FR2274100A1 - Pavillon de haut-parleur - Google Patents

Pavillon de haut-parleur

Info

Publication number: FR2274100A1
Authority: FR; France
Prior art keywords: pavilion; loudspeaker; loudspeaker pavilion
Prior art date: 1974-06-07
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.): Granted

Application number

FR7504213A

Other languages

English (en)

Other versions

FR2274100B1 (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.)

MONITRON IND

Original Assignee

MONITRON IND

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.)

1974-06-07

Filing date

1975-02-11

Publication date

1976-01-02

1975-02-11 Application filed by MONITRON IND filed Critical MONITRON IND

1976-01-02 Publication of FR2274100A1 publication Critical patent/FR2274100A1/fr

1979-07-27 Application granted granted Critical

1979-07-27 Publication of FR2274100B1 publication Critical patent/FR2274100B1/fr

Status Granted legal-status Critical Current

Classifications

- 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

Landscapes

Physics & Mathematics (AREA)
Engineering & Computer Science (AREA)
Acoustics & Sound (AREA)
Multimedia (AREA)
Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
Diaphragms For Electromechanical Transducers (AREA)
Steroid Compounds (AREA)

FR7504213A 1974-06-07 1975-02-11 Pavillon de haut-parleur Granted FR2274100A1 (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US05/477,383 US3930561A (en)	1974-06-07	1974-06-07	Low distortion pyramidal dispersion speaker

Publications (2)

Publication Number	Publication Date
FR2274100A1 true FR2274100A1 (fr)	1976-01-02
FR2274100B1 FR2274100B1 (fr)	1979-07-27

Family

ID=23895703

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR7504213A Granted FR2274100A1 (fr)	1974-06-07	1975-02-11	Pavillon de haut-parleur

Country Status (14)

Country	Link
US (1)	US3930561A (fr)
JP (1)	JPS547571B2 (fr)
BE (1)	BE825374A (fr)
CA (1)	CA1034874A (fr)
DE (1)	DE2504377A1 (fr)
DK (1)	DK691474A (fr)
ES (1)	ES435283A1 (fr)
FR (1)	FR2274100A1 (fr)
GB (1)	GB1494672A (fr)
IT (1)	IT1031207B (fr)
NL (1)	NL7500881A (fr)
NO (1)	NO138740C (fr)
SE (1)	SE399625B (fr)
ZA (1)	ZA7561B (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4071112A (en) *	1975-09-30	1978-01-31	Electro-Voice, Incorporated	Horn loudspeaker
US4171734A (en) *	1977-11-10	1979-10-23	Beta Sound, Incorporated	Exponential horn speaker
US4176731A (en) *	1977-11-21	1979-12-04	Altec Corporation	Two-section exponential acoustical horn
JPS57152792A (en) *	1981-03-17	1982-09-21	Pioneer Electronic Corp	Horn type speaker
WO1983000977A1 (fr) *	1981-08-31	1983-03-17	Alan Maxwell Tattersall	Pavillon de haut-parleur
JP3116119B2 (ja) *	1989-04-27	2000-12-11	ティーオーエー株式会社	スピーカ用ホーン
US5925856A (en) *	1996-06-17	1999-07-20	Meyer Sound Laboratories Incorporated	Loudspeaker horn
US5827173A (en) *	1996-08-19	1998-10-27	Lindsay; Christine M.	Prenatal audio communication device
DE19740423C2 (de) *	1997-09-10	2001-08-02	Ron Kulesa	Anordnung zur mediengebundenen Wellenübertragung
AU2001275013A1 (en)	2000-05-30	2001-12-11	Mark S. Ureda	Cross-fired multiple horn loudspeaker system
US7936892B2 (en) *	2002-01-14	2011-05-03	Harman International Industries, Incorporated	Constant coverage waveguide
GB0202284D0 (en)	2002-01-31	2002-03-20	Martin Audio Ltd	Directional loudspeaker
US7203329B2 (en) *	2004-02-11	2007-04-10	Soundtube Entertainment, Inc.	Audio speaker system employing an axi-symmetrical horn with wide dispersion angle characteristics over an extended frequency range
TW200627999A (en)	2005-01-05	2006-08-01	Srs Labs Inc	Phase compensation techniques to adjust for speaker deficiencies

