IT202100031541A1 - AUDIO DEVICE INCLUDING AT LEAST ONE SPEAKER - Google Patents
AUDIO DEVICE INCLUDING AT LEAST ONE SPEAKER Download PDFInfo
- Publication number
- IT202100031541A1 IT202100031541A1 IT102021000031541A IT202100031541A IT202100031541A1 IT 202100031541 A1 IT202100031541 A1 IT 202100031541A1 IT 102021000031541 A IT102021000031541 A IT 102021000031541A IT 202100031541 A IT202100031541 A IT 202100031541A IT 202100031541 A1 IT202100031541 A1 IT 202100031541A1
- Authority
- IT
- Italy
- Prior art keywords
- audio device
- box
- support panel
- front opening
- speaker
- Prior art date
Links
- 239000004743 Polypropylene Substances 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 11
- 229920001155 polypropylene Polymers 0.000 claims description 11
- -1 polypropylene Polymers 0.000 claims description 10
- 230000002787 reinforcement Effects 0.000 claims description 4
- XECAHXYUAAWDEL-UHFFFAOYSA-N acrylonitrile butadiene styrene Chemical compound C=CC=C.C=CC#N.C=CC1=CC=CC=C1 XECAHXYUAAWDEL-UHFFFAOYSA-N 0.000 claims description 3
- 239000004676 acrylonitrile butadiene styrene Substances 0.000 claims description 3
- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 claims description 3
- 238000000465 moulding Methods 0.000 claims description 3
- 239000002023 wood Substances 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 2
- 230000003014 reinforcing effect Effects 0.000 claims description 2
- 239000012815 thermoplastic material Substances 0.000 claims description 2
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 238000004040 coloring Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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
- H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
-
- 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
- H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
- H04R1/023—Screens for loudspeakers
-
- 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
- H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
- H04R1/025—Arrangements for fixing loudspeaker transducers, e.g. in a box, furniture
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2201/00—Details of transducers, loudspeakers or microphones covered by H04R1/00 but not provided for in any of its subgroups
- H04R2201/02—Details casings, cabinets or mounting therein for transducers covered by H04R1/02 but not provided for in any of its subgroups
- H04R2201/029—Manufacturing aspects of enclosures transducers
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
- Headphones And Earphones (AREA)
- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
Description
DESCRIZIONE DESCRIPTION
del brevetto per invenzione industriale dal titolo: of the patent for industrial invention entitled:
?DISPOSITIVO AUDIO COMPRENDENTE ALMENO UN ALTOPARLANTE? ?AUDIO DEVICE INCLUDING AT LEAST ONE SPEAKER?
La presente invenzione ? relativa a un dispositivo audio comprendente almeno un altoparlante. This invention? relating to an audio device comprising at least one loudspeaker.
In particolare, la presente invenzione trova vantaggiosa, ma non esclusiva applicazione nelle casse acustiche o nei cosiddetti sistemi combo utilizzati per strumenti musicali elettrici, quali ad esempio chitarre e bassi elettrici, cui la descrizione che segue far? esplicito riferimento senza per questo perdere in generalit?. In particular, the present invention finds advantageous, but not exclusive, application in acoustic speakers or in the so-called combo systems used for electric musical instruments, such as for example electric guitars and basses, which the following description will make? explicit reference without losing generality.
Come ? noto, gli strumenti musicali elettrici, quali ad esempio una chitarra elettrica, un basso elettrico, una tastiera o un pianoforte digitali, devono essere collegati ad un dispositivo audio che comprende almeno un altoparlante, ad esempio una cassa acustica monitor, un sistema combo, ossia un sistema che comprende, oltre all?altoparlante, anche un amplificatore, oppure a un cosiddetto sistema P.A. (Public Access System), ossia un sistema che comprende almeno un microfono, un mixer, un amplificatore e un altoparlante. In alternativa, lo strumento musicale elettrico ? collegato a un amplificatore e quest?ultimo a una cassa acustica convenzionale non amplificata. As ? known, electric musical instruments, such as for example an electric guitar, an electric bass, a digital keyboard or a piano, must be connected to an audio device that includes at least one speaker, for example a monitor speaker, a combo system, i.e. a system that includes, in addition to the speaker, also an amplifier, or a so-called P.A. system. (Public Access System), i.e. a system that includes at least one microphone, a mixer, an amplifier and a speaker. Alternatively, the electric musical instrument is connected to an amplifier and the latter to a conventional unamplified speaker.
Il suddetto dispositivo audio comprende un corpo scatolare per supportare l?altoparlante e contenere gli eventuali altri componenti. Il corpo scatolare ? normalmente fatto di legno per garantire una certa performance acustica dell?altoparlante. Tuttavia, il materiale con cui ? fatto il corpo scatolare rende il dispositivo audio piuttosto pesante e quindi scomodo nell?uso normale, ad esempio quando un musicista si deve spostare spesso con il proprio strumento musicale e il dispositivo audio necessario per amplificare e diffondere il suono dello strumento musicale. The aforementioned audio device includes a box-like body to support the speaker and contain any other components. The box-like body? normally made of wood to guarantee a certain acoustic performance of the speaker. However, the material with which it is The box-like body makes the audio device rather heavy and therefore uncomfortable in normal use, for example when a musician often has to move with his musical instrument and the audio device needed to amplify and spread the sound of the musical instrument.
Scopo della presente invenzione ? di fornire un dispositivo audio, il quale sia esente dagli inconvenienti sopra descritti e, nello stesso tempo, sia di facile ed economica realizzazione. Purpose of the present invention? to provide an audio device which is free from the drawbacks described above and, at the same time, is easy and economical to manufacture.
In accordo con la presente invenzione viene fornito un dispositivo audio secondo quanto definito nelle rivendicazioni allegate. In accordance with the present invention, an audio device is provided as defined in the attached claims.
La presente invenzione verr? ora descritta con riferimento ai disegni annessi, che ne illustrano un esempio di attuazione non limitativo, in cui: Will this invention come? now described with reference to the attached drawings, which illustrate a non-limiting example of implementation, in which:
- la figura 1 ? una vista assonometrica del dispositivo audio dell?invenzione; e - figure 1? an axonometric view of the audio device of the invention; And
- la figura 2 e una vista assonometrica esplosa del dispositivo audio della figura 1. - figure 2 is an exploded axonometric view of the audio device of figure 1.
Nelle figure 1 e 2, con 1 ? genericamente indicato, nel suo complesso, un dispositivo audio costituito, ad esempio, da una cassa acustica. In figures 1 and 2, with 1 ? generically indicated, as a whole, an audio device consisting, for example, of a speaker.
Il dispositivo audio 1 comprende un corpo scatolare 2 presentante un?apertura frontale 3 provvista di una sede perimetrale 4 avente una sezione a L, un pannello di supporto 5 montato sulla sede perimetrale 4 per chiudere l?apertura frontale 3, almeno un altoparlante 6 fissato sul pannello di supporto 5 e una griglia 7 montata sopra al pannello di supporto 5 per proteggere l?altoparlante 6 dagli urti. The audio device 1 comprises a box-like body 2 presenting a front opening 3 provided with a perimeter seat 4 having an L-shaped section, a support panel 5 mounted on the perimeter seat 4 to close the front opening 3, at least one speaker 6 fixed on the support panel 5 and a grille 7 mounted above the support panel 5 to protect the speaker 6 from impacts.
Il corpo scatolare 2 ? interamente fatto di un materiale che comprende polipropilene espanso (PPE). In particolare, il materiale del corpo scatolare 2 comprende polipropilene espanso a cellule chiuse. Pi? in dettaglio, il materiale del corpo scatolare 2 comprende essenzialmente polipropilene espanso a cellule chiuse e almeno un additivo per la colorazione del materiale. The box-like body 2? entirely made of a material that includes expanded polypropylene (PPE). In particular, the material of the box-like body 2 comprises closed cell expanded polypropylene. More? in detail, the material of the box-like body 2 essentially comprises closed cell expanded polypropylene and at least one additive for coloring the material.
Vantaggiosamente, il polipropilene espanso del suddetto materiale ha una densit? compresa tra 20 e 200 kg/m<3>. Vantaggiosamente, le cellule chiuse del polipropilene espanso hanno una dimensione compresa tra 2.5 e 4 mm. Il valore scelto di densit? del polipropilene espanso dipende dal tipo di dispositivo audio 1. Advantageously, the expanded polypropylene of the aforementioned material has a density of between 20 and 200 kg/m<3>. Advantageously, the closed cells of the expanded polypropylene have a size between 2.5 and 4 mm. The chosen density value? of expanded polypropylene depends on the type of audio device 1.
Il pannello di supporto 5 ? fatto di legno per garantire il miglior compromesso tra elasticit?, robustezza e leggerezza. La griglia 7 ? fatta di metallo. The support panel 5 ? Made of wood to guarantee the best compromise between elasticity, sturdiness and lightness. Grid 7? made of metal.
Con particolare riferimento alla figura 2, il dispositivo audio 1 comprende una pluralit? di altoparlanti, ad esempio un primo woofer 6, un secondo woofer 8 e un tweeter 9, ciascuno dei quali ? montato in corrispondenza di un rispettivo foro passante 6a, 8a, 9a ricavato nel pannello di supporto 5. In particolare, il dispositivo audio 1 comprende una tromba 10 fissata sul pannello di supporto 5 in corrispondenza del foro 9a e il tweeter 9 ? fissato all?ingresso della tromba 10. With particular reference to figure 2, the audio device 1 comprises a plurality? of speakers, for example a first woofer 6, a second woofer 8 and a tweeter 9, each of which is ? mounted in correspondence with a respective through hole 6a, 8a, 9a obtained in the support panel 5. In particular, the audio device 1 includes a horn 10 fixed on the support panel 5 in correspondence with the hole 9a and the tweeter 9 ? fixed to the entrance of the horn 10.
Il corpo scatolare 2 ha una forma di parallelepipedo e quindi comprende due pareti laterali 11 disposte da bande opposte dell?apertura frontale 3, una parete inferiore 12, una parete superiore 13 e una parete posteriore 14. Ciascuna parete laterale 11 presenta una porzione concava 15, cio? una porzione rientrante verso l?interno del corpo scatolare 2. Il corpo scatolare 2 ? provvisto di due maniglie 16, ciascuna delle quali ? montata in corrispondenza di una rispettiva porzione concava 15. The box-like body 2 has a parallelepiped shape and therefore includes two side walls 11 arranged on opposite sides of the front opening 3, a lower wall 12, an upper wall 13 and a rear wall 14. Each side wall 11 has a concave portion 15 , that is? a portion retracting towards the inside of the box-shaped body 2. The box-shaped body 2 is provided with two handles 16, each of which is mounted in correspondence with a respective concave portion 15.
Le maniglie 16 sono fatte di fatte di un materiale termoplastico, ad esempio acrilonitrile-butadiene-stirene o altrimenti noto come ABS. The handles 16 are made of a thermoplastic material, for example acrylonitrile butadiene styrene or otherwise known as ABS.
La parete posteriore 14 comprende un?apertura (non visibile nelle figure), nella quale ? montata una vaschetta connettori 17 del dispositivo audio 1. La vaschetta connettori 17 comprende uno o pi? connettori elettrici collegati con gli altoparlanti 6, 8, 9. The rear wall 14 includes an opening (not visible in the figures), in which there is a connector tray 17 of the audio device 1 is mounted. The connector tray 17 includes one or more? electrical connectors connected to speakers 6, 8, 9.
Il corpo scatolare 2 comprende al suo interno una pluralit? nervature di rinforzo 18 per conferire la necessaria rigidit? al corpo scatolare 2 e quindi al dispositivo audio 1 nel suo insieme. Infatti, il materiale comprendente polipropilene espanso di cui ? fatto il corpo scatolare 2 non ? di per s? molto rigido. The box-like body 2 includes within it a plurality? reinforcement ribs 18 to give the necessary rigidity? to the box-like body 2 and therefore to the audio device 1 as a whole. In fact, the material comprising expanded polypropylene of which? did the box-like body 2 not? in itself? very stiff.
Vantaggiosamente, le nervature di rinforzo 21 sono realizzate in un solo pezzo con il corpo scatolare 2. Vantaggiosamente, il corpo scatolare 2 ? realizzato mediante stampaggio. Advantageously, the reinforcing ribs 21 are made in a single piece with the box-like body 2. Advantageously, the box-like body 2? made by molding.
Vantaggiosamente, almeno alcune delle nervature di rinforzo 18 si estendono fino alla sede perimetrale 4 in modo da definire rispettive estremit?, che sono adiacenti alla sede perimetrale 4 e provviste di fori 19 filettati per il fissaggio del pannello di supporto 5 tramite rispettive viti, non illustrate. Ci? aumenta la rigidit? del dispositivo audio 1. Advantageously, at least some of the reinforcement ribs 18 extend up to the perimeter seat 4 so as to define respective ends, which are adjacent to the perimeter seat 4 and provided with threaded holes 19 for fixing the support panel 5 via respective screws, not illustrated. There? does it increase the stiffness? of the audio device 1.
