GB1361459A - Electrical contact units - Google Patents

Electrical contact units

Info

Publication number
GB1361459A
GB1361459A GB3683471A GB3683471A GB1361459A GB 1361459 A GB1361459 A GB 1361459A GB 3683471 A GB3683471 A GB 3683471A GB 3683471 A GB3683471 A GB 3683471A GB 1361459 A GB1361459 A GB 1361459A
Authority
GB
United Kingdom
Prior art keywords
contact
diaphragms
spacer
switch
contact units
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
GB3683471A
Other languages
English (en)
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.)
STC PLC
Original Assignee
Standard Telephone and Cables PLC
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 Standard Telephone and Cables PLC filed Critical Standard Telephone and Cables PLC
Priority to GB3683471A priority Critical patent/GB1361459A/en
Priority to ZA723265A priority patent/ZA723265B/xx
Priority to IT27365/72A priority patent/IT963317B/it
Priority to AU45134/72A priority patent/AU474105B2/en
Priority to DE2238026A priority patent/DE2238026C3/de
Priority to CH1153472A priority patent/CH557585A/de
Priority to FR7227998A priority patent/FR2148228B1/fr
Priority to ES405573A priority patent/ES405573A1/es
Publication of GB1361459A publication Critical patent/GB1361459A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/06—Contacts characterised by the shape or structure of the contact-making surface, e.g. grooved
    • 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
    • H01H13/02—Details
    • H01H13/26—Snap-action arrangements depending upon deformation of elastic members
    • H01H13/48—Snap-action arrangements depending upon deformation of elastic members using buckling of disc springs
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H5/00—Snap-action arrangements, i.e. in which during a single opening operation or a single closing operation energy is first stored and then released to produce or assist the contact movement
    • H01H5/04—Energy stored by deformation of elastic members
    • H01H5/18—Energy stored by deformation of elastic members by flexing of blade springs
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2227/00—Dimensions; Characteristics
    • H01H2227/026—Separate dome contact

Landscapes

  • Push-Button Switches (AREA)
  • Switch Cases, Indication, And Locking (AREA)
GB3683471A 1971-08-05 1971-08-05 Electrical contact units Expired GB1361459A (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
GB3683471A GB1361459A (en) 1971-08-05 1971-08-05 Electrical contact units
ZA723265A ZA723265B (en) 1971-08-05 1972-05-15 Electrical contact units
IT27365/72A IT963317B (it) 1971-08-05 1972-07-25 Perfezionamento nelle unita per contatti elettrici
AU45134/72A AU474105B2 (en) 1971-08-05 1972-07-31 Electrical contact units
DE2238026A DE2238026C3 (de) 1971-08-05 1972-08-02 Kontaktanordnung
CH1153472A CH557585A (de) 1971-08-05 1972-08-03 Elektrische kontakteinrichtung.
FR7227998A FR2148228B1 (de) 1971-08-05 1972-08-03
ES405573A ES405573A1 (es) 1971-08-05 1972-08-05 Mejoras en las unidades de contacto electrico para inte- rruptores y reles.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3683471A GB1361459A (en) 1971-08-05 1971-08-05 Electrical contact units

Publications (1)

Publication Number Publication Date
GB1361459A true GB1361459A (en) 1974-07-24

Family

ID=10391555

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3683471A Expired GB1361459A (en) 1971-08-05 1971-08-05 Electrical contact units

Country Status (7)

Country Link
CH (1) CH557585A (de)
DE (1) DE2238026C3 (de)
ES (1) ES405573A1 (de)
FR (1) FR2148228B1 (de)
GB (1) GB1361459A (de)
IT (1) IT963317B (de)
ZA (1) ZA723265B (de)

