IT1143185B - IMPROVEMENT IN ANALOGUE ELECTRONIC SWITCHES AND TRANSDUCERS SENSITIVE TO PRESSURE, IN PARTICULAR FOR ELECTRONIC MUSICAL INSTRUMENTS - Google Patents

IMPROVEMENT IN ANALOGUE ELECTRONIC SWITCHES AND TRANSDUCERS SENSITIVE TO PRESSURE, IN PARTICULAR FOR ELECTRONIC MUSICAL INSTRUMENTS

Info

Publication number: IT1143185B
Authority: IT; Italy
Prior art keywords: improvement; pressure; musical instruments; electronic; analogue
Prior art date: 1979-11-26

Other versions

Inventor

Franklin Neal Eventoff

Serge A Tcherepnin

Tyrone M Christiansen

Original Assignee

Franklin Neal Eventoff

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.)

1979-11-26

Filing date

1980-11-25

Publication date

1986-10-22

1979-11-26Priority claimed from US06/097,610external-prioritypatent/US4268815A/en

1980-01-07Priority claimed from US06/110,416external-prioritypatent/US4276538A/en

1980-03-31Priority claimed from US06/135,386external-prioritypatent/US4301337A/en

1980-04-16Priority claimed from US06/140,921external-prioritypatent/US4315238A/en

1980-04-16Priority claimed from US06/140,937external-prioritypatent/US4314228A/en

1980-11-25Application filed by Franklin Neal EventofffiledCriticalFranklin Neal Eventoff

1980-11-25Publication of IT8050239A0publicationCriticalpatent/IT8050239A0/en

1986-10-22Application grantedgrantedCritical

1986-10-22Publication of IT1143185BpublicationCriticalpatent/IT1143185B/en

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
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C23/00—Devices for measuring, signalling, controlling, or distributing tyre pressure or temperature, specially adapted for mounting on vehicles; Arrangement of tyre inflating devices on vehicles, e.g. of pumps or of tanks; Tyre cooling arrangements
- B60C23/02—Signalling devices actuated by tyre pressure
- B60C23/04—Signalling devices actuated by tyre pressure mounted on the wheel or tyre
- B60C23/0408—Signalling devices actuated by tyre pressure mounted on the wheel or tyre transmitting the signals by non-mechanical means from the wheel or tyre to a vehicle body mounted receiver
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/02—Contacts characterised by the material thereof
- H01H1/021—Composite material
- H01H1/029—Composite material comprising conducting material dispersed in an elastic support or binding material
- 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
- 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
- H01H13/703—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 characterised by spacers between contact carrying layers
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2201/00—Contacts
- H01H2201/002—Contacts bounceless
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2201/00—Contacts
- H01H2201/022—Material
- H01H2201/032—Conductive polymer; Rubber
- H01H2201/036—Variable resistance
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2203/00—Form of contacts
- H01H2203/012—Microprotrusions
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2203/00—Form of contacts
- H01H2203/02—Interspersed fingers
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2211/00—Spacers
- H01H2211/026—Spacers without separate element
- H01H2211/032—Pressure sensitive layer on contacts
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2213/00—Venting
- H01H2213/002—Venting with external pressure
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2213/00—Venting
- H01H2213/016—Venting in adhesive layer
- 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
- H01H2221/00—Actuators
- H01H2221/008—Actuators other then push button
- H01H2221/02—Actuators other then push button pneumatic
- 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
- H01H2225/00—Switch site location
- H01H2225/006—Switch site location more then one pole
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2227/00—Dimensions; Characteristics
- H01H2227/002—Layer thickness
- H01H2227/012—Conductive rubber
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2227/00—Dimensions; Characteristics
- H01H2227/002—Layer thickness
- H01H2227/012—Conductive rubber
- H01H2227/014—Conductive particles
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2229/00—Manufacturing
- H01H2229/002—Screen printing
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2229/00—Manufacturing
- H01H2229/012—Vacuum deposition
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2229/00—Manufacturing
- H01H2229/014—Electro deposition
- 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
- H01H2229/038—Folding of flexible printed circuit
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2231/00—Applications
- H01H2231/018—Musical instrument
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2239/00—Miscellaneous
- H01H2239/016—Miscellaneous combined with start switch, discrete keyboard
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2239/00—Miscellaneous
- H01H2239/078—Variable resistance by variable contact area or point
- 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
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S84/00—Music
- Y10S84/07—Electric key switch structure

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Dispersion Chemistry (AREA)
Composite Materials (AREA)
Materials Engineering (AREA)
Mechanical Engineering (AREA)
Push-Button Switches (AREA)
Measuring Fluid Pressure (AREA)
Manufacture Of Switches (AREA)

IT50239/80A1979-11-261980-11-25 IMPROVEMENT IN ANALOGUE ELECTRONIC SWITCHES AND TRANSDUCERS SENSITIVE TO PRESSURE, IN PARTICULAR FOR ELECTRONIC MUSICAL INSTRUMENTSIT1143185B (en)

Applications Claiming Priority (5)

Application Number	Priority Date	Filing Date	Title
US06/097,610US4268815A (en)	1979-11-26	1979-11-26	Multi-function touch switch apparatus
US06/110,416US4276538A (en)	1980-01-07	1980-01-07	Touch switch keyboard apparatus
US06/135,386US4301337A (en)	1980-03-31	1980-03-31	Dual lateral switch device
US06/140,921US4315238A (en)	1979-09-24	1980-04-16	Bounceless switch apparatus
US06/140,937US4314228A (en)	1980-04-16	1980-04-16	Pressure transducer

Publications (2)

Publication Number	Publication Date
IT8050239A0 IT8050239A0 (en)	1980-11-25
IT1143185Btrue IT1143185B (en)	1986-10-22

Family

ID=27536842

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT50239/80AIT1143185B (en)	1979-11-26	1980-11-25	IMPROVEMENT IN ANALOGUE ELECTRONIC SWITCHES AND TRANSDUCERS SENSITIVE TO PRESSURE, IN PARTICULAR FOR ELECTRONIC MUSICAL INSTRUMENTS

Country Status (8)

Country	Link
AU (1)	AU544234B2 (en)
CA (1)	CA1153801A (en)
DE (1)	DE3044384C2 (en)
FR (1)	FR2470435B1 (en)
GB (4)	GB2064873B (en)
IT (1)	IT1143185B (en)
NL (1)	NL8006409A (en)
SE (1)	SE452925B (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6906700B1 (en)	1992-03-05	2005-06-14	Anascape	3D controller with vibration
US7345670B2 (en)	1992-03-05	2008-03-18	Anascape	Image controller
US8674932B2 (en)	1996-07-05	2014-03-18	Anascape, Ltd.	Image controller

