GB2168850B - Key switch - Google Patents

Key switch

Info

Publication number
GB2168850B
GB2168850B GB08528434A GB8528434A GB2168850B GB 2168850 B GB2168850 B GB 2168850B GB 08528434 A GB08528434 A GB 08528434A GB 8528434 A GB8528434 A GB 8528434A GB 2168850 B GB2168850 B GB 2168850B
Authority
GB
United Kingdom
Prior art keywords
key switch
key
switch
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.)
Expired
Application number
GB08528434A
Other versions
GB2168850A (en
GB8528434D0 (en
Inventor
Klaus W Quirder
Vitor M Leitao Ribeiro
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.)
Schoeller and Co Elektrotecnische Fabrik GmbH and Co
Original Assignee
Schoeller and Co Elektrotecnische Fabrik GmbH and 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 Schoeller and Co Elektrotecnische Fabrik GmbH and Co filed Critical Schoeller and Co Elektrotecnische Fabrik GmbH and Co
Publication of GB8528434D0 publication Critical patent/GB8528434D0/en
Publication of GB2168850A publication Critical patent/GB2168850A/en
Application granted granted Critical
Publication of GB2168850B publication Critical patent/GB2168850B/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/16—Indicators for switching condition, e.g. "on" or "off"
    • 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
    • H01H2207/00—Connections
    • H01H2207/032—Surface mounted component
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2219/00—Legends
    • H01H2219/002—Legends replaceable; adaptable
    • H01H2219/014—LED
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2219/00—Legends
    • H01H2219/036—Light emitting elements
    • H01H2219/04—Attachments; Connections
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2219/00—Legends
    • H01H2219/054—Optical elements
    • H01H2219/062—Light conductor
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2219/00—Legends
    • H01H2219/054—Optical elements
    • H01H2219/064—Optical isolation of switch sites
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2233/00—Key modules
    • H01H2233/01—Key modules mounted on laykey
    • H01H2233/012—Locating pins
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2233/00—Key modules
    • H01H2233/05—Actuator part on body
    • H01H2233/054—Snap coupling
    • H01H2233/056—Snap coupling with limited freedom
GB08528434A 1984-12-19 1985-11-19 Key switch Expired GB2168850B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE8437099U DE8437099U1 (en) 1984-12-19 1984-12-19 Push button switch

Publications (3)

Publication Number Publication Date
GB8528434D0 GB8528434D0 (en) 1985-12-24
GB2168850A GB2168850A (en) 1986-06-25
GB2168850B true GB2168850B (en) 1988-12-29

Family

ID=6773901

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08528434A Expired GB2168850B (en) 1984-12-19 1985-11-19 Key switch

Country Status (6)

Country Link
DE (1) DE8437099U1 (en)
DK (1) DK485985A (en)
FI (1) FI854877A (en)
GB (1) GB2168850B (en)
IT (1) IT1186191B (en)
SE (1) SE455355B (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE8700721U1 (en) * 1987-01-16 1987-05-21 Preh, Elektrofeinmechanische Werke Jakob Preh Nachf. Gmbh & Co, 8740 Bad Neustadt, De
NL8801274A (en) * 1988-05-18 1989-12-18 Philips Nv TARGETED OPTICAL SIGNALING.
DE8901775U1 (en) * 1989-02-15 1989-03-30 Siemens Ag, 1000 Berlin Und 8000 Muenchen, De
DE68927888T2 (en) * 1989-07-05 1997-08-14 Idec Izumi Corp Switch with indicator
EP0442467B1 (en) * 1990-02-15 1997-10-29 Hitachi Telecom Technologies, Ltd. Installing structure for dealing board
DE4218970C2 (en) * 1992-06-10 1994-10-06 Amphenol Tuchel Elect Smart card reader
JP2002289058A (en) * 2001-03-26 2002-10-04 Nec Eng Ltd Key switch
DE20200476U1 (en) * 2002-01-14 2002-06-20 Witteborg Guenter Illuminated computer keyboard and associated lighting unit
DE102009060101B3 (en) * 2009-12-21 2011-06-09 MENTOR GmbH & Co. Präzisions-Bauteile KG Push button cap for switching element, has guide bars used for forming light output path of light source into contact plate in polished manner, where plate and guide bars consist of selectable light-conducting material
WO2012072809A1 (en) * 2010-12-03 2012-06-07 Eao Holding Ag Electrical switch element of the smd type
JP5986432B2 (en) 2012-06-05 2016-09-06 矢崎総業株式会社 Illuminated display switch device

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5686723U (en) * 1979-12-07 1981-07-11
GB2140210B (en) * 1983-03-24 1987-05-13 Nitsuko Ltd Key switch devices with indicator lamp means

Also Published As

Publication number Publication date
IT1186191B (en) 1987-11-18
SE455355B (en) 1988-07-04
SE8505989D0 (en) 1985-12-18
FI854877A (en) 1986-06-20
DK485985A (en) 1986-06-20
DK485985D0 (en) 1985-10-23
GB2168850A (en) 1986-06-25
DE8437099U1 (en) 1985-03-28
IT8522772A0 (en) 1985-11-11
SE8505989L (en) 1986-06-20
GB8528434D0 (en) 1985-12-24
FI854877A0 (en) 1985-12-10

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee