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)
  • Details Of Audible-Bandwidth Transducers (AREA)
  • Obtaining Desirable Characteristics In 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 (enExample)
JP (1) JPS5217010A (enExample)
BE (1) BE844576A (enExample)
DE (1) DE2633867A1 (enExample)
GB (1) GB1499270A (enExample)
LU (1) LU75445A1 (enExample)
NL (1) NL7608116A (enExample)
ZA (1) ZA764314B (enExample)

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 (enExample) * 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
LU75445A1 (enExample) 1977-03-02
JPS5217010A (en) 1977-02-08
US4017685A (en) 1977-04-12
NL7608116A (nl) 1977-02-01
BE844576A (fr) 1976-11-16
DE2633867A1 (de) 1977-02-17
ZA764314B (en) 1977-07-27

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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