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US997870A (en) *		1911-07-11	Household Cabinet Works	Horn.
US965328A (en) *	1909-03-18	1910-07-26	Sydney I Prescott	Amplifier for sound-reproducing machines.
US1381430A (en) *	1920-02-25	1921-06-14	Phipps Edward	Amplifier for phonographs and the like
US1692994A (en) *	1926-02-11	1928-11-27	Mattis Frank	Radio loud speaker
US1777273A (en) *	1927-03-04	1930-09-30	Sparks Withington Co	Horn projector
US1754506A (en) *	1928-05-14	1930-04-15	Charles C Flynn	Sound amplifier
US1996743A (en) *	1934-04-25	1935-04-09	Bell Telephone Labor Inc	Acoustic device

1974
- 1974-06-07 US US05/477,383 patent/US3930561A/en not_active Expired - Lifetime
- 1974-12-30 CA CA217,122A patent/CA1034874A/fr not_active Expired
- 1974-12-30 DK DK691474A patent/DK691474A/da not_active Application Discontinuation
1975
- 1975-01-03 ZA ZA00750061A patent/ZA7561B/xx unknown
- 1975-01-03 NO NO750016A patent/NO138740C/no unknown
- 1975-01-15 GB GB1771/75A patent/GB1494672A/en not_active Expired
- 1975-01-24 NL NL7500881A patent/NL7500881A/xx not_active Application Discontinuation
- 1975-01-28 IT IT19656/75A patent/IT1031207B/it active
- 1975-02-03 DE DE19752504377 patent/DE2504377A1/de active Pending
- 1975-02-10 BE BE153224A patent/BE825374A/fr unknown
- 1975-02-11 FR FR7504213A patent/FR2274100A1/fr active Granted
- 1975-02-14 SE SE7501673A patent/SE399625B/xx unknown
- 1975-03-04 ES ES435283A patent/ES435283A1/es not_active Expired
- 1975-06-06 JP JP6846275A patent/JPS547571B2/ja not_active Expired

Also Published As

Publication number	Publication date
BE825374A (fr)	1975-05-29
SE7501673L (sv)	1975-12-08
SE399625B (sv)	1978-02-20
JPS547571B2 (fr)	1979-04-07
NO138740B (no)	1978-07-24
IT1031207B (it)	1979-04-30
ES435283A1 (es)	1976-11-16
GB1494672A (en)	1977-12-07
US3930561A (en)	1976-01-06
JPS518925A (fr)	1976-01-24
CA1034874A (fr)	1978-07-18
NO750016L (fr)	1975-12-09
DK691474A (da)	1975-12-08
AU7714375A (en)	1976-08-05
NL7500881A (nl)	1975-12-09
FR2274100B1 (fr)	1979-07-27
ZA7561B (en)	1976-01-28
DE2504377A1 (de)	1975-12-18
NO138740C (no)	1978-11-01

Publication	Publication Date	Title
SE7413047L (sv)	1976-04-20	Mikrofon
DK409175A (da)	1976-03-17	Hovedtelefon
DK371875A (da)	1976-04-07	Hammerbor-indretning
FR2274100A1 (fr)	1976-01-02	Pavillon de haut-parleur
JPS5117369A (ja)	1976-02-12	Shotsukyosetsudansochi
FR2293548A1 (fr)	1976-07-02	Mat de pavillon
JPS5140595A (ja)	1976-04-05	Denatsuhichokusenteikotai
AT333067B (de)	1976-11-10	Schmuckstuck
FR2282203A1 (fr)	1976-03-12	Haut-parleur
JPS5113381A (ja)	1976-02-02	Kotaihannozainosaiseihoho
JPS5117216A (ja)	1976-02-12	Hatsuhosetsukotakotai
JPS5135098A (ja)	1976-03-25	Denkiteikotai
JPS5138089A (ja)	1976-03-30	Denatsuhichokusenteikotai
JPS5151748A (ja)	1976-05-07	Hichokusenteikotai
JPS5149463A (ja)	1976-04-28	Hichokusenteikotai
JPS5117816A (ja)	1976-02-13	Nikeiretsushijitainyoru l gatasenkoshofuairu
JPS5126281A (ja)	1976-03-04	Yakukoseibunchushutsuyo no kotaibaiyoki
JPS5150454A (ja)	1976-05-04	Hichokusenteikotai
JPS5142868A (ja)	1976-04-12	Kotaijunkatsuzai
JPS5149462A (ja)	1976-04-28	Hichokusenteikotai
JPS5149464A (ja)	1976-04-28	Hichokusenteikotai
JPS5153297A (ja)	1976-05-11	Hichokusenteikotai
JPS5153298A (ja)	1976-05-11	Hichokusenteikotai
JPS5154296A (ja)	1976-05-13	Denatsuhichokusenteikotai
JPS515822A (ja)	1976-01-19	Konkuriitohokyoyotetsukinno setsugosochi

Legal Events

Date	Code	Title	Description
1980-11-21	ST	Notification of lapse