DE7243122U - Tastenschalter fuer ein musikinstrument - Google Patents
Tastenschalter fuer ein musikinstrumentInfo
- Publication number
- DE7243122U DE7243122U DE19727243122U DE7243122U DE7243122U DE 7243122 U DE7243122 U DE 7243122U DE 19727243122 U DE19727243122 U DE 19727243122U DE 7243122 U DE7243122 U DE 7243122U DE 7243122 U DE7243122 U DE 7243122U
- Authority
- DE
- Germany
- Prior art keywords
- strip
- contact
- conductive
- switch device
- wire
- 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
Links
- 239000000463 material Substances 0.000 claims description 12
- 125000006850 spacer group Chemical group 0.000 claims description 10
- 239000004020 conductor Substances 0.000 claims description 8
- 239000013013 elastic material Substances 0.000 claims description 5
- 239000000314 lubricant Substances 0.000 claims description 5
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 230000000994 depressogenic effect Effects 0.000 claims description 3
- 239000011810 insulating material Substances 0.000 claims description 3
- 239000012811 non-conductive material Substances 0.000 claims description 3
- 230000007480 spreading Effects 0.000 claims description 2
- 210000000056 organ Anatomy 0.000 description 17
- 230000001681 protective effect Effects 0.000 description 13
- 239000012212 insulator Substances 0.000 description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 229920002379 silicone rubber Polymers 0.000 description 2
- 239000004945 silicone rubber Substances 0.000 description 2
- 230000005236 sound signal Effects 0.000 description 2
- 229910001369 Brass Inorganic materials 0.000 description 1
- 235000013175 Crataegus laevigata Nutrition 0.000 description 1
- 241001122767 Theaceae Species 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 230000000881 depressing effect Effects 0.000 description 1
- 230000037406 food intake Effects 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
- G10H1/00—Details of electrophonic musical instruments
- G10H1/32—Constructional details
- G10H1/34—Switch arrangements, e.g. keyboards or mechanical switches specially adapted for electrophonic musical instruments
- G10H1/344—Structural association with individual keys
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
- G10H2220/00—Input/output interfacing specifically adapted for electrophonic musical tools or instruments
- G10H2220/155—User input interfaces for electrophonic musical instruments
- G10H2220/265—Key design details; Special characteristics of individual keys of a keyboard; Key-like musical input devices, e.g. finger sensors, pedals, potentiometers, selectors
- G10H2220/275—Switching mechanism or sensor details of individual keys, e.g. details of key contacts, hall effect or piezoelectric sensors used for key position or movement sensing purposes; Mounting thereof
-
- 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
-
- 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
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Push-Button Switches (AREA)
- Electrophonic Musical Instruments (AREA)
- Rotary Switch, Piano Key Switch, And Lever Switch (AREA)
- Stringed Musical Instruments (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US24705672A | 1972-04-24 | 1972-04-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE7243122U true DE7243122U (de) | 1973-05-24 |
Family
ID=22933372
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19727243122U Expired DE7243122U (de) | 1972-04-24 | 1972-11-23 | Tastenschalter fuer ein musikinstrument |
| DE2257553A Pending DE2257553A1 (de) | 1972-04-24 | 1972-11-23 | Tastenschalter fuer ein musikinstrument |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2257553A Pending DE2257553A1 (de) | 1972-04-24 | 1972-11-23 | Tastenschalter fuer ein musikinstrument |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3769869A (enExample) |
| JP (1) | JPS4955318A (enExample) |
| CA (1) | CA981070A (enExample) |
| DE (2) | DE7243122U (enExample) |
| GB (1) | GB1367014A (enExample) |
