ES2846865T3 - Dispositivo de megafonía - Google Patents

Dispositivo de megafonía Download PDF

Info

Publication number
ES2846865T3
ES2846865T3 ES17160914T ES17160914T ES2846865T3 ES 2846865 T3 ES2846865 T3 ES 2846865T3 ES 17160914 T ES17160914 T ES 17160914T ES 17160914 T ES17160914 T ES 17160914T ES 2846865 T3 ES2846865 T3 ES 2846865T3
Authority
ES
Spain
Prior art keywords
sound
public address
opening
address device
lateral surface
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.)
Active
Application number
ES17160914T
Other languages
English (en)
Spanish (es)
Inventor
Heinz Pfannenschmidt
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.)
ic audio GmbH
Original Assignee
ic audio GmbH
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 ic audio GmbH filed Critical ic audio GmbH
Application granted granted Critical
Publication of ES2846865T3 publication Critical patent/ES2846865T3/es
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • G10K11/02—Mechanical acoustic impedances; Impedance matching, e.g. by horns; Acoustic resonators
    • 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
    • G10K11/02—Mechanical acoustic impedances; Impedance matching, e.g. by horns; Acoustic resonators
    • G10K11/025—Mechanical acoustic impedances; Impedance matching, e.g. by horns; Acoustic resonators horns for impedance matching
    • 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
    • G10K13/00—Cones, diaphragms, or the like, for emitting or receiving sound in general

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Circuit For Audible Band Transducer (AREA)
ES17160914T 2016-04-01 2017-03-14 Dispositivo de megafonía Active ES2846865T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102016106045.3A DE102016106045A1 (de) 2016-04-01 2016-04-01 Beschallungseinrichtung

Publications (1)

Publication Number Publication Date
ES2846865T3 true ES2846865T3 (es) 2021-07-29

Family

ID=58387630

Family Applications (1)

Application Number Title Priority Date Filing Date
ES17160914T Active ES2846865T3 (es) 2016-04-01 2017-03-14 Dispositivo de megafonía

Country Status (4)

Country Link
EP (1) EP3226237B1 (de)
DE (1) DE102016106045A1 (de)
ES (1) ES2846865T3 (de)
PL (1) PL3226237T3 (de)

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US718073A (en) * 1902-09-24 1903-01-13 Walter Barnes Support for horns for talking-machines.
US898520A (en) * 1907-08-27 1908-09-15 Samuel D Solomon Megaphone-holder for phonograph-cabinets.
US1532811A (en) * 1924-08-29 1925-04-07 Graham Edward Alfred Cabinet for use with sound-reproducing devices
US4171678A (en) * 1977-07-22 1979-10-23 Midland-Ross Corporation Air horn
JPS5834863Y2 (ja) * 1979-07-11 1983-08-05 松下電器産業株式会社 ホ−ンスピ−カ
JPS5890794U (ja) * 1981-12-15 1983-06-20 日本電音株式会社 ストレ−トホ−ンスピ−カ
JPH02211798A (ja) * 1989-02-10 1990-08-23 J F B:Kk 低音用ホーンスピーカ
JPH07322387A (ja) * 1994-05-24 1995-12-08 Sony Corp 音響装置
US6516741B1 (en) * 2000-09-12 2003-02-11 Hadley Products Leak proof apparatus for mounting components to panels
NL1019961C2 (nl) * 2002-02-14 2003-08-15 Duran Audio B V Akoestische weergever.
DE10338539A1 (de) * 2003-08-19 2005-03-31 Ebe Elektro-Bau-Elemente Gmbh Signalgeber für Straßenbahnen und dgl.
NL2011074C2 (en) * 2013-07-01 2015-01-05 Duran Audio B V Sound speaker grill arrangement and sound speaker comprising such grill arrangement.
CN203596900U (zh) * 2013-11-26 2014-05-14 天津中环真美声学技术有限公司 扬声器用增益导向号筒

Also Published As

Publication number Publication date
DE102016106045A1 (de) 2017-10-05
EP3226237B1 (de) 2021-01-13
EP3226237A3 (de) 2017-12-27
PL3226237T3 (pl) 2021-08-16
EP3226237A2 (de) 2017-10-04

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