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4382165A (en)	1980-09-22	1983-05-03	Rogers Corporation	Membrane keyboard and method of formation thereof
US4566363A (en)*	1983-03-02	1986-01-28	Casio Computer Co., Ltd.	Electronic musical instrument
US4680432A (en)*	1984-08-07	1987-07-14	Casio Computer Co., Ltd.	Compact electronic device
US4554033A (en)*	1984-10-04	1985-11-19	Amp Incorporated	Method of forming an electrical interconnection means
DE3446327A1 (en)*	1984-12-19	1986-06-26	Telefunken Electronic Gmbh	Resistance element with foam plastic
US4617608A (en)*	1984-12-28	1986-10-14	At&T Bell Laboratories	Variable gap device and method of manufacture
JPS61239299A (en)*	1985-04-16	1986-10-24	ヤマハ株式会社	Electronic percussion instrument
US4965421A (en)*	1985-09-26	1990-10-23	John Fluke Mfg. Co., Inc.	Particulate spacers for touch sensitive overlay panel applications
CN1010143B (en)*	1985-09-26	1990-10-24	约翰弗兰克制造公司	Particulate spacers for touch sensitive overlay panel applications
US4794366A (en)*	1985-11-15	1988-12-27	Toshiba Silicone Co., Ltd.	Key-touch sensor and method of manufacture
DE3624166A1 (en)*	1986-07-17	1988-01-21	Schoeller & Co Elektrotech	FILM SWITCHING
GB2225660A (en)*	1988-12-05	1990-06-06	Autoliv Dev	A trigger circuit arrangement for a vehicle safety device, eg a crash bag
EP0489344A1 (en)*	1990-12-03	1992-06-10	I.E.E. International Electronics & Engineering S.à.r.l.	Method for identifying an activated key of a keyboard
FR2692419B1 (en)*	1992-01-24	1997-05-16	Fusilier Jean Marie	APPLICATION OF A FLAT KEYBOARD WITH PROGRESSIVE BUTTONS TO THE WIRELESS REMOTE CONTROL OF A FUNCTIONAL UNIT.
DE4216349C2 (en)*	1992-05-17	1994-06-09	Reinhold Fahrion	Electronic musical instrument with a melody and an accompaniment keyboard
DE4237072C1 (en)*	1992-11-03	1993-12-02	Daimler Benz Ag	Resistive film pressure or force sensor for indicating occupation of vehicle seat - has conductive paths for providing series of meandering interdigitated local area transducer electrodes on polymer and semiconductor substrate.
DE4332927C2 (en)*	1993-09-28	1995-06-29	Schurter Gmbh	Piezo switching element
WO1995022828A1 (en)*	1994-02-17	1995-08-24	Interlink Electronics, Inc.	Layered pressure sensitive transducer and method for making same
DE19530092A1 (en)*	1995-08-16	1997-02-20	Daimler Benz Ag	Checkable film pressure sensor
JPH10155593A (en)*	1996-11-28	1998-06-16	Aisin Seiki Co Ltd	Pressure switch
JP3962959B2 (en)*	1996-12-20	2007-08-22	アイシン精機株式会社	Pressure sensitive switch
DE19748485A1 (en)*	1997-11-03	1999-05-06	Todor Dimitriev	Musical instrument key
DE10247404B4 (en)*	2002-10-04	2007-10-18	T & T Medilogic Medizintechnik Gmbh	Sensor for detecting forces by size and direction and pressure measuring plate formed therefrom
WO2006061036A1 (en)*	2004-12-08	2006-06-15	Abb Patent Gmbh	Method for producing a measuring transducer
US7260999B2 (en)	2004-12-23	2007-08-28	3M Innovative Properties Company	Force sensing membrane
US7468199B2 (en)	2004-12-23	2008-12-23	3M Innovative Properties Company	Adhesive membrane for force switches and sensors
US7509881B2 (en)*	2005-07-29	2009-03-31	3M Innovative Properties Company	Interdigital force switches and sensors
EP2006869A1 (en)*	2007-06-22	2008-12-24	IEE INTERNATIONAL ELECTRONICS & ENGINEERING S.A.	Film-type switching element

