AR202781A1 - Teclados codificados por trazos y destinados a ser usados en una disposicion telefonica - Google Patents

Teclados codificados por trazos y destinados a ser usados en una disposicion telefonica

Info

Publication number
AR202781A1
AR202781A1 AR243763A AR24376372A AR202781A1 AR 202781 A1 AR202781 A1 AR 202781A1 AR 243763 A AR243763 A AR 243763A AR 24376372 A AR24376372 A AR 24376372A AR 202781 A1 AR202781 A1 AR 202781A1
Authority
AR
Argentina
Prior art keywords
trace
telephone arrangement
coded
intended
keyboards intended
Prior art date
Application number
AR243763A
Other languages
English (en)
Original Assignee
Western Electric Co
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 Western Electric Co filed Critical Western Electric Co
Application granted granted Critical
Publication of AR202781A1 publication Critical patent/AR202781A1/es

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H13/00Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
    • H01H13/70Switches 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
    • H01H13/702Switches 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 with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03MCODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M11/00Coding in connection with keyboards or like devices, i.e. coding of the position of operated keys
    • H03M11/20Dynamic coding, i.e. by key scanning
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M1/00Substation equipment, e.g. for use by subscribers
    • H04M1/02Constructional features of telephone sets
    • H04M1/23Construction or mounting of dials or of equivalent devices; Means for facilitating the use thereof
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2207/00Connections
    • H01H2207/004Printed circuit tail
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2217/00Facilitation of operation; Human engineering
    • H01H2217/026Pencil operated
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2219/00Legends
    • H01H2219/002Legends replaceable; adaptable
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2225/00Switch site location
    • H01H2225/018Consecutive operations
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2229/00Manufacturing
    • H01H2229/012Vacuum deposition
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2231/00Applications
    • H01H2231/002Calculator, computer
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2231/00Applications
    • H01H2231/022Telephone handset
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2231/00Applications
    • H01H2231/05Card, e.g. credit card
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2239/00Miscellaneous
    • H01H2239/01Miscellaneous combined with other elements on the same substrate
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2239/00Miscellaneous
    • H01H2239/026Internal encoding, e.g. validity bit

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Signal Processing (AREA)
  • Input From Keyboards Or The Like (AREA)
  • Push-Button Switches (AREA)
  • Telephone Set Structure (AREA)
AR243763A 1971-08-30 1972-08-28 Teclados codificados por trazos y destinados a ser usados en una disposicion telefonica AR202781A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US17587971A 1971-08-30 1971-08-30

Publications (1)

Publication Number Publication Date
AR202781A1 true AR202781A1 (es) 1975-07-24

Family

ID=22642032

Family Applications (1)

Application Number Title Priority Date Filing Date
AR243763A AR202781A1 (es) 1971-08-30 1972-08-28 Teclados codificados por trazos y destinados a ser usados en una disposicion telefonica

Country Status (12)