Bench? l?invenzione sopra descritta faccia particolare riferimento ad un esempio di attuazione ben preciso, essa non ? da ritenersi limitata a tale esempio di attuazione, rientrando nel suo ambito tutte quelle varianti, modifiche o semplificazioni coperte dalle rivendicazioni allegate, quali ad esempio: Although? the invention described above makes particular reference to a very specific example of implementation, it is not? to be considered limited to this example of implementation, falling within its scope all those variations, modifications or simplifications covered by the attached claims, such as for example:
- il dispositivo audio ? costituito da un sistema combo oppure da un sistema P.A., il quale comprende un modulo DSP e amplificatore alloggiati entrambi nel corpo scatolare 2, e la parete posteriore 14 ? priva della vaschetta connettori 17; - the audio device? consisting of a combo system or a P.A. system, which includes a DSP and amplifier module both housed in the box-like body 2, and the rear wall 14? without the connector tray 17;
- il corpo scatolare 2 ha una forma diversa da un parallelepipedo che dipende dal tipo di dispositivo audio; - the box-like body 2 has a shape different from a parallelepiped which depends on the type of audio device;
- il corpo scatolare ? provvisto di una sola maniglia 16 montata in una porzione concava ricavata in una parete diversa dalla parete laterale, ad esempio nella parete superiore. - the box-like body? provided with a single handle 16 mounted in a concave portion obtained in a wall other than the side wall, for example in the upper wall.
Il dispositivo audio 1 sopra descritta presenta numerosi vantaggi grazie al materiale con cui ? realizzato il corpo scatolare 2. Innanzitutto, l?attenuazione acustica fornita da tale materiale permette di ottenere un?ottima risposta sonora e timbrica. Inoltre, il dispositivo audio 1 ? molto pi? leggera di qualsiasi altra cassa di uguale ingombro e prestazioni. Lo stampaggio permette di dare qualsiasi forma al corpo scatolare 2, comprese le necessarie nervature di rinforzo 18 all?interno, quindi in posizioni nascoste. Infine, il materiale del corpo scatolare 2 ? completamente riciclabile. The audio device 1 described above has numerous advantages thanks to the material with which it is made? the box-like body 2 was created. First of all, the acoustic attenuation provided by this material allows for an excellent sound and timbral response to be obtained. Furthermore, the audio device 1 ? much more? lighter than any other case of equal size and performance. The molding allows any shape to be given to the box-like body 2, including the necessary reinforcement ribs 18 inside, therefore in hidden positions. Finally, the material of the box-like body 2? completely recyclable.
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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IT102021000031541A IT202100031541A1 (en) | 2021-12-16 | 2021-12-16 | AUDIO DEVICE INCLUDING AT LEAST ONE SPEAKER |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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IT102021000031541A IT202100031541A1 (en) | 2021-12-16 | 2021-12-16 | AUDIO DEVICE INCLUDING AT LEAST ONE SPEAKER |
Publications (1)
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IT202100031541A1 true IT202100031541A1 (en) | 2023-06-16 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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IT102021000031541A IT202100031541A1 (en) | 2021-12-16 | 2021-12-16 | AUDIO DEVICE INCLUDING AT LEAST ONE SPEAKER |
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IT (1) | IT202100031541A1 (en) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2310160A (en) * | 1996-01-11 | 1997-08-20 | Columbus Plastics Ltd | Loudspeaker Components |
CN109257667A (en) * | 2018-09-30 | 2019-01-22 | 常州美硕电子有限公司 | Plastics high-fidelity combination sound box |
-
2021
- 2021-12-16 IT IT102021000031541A patent/IT202100031541A1/en unknown
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2310160A (en) * | 1996-01-11 | 1997-08-20 | Columbus Plastics Ltd | Loudspeaker Components |
CN109257667A (en) * | 2018-09-30 | 2019-01-22 | 常州美硕电子有限公司 | Plastics high-fidelity combination sound box |
Non-Patent Citations (1)
Title |
---|
UNKNOWN: "Electro-voice Sx300", 15 November 2020 (2020-11-15), XP055946360, Retrieved from the Internet <URL:https://web.archive.org/web/20201115013740if_/https://products.electrovoice.com/binary/sx300.pdf> [retrieved on 20220726] * |
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