EP0758791A3 - Keybord with simplified switching pad and fixation device - Google Patents

Keybord with simplified switching pad and fixation device Download PDF

Info

Publication number
EP0758791A3
EP0758791A3 EP96110921A EP96110921A EP0758791A3 EP 0758791 A3 EP0758791 A3 EP 0758791A3 EP 96110921 A EP96110921 A EP 96110921A EP 96110921 A EP96110921 A EP 96110921A EP 0758791 A3 EP0758791 A3 EP 0758791A3
Authority
EP
European Patent Office
Prior art keywords
keybord
fixation device
switching pad
simplified switching
simplified
Prior art date
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.)
Granted
Application number
EP96110921A
Other languages
German (de)
French (fr)
Other versions
EP0758791B1 (en
EP0758791A2 (en
Inventor
Klaus-Dieter Lukosch
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.)
ZF Electronics GmbH
Original Assignee
Cherry Mikroschalter GmbH
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 Cherry Mikroschalter GmbH filed Critical Cherry Mikroschalter GmbH
Publication of EP0758791A2 publication Critical patent/EP0758791A2/en
Publication of EP0758791A3 publication Critical patent/EP0758791A3/en
Application granted granted Critical
Publication of EP0758791B1 publication Critical patent/EP0758791B1/en
Anticipated expiration legal-status Critical
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
    • H01H2215/00—Tactile feedback
    • H01H2215/004—Collapsible dome or bubble
    • H01H2215/008—Part of substrate or membrane
    • 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
    • H01H2229/00—Manufacturing
    • H01H2229/024—Packing between substrate and membrane
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2229/00—Manufacturing
    • H01H2229/034—Positioning of layers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2229/00—Manufacturing
    • H01H2229/042—Snap coupling; Snap mounting
EP96110921A 1995-08-10 1996-07-05 Keybord with simplified switching pad and fixation device Expired - Lifetime EP0758791B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19529492A DE19529492A1 (en) 1995-08-10 1995-08-10 Keyboard with simplified switch mat including fixation devices
DE19529492 1995-08-10

Publications (3)

Publication Number Publication Date
EP0758791A2 EP0758791A2 (en) 1997-02-19
EP0758791A3 true EP0758791A3 (en) 1997-09-17
EP0758791B1 EP0758791B1 (en) 2001-12-19

Family

ID=7769212

Family Applications (1)

Application Number Title Priority Date Filing Date
EP96110921A Expired - Lifetime EP0758791B1 (en) 1995-08-10 1996-07-05 Keybord with simplified switching pad and fixation device

Country Status (3)

Country Link
US (1) US5738450A (en)
EP (1) EP0758791B1 (en)
DE (2) DE19529492A1 (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5899617A (en) * 1997-10-09 1999-05-04 Chicony Electronics Co., Ltd. Flexible component reinforcing mechanism
US6492978B1 (en) * 1998-05-29 2002-12-10 Ncr Corporation Keyscreen
US6166662A (en) * 1998-09-15 2000-12-26 Chuang; Wen-Hao Structure of key pad
US5980135A (en) * 1998-09-22 1999-11-09 Acer Peripherals, Inc. Keyboard with an optional metal support for strengthening its structure
DE19846450A1 (en) * 1998-10-08 2000-04-13 Delphi Automotive Systems Gmbh Switch system especially for use in motor vehicles, has electromechanical module containing electromechanical switch element, with mechanical module containing mechanical switch actuator
DE19961728C1 (en) * 1999-12-21 2001-08-30 Kostal Leopold Gmbh & Co Kg Electrical switch
JP2002157940A (en) * 2000-11-17 2002-05-31 Yazaki Corp Switch unit
US6781077B2 (en) 2000-12-14 2004-08-24 Think Outside, Inc. Keyswitch and actuator structure
DE10221315A1 (en) * 2002-05-07 2003-11-20 Mayser Gmbh & Co Electric switch unit, consists of at least two parallel, electrically conducting contact strips, opposing contact strips, spacer elements and a carrier film
US7132615B1 (en) * 2005-04-21 2006-11-07 Delphi Technologies, Inc. Switchpad for a pushbutton switch assembly
DE102009054506A1 (en) * 2009-12-10 2011-06-16 Zf Friedrichshafen Ag Keyboard i.e. pin pad-keyboard, for card-terminal for interaction with electronic health card, has key head forming obstacle in free area below key head, where obstacle extends from guiding element till to outer end of inner side of head
DE102018108660B3 (en) * 2018-04-12 2019-10-17 Preh Gmbh Switch arrangement with switching mat for operating a motor vehicle component

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2208039A (en) * 1987-08-15 1989-02-15 Harboro Rubber Company Limited Manufacture of switch pad arrays
AT389398B (en) * 1984-06-20 1989-11-27 Sterner Franz CONTACT MAT

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5438177A (en) * 1992-05-06 1995-08-01 Key Tronic Corporation Two-layer membrane switch
US5360955A (en) * 1992-08-18 1994-11-01 Key Tronic Corporation Computer keyboard with cantilever switch design and improved PCB/switch membrane interface
US5386091A (en) * 1993-04-08 1995-01-31 Compaq Computer Corporation Low profile keyswitch
KR970004399B1 (en) * 1993-07-02 1997-03-27 B T C Korea Co Ltd Keyboard
US5525979A (en) * 1995-08-14 1996-06-11 Lexmark International, Inc. Low configuration keyboard

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT389398B (en) * 1984-06-20 1989-11-27 Sterner Franz CONTACT MAT
GB2208039A (en) * 1987-08-15 1989-02-15 Harboro Rubber Company Limited Manufacture of switch pad arrays

Also Published As

Publication number Publication date
DE19529492A1 (en) 1997-02-13
EP0758791B1 (en) 2001-12-19
EP0758791A2 (en) 1997-02-19
DE59608483D1 (en) 2002-01-31
US5738450A (en) 1998-04-14

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