DE102005019137A1 - Loudspeaker is made up of core located in receiver and having electro-dynamic converter with coil unit and membrane body that has centring-ring with first and second contacts - Google Patents

Abstract

The loudspeaker (10) comprises a receiver (12) that has a loudspeaker core (11) plus an electro-dynamic converter with a membrane body (28) and a coil unit (32). The membrane body has a centring-ring (36) with a first electrical contact (49, 52). The centring ring has a second contact (50, 53) for electrical joining of the coil unit to the centring-ring. The centring-ring may be firmly connected with the membrane body and may have a walled side (39) with grooves (40) for one or more electrically conducting elements (48, 51).

Description

The The invention relates to a loudspeaker and loudspeaker components according to the generic