JPS509295B1 - - Google Patents

Info

Publication number
JPS509295B1
JPS509295B1 JP44075386A JP7538669A JPS509295B1 JP S509295 B1 JPS509295 B1 JP S509295B1 JP 44075386 A JP44075386 A JP 44075386A JP 7538669 A JP7538669 A JP 7538669A JP S509295 B1 JPS509295 B1 JP S509295B1
Authority
JP
Japan
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.)
Pending
Application number
JP44075386A
Other languages
Japanese (ja)
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 filed Critical
Priority to JP44075386A priority Critical patent/JPS509295B1/ja
Priority to US73019A priority patent/US3688011A/en
Publication of JPS509295B1 publication Critical patent/JPS509295B1/ja
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
    • H04R1/2807—Enclosures comprising vibrating or resonating arrangements
    • H04R1/2811—Enclosures comprising vibrating or resonating arrangements for loudspeaker transducers
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10C—PIANOS, HARPSICHORDS, SPINETS OR SIMILAR STRINGED MUSICAL INSTRUMENTS WITH ONE OR MORE KEYBOARDS
    • G10C3/00—Details or accessories
    • G10C3/06—Resonating means, e.g. soundboards or resonant strings; Fastenings thereof
JP44075386A 1969-09-22 1969-09-22 Pending JPS509295B1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP44075386A JPS509295B1 (en) 1969-09-22 1969-09-22
US73019A US3688011A (en) 1969-09-22 1970-09-17 Soundboard

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP44075386A JPS509295B1 (en) 1969-09-22 1969-09-22

Publications (1)

Publication Number Publication Date
JPS509295B1 true JPS509295B1 (en) 1975-04-11

Family

ID=13574689

Family Applications (1)

Application Number Title Priority Date Filing Date
JP44075386A Pending JPS509295B1 (en) 1969-09-22 1969-09-22

Country Status (2)

Country Link
US (1) US3688011A (en)
JP (1) JPS509295B1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017067914A (en) * 2015-09-29 2017-04-06 株式会社河合楽器製作所 Sound board speaker of electronic piano

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5981861A (en) * 1997-12-18 1999-11-09 Van Delinder; David B. Electro-mechanically driven sound board
JP7294916B2 (en) * 2019-07-01 2023-06-20 ホシデン株式会社 speaker housing
CN111954135A (en) * 2020-08-19 2020-11-17 苏州礼乐乐器股份有限公司 Full-band high-tone-quality electronic product loudspeaker with sound beam and sound tunnel
CN111951748B (en) * 2020-08-19 2024-03-15 苏州礼乐乐器股份有限公司 Soundboard with sound beam and sound tunnel in grand piano

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US582577A (en) * 1897-05-11 Sounding-board
US1052755A (en) * 1910-05-23 1913-02-11 Richard Schmitt Sounding-board for pianos.
US1893893A (en) * 1929-06-19 1933-01-10 Jr John Hays Hammond Piano with loud speaker on secondary sound board

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017067914A (en) * 2015-09-29 2017-04-06 株式会社河合楽器製作所 Sound board speaker of electronic piano

Also Published As

Publication number Publication date
US3688011A (en) 1972-08-29

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