GB1317078A - Organ keyboard switching system - Google Patents

Organ keyboard switching system

Info

Publication number
GB1317078A
GB1317078A GB5985771A GB5985771A GB1317078A GB 1317078 A GB1317078 A GB 1317078A GB 5985771 A GB5985771 A GB 5985771A GB 5985771 A GB5985771 A GB 5985771A GB 1317078 A GB1317078 A GB 1317078A
Authority
GB
United Kingdom
Prior art keywords
strip
contact
key
conductive
moveable
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
GB5985771A
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.)
Mattel Inc
Original Assignee
Mattel Inc
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 Mattel Inc filed Critical Mattel Inc
Publication of GB1317078A publication Critical patent/GB1317078A/en
Expired legal-status Critical Current

Links

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
    • 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)
GB5985771A 1971-01-22 1971-12-23 Organ keyboard switching system Expired GB1317078A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10884171A 1971-01-22 1971-01-22

Publications (1)

Publication Number Publication Date
GB1317078A true GB1317078A (en) 1973-05-16

Family

ID=22324359

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5985771A Expired GB1317078A (en) 1971-01-22 1971-12-23 Organ keyboard switching system

Country Status (6)

Country Link
US (1) US3657460A (enExample)
CA (1) CA950717A (enExample)
DE (2) DE7201295U (enExample)
FR (1) FR2122955A5 (enExample)
GB (1) GB1317078A (enExample)
IT (1) IT948876B (enExample)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3746820A (en) * 1972-02-22 1973-07-17 D Holder Pressure board for the electrical contacts for an electric organ
US3769869A (en) * 1972-04-24 1973-11-06 Opsonar Organ Corp Electronic musical instrument keying assembly providing a minimum of electrical noise
US3777090A (en) * 1972-07-26 1973-12-04 Datanetics Corp Linear cam actuated diaphragm switch with lost motion actuator
JPS4971772U (enExample) * 1972-10-05 1974-06-21
US4079651A (en) * 1976-01-30 1978-03-21 Nippon Gakki Seizo Kabushiki Kaisha Touch response sensor for an electronic musical instrument
US4052923A (en) * 1976-06-22 1977-10-11 Cohn J M Electrical control devices
US4272657A (en) * 1978-01-26 1981-06-09 Nippon Gakki Seizo Kabushiki Kaisha Keyboard assembly for electronic musical instruments
JPS6119470Y2 (enExample) * 1979-09-08 1986-06-12
US4418605A (en) * 1980-06-25 1983-12-06 Pratt-Read Corporation Keyboard for musical instrument
US4365536A (en) * 1980-10-27 1982-12-28 Whirlpool Corporation Sliding actuator membrane switch for organ keyboard
EP0065587A1 (en) * 1981-05-26 1982-12-01 James Myron Cohn Electrical control device using a potentiometer
DE3140771C2 (de) * 1981-10-14 1983-11-24 Rudolf Schadow Gmbh, 1000 Berlin Mehrfach-Flachschalter
US4500756A (en) * 1982-03-19 1985-02-19 Pratt-Read Corporation Keyboard switch having a deformable membrane formed of cellular urethane
US20060032367A1 (en) * 2004-08-11 2006-02-16 Chun-Kuan Lin Keyboard device for an electronic musical instrument

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2575230A (en) * 1948-07-03 1951-11-13 Baldwin Co Electrically noiseless progressive contact means
US2848920A (en) * 1955-03-02 1958-08-26 John M Lester Key contact system for electronic organs
US2959693A (en) * 1955-12-30 1960-11-08 Baldwin Piano Co Key switching system for electrical musical instruments
US3060784A (en) * 1959-07-17 1962-10-30 Wurlitzer Co Switch arrangement for electronic organs
US3041568A (en) * 1959-08-07 1962-06-26 Baldwin Piano Co Renewable switch construction
FR1443976A (fr) * 1965-04-14 1966-07-01 Instrument de musique électronique
US3524375A (en) * 1968-04-01 1970-08-18 Alvin S Hopping Simulated stringed electronic musical instrument having gradual switch for attack,decay and volume control
US3564105A (en) * 1968-07-01 1971-02-16 Nippon Musical Instruments Mfg Electronic musical instrument key assembly with pressure sensitive resistor

Also Published As

Publication number Publication date
DE7201295U (de) 1972-06-22
US3657460A (en) 1972-04-18
FR2122955A5 (enExample) 1972-09-01
IT948876B (it) 1973-06-11
CA950717A (en) 1974-07-09
DE2201699A1 (de) 1972-08-03

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees