BE833459A - Dispositif de commutation - Google Patents
Dispositif de commutationInfo
- Publication number
- BE833459A BE833459A BE160076A BE160076A BE833459A BE 833459 A BE833459 A BE 833459A BE 160076 A BE160076 A BE 160076A BE 160076 A BE160076 A BE 160076A BE 833459 A BE833459 A BE 833459A
- Authority
- BE
- Belgium
- Prior art keywords
- switching device
- switching
- Prior art date
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
- H01H13/78—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 characterised by the contacts or the contact sites
- H01H13/807—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 characterised by the contacts or the contact sites characterised by the spatial arrangement of the contact sites, e.g. superimposed sites
-
- 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
- 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
- H01H13/78—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 characterised by the contacts or the contact sites
- H01H13/785—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 characterised by the contacts or the contact sites characterised by the material of the contacts, e.g. conductive polymers
-
- 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
- H01H13/78—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 characterised by the contacts or the contact sites
- H01H13/80—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 characterised by the contacts or the contact sites characterised by the manner of cooperation of the contacts, e.g. with both contacts movable or with bounceless contacts
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2201/00—Contacts
- H01H2201/004—Wiping action
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2201/00—Contacts
- H01H2201/022—Material
- H01H2201/03—Composite
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2205/00—Movable contacts
- H01H2205/006—Movable contacts mounted on spacer
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2205/00—Movable contacts
- H01H2205/01—Movable contacts mounted on flap cut out and bend out of layer
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2205/00—Movable contacts
- H01H2205/032—Several contacts formed in one plate or layer
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2205/00—Movable contacts
- H01H2205/032—Several contacts formed in one plate or layer
- H01H2205/036—Helicoidal cuts
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2215/00—Tactile feedback
- H01H2215/004—Collapsible dome or bubble
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2215/00—Tactile feedback
- H01H2215/028—Tactile feedback alterable
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2215/00—Tactile feedback
- H01H2215/034—Separate snap action
- H01H2215/04—Contact making part moved through contact supporting plane
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2225/00—Switch site location
- H01H2225/002—Switch site location superimposed
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2227/00—Dimensions; Characteristics
- H01H2227/018—Printed contacts; Metal foil
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2229/00—Manufacturing
- H01H2229/016—Selective etching
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2229/00—Manufacturing
- H01H2229/05—Forming; Half-punching
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2229/00—Manufacturing
- H01H2229/06—Tempering