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB371504A (en)*	1930-02-06	1932-04-28	Andre Becq	Improvements in or relating to pressure-regulated apparatus, particularly pressure gauges
GB608669A (en)*	1945-12-19	1948-09-20	Speed Marketing Company Sussex	Improvements in fluid pressure operated switches
US3122617A (en)*	1960-10-07	1964-02-25	Kollsman Instr Corp	Pressure control switch
GB969167A (en)*	1962-03-26	1964-09-09	Karl Torsten Kalle	A device for transmitting impulses
GB1209647A (en)*	1966-11-28	1970-10-21	Matsushita Electric Industrial Co Ltd	Electro-mechanical transducer element
US3806471A (en)*	1968-04-29	1974-04-23	R Mitchell	Pressure responsive resistive material
US3551616A (en)*	1969-01-15	1970-12-29	Ibm	Multiple switch encoding device
US3503031A (en)*	1969-02-11	1970-03-24	Control Data Corp	Printed circuit keyboard
US3626350A (en)*	1969-02-20	1971-12-07	Nippon Musical Instruments Mfg	Variable resistor device for electronic musical instruments capable of playing monophonic, chord and portamento performances with resilient contact strips
BE756130A (en)*	1969-09-15	1971-03-15	Essex International Inc	PRESSURE SENSITIVE SWITCH-CUTTER COMBINATION
US3617660A (en)*	1970-01-23	1971-11-02	Ibm	Keyboard actuating mechanism for diaphragm electric switch contact array
US3617666A (en)*	1970-04-30	1971-11-02	Data Appliance Corp	Pressure-operated layered electrical switch and switch array
US3758733A (en)*	1971-10-04	1973-09-11	Essex International Inc	Ric material and conductive particles therein pressure sensitive stepping switches with multi layer spring contact assembly with interposed layers of lubricated non-conductive elastome
US3969595A (en)*	1974-09-23	1976-07-13	Xerox Corporation	Sequential switching assembly having plural, spaced flexible contact layers
US4085302A (en)*	1976-11-22	1978-04-18	Control Data Corporation	Membrane-type touch panel
FR2443130A1 (en)*	1978-11-29	1980-06-27	Serras Paulet Edouard	CONTROL KEYBOARD FOR ELECTRIC OR ELECTRONIC DEVICES
FR2443129A1 (en)*	1978-11-29	1980-06-27	Serras Paulet Edouard	ELECTRICAL OR ELECTRONIC SWITCHING DEVICE FORMING PUSH BUTTON OR KEYBOARD WITH SOCKET KEYS
DE2902769C2 (en)*	1979-01-25	1982-12-09	Rudolf Schadow Gmbh, 1000 Berlin	Push button switch
GB2071420B (en)*	1980-03-12	1984-08-08	Int Computers Ltd	Retractive mechanical switches

1980
- 1980-11-19GBGB8037047Apatent/GB2064873B/ennot_activeExpired
- 1980-11-24SESE8008205Apatent/SE452925B/ennot_activeIP Right Cessation
- 1980-11-25DEDE3044384Apatent/DE3044384C2/ennot_activeExpired - Lifetime
- 1980-11-25ITIT50239/80Apatent/IT1143185B/enactive
- 1980-11-25NLNL8006409Apatent/NL8006409A/ennot_activeApplication Discontinuation
- 1980-11-25AUAU64679/80Apatent/AU544234B2/ennot_activeCeased
- 1980-11-26CACA000365569Apatent/CA1153801A/ennot_activeExpired
- 1980-11-26FRFR8025050Apatent/FR2470435B1/ennot_activeExpired
1983
- 1983-07-08GBGB08318533Apatent/GB2134320B/ennot_activeExpired
- 1983-07-08GBGB08318534Apatent/GB2134321B/ennot_activeExpired
- 1983-08-25GBGB08322859Apatent/GB2134322B/ennot_activeExpired

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6906700B1 (en)	1992-03-05	2005-06-14	Anascape	3D controller with vibration
US7345670B2 (en)	1992-03-05	2008-03-18	Anascape	Image controller
US9081426B2 (en)	1992-03-05	2015-07-14	Anascape, Ltd.	Image controller
US8674932B2 (en)	1996-07-05	2014-03-18	Anascape, Ltd.	Image controller

Also Published As

Publication number	Publication date
GB2134322B (en)	1985-05-01
GB2134320B (en)	1985-05-01
GB8318534D0 (en)	1983-08-10
GB2134320A (en)	1984-08-08
GB2134321B (en)	1985-05-01
AU544234B2 (en)	1985-05-23
DE3044384C2 (en)	1994-05-11
GB2134322A (en)	1984-08-08
GB8322859D0 (en)	1983-09-28
SE452925B (en)	1987-12-21
AU6467980A (en)	1981-06-04
NL8006409A (en)	1981-06-16
SE8008205L (en)	1981-05-27
GB2134321A (en)	1984-08-08
FR2470435B1 (en)	1985-06-14
CA1153801A (en)	1983-09-13
GB8318533D0 (en)	1983-08-10
IT8050239A0 (en)	1980-11-25
GB2064873A (en)	1981-06-17
GB2064873B (en)	1984-09-05
DE3044384A1 (en)	1981-08-27
FR2470435A1 (en)	1981-05-29

