GB1499270A - Loudspeaker system - Google Patents

Loudspeaker system

Info

Publication number
GB1499270A
GB1499270A GB29962/76A GB2996276A GB1499270A GB 1499270 A GB1499270 A GB 1499270A GB 29962/76 A GB29962/76 A GB 29962/76A GB 2996276 A GB2996276 A GB 2996276A GB 1499270 A GB1499270 A GB 1499270A
Authority
GB
United Kingdom
Prior art keywords
loud
speakers
arrangement
july
cylindrical housing
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
GB29962/76A
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.)
LESIE D
Original Assignee
LESIE D
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 LESIE D filed Critical LESIE D
Publication of GB1499270A publication Critical patent/GB1499270A/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
    • G10H1/02—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)
GB29962/76A 1975-07-28 1976-07-19 Loudspeaker system Expired GB1499270A (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
GB1499270A true GB1499270A (en) 1978-01-25

Family

ID=24399470

Family Applications (1)

Application Number Title Priority Date Filing Date
GB29962/76A Expired GB1499270A (en) 1975-07-28 1976-07-19 Loudspeaker system

Country Status (8)

Country Link
US (1) US4017685A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS5217010A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BE (1) BE844576A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE2633867A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1499270A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
LU (1) LU75445A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL7608116A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
ZA (1) ZA764314B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

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 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 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
US4017685A (en) 1977-04-12
BE844576A (fr) 1976-11-16
ZA764314B (en) 1977-07-27
NL7608116A (nl) 1977-02-01
LU75445A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1977-03-02
JPS5217010A (en) 1977-02-08
DE2633867A1 (de) 1977-02-17

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee