SE8201140L - Kapacitivt tangentbord - Google Patents

Kapacitivt tangentbord

Info

Publication number
SE8201140L
SE8201140L SE8201140A SE8201140A SE8201140L SE 8201140 L SE8201140 L SE 8201140L SE 8201140 A SE8201140 A SE 8201140A SE 8201140 A SE8201140 A SE 8201140A SE 8201140 L SE8201140 L SE 8201140L
Authority
SE
Sweden
Prior art keywords
circuit board
horizontal
covered
conductive ink
solder
Prior art date
Application number
SE8201140A
Other languages
English (en)
Swedish (sv)
Inventor
J K Mcvey
K J Conroy
Original Assignee
Illinois Tool Works
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 Illinois Tool Works filed Critical Illinois Tool Works
Publication of SE8201140L publication Critical patent/SE8201140L/xx

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G5/00—Capacitors in which the capacitance is varied by mechanical means, e.g. by turning a shaft; Processes of their manufacture
    • H01G5/01—Details
    • H01G5/013—Dielectrics
    • H01G5/0134—Solid dielectrics
    • H01G5/0136—Solid dielectrics with movable electrodes
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00—Printed circuits
    • H05K1/16—Printed circuits incorporating printed electric components, e.g. printed resistors, capacitors or inductors
    • H05K1/162—Printed circuits incorporating printed electric components, e.g. printed resistors, capacitors or inductors incorporating printed capacitors
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00—Printed circuits
    • H05K1/18—Printed circuits structurally associated with non-printed electric components
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00—Printed circuits
    • H05K1/02—Details
    • H05K1/0213—Electrical arrangements not otherwise provided for
    • H05K1/0237—High frequency adaptations
    • H05K1/0239—Signal transmission by AC coupling
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00—Printed circuits
    • H05K1/02—Details
    • H05K1/0286—Programmable, customizable or modifiable circuits
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00—Printed circuits
    • H05K1/02—Details
    • H05K1/09—Use of materials for the conductive, e.g. metallic pattern
    • H05K1/092—Dispersed materials, e.g. conductive pastes or inks
    • H05K1/095—Dispersed materials, e.g. conductive pastes or inks for polymer thick films, i.e. having a permanent organic polymeric binder
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
    • H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
    • H05K2201/10007—Types of components
    • H05K2201/10053—Switch
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
    • H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
    • H05K2201/10007—Types of components
    • H05K2201/10196—Variable component, e.g. variable resistor
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K3/00—Apparatus or processes for manufacturing printed circuits
    • H05K3/30—Assembling printed circuits with electric components, e.g. with resistors
    • H05K3/32—Assembling printed circuits with electric components, e.g. with resistors electrically connecting electric components or wires to printed circuits
    • H05K3/34—Assembling printed circuits with electric components, e.g. with resistors electrically connecting electric components or wires to printed circuits by soldering
    • H05K3/3452—Solder masks

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Push-Button Switches (AREA)
  • Non-Metallic Protective Coatings For Printed Circuits (AREA)
  • Manufacture Of Switches (AREA)
  • Structures For Mounting Electric Components On Printed Circuit Boards (AREA)
  • Electronic Switches (AREA)
  • Input From Keyboards Or The Like (AREA)
SE8201140A 1981-02-25 1982-02-24 Kapacitivt tangentbord SE8201140L (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US23825481A 1981-02-25 1981-02-25

Publications (1)

Publication Number Publication Date
SE8201140L true SE8201140L (sv) 1982-08-26

Family

ID=22897118

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8201140A SE8201140L (sv) 1981-02-25 1982-02-24 Kapacitivt tangentbord

Country Status (10)

Country Link
JP (1) JPS57154721A (da)
BR (1) BR8200678A (da)
DE (1) DE3205936A1 (da)
DK (1) DK83082A (da)
FI (1) FI820630A7 (da)
FR (1) FR2500714B1 (da)
GB (1) GB2093634B (da)
IT (1) IT1153461B (da)
NO (1) NO820582L (da)
SE (1) SE8201140L (da)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3778817A (en) * 1972-08-02 1973-12-11 Xerox Corp Output keyboard apparatus and signal translating methods therefor
US3921167A (en) * 1974-06-14 1975-11-18 Ibm Capacitive circuitboard
US4049844A (en) * 1974-09-27 1977-09-20 General Electric Company Method for making a circuit board and article made thereby
US4090229A (en) * 1976-09-30 1978-05-16 Becton, Dickinson Electronics Company Capacitive key for keyboard
GB1584345A (en) * 1977-05-11 1981-02-11 Alphameric Keyboards Ltd Keyboards
DE3000940C2 (de) * 1979-01-12 1984-02-02 Kollmorgen Technologies Corp., 75201 Dallas, Tex. Abmischung für im Siebdruck aufzubringende Abdeckmasken und Schichtbildner

Also Published As

Publication number Publication date
NO820582L (no) 1982-08-26
GB2093634A (en) 1982-09-02
JPS57154721A (en) 1982-09-24
GB2093634B (en) 1985-01-09
IT1153461B (it) 1987-01-14
FI820630L (fi) 1982-08-26
BR8200678A (pt) 1982-12-14
FR2500714B1 (fr) 1985-08-23
IT8219775A0 (it) 1982-02-19
FI820630A7 (fi) 1982-08-26
DE3205936A1 (de) 1982-10-07
DK83082A (da) 1982-08-26
FR2500714A1 (fr) 1982-08-27

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NAV Patent application has lapsed

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