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BE807837A - SWITCH FOR PUSH-BUTTON KEYPADS AND SIMILAR KEYPADS EQUIPPED WITH IT - Google Patents

SWITCH FOR PUSH-BUTTON KEYPADS AND SIMILAR KEYPADS EQUIPPED WITH IT

Info

Publication number
BE807837A
BE807837A BE2053240A BE2053240A BE807837A BE 807837 A BE807837 A BE 807837A BE 2053240 A BE2053240 A BE 2053240A BE 2053240 A BE2053240 A BE 2053240A BE 807837 A BE807837 A BE 807837A
Authority
BE
Belgium
Prior art keywords
keypads
push
switch
similar
button
Prior art date
Application number
BE2053240A
Other languages
Dutch (nl)
Original Assignee
Gte Atea 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 Gte Atea Nv filed Critical Gte Atea Nv
Priority to BE2053240A priority Critical patent/BE807837A/en
Publication of BE807837A publication Critical patent/BE807837A/en
Priority to DE19742455522 priority patent/DE2455522B2/en

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
    • 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
    • H01H13/26—Snap-action arrangements depending upon deformation of elastic members
    • H01H13/36—Snap-action arrangements depending upon deformation of elastic members using flexing of blade springs
    • 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
    • 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
    • H01H13/7006—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 comprising a separate movable contact element for each switch site, all other elements being integrated in layers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2205/00—Movable contacts
    • H01H2205/016—Separate bridge contact
    • H01H2205/024—Means to facilitate positioning
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2215/00—Tactile feedback
    • H01H2215/034—Separate snap action
    • H01H2215/036—Metallic disc
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2217/00—Facilitation of operation; Human engineering
    • H01H2217/01—Off centre actuation
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2217/00—Facilitation of operation; Human engineering
    • H01H2217/012—Two keys simultaneous considerations
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2217/00—Facilitation of operation; Human engineering
    • H01H2217/024—Profile on actuator
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2227/00—Dimensions; Characteristics
    • H01H2227/028—Key stroke
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2227/00—Dimensions; Characteristics
    • H01H2227/032—Operating force
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2231/00—Applications
    • H01H2231/022—Telephone handset
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2239/00—Miscellaneous
    • H01H2239/026—Internal encoding, e.g. validity bit
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2239/00—Miscellaneous
    • H01H2239/03—Avoiding erroneous switching

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Push-Button Switches (AREA)
BE2053240A 1973-11-27 1973-11-27 SWITCH FOR PUSH-BUTTON KEYPADS AND SIMILAR KEYPADS EQUIPPED WITH IT BE807837A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
BE2053240A BE807837A (en) 1973-11-27 1973-11-27 SWITCH FOR PUSH-BUTTON KEYPADS AND SIMILAR KEYPADS EQUIPPED WITH IT
DE19742455522 DE2455522B2 (en) 1973-11-27 1974-11-23 PUSH KEY UNIT FOR TELEPHONE DEVICES

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE2053240A BE807837A (en) 1973-11-27 1973-11-27 SWITCH FOR PUSH-BUTTON KEYPADS AND SIMILAR KEYPADS EQUIPPED WITH IT

Publications (1)

Publication Number Publication Date
BE807837A true BE807837A (en) 1974-03-15

Family

ID=3865164

Family Applications (1)

Application Number Title Priority Date Filing Date
BE2053240A BE807837A (en) 1973-11-27 1973-11-27 SWITCH FOR PUSH-BUTTON KEYPADS AND SIMILAR KEYPADS EQUIPPED WITH IT

Country Status (2)

Country Link
BE (1) BE807837A (en)
DE (1) DE2455522B2 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2557703C3 (en) * 1975-12-20 1979-03-15 Telefonbau Und Normalzeit Gmbh, 6000 Frankfurt Pressure switch
DE2740988A1 (en) * 1977-09-12 1979-03-22 Petri Ag BUILT-IN SWITCHING ELEMENT
DE4218545A1 (en) * 1992-06-05 1993-12-09 Abb Patent Gmbh Electrical switching device
DE4226937A1 (en) * 1992-08-14 1994-02-17 Abb Patent Gmbh Electrical switching device

Also Published As

Publication number Publication date
DE2455522A1 (en) 1975-06-05
DE2455522B2 (en) 1977-02-17

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: GTE ATEA N.V.

Effective date: 19881130