GB2192307B - Push-button keyboard switch unit - Google Patents

Push-button keyboard switch unit

Info

Publication number: GB2192307B
Authority: GB; United Kingdom
Prior art keywords: push; switch unit; keyboard switch; button keyboard; button
Prior art date: 1986-05-02
Legal status (The legal status 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 status listed.): Expired - Lifetime

Application number

GB8710152A

Other versions

GB8710152D0 (en

GB2192307A (en

Inventor

Masami Fukushima

Kazutoki Tahara

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Shin Etsu Polymer Co Ltd

Shin Etsu Chemical Co Ltd

Original Assignee

Shin Etsu Polymer Co Ltd

Shin Etsu Chemical Co Ltd

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.)

1986-05-02

Filing date

1987-04-29

Publication date

1990-08-22

1986-05-02 Priority claimed from JP61102289A external-priority patent/JPS62259317A/en

1986-05-02 Priority claimed from JP61102290A external-priority patent/JPS62259313A/en

1987-04-29 Application filed by Shin Etsu Polymer Co Ltd, Shin Etsu Chemical Co Ltd filed Critical Shin Etsu Polymer Co Ltd

1987-06-03 Publication of GB8710152D0 publication Critical patent/GB8710152D0/en

1988-01-06 Publication of GB2192307A publication Critical patent/GB2192307A/en

1990-08-22 Application granted granted Critical

1990-08-22 Publication of GB2192307B publication Critical patent/GB2192307B/en

2007-04-29 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

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
- H01H13/70—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
- H01H13/702—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 with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2209/00—Layers
- H01H2209/002—Materials
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2215/00—Tactile feedback
- H01H2215/004—Collapsible dome or bubble
- H01H2215/006—Only mechanical function
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2215/00—Tactile feedback
- H01H2215/004—Collapsible dome or bubble
- H01H2215/012—Positioning of individual dome
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2227/00—Dimensions; Characteristics
- H01H2227/002—Layer thickness
- H01H2227/01—Adhesive
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2229/00—Manufacturing
- H01H2229/024—Packing between substrate and membrane
- H01H2229/028—Adhesive
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2229/00—Manufacturing
- H01H2229/044—Injection moulding

GB8710152A 1986-05-02 1987-04-29 Push-button keyboard switch unit Expired - Lifetime GB2192307B (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP61102289A JPS62259317A (en)	1986-05-02	1986-05-02	Keyboard
JP61102290A JPS62259313A (en)	1986-05-02	1986-05-02	Keyboard

Publications (3)

Publication Number	Publication Date
GB8710152D0 GB8710152D0 (en)	1987-06-03
GB2192307A GB2192307A (en)	1988-01-06
GB2192307B true GB2192307B (en)	1990-08-22

Family

ID=26442995

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB8710152A Expired - Lifetime GB2192307B (en)	1986-05-02	1987-04-29	Push-button keyboard switch unit

Country Status (2)

Country	Link
DE (1)	DE3714382A1 (en)
GB (1)	GB2192307B (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB2233499B (en) *	1989-06-28	1994-03-02	Mitsubishi Electric Corp	Sheet-like switch
DE4029231A1 (en) *	1990-09-14	1992-03-19	Vedder Gmbh Geb	Electrical switch unit e.g. pushbutton, dimmer - has elastomer contact module deformed by operation of actuator pad to engage contact points
DE4112754C2 (en) *	1991-04-19	1999-06-02	Marquardt Gmbh	Push button switch
DE4114661A1 (en) *	1991-05-06	1993-02-25	Telefunken Electronic Gmbh	Contact film switch with switching domes - has slits around domes to increase ability to return to original position after contact
US5358579A (en) *	1992-02-07	1994-10-25	Matsushita Electric Industrial Co., Ltd.	Method for manufacturing a panel switch attached to electronic apparatus
DE4301928A1 (en) *	1993-01-25	1994-07-28	Siemens Nixdorf Inf Syst	Conductive paint contact surface
DE4307909A1 (en) *	1993-03-12	1994-09-15	Marquardt Gmbh	Housing part with push button switch
DE19912465C2 (en)	1999-03-19	2001-07-05	Kathrein Werke Kg	Multi-area antenna system
RU2207676C1 (en) *	2002-04-24	2003-06-27	ООО "Предприятие "Контакт-1"	Planar radar reflector
RU2207677C1 (en) *	2002-04-24	2003-06-27	ООО "Предприятие "Контакт-1"	Planar broadband radar reflector
US11881365B2 (en)	2021-08-05	2024-01-23	Levven Electronics Ltd.	Wireless switch assembly