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2239/00—Miscellaneous
- H01H2239/006—Containing a capacitive switch or usable as such
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/49105—Switch making
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/49117—Conductor or circuit manufacturing
- Y10T29/49204—Contact or terminal manufacturing
- Y10T29/49208—Contact or terminal manufacturing by assembling plural parts
- Y10T29/49218—Contact or terminal manufacturing by assembling plural parts with deforming
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/49117—Conductor or circuit manufacturing
- Y10T29/49204—Contact or terminal manufacturing
- Y10T29/49208—Contact or terminal manufacturing by assembling plural parts
- Y10T29/49222—Contact or terminal manufacturing by assembling plural parts forming array of contacts or terminals
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/508,482 US3979568A (en) | 1974-09-23 | 1974-09-23 | Keyboard switch assembly having raised contacts supported by helicline legs on a common conductive sheet |
US05/508,486 US3950846A (en) | 1974-09-23 | 1974-09-23 | Method of forming a deformed, integral switching device |
US05/508,480 US3968336A (en) | 1974-09-23 | 1974-09-23 | Keyboard switch assembly having movable contact, and supporting helicline type legs disposed co-planar to common conductive sheet |
US05/508,477 US3969595A (en) | 1974-09-23 | 1974-09-23 | Sequential switching assembly having plural, spaced flexible contact layers |
Publications (1)
Publication Number | Publication Date |
---|---|
BE833459A true BE833459A (fr) | 1976-01-16 |
Family
ID=27504473
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE160076A BE833459A (fr) | 1974-09-23 | 1975-09-16 | Dispositif de commutation |
Country Status (11)
Country | Link |
---|---|
US (4) | US3950846A (fr) |
JP (1) | JPS5160967A (fr) |
BE (1) | BE833459A (fr) |
CA (1) | CA1045664A (fr) |
CH (1) | CH600529A5 (fr) |
DE (1) | DE2541231A1 (fr) |
FR (1) | FR2285697A1 (fr) |
GB (1) | GB1520899A (fr) |
IT (1) | IT1042753B (fr) |
NL (1) | NL7511164A (fr) |
SU (1) | SU609490A3 (fr) |
Families Citing this family (69)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4066860A (en) * | 1974-09-26 | 1978-01-03 | Sharp Kabushiki Kaisha | Pushbutton switch key arrangement for keyboards having indicia |
US4063054A (en) * | 1974-11-22 | 1977-12-13 | Canon Kabushiki Kaisha | Key switch |
US4084071A (en) * | 1976-12-06 | 1978-04-11 | Rca Corporation | Switch mechanism for a calculator type keyboard |
US4172757A (en) * | 1977-10-17 | 1979-10-30 | Xerox Corporation | Process for making electrode with integral dielectric layer |
US4229633A (en) * | 1978-03-27 | 1980-10-21 | Gillilan Edward L | Programmable switch |
US4217473A (en) * | 1978-06-26 | 1980-08-12 | W. H. Brady Co. | Connecting flexible switch |
US4218600A (en) * | 1978-06-26 | 1980-08-19 | W. H. Brady Co. | Connecting flexible switch |
JPS5843147Y2 (ja) * | 1978-12-28 | 1983-09-29 | シャープ株式会社 | キ−入力装置 |
US4274752A (en) * | 1979-04-02 | 1981-06-23 | International Business Machines Corporation | Keyboard multiple switch assembly |
GB2064873B (en) * | 1979-11-26 | 1984-09-05 | Eventoff Franklin Neal | Pressure sensitive electric switch |
US4700032A (en) * | 1979-12-03 | 1987-10-13 | Texas Instruments Incorporated | Keyboard apparatus and method for making same |
US4332082A (en) * | 1979-12-03 | 1982-06-01 | Texas Instruments Incorporated | Keyboard apparatus and method for making same |