Cited By (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4194105A (en) * 1977-01-13 1980-03-18 Itt Industries, Inc. Switches
US4659881A (en) * 1986-01-27 1987-04-21 Eastman Kodak Company Multidome multistage switch assembly
US4695681A (en) * 1985-05-22 1987-09-22 Velleman-Switch, Naamloze Vennootschap Membrane for membrane switches and composing elements thereof
EP1903590A1 (de) * 2006-09-25 2008-03-26 OMRON Corporation, a corporation of Japan Schalter mit Druckknopf
CN100583335C (zh) * 2003-09-17 2010-01-20 联合活跃技术公司 薄接触器
WO2016053907A1 (en) * 2014-09-30 2016-04-07 Apple Inc. Dome switch and switch housing for keyboard assembly
US9502193B2 (en) 2012-10-30 2016-11-22 Apple Inc. Low-travel key mechanisms using butterfly hinges
US9640347B2 (en) 2013-09-30 2017-05-02 Apple Inc. Keycaps with reduced thickness
US9704665B2 (en) 2014-05-19 2017-07-11 Apple Inc. Backlit keyboard including reflective component
US9704670B2 (en) 2013-09-30 2017-07-11 Apple Inc. Keycaps having reduced thickness
US9710069B2 (en) 2012-10-30 2017-07-18 Apple Inc. Flexible printed circuit having flex tails upon which keyboard keycaps are coupled
US9715978B2 (en) 2014-05-27 2017-07-25 Apple Inc. Low travel switch assembly
US9761389B2 (en) 2012-10-30 2017-09-12 Apple Inc. Low-travel key mechanisms with butterfly hinges
US9779889B2 (en) 2014-03-24 2017-10-03 Apple Inc. Scissor mechanism features for a keyboard
US9793066B1 (en) 2014-01-31 2017-10-17 Apple Inc. Keyboard hinge mechanism
US9908310B2 (en) 2013-07-10 2018-03-06 Apple Inc. Electronic device with a reduced friction surface
US9927895B2 (en) 2013-02-06 2018-03-27 Apple Inc. Input/output device with a dynamically adjustable appearance and function
US9934915B2 (en) 2015-06-10 2018-04-03 Apple Inc. Reduced layer keyboard stack-up
US9971084B2 (en) 2015-09-28 2018-05-15 Apple Inc. Illumination structure for uniform illumination of keys
US9997304B2 (en) 2015-05-13 2018-06-12 Apple Inc. Uniform illumination of keys
US9997308B2 (en) 2015-05-13 2018-06-12 Apple Inc. Low-travel key mechanism for an input device
US10083805B2 (en) 2015-05-13 2018-09-25 Apple Inc. Keyboard for electronic device
US10082880B1 (en) 2014-08-28 2018-09-25 Apple Inc. System level features of a keyboard
US10115544B2 (en) 2016-08-08 2018-10-30 Apple Inc. Singulated keyboard assemblies and methods for assembling a keyboard
US10128064B2 (en) 2015-05-13 2018-11-13 Apple Inc. Keyboard assemblies having reduced thicknesses and method of forming keyboard assemblies
US10262814B2 (en) 2013-05-27 2019-04-16 Apple Inc. Low travel switch assembly
US10353485B1 (en) 2016-07-27 2019-07-16 Apple Inc. Multifunction input device with an embedded capacitive sensing layer
US10755877B1 (en) 2016-08-29 2020-08-25 Apple Inc. Keyboard for an electronic device
US10775850B2 (en) 2017-07-26 2020-09-15 Apple Inc. Computer with keyboard
US10796863B2 (en) 2014-08-15 2020-10-06 Apple Inc. Fabric keyboard
US11500538B2 (en) 2016-09-13 2022-11-15 Apple Inc. Keyless keyboard with force sensing and haptic feedback