Citations (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB1474450A (en) *	1974-09-06	1977-05-25	Standard Telephones Cables Ltd	Electric switches
US4289943A (en) *	1979-08-06	1981-09-15	Shin-Etsu Polymer Co., Ltd.	Push-button switches
US4320268A (en) *	1980-02-19	1982-03-16	General Electric Company	Illuminated keyboard for electronic devices and the like
GB2123213A (en) *	1982-06-30	1984-01-25	Nippon Mektron Kk	Panel keyboard electrical switch
GB2190245A (en) *	1986-04-14	1987-11-11	Shinetsu Polymer Co	A covering member for an electrical keyboard

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3218404A1 (en) *	1982-05-15	1983-11-17	Wolfgang Schulte	Keypad for a printed circuit
DE3312126C2 (en) *	1983-04-02	1985-08-29	Ing. Gerhard Dekorsy GmbH, 7760 Radolfzell	Button for a switching element that can be moved in the tactile direction
US4490587A (en) *	1983-04-07	1984-12-25	Microdot Inc.	Switch assembly
US4518833A (en) *	1983-07-18	1985-05-21	Gates Data Products, Inc.	Conductive elastomeric ink composition

1987
- 1987-04-29 GB GB8710152A patent/GB2192307B/en not_active Expired - Lifetime
- 1987-04-30 DE DE19873714382 patent/DE3714382A1/en active Granted

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB1474450A (en) *	1974-09-06	1977-05-25	Standard Telephones Cables Ltd	Electric switches
US4289943A (en) *	1979-08-06	1981-09-15	Shin-Etsu Polymer Co., Ltd.	Push-button switches
US4320268A (en) *	1980-02-19	1982-03-16	General Electric Company	Illuminated keyboard for electronic devices and the like
GB2123213A (en) *	1982-06-30	1984-01-25	Nippon Mektron Kk	Panel keyboard electrical switch
GB2190245A (en) *	1986-04-14	1987-11-11	Shinetsu Polymer Co	A covering member for an electrical keyboard

Also Published As

Publication number	Publication date
DE3714382C2 (en)	1991-12-19
GB8710152D0 (en)	1987-06-03
GB2192307A (en)	1988-01-06
DE3714382A1 (en)	1987-11-05

Legal Events

Date	Code	Title	Description
2007-05-23	PE20	Patent expired after termination of 20 years	Effective date: 20070428

Publication	Publication Date	Title
EP0234193A3 (en)	1988-08-24	Switch arrangement
EP0313952A3 (en)	1990-09-26	Push-button for keyboard
GB8602288D0 (en)	1986-03-05	Relegendable pushbutton switches
GB8916912D0 (en)	1989-09-06	Pushbutton switch assembly
GB2210507B (en)	1991-11-20	Keyboard switch
GB8622882D0 (en)	1986-10-29	Switch construction
GB2192307B (en)	1990-08-22	Push-button keyboard switch unit
GB2225900B (en)	1992-10-14	Push button switch
GB2205443B (en)	1991-10-16	Pushbutton switch
EP0252449A3 (en)	1989-10-25	Push-button switch especially key switch
EP0235552A3 (en)	1989-04-26	Switch arrangement
GB8614628D0 (en)	1986-07-23	Push button switches
GB2220795B (en)	1991-11-06	Push button switch
EP0184186A3 (en)	1988-09-21	Push-button switch
GB8810978D0 (en)	1988-06-15	Push-button switch
EP0209628A3 (en)	1988-01-07	Push button switches
GB8922992D0 (en)	1989-11-29	Push-button switch
GB8601585D0 (en)	1986-02-26	Key operated switch
GB8612104D0 (en)	1986-06-25	Pushbutton switch
GB8630537D0 (en)	1987-02-04	Push-button switch
GB2146292B (en)	1987-12-16	Keyboard switch
GB8710262D0 (en)	1987-06-03	Key switch
GB8620079D0 (en)	1986-10-01	Switch
GB8818351D0 (en)	1988-09-07	Keyboard switch
GB8900388D0 (en)	1989-03-08	Push-button keypads