ZA764314B - Planetary acoustic phase shift mechanism - Google Patents

Planetary acoustic phase shift mechanism

Info

Publication number
ZA764314B
ZA764314B ZA764314A ZA764314A ZA764314B ZA 764314 B ZA764314 B ZA 764314B ZA 764314 A ZA764314 A ZA 764314A ZA 764314 A ZA764314 A ZA 764314A ZA 764314 B ZA764314 B ZA 764314B
Authority
ZA
South Africa
Prior art keywords
planetary
phase shift
shift mechanism
acoustic phase
acoustic
Prior art date
Application number
ZA764314A
Other languages
English (en)
Inventor
D Leslie
Original Assignee
D Leslie
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 D Leslie filed Critical D Leslie
Publication of ZA764314B publication Critical patent/ZA764314B/xx

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
    • G10H1/02—Means for controlling the tone frequencies, e.g. attack or decay; Means for producing special musical effects, e.g. vibratos or glissandos
    • G10H1/04—Means for controlling the tone frequencies, e.g. attack or decay; Means for producing special musical effects, e.g. vibratos or glissandos by additional modulation
    • G10H1/043—Continuous modulation
    • G10H1/047—Continuous modulation by acousto-mechanical means, e.g. rotating speakers or sound deflectors
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K15/00—Acoustics not otherwise provided for
    • G10K15/08—Arrangements for producing a reverberation or echo sound
    • G10K15/10—Arrangements for producing a reverberation or echo sound using time-delay networks comprising electromechanical or electro-acoustic devices

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
ZA764314A 1975-07-28 1976-07-20 Planetary acoustic phase shift mechanism ZA764314B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/599,404 US4017685A (en) 1975-07-28 1975-07-28 Planetary acoustic phase shift mechanism

Publications (1)

Publication Number Publication Date
ZA764314B true ZA764314B (en) 1977-07-27

Family

ID=24399470

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA764314A ZA764314B (en) 1975-07-28 1976-07-20 Planetary acoustic phase shift mechanism

Country Status (8)

Country Link
US (1) US4017685A (forum.php)
JP (1) JPS5217010A (forum.php)
BE (1) BE844576A (forum.php)
DE (1) DE2633867A1 (forum.php)
GB (1) GB1499270A (forum.php)
LU (1) LU75445A1 (forum.php)
NL (1) NL7608116A (forum.php)
ZA (1) ZA764314B (forum.php)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI116506B (fi) * 2003-07-08 2005-11-30 Harri Hietala Ympärisäteilevä stereokaiutin
US20050139414A1 (en) * 2003-12-30 2005-06-30 Nicholas Edwin Gyrating acoustical bearing brackets
US20090312849A1 (en) * 2008-06-16 2009-12-17 Sony Ericsson Mobile Communications Ab Automated audio visual system configuration
US9769561B1 (en) 2016-09-02 2017-09-19 Murray R. Clark Rotating speaker array

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2887000A (en) * 1955-07-05 1959-05-19 Donald J Leslie Multiple channel speaker system
US3014192A (en) * 1958-12-26 1961-12-19 Donald J Leslie Mercury slip ring assembly
US3083606A (en) * 1959-03-02 1963-04-02 Don L Bonham Electrical music system
US3084585A (en) * 1959-12-11 1963-04-09 Baldwin Piano Co Simulated multiple rate gyrating modulator
US3499114A (en) * 1967-07-28 1970-03-03 Donald J Leslie Speaker system for pulsato and celeste effects
JPS497492B1 (forum.php) * 1968-03-15 1974-02-20
US3888333A (en) * 1972-04-20 1975-06-10 Nippon Gakki Seiko Kk Tremolo generating device with multi-directionally rotating speaker

Also Published As

Publication number Publication date
NL7608116A (nl) 1977-02-01
US4017685A (en) 1977-04-12
LU75445A1 (forum.php) 1977-03-02
JPS5217010A (en) 1977-02-08
BE844576A (fr) 1976-11-16
DE2633867A1 (de) 1977-02-17
GB1499270A (en) 1978-01-25

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