US4350857A (en) * | 1980-10-03 | 1982-09-21 | Allen-Bradley Company | Illuminated industrial membrane switch |
FR2496330B1 (fr) * | 1980-12-12 | 1985-07-05 | Thomson Csf Mat Tel | Commutateur a contacts differes dans le temps et clavier comportant de tels commutateurs |
US4385215A (en) * | 1981-11-09 | 1983-05-24 | Eeco Incorporated | Thin-membrane switch |
JPS58135822U (ja) * | 1982-03-09 | 1983-09-12 | 東京プレス工業株式会社 | 容量キ−スイツチ |
US4471177A (en) * | 1982-08-13 | 1984-09-11 | Press On, Inc. | Enlarged switch area membrane switch and method |
US4440999A (en) * | 1982-08-13 | 1984-04-03 | Press On, Inc. | Membrane switch |
US4458114A (en) * | 1982-08-16 | 1984-07-03 | May Gordon H | Hand controller spring |
FR2532466B1 (fr) * | 1982-08-24 | 1991-11-08 | Jaeger | Contact electrique a effet tactile de declenchement brusque |
JPS59127328A (ja) * | 1982-12-30 | 1984-07-23 | 日本メクトロン株式会社 | キ−ボ−ドスイツチ |
US4525613A (en) * | 1984-01-20 | 1985-06-25 | Apple Computer, Inc. | Spiral spring keyboard switch with hairpin spring tactile feedback |
US4758830A (en) * | 1984-10-25 | 1988-07-19 | Ti Corporate Services Limited | Switch/display units |
US4581507A (en) * | 1984-12-26 | 1986-04-08 | Motorola, Inc. | Impact switch |
US4659881A (en) * | 1986-01-27 | 1987-04-21 | Eastman Kodak Company | Multidome multistage switch assembly |
US4694279A (en) * | 1986-10-17 | 1987-09-15 | University Of Pittsburgh | Vector electronic control device |
DE3760258D1 (en) * | 1987-02-07 | 1989-07-20 | Hans Weiss | Casing or part of casing with at least one key of an electrical switch |
JPS644036U (fr) * | 1987-06-29 | 1989-01-11 | ||
US4795861A (en) * | 1987-11-17 | 1989-01-03 | W. H. Brady Co. | Membrane switch element with coated spacer layer |
DE4118743C2 (de) * | 1991-06-05 | 1994-07-28 | Mannesmann Ag | Mehrstufenschalter |
US5627566A (en) * | 1991-06-06 | 1997-05-06 | Litschel; Dietmar | Keyboard |
JP2740708B2 (ja) * | 1992-05-06 | 1998-04-15 | 株式会社ミツバ | スタータ用マグネットスイッチの接点体及びその製造方法 |
DE4437260C1 (de) * | 1994-10-18 | 1995-10-19 | Siemens Ag | Mikromechanisches Relais |
DE4437259C1 (de) * | 1994-10-18 | 1995-10-19 | Siemens Ag | Mikromechanisches Relais |
FR2742575B1 (fr) * | 1995-12-19 | 1998-01-09 | Europ Equip Menager | Dispositif a touche sensitive |
EP0917167B1 (fr) * | 1997-07-23 | 2000-10-11 | Molex Incorporated | Commutateur éléctrique et agencement de circuit |
US5898147A (en) * | 1997-10-29 | 1999-04-27 | C & K Components, Inc. | Dual tact switch assembly |
EP1087416A1 (fr) * | 1999-09-22 | 2001-03-28 | Molex Incorporated | Interrupteur électrique |
US6366473B1 (en) * | 1999-11-09 | 2002-04-02 | Powerwave Technologies, Inc. | Method for supporting a wall |
US6600121B1 (en) * | 2000-11-21 | 2003-07-29 | Think Outside, Inc. | Membrane switch |
US6694605B2 (en) * | 2001-06-12 | 2004-02-24 | Robert Galli | Method of manufacturing a selectively insulated dome switch |
US6999009B2 (en) * | 2001-08-31 | 2006-02-14 | Logitech Europe S.A. | Sensing keys for keyboard |
US7275562B2 (en) * | 2001-10-17 | 2007-10-02 | Agilent Technologies, Inc. | Extensible spiral for flex circuit |
US6891529B2 (en) * | 2001-11-23 | 2005-05-10 | Research In Motion Limited | Keyboard assembly for a mobile device |
FR2838558B1 (fr) * | 2002-04-16 | 2005-10-14 | Faurecia Ind | Organe de commande de type capacitif |
JP2004241140A (ja) * | 2003-02-03 | 2004-08-26 | Alps Electric Co Ltd | スイッチ装置 |
KR100485512B1 (ko) * | 2003-02-10 | 2005-05-03 | 구정오 | 건반용 패드의 제작방법 및 건반용 패드 |
AU2004205205B2 (en) * | 2003-08-26 | 2009-06-04 | Lg Electronics Inc. | Control panel assembly and method for controlling thereof |
KR101054406B1 (ko) * | 2004-03-05 | 2011-08-05 | 엘지전자 주식회사 | 조작 버튼 |
TWI286333B (en) * | 2004-03-26 | 2007-09-01 | Hon Hai Prec Ind Co Ltd | A dome sheet and a switch using the same |
JP4084381B2 (ja) * | 2005-12-23 | 2008-04-30 | 株式会社東芝 | 情報処理装置、および液体検出方法 |
US7835113B1 (en) * | 2006-10-27 | 2010-11-16 | Hutchinson Technology Incorporated | Deep dimple structure for head suspension component |
US8259416B1 (en) | 2008-05-09 | 2012-09-04 | Hutchinson Technology Incorporated | Head suspension having viscoelastic load point |
US8178802B2 (en) * | 2008-07-31 | 2012-05-15 | Electrolux Home Products, Inc. | Unitized appliance control panel assembly and components of the assembly |
CN201336234Y (zh) * | 2008-12-12 | 2009-10-28 | 鸿富锦精密工业(深圳)有限公司 | 多信号按键 |
MY168835A (en) * | 2011-05-30 | 2018-12-04 | Ind Galvanizers Corp Pty Ltd | Improved barrier construction |
US9064654B2 (en) | 2012-03-02 | 2015-06-23 | Microsoft Technology Licensing, Llc | Method of manufacturing an input device |
US9075566B2 (en) | 2012-03-02 | 2015-07-07 | Microsoft Technoogy Licensing, LLC | Flexible hinge spine |
USRE48963E1 (en) | 2012-03-02 | 2022-03-08 | Microsoft Technology Licensing, Llc | Connection device for computing devices |
US9134807B2 (en) * | 2012-03-02 | 2015-09-15 | Microsoft Technology Licensing, Llc | Pressure sensitive key normalization |
US9426905B2 (en) | 2012-03-02 | 2016-08-23 | Microsoft Technology Licensing, Llc | Connection device for computing devices |
US9870066B2 (en) | 2012-03-02 | 2018-01-16 | Microsoft Technology Licensing, Llc | Method of manufacturing an input device |
US9360893B2 (en) | 2012-03-02 | 2016-06-07 | Microsoft Technology Licensing, Llc | Input device writing surface |
US9298236B2 (en) | 2012-03-02 | 2016-03-29 | Microsoft Technology Licensing, Llc | Multi-stage power adapter configured to provide a first power level upon initial connection of the power adapter to the host device and a second power level thereafter upon notification from the host device to the power adapter |
US20130300590A1 (en) | 2012-05-14 | 2013-11-14 | Paul Henry Dietz | Audio Feedback |
US10031556B2 (en) | 2012-06-08 | 2018-07-24 | Microsoft Technology Licensing, Llc | User experience adaptation |
US9304549B2 (en) | 2013-03-28 | 2016-04-05 | Microsoft Technology Licensing, Llc | Hinge mechanism for rotatable component attachment |
TWI556788B (zh) * | 2014-08-22 | 2016-11-11 | 神基科技股份有限公司 | 電子手術裝置之開關結構 |
US10270193B1 (en) * | 2017-12-18 | 2019-04-23 | Continental Automotive Systems, Inc. | Concentric springs for sensor connection |
Family Cites Families (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1593511A (en) * | 1922-06-29 | 1926-07-20 | Spencer Thermostat Co | Method and apparatus for shaping metallic articles |
US2571170A (en) * | 1943-08-11 | 1951-10-16 | Pierce John B Foundation | Toggle spring |
US2604316A (en) * | 1945-12-19 | 1952-07-22 | Pierce John B Foundation | Snap disk spring |
US2516236A (en) * | 1946-10-21 | 1950-07-25 | Metals & Controls Corp | Snap switch and snap-acting element therefor |
US3133170A (en) * | 1961-07-14 | 1964-05-12 | Robert N Nanninga | Snap switch having a concavo-convex diaphragm |
GB1039544A (en) * | 1962-03-07 | 1966-08-17 | Garrett Corp | Improvements relating to perforating sheet metal |
