CA1027489A - Speaker enclosure with flared duct - Google Patents

Speaker enclosure with flared duct

Info

Publication number
CA1027489A
CA1027489A CA221,733A CA221733A CA1027489A CA 1027489 A CA1027489 A CA 1027489A CA 221733 A CA221733 A CA 221733A CA 1027489 A CA1027489 A CA 1027489A
Authority
CA
Canada
Prior art keywords
speaker enclosure
flared duct
flared
duct
enclosure
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
CA221,733A
Other languages
French (fr)
Other versions
CA221733S (en
Inventor
Arnold I. Klayman
Leonard J. Genest
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.)
MONITRON INDUSTRIES
Original Assignee
MONITRON INDUSTRIES
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 MONITRON INDUSTRIES filed Critical MONITRON INDUSTRIES
Priority to CA221,733A priority Critical patent/CA1027489A/en
Priority to FR7508335A priority patent/FR2305086A1/en
Priority to GB11973/75A priority patent/GB1508014A/en
Priority to DE19752513217 priority patent/DE2513217A1/en
Application granted granted Critical
Publication of CA1027489A publication Critical patent/CA1027489A/en
Expired 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 
    • H04R1/26—Spatial arrangements of separate transducers responsive to two or more frequency ranges
CA221,733A 1975-03-10 1975-03-10 Speaker enclosure with flared duct Expired CA1027489A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CA221,733A CA1027489A (en) 1975-03-10 1975-03-10 Speaker enclosure with flared duct
FR7508335A FR2305086A1 (en) 1975-03-10 1975-03-18 ACOUSTIC SPEAKER
GB11973/75A GB1508014A (en) 1975-03-10 1975-03-21 Loudspeaker cabinet
DE19752513217 DE2513217A1 (en) 1975-03-10 1975-03-25 SPEAKER

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CA221,733A CA1027489A (en) 1975-03-10 1975-03-10 Speaker enclosure with flared duct
FR7508335A FR2305086A1 (en) 1975-03-10 1975-03-18 ACOUSTIC SPEAKER
GB11973/75A GB1508014A (en) 1975-03-10 1975-03-21 Loudspeaker cabinet
DE19752513217 DE2513217A1 (en) 1975-03-10 1975-03-25 SPEAKER

Publications (1)

Publication Number Publication Date
CA1027489A true CA1027489A (en) 1978-03-07

Family

ID=27425826

Family Applications (1)

Application Number Title Priority Date Filing Date
CA221,733A Expired CA1027489A (en) 1975-03-10 1975-03-10 Speaker enclosure with flared duct

Country Status (4)

Country Link
CA (1) CA1027489A (en)
DE (1) DE2513217A1 (en)
FR (1) FR2305086A1 (en)
GB (1) GB1508014A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0008772B1 (en) * 1978-08-30 1983-02-16 PROFI HIFI Vertriebsgesellschaft mbH Loudspeaker enclosure
US5022488A (en) * 1989-09-18 1991-06-11 Harman International Industries, Incorporated Transducer enclosure

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB484704A (en) * 1936-10-07 1938-05-09 Robert Rodger Glen Improvements in or relating to loudspeakers and the like
US2871971A (en) * 1954-04-28 1959-02-03 Robert J Beecroft Sound-propagating device
US2812033A (en) * 1954-06-04 1957-11-05 Young James Peter Acoustic baffle
US2872516A (en) * 1955-03-25 1959-02-03 James D Hoffman Speaker assembly
US3074503A (en) * 1961-01-19 1963-01-22 Jr Barry Cool Loud speaker enclosures
US3142353A (en) * 1962-10-25 1964-07-28 Carmine V Todisco Speaker enclosure
DE1291790B (en) * 1966-12-24 1969-04-03 Knoedler Gottlob Loudspeaker box with one or more loudspeakers

Also Published As

Publication number Publication date
GB1508014A (en) 1978-04-19
FR2305086B1 (en) 1979-04-13
FR2305086A1 (en) 1976-10-15
DE2513217A1 (en) 1976-10-14

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