpha-numeric display
US4525613A (en) * 1984-01-20 1985-06-25 Apple Computer, Inc. Spiral spring keyboard switch with hairpin spring tactile feedback
USD922969S1 (en) * 2019-04-22 2021-06-22 Off Road Engineering, LLC Switch cover

Also Published As

Publication number Publication date
CH471452A (de) 1969-04-15
SE302482B (nl) 1968-07-22
FR1575611A (nl) 1969-07-25
NL6803406A (nl) 1968-09-11
US3523163A (en) 1970-08-04
AT289206B (de) 1971-04-13
GB1141450A (en) 1969-01-29
NL166372B (nl) 1981-02-16

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee