DK83082A - CIRCUIT BOARD IN CAPACITIVE KEYBOARD - Google Patents

CIRCUIT BOARD IN CAPACITIVE KEYBOARD Download PDF

Info

Publication number: DK83082A
Authority: DK; Denmark
Prior art keywords: circuit board; capacitive keyboard; capacitive; keyboard; board
Prior art date: 1981-02-25

Application number

DK83082A

Other languages

Danish (da)

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.)

1981-02-25

Filing date

1982-02-25

Publication date

1982-08-26

1982-02-25 Application filed by Illinois Tool Works filed Critical Illinois Tool Works

1982-08-26 Publication of DK83082A publication Critical patent/DK83082A/en

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 resistor, capacitor, inductor
- H05K1/162—Printed circuits incorporating printed electric components, e.g. printed resistor, capacitor, inductor 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 resistor
- H05K3/32—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits
- H05K3/34—Assembling printed circuits with electric components, e.g. with resistor 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)
Structures For Mounting Electric Components On Printed Circuit Boards (AREA)
Non-Metallic Protective Coatings For Printed Circuits (AREA)
Electronic Switches (AREA)
Input From Keyboards Or The Like (AREA)
Manufacture Of Switches (AREA)

DK83082A 1981-02-25 1982-02-25 CIRCUIT BOARD IN CAPACITIVE KEYBOARD DK83082A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number	Publication Date
DK83082A true DK83082A (en)	1982-08-26

Family

ID=22897118

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DK83082A DK83082A (en)	1981-02-25	1982-02-25	CIRCUIT BOARD IN CAPACITIVE KEYBOARD

Country Status (10)

Country	Link
JP (1)	JPS57154721A (en)
BR (1)	BR8200678A (en)
DE (1)	DE3205936A1 (en)
DK (1)	DK83082A (en)
FI (1)	FI820630L (en)
FR (1)	FR2500714B1 (en)
GB (1)	GB2093634B (en)
IT (1)	IT1153461B (en)
NO (1)	NO820582L (en)
SE (1)	SE8201140L (en)

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 (en) *	1979-01-12	1984-02-02	Kollmorgen Technologies Corp., 75201 Dallas, Tex.	Mixing for masking masks and layer formers to be applied by screen printing

1982
- 1982-01-26 FR FR8201162A patent/FR2500714B1/en not_active Expired
- 1982-02-09 BR BR8200678A patent/BR8200678A/en unknown
- 1982-02-19 DE DE19823205936 patent/DE3205936A1/en not_active Withdrawn
- 1982-02-19 IT IT19775/82A patent/IT1153461B/en active
- 1982-02-22 GB GB8205132A patent/GB2093634B/en not_active Expired
- 1982-02-24 JP JP57027542A patent/JPS57154721A/en active Pending
- 1982-02-24 NO NO820582A patent/NO820582L/en unknown
- 1982-02-24 SE SE8201140A patent/SE8201140L/en not_active Application Discontinuation
- 1982-02-24 FI FI820630A patent/FI820630L/en not_active Application Discontinuation
- 1982-02-25 DK DK83082A patent/DK83082A/en not_active Application Discontinuation

Also Published As

Publication number	Publication date
IT1153461B (en)	1987-01-14
SE8201140L (en)	1982-08-26
JPS57154721A (en)	1982-09-24
NO820582L (en)	1982-08-26
FR2500714B1 (en)	1985-08-23
FI820630L (en)	1982-08-26
GB2093634B (en)	1985-01-09
GB2093634A (en)	1982-09-02
BR8200678A (en)	1982-12-14
IT8219775A0 (en)	1982-02-19
DE3205936A1 (en)	1982-10-07
FR2500714A1 (en)	1982-08-27

Legal Events

Date	Code	Title	Description
1986-11-10	AHB	Application shelved due to non-payment

Publication	Publication Date	Title
FR2520954B1 (en)	1985-11-29	CAPACITIVE KEYBOARD STRUCTURE
KR830001068U (en)	1983-09-22	Printed circuit board
NO176079C (en)	1995-01-25	Integrated circuit board
DE3484073D1 (en)	1991-03-14	ELECTRONIC WRITING BOARD.
DE68922118D1 (en)	1995-05-18	Circuit board.
DK391682A (en)	1983-03-05	STAND BOARD
KR860005276A (en)	1986-07-21	Key board device
ES529758A0 (en)	1984-11-01	IMPROVEMENTS IN PRINTED CIRCUIT BOARDS
FR2498395B1 (en)	1986-07-11	CAPACITIVE KEYBOARD SWITCH
FR2443098B1 (en)	1985-11-15	ELECTRONIC KEYBOARD
NO861792L (en)	1986-11-07	BOARD CIRCUIT.
DE3752144D1 (en)	1998-01-02	Electronic calculator
DE69031021D1 (en)	1997-08-14	Electronic calculator
DK83082A (en)	1982-08-26	CIRCUIT BOARD IN CAPACITIVE KEYBOARD
AT384908B (en)	1988-01-25	CIRCUIT BREAKER IN NARROW DESIGN
MX151557A (en)	1984-12-13	IMPROVEMENTS IN KEY OPERATED COMPUTER TERMINAL BOARD
ATA225181A (en)	1982-03-15	CABINET BOARD
KR890003385U (en)	1989-04-13	Electronic keyboard
FR2544094B1 (en)	1985-08-02	ELECTRONIC PEN
DE3586839D1 (en)	1992-12-24	ELECTRONIC CALCULATOR.
ES510749A0 (en)	1983-02-01	IMPROVEMENTS IN AN ELECTRONIC CHROME SWITCH.
NO851942L (en)	1985-11-25	CIRCUIT BOARD.
KR880022453U (en)	1988-12-26	Electronic calculator
KR890014206U (en)	1989-08-10	Keyboard interface circuit
KR850009646U (en)	1985-12-05	keyboard