FR2274192A1 - ACOUSTIC SPEAKER WITH REFLECTOR - Google Patents

ACOUSTIC SPEAKER WITH REFLECTOR

Info

Publication number
FR2274192A1
FR2274192A1 FR7419967A FR7419967A FR2274192A1 FR 2274192 A1 FR2274192 A1 FR 2274192A1 FR 7419967 A FR7419967 A FR 7419967A FR 7419967 A FR7419967 A FR 7419967A FR 2274192 A1 FR2274192 A1 FR 2274192A1
Authority
FR
France
Prior art keywords
reflector
acoustic speaker
acoustic
speaker
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.)
Withdrawn
Application number
FR7419967A
Other languages
French (fr)
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.)
WESTLUND JAMES
Original Assignee
WESTLUND JAMES
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
Priority claimed from US00331384A external-priority patent/US3819006A/en
Application filed by WESTLUND JAMES filed Critical WESTLUND JAMES
Publication of FR2274192A1 publication Critical patent/FR2274192A1/en
Withdrawn legal-status Critical Current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
    • H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
    • H04R1/34—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means
    • 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
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/18—Methods or devices for transmitting, conducting or directing sound
    • G10K11/26—Sound-focusing or directing, e.g. scanning
    • G10K11/28—Sound-focusing or directing, e.g. scanning using reflection, e.g. parabolic reflectors
    • 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
    • H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
    • H04R1/34—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means
    • H04R1/345—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means for loudspeakers

Landscapes

  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
FR7419967A 1973-02-12 1974-06-10 ACOUSTIC SPEAKER WITH REFLECTOR Withdrawn FR2274192A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00331384A US3819006A (en) 1973-01-22 1973-02-12 Loudspeaker cabinet with sound reflectors

Publications (1)

Publication Number Publication Date
FR2274192A1 true FR2274192A1 (en) 1976-01-02

Family

ID=23293724

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7419967A Withdrawn FR2274192A1 (en) 1973-02-12 1974-06-10 ACOUSTIC SPEAKER WITH REFLECTOR

Country Status (4)

Country Link
CA (1) CA1005766A (en)
DE (1) DE2427043A1 (en)
FR (1) FR2274192A1 (en)
GB (1) GB1472995A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2224908A (en) * 1988-11-09 1990-05-16 Haqi Ismail Hussain Almossawi Stereo speaker

Also Published As

Publication number Publication date
GB1472995A (en) 1977-05-11
DE2427043A1 (en) 1975-12-18
CA1005766A (en) 1977-02-22

Similar Documents

Publication Publication Date Title
FR2274191A1 (en) ACOUSTIC SPEAKER WITH REFLECTORS
SE400012B (en) SPEAKERS
SE7413047L (en) MICROPHONE
SE389150B (en) SOUND ABSORBING PLATE
SE7506148L (en) SOUND SOUND PLATE.
IT1014202B (en) REFLECTOR
BE829157A (en) DIRECTIVE ACOUSTIC LOUDSPEAKER
DK150058C (en) speaker
AT332919B (en) SPEAKER
CA1020099A (en) Portable tape-recorder with sound reflector
NL7500881A (en) SPEAKER HORN.
IT1003592B (en) MICROPHONE
IT1027957B (en) SOUND DETECTOR
FR2307276A1 (en) HYDROPHONE WITH ACOUSTIC REFLECTOR
AT337754B (en) SOUND BARRIER
IT1015633B (en) SPEAKER
AT333080B (en) SILENCER
ATA870074A (en) SOUND PROJECTOR
IT1025942B (en) SOUND DETECTOR
FR2274192A1 (en) ACOUSTIC SPEAKER WITH REFLECTOR
FR2282203A1 (en) LOUD SPEAKER
AT326745B (en) SPEAKER HOUSING
AT335286B (en) SOUND PROJECTOR
BR7402241D0 (en) ACOUSTIC ELECTRIC TRANSDUCER
AT347261B (en) SOUND FILM PROJECTOR

Legal Events

Date Code Title Description
CL Concession to grant licenses
AR Application made for restoration
BR Restoration of rights
ST Notification of lapse