DE1237688B (de) * | 1963-05-13 | 1967-03-30 | Int Standard Electric Corp | Relais mit einer in einem Gehaeuse hermetisch abgeschlossenen Kontaktanordnung |
GB1115401A (en) * | 1966-01-07 | 1968-05-29 | Standard Telephones Cables Ltd | Improvements in or relating to electromagnetic contact-making relays |
GB1213699A (en) * | 1968-05-17 | 1970-11-25 | Standard Telephones Cables Ltd | Improvements in or relating to switches |
US3544746A (en) * | 1969-05-28 | 1970-12-01 | Switches Inc | Elongated switch having spaced rib actuating means |
US3594522A (en) * | 1969-07-24 | 1971-07-20 | Ibm | Elastic diaphragm switch |
US3571542A (en) * | 1969-08-12 | 1971-03-23 | Ibm | Fluid logic controlled elastic diaphragm switch matrix with cross point shielding |
US3600528A (en) * | 1969-09-25 | 1971-08-17 | Lematex Corp | Multiple switch construction |
US3617666A (en) * | 1970-04-30 | 1971-11-02 | Data Appliance Corp | Pressure-operated layered electrical switch and switch array |
US3831118A (en) * | 1970-08-24 | 1974-08-20 | Fifth Dimension Inc | Mercury switch |
US3643041A (en) * | 1970-12-30 | 1972-02-15 | Unidynamics Phoenix | Pushbutton diaphragm switch with improved dimple actuator and/or capacitance-type switch contact structure |
US3745536A (en) * | 1971-03-01 | 1973-07-10 | Burroughs Corp | High speed serial scan and read-out of keyboards |
US3697711A (en) * | 1971-06-29 | 1972-10-10 | Sperry Rand Corp | Snap action switch |
JPS5535807B2 (fr) * | 1972-03-09 | 1980-09-17 | ||
US3800104A (en) * | 1972-11-13 | 1974-03-26 | Becton Dickinson Co | Low profile keyboard switch assembly with snap action cantilever contact |
GB1435171A (en) * | 1973-05-11 | 1976-05-12 | Sumlock Anita Electronics Ltd | Keyboards |
JPS5329226B2 (fr) * | 1973-08-23 | 1978-08-19 |
-
1974
- 1974-09-23 US US05/508,486 patent/US3950846A/en not_active Expired - Lifetime
- 1974-09-23 US US05/508,480 patent/US3968336A/en not_active Expired - Lifetime
- 1974-09-23 US US05/508,482 patent/US3979568A/en not_active Expired - Lifetime
- 1974-09-23 US US05/508,477 patent/US3969595A/en not_active Expired - Lifetime
-
1975
- 1975-09-08 CA CA235,002A patent/CA1045664A/fr not_active Expired
- 1975-09-16 BE BE160076A patent/BE833459A/fr not_active IP Right Cessation
- 1975-09-16 DE DE19752541231 patent/DE2541231A1/de not_active Ceased
- 1975-09-18 CH CH1214975A patent/CH600529A5/xx not_active IP Right Cessation
- 1975-09-22 NL NL7511164A patent/NL7511164A/xx not_active Application Discontinuation
- 1975-09-22 JP JP50114658A patent/JPS5160967A/ja active Pending
- 1975-09-23 IT IT27499/75A patent/IT1042753B/it active
- 1975-09-23 FR FR7529159A patent/FR2285697A1/fr active Granted
- 1975-09-23 SU SU752174855A patent/SU609490A3/ru active
- 1975-09-23 GB GB38952/75A patent/GB1520899A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
CA1045664A (fr) | 1979-01-02 |
FR2285697B1 (fr) | 1981-08-28 |
DE2541231A1 (de) | 1976-04-08 |
FR2285697A1 (fr) | 1976-04-16 |
SU609490A3 (ru) | 1978-05-30 |
CH600529A5 (fr) | 1978-06-15 |
US3979568A (en) | 1976-09-07 |
JPS5160967A (en) | 1976-05-27 |
US3968336A (en) | 1976-07-06 |
US3950846A (en) | 1976-04-20 |
IT1042753B (it) | 1980-01-30 |
US3969595A (en) | 1976-07-13 |
NL7511164A (nl) | 1976-03-25 |
GB1520899A (en) | 1978-08-09 |
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RE | Patent lapsed |
Owner name: XEROX CORP. Effective date: 19840916 |