Publication	Publication Date	Title
IT1143185B (en)	1986-10-22	IMPROVEMENT IN ANALOGUE ELECTRONIC SWITCHES AND TRANSDUCERS SENSITIVE TO PRESSURE, IN PARTICULAR FOR ELECTRONIC MUSICAL INSTRUMENTS
IT1086833B (en)	1985-05-31	IMPROVEMENT IN ELECTRONIC MUSICAL INSTRUMENTS
IT1142536B (en)	1986-10-08	IMPROVEMENT IN CRYOTHERAPY INSTRUMENTS
IT1093339B (en)	1985-07-19	IMPROVEMENTS TO THE TRANSDUCER MAGNETIC HEADS AND THEIR MANUFACTURE
IT7824524A0 (en)	1978-06-13	IMPROVEMENTS IN THE MECHANICAL AND FUNCTIONAL STRUCTURE OF STRINGED INSTRUMENTS.
IT1126832B (en)	1986-05-21	IMPROVEMENT IN SOUND SIGNAL GENERATORS FOR ELECTRONIC MUSICAL INSTRUMENTS
IT1210707B (en)	1989-09-20	ELECTRONIC MUSICAL INSTRUMENT
JPS55159495A (en)	1980-12-11	Musical sound input type electronic musical instrument
JPS5587196A (en)	1980-07-01	External music tone input type electronic musical instrument
AT387670B (en)	1989-02-27	ELECTRONIC MUSIC INSTRUMENT
IT1079019B (en)	1985-05-08	IMPROVEMENT IN ELECTRONIC MUSICAL INSTRUMENTS
IT1162305B (en)	1987-03-25	IMPROVEMENT IN ELECTRONIC MUSICAL INSTRUMENTS
IT1073449B (en)	1985-04-17	IMPROVEMENT IN ELECTRONIC MUSICAL INSTRUMENTS
ES488162A0 (en)	1980-11-01	IMPROVEMENTS IN ELECTROACOUSTIC OR ELECTRO-MECHANICAL TRANSDUCERS
IT1077457B (en)	1985-05-04	IMPROVEMENT IN HAND DENTAL INSTRUMENTS
ATA292579A (en)	1989-06-15	ELECTRONIC MUSIC INSTRUMENT
DK304879A (en)	1980-01-21	CONSTRUCTION MATERIALS FOR ACOUSTIC MACHINES AND INSTRUMENTS
IT7947799A0 (en)	1979-01-26	IMPROVEMENT IN ELECTRONIC MUSICAL INSTRUMENTS WITH VARIABLE PULSE GENERATOR
JPS5636693A (en)	1981-04-09	Musical instrument having strings and frame therefor
IT1183920B (en)	1987-10-22	ELECTRONIC DEVICE TO REPRODUCE THE TOTAL SOUND OF A MUSICAL INSTRUMENT
IT1066630B (en)	1985-03-12	IMPROVEMENT IN ELECTRONIC MUSICAL INSTRUMENTS IN PARTICULAR ELECTRONIC BODIES
FI802943A7 (en)	1981-03-20	PIEZOELECTRIC TRANSDUCER
IT7847810A0 (en)	1978-01-26	IMPROVEMENT IN MUSICAL STRING INSTRUMENTS
IT1117162B (en)	1986-02-17	IMPROVEMENT IN ELECTRONIC MUSICAL INSTRUMENTS
GB2038069B (en)	1982-09-22	Stringed musical instrument

Legal Events

Date	Code	Title	Description
1999-10-27	TA	Fee payment date (situation as of event date), data collected since 19931001	Effective date:19961127

Movatterモバイル変換