| IT (1) | IT975817B (enExample) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3941023A (en) * | 1974-06-14 | 1976-03-02 | The Wurlitzer Company | Chord button assembly |
| US4153987A (en) * | 1974-12-09 | 1979-05-15 | Texas Instruments Incorporated | Method for assembling keyboard |
| US3995128A (en) * | 1975-01-10 | 1976-11-30 | Texas Instruments Incorporated | Pushbutton keyboard system having preformed recessed support with contacts mounted on face and in recesses |
| US4160400A (en) * | 1975-09-29 | 1979-07-10 | Marmon Company | Touch responsive keying unit for electronic musical instruments |
| US4035593A (en) * | 1975-10-09 | 1977-07-12 | Northern Engraving Company, Inc. | Flexible pressure sensitive switch actuator module adaptable to a keyboard surface having fixed contact array |
| US4365536A (en) * | 1980-10-27 | 1982-12-28 | Whirlpool Corporation | Sliding actuator membrane switch for organ keyboard |
| US4373124A (en) * | 1981-01-26 | 1983-02-08 | W. H. Brady Co. | Capacitance switch |
| US4373122A (en) * | 1981-01-26 | 1983-02-08 | W. H. Brady Co. | Capacitance switch |
| US4367385A (en) * | 1981-01-26 | 1983-01-04 | W. H. Brady Co. | Capacitance switch |
| US4456800A (en) * | 1983-05-25 | 1984-06-26 | Allen-Bradley Company | Planar contact array switch having improved ground path for dissipating electrostatic discharges |
| US4678880A (en) * | 1984-04-18 | 1987-07-07 | Omron Tateisi Electronics Co. | Keyboard switch |
| JPS625437U (enExample) * | 1985-06-24 | 1987-01-13 | ||
| US4843197A (en) * | 1986-10-31 | 1989-06-27 | Idec Izumi Corporation | Bush switch and method of production thereof |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2497661A (en) * | 1948-06-10 | 1950-02-14 | Gen Electric | Electronic musical instrument |
| US2575230A (en) * | 1948-07-03 | 1951-11-13 | Baldwin Co | Electrically noiseless progressive contact means |
| US2873637A (en) * | 1954-03-26 | 1959-02-17 | Rca Corp | Touch control for polyphonic musical instruments |
| US2959693A (en) * | 1955-12-30 | 1960-11-08 | Baldwin Piano Co | Key switching system for electrical musical instruments |
| US3041568A (en) * | 1959-08-07 | 1962-06-26 | Baldwin Piano Co | Renewable switch construction |
| US3328507A (en) * | 1963-06-28 | 1967-06-27 | Richard H Peterson | Electronic musical instrument |
| 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 |
| US3657459A (en) * | 1970-11-02 | 1972-04-18 | Mattel Inc | Musical instrument with variable amplitude |
| US3694559A (en) * | 1970-11-04 | 1972-09-26 | Nippon Musical Instruments Mfg | Electronic musical instrument employing variable resistor fingerboards |
| US3643041A (en) * | 1970-12-30 | 1972-02-15 | Unidynamics Phoenix | Pushbutton diaphragm switch with improved dimple actuator and/or capacitance-type switch contact structure |
| US3668337A (en) * | 1971-01-18 | 1972-06-06 | Thomas & Betts Corp | Matrix switch with improved flexible insulative spacer arrangement |
| US3657460A (en) * | 1971-01-22 | 1972-04-18 | Mattel Inc | Organ keyboard switching system |
| US3715447A (en) * | 1971-05-13 | 1973-02-06 | Nippon Musical Instruments Mfg | Electronic musical instrument with a keyboard device capable of producing special musical effects upon key depression |
-
1972
- 1972-04-24 US US00247056A patent/US3769869A/en not_active Expired - Lifetime
- 1972-11-20 GB GB5354572A patent/GB1367014A/en not_active Expired
- 1972-11-21 JP JP47116274A patent/JPS4955318A/ja active Pending
- 1972-11-22 IT IT70669/72A patent/IT975817B/it active
- 1972-11-23 DE DE19727243122U patent/DE7243122U/de not_active Expired
- 1972-11-23 DE DE2257553A patent/DE2257553A1/de active Pending
- 1972-11-24 CA CA157,478A patent/CA981070A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2257553A1 (de) | 1973-11-08 |
| CA981070A (en) | 1976-01-06 |
| JPS4955318A (enExample) | 1974-05-29 |
| IT975817B (it) | 1974-08-10 |
| GB1367014A (en) | 1974-09-18 |
| US3769869A (en) | 1973-11-06 |
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