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2902769C2 (de) * 1979-01-25 1982-12-09 Rudolf Schadow Gmbh, 1000 Berlin Drucktastenschalter
FI66501C (fi) * 1979-04-06 1984-10-10 Autophon Ag Tryckknappsstroemstaellare
DE3320116A1 (de) * 1983-06-03 1984-12-06 Preh, Elektrofeinmechanische Werke Jakob Preh Nachf. Gmbh & Co, 8740 Bad Neustadt Tastschaltvorrichtung
DE4022388A1 (de) * 1990-07-13 1992-01-23 Hopt & Schuler Ddm Beschleunigungsschalter mit schnappfeder
DE19901799C2 (de) * 1999-01-19 2000-11-30 Helag Electronic Gmbh Elektromechanischer Schalter
DE10065805C1 (de) * 2000-12-30 2002-01-17 Helag Electronic Gmbh Elektromechanischer Schalter

Cited By (54)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4194105A (en) * 1977-01-13 1980-03-18 Itt Industries, Inc. Switches
US4695681A (en) * 1985-05-22 1987-09-22 Velleman-Switch, Naamloze Vennootschap Membrane for membrane switches and composing elements thereof
US4659881A (en) * 1986-01-27 1987-04-21 Eastman Kodak Company Multidome multistage switch assembly
CN100583335C (zh) * 2003-09-17 2010-01-20 联合活跃技术公司 薄接触器
EP1903590A1 (de) * 2006-09-25 2008-03-26 OMRON Corporation, a corporation of Japan Schalter mit Druckknopf
US10254851B2 (en) 2012-10-30 2019-04-09 Apple Inc. Keyboard key employing a capacitive sensor and dome
US9502193B2 (en) 2012-10-30 2016-11-22 Apple Inc. Low-travel key mechanisms using butterfly hinges
US10211008B2 (en) 2012-10-30 2019-02-19 Apple Inc. Low-travel key mechanisms using butterfly hinges
US10699856B2 (en) 2012-10-30 2020-06-30 Apple Inc. Low-travel key mechanisms using butterfly hinges
US9916945B2 (en) 2012-10-30 2018-03-13 Apple Inc. Low-travel key mechanisms using butterfly hinges
US9710069B2 (en) 2012-10-30 2017-07-18 Apple Inc. Flexible printed circuit having flex tails upon which keyboard keycaps are coupled
US11023081B2 (en) 2012-10-30 2021-06-01 Apple Inc. Multi-functional keyboard assemblies
US9761389B2 (en) 2012-10-30 2017-09-12 Apple Inc. Low-travel key mechanisms with butterfly hinges
US9927895B2 (en) 2013-02-06 2018-03-27 Apple Inc. Input/output device with a dynamically adjustable appearance and function
US10114489B2 (en) 2013-02-06 2018-10-30 Apple Inc. Input/output device with a dynamically adjustable appearance and function
US10262814B2 (en) 2013-05-27 2019-04-16 Apple Inc. Low travel switch assembly
US9908310B2 (en) 2013-07-10 2018-03-06 Apple Inc. Electronic device with a reduced friction surface
US10556408B2 (en) 2013-07-10 2020-02-11 Apple Inc. Electronic device with a reduced friction surface
US9704670B2 (en) 2013-09-30 2017-07-11 Apple Inc. Keycaps having reduced thickness
US10224157B2 (en) 2013-09-30 2019-03-05 Apple Inc. Keycaps having reduced thickness
US11699558B2 (en) 2013-09-30 2023-07-11 Apple Inc. Keycaps having reduced thickness
US9640347B2 (en) 2013-09-30 2017-05-02 Apple Inc. Keycaps with reduced thickness
US10804051B2 (en) 2013-09-30 2020-10-13 Apple Inc. Keycaps having reduced thickness
US10002727B2 (en) 2013-09-30 2018-06-19 Apple Inc. Keycaps with reduced thickness
US9793066B1 (en) 2014-01-31 2017-10-17 Apple Inc. Keyboard hinge mechanism
US9779889B2 (en) 2014-03-24 2017-10-03 Apple Inc. Scissor mechanism features for a keyboard