Country Link
US (1) US3743797A (es)
JP (1) JPS4833727A (es)
AR (1) AR202781A1 (es)
AU (1) AU471677B2 (es)
BE (1) BE787997A (es)
CA (1) CA948557A (es)
DE (1) DE2242255A1 (es)
FR (1) FR2150941B1 (es)
GB (1) GB1408297A (es)
IT (1) IT965152B (es)
NL (1) NL7211757A (es)
SE (1) SE375637B (es)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3911780A (en) * 1972-07-17 1975-10-14 Hammond Corp Arpeggio keyboard
US3886335A (en) * 1973-01-26 1975-05-27 Ind Electronics Engineers Inc Collated cable matrix switch
JPS5024770A (es) * 1973-07-05 1975-03-17
US3862382A (en) * 1973-10-29 1975-01-21 Chomerics Inc Keyboards switch assembly with multilayer pattern contact means
US3860771A (en) * 1973-10-29 1975-01-14 Chomerics Inc Keyboard switch assembly with dome shaped actuator having associated underlying contactor means
US4032729A (en) * 1973-12-21 1977-06-28 Rockwell International Corporation Low profile keyboard switch having panel hinged actuators and cantilevered beam snap acting contacts
AT337275B (de) * 1974-05-07 1977-06-27 Preh Elektro Feinmechanik Ultraschall-fernbedienungseinrichtung
US3987259A (en) * 1975-06-12 1976-10-19 Globe-Union Inc. Membrane switch apparatus having sequential bridging contact arrangement
US4065649A (en) * 1975-06-30 1977-12-27 Lake Center Industries Pressure sensitive matrix switch having apertured spacer with flexible double sided adhesive intermediate and channels optionally interposed between apertures
US4181964A (en) * 1975-07-02 1980-01-01 Texas Instruments Incorporated Integrated electronics assembly on a plastic chassis
US4090045A (en) * 1975-12-15 1978-05-16 Marsh Products, Inc. Keyboard strip switch assembly having multifurcated conductive screen contact with contact cleaning wiping-action
US4143253A (en) * 1977-04-25 1979-03-06 Amp Incorporated Optically clear membrane switch
JPS54124439U (es) * 1978-02-20 1979-08-31
US4376239A (en) * 1980-10-03 1983-03-08 Allen-Bradley Company Industrial membrane switch
DE3248631A1 (de) * 1982-12-30 1984-07-12 Wolfgang Schindler Programmier-hilfsgeraet
JPS6034636U (ja) * 1983-08-17 1985-03-09 三菱電機株式会社 多項目入力装置
FR2580240B1 (fr) * 1985-04-10 1987-07-10 Citroen Maxime Dispositif de regroupement constituant un clavier de contacteurs de commande d'equipements installes dans un vehicule automobile
DE3915645C2 (de) * 1989-05-12 1995-11-16 Mettler Toledo Albstadt Gmbh Preisrechnende elektronische Waage
JPH08506921A (ja) * 1993-02-03 1996-07-23 エイ−デック インコーポレイテッド 密閉形キーパッドを備える制御盤
US6680678B2 (en) * 2001-02-07 2004-01-20 Umax Data Systems, Inc. Circuit layout arrangement for key switch signal recognition

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3290439A (en) * 1963-04-29 1966-12-06 Willcox Data encoding keyboard
US3308253A (en) * 1965-03-25 1967-03-07 Ibm Diaphragm switch having a diaphragm supported on an incompressible layer and an elastomer overlaying the diaphragm
US3544987A (en) * 1967-02-24 1970-12-01 Renville H Mcmann Jr Property protection alarm system
US3472974A (en) * 1967-09-25 1969-10-14 Automatic Elect Lab Pushbutton switch activated by a slide with a plurality of toggle joints and cams
US3591749A (en) * 1969-05-12 1971-07-06 Singer Co Printed circuit keyboard
US3600528A (en) * 1969-09-25 1971-08-17 Lematex Corp Multiple switch construction
US3584162A (en) * 1970-02-16 1971-06-08 Ibm Electrical keyboard switch mechanism with improved resilient diaphragm contact actuator
US3676615A (en) * 1970-07-13 1972-07-11 Ibm Pushbutton keyboard switch array and associated printed circuit logic cards

Also Published As

Publication number Publication date
IT965152B (it) 1974-01-31
AU471677B2 (en) 1976-04-29
CA948557A (en) 1974-06-04
GB1408297A (en) 1975-10-01
FR2150941B1 (es) 1976-08-13
US3743797A (en) 1973-07-03
AU4598472A (en) 1974-02-28
BE787997A (fr) 1972-12-18
JPS4833727A (es) 1973-05-12
SE375637B (es) 1975-04-21
FR2150941A1 (es) 1973-04-13
DE2242255A1 (de) 1973-03-08
NL7211757A (es) 1973-03-02

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