GB980670A - Improvements in or relating to loudspeakers situated in a housing which is provided at its front with a number of appertures - Google Patents

Improvements in or relating to loudspeakers situated in a housing which is provided at its front with a number of appertures

Info

Publication number
GB980670A
GB980670A GB3528863A GB3528863A GB980670A GB 980670 A GB980670 A GB 980670A GB 3528863 A GB3528863 A GB 3528863A GB 3528863 A GB3528863 A GB 3528863A GB 980670 A GB980670 A GB 980670A
Authority
GB
United Kingdom
Prior art keywords
housing
appertures
relating
sept
apertures
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
GB3528863A
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.)
Philips Electronics UK Ltd
Original Assignee
Philips Electronic and Associated Industries Ltd
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 Philips Electronic and Associated Industries Ltd filed Critical Philips Electronic and Associated Industries Ltd
Publication of GB980670A publication Critical patent/GB980670A/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 
    • H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
    • H04R1/2807—Enclosures comprising vibrating or resonating arrangements
    • H04R1/2815—Enclosures comprising vibrating or resonating arrangements of the bass reflex type
    • H04R1/2819—Enclosures comprising vibrating or resonating arrangements of the bass reflex type for loudspeaker transducers

Abstract

980,670. Radio receiving apparatus. PHILIPS ELECTRONIC & ASSOCIATED INDUSTRIES Ltd. Sept. 6, 1963 [Sept. 10, 1962], No. 35288/63. Headings H3Q and H4J. A transistorized radio receiver comprising a casing enclosing a loud-speaker 1 and provided with apertures 3 at the rear, is detachably mounted within a housing 4 provided with an opening 5 at the front for forwardly directing the sound escaping through the apertures 3. The space within the housing 4 exterior to the receiver casing may be divided into compartments by a plurality of vertical partitions, Fig. 3 (not shown). The housing may be provided with a detachable cover 8.
GB3528863A 1962-09-10 1963-09-06 Improvements in or relating to loudspeakers situated in a housing which is provided at its front with a number of appertures Expired GB980670A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL283073 1962-09-10

Publications (1)

Publication Number Publication Date
GB980670A true GB980670A (en) 1965-01-20

Family

ID=19754092

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3528863A Expired GB980670A (en) 1962-09-10 1963-09-06 Improvements in or relating to loudspeakers situated in a housing which is provided at its front with a number of appertures

Country Status (2)

Country Link
GB (1) GB980670A (en)
NL (1) NL283073A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3443661A (en) * 1968-06-28 1969-05-13 Budd Co Package for radio
US3470976A (en) * 1967-12-11 1969-10-07 Procter Brevard High fidelity speaker
GB2252461A (en) * 1990-11-20 1992-08-05 Nec Corp Paging receiver with resonant box
WO2007111650A1 (en) * 2006-03-24 2007-10-04 Sony Ericsson Mobile Communications Ab Sound enhancing stands for portable audio devices

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3470976A (en) * 1967-12-11 1969-10-07 Procter Brevard High fidelity speaker
US3443661A (en) * 1968-06-28 1969-05-13 Budd Co Package for radio
GB2252461A (en) * 1990-11-20 1992-08-05 Nec Corp Paging receiver with resonant box
GB2252461B (en) * 1990-11-20 1994-11-09 Nec Corp Paging receiver with resonant box
WO2007111650A1 (en) * 2006-03-24 2007-10-04 Sony Ericsson Mobile Communications Ab Sound enhancing stands for portable audio devices
US7778431B2 (en) 2006-03-24 2010-08-17 Sony Ericsson Mobile Communications, Ab Sound enhancing stands for portable audio devices

Also Published As

Publication number Publication date
NL283073A (en)

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