US9704665B2 (en) 2014-05-19 2017-07-11 Apple Inc. Backlit keyboard including reflective component
US9715978B2 (en) 2014-05-27 2017-07-25 Apple Inc. Low travel switch assembly
US10796863B2 (en) 2014-08-15 2020-10-06 Apple Inc. Fabric keyboard
US10082880B1 (en) 2014-08-28 2018-09-25 Apple Inc. System level features of a keyboard
US10128061B2 (en) 2014-09-30 2018-11-13 Apple Inc. Key and switch housing for keyboard assembly
US10134539B2 (en) 2014-09-30 2018-11-20 Apple Inc. Venting system and shield for keyboard
US10192696B2 (en) 2014-09-30 2019-01-29 Apple Inc. Light-emitting assembly for keyboard
US10879019B2 (en) 2014-09-30 2020-12-29 Apple Inc. Light-emitting assembly for keyboard
US9870880B2 (en) 2014-09-30 2018-01-16 Apple Inc. Dome switch and switch housing for keyboard assembly
WO2016053907A1 (en) * 2014-09-30 2016-04-07 Apple Inc. Dome switch and switch housing for keyboard assembly
US10083806B2 (en) 2015-05-13 2018-09-25 Apple Inc. Keyboard for electronic device
US10083805B2 (en) 2015-05-13 2018-09-25 Apple Inc. Keyboard for electronic device
US9997304B2 (en) 2015-05-13 2018-06-12 Apple Inc. Uniform illumination of keys
US10424446B2 (en) 2015-05-13 2019-09-24 Apple Inc. Keyboard assemblies having reduced thickness and method of forming keyboard assemblies
US10468211B2 (en) 2015-05-13 2019-11-05 Apple Inc. Illuminated low-travel key mechanism for a keyboard
US10128064B2 (en) 2015-05-13 2018-11-13 Apple Inc. Keyboard assemblies having reduced thicknesses and method of forming keyboard assemblies
US9997308B2 (en) 2015-05-13 2018-06-12 Apple Inc. Low-travel key mechanism for an input device
US9934915B2 (en) 2015-06-10 2018-04-03 Apple Inc. Reduced layer keyboard stack-up
US10310167B2 (en) 2015-09-28 2019-06-04 Apple Inc. Illumination structure for uniform illumination of keys
US9971084B2 (en) 2015-09-28 2018-05-15 Apple Inc. Illumination structure for uniform illumination of keys
US10353485B1 (en) 2016-07-27 2019-07-16 Apple Inc. Multifunction input device with an embedded capacitive sensing layer
US10115544B2 (en) 2016-08-08 2018-10-30 Apple Inc. Singulated keyboard assemblies and methods for assembling a keyboard
US11282659B2 (en) 2016-08-08 2022-03-22 Apple Inc. Singulated keyboard assemblies and methods for assembling a keyboard
US10755877B1 (en) 2016-08-29 2020-08-25 Apple Inc. Keyboard for an electronic device
US11500538B2 (en) 2016-09-13 2022-11-15 Apple Inc. Keyless keyboard with force sensing and haptic feedback
US10775850B2 (en) 2017-07-26 2020-09-15 Apple Inc. Computer with keyboard
US11409332B2 (en) 2017-07-26 2022-08-09 Apple Inc. Computer with keyboard
US11619976B2 (en) 2017-07-26 2023-04-04 Apple Inc. Computer with keyboard

Also Published As

Publication number Publication date
FR2148228A1 (de) 1973-03-11
DE2238026B2 (de) 1977-11-17
AU4513472A (en) 1974-02-07
CH557585A (de) 1974-12-31
ZA723265B (en) 1973-02-28
ES405573A1 (es) 1976-01-16
IT963317B (it) 1974-01-10
FR2148228B1 (de) 1978-04-21
DE2238026C3 (de) 1978-07-06
DE2238026A1 (de) 1973-02-15

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Legal Events

Date Code Title Description
PS Patent sealed
746 Register noted 'licences of right' (sect. 46/1977)
PCNP Patent ceased through non-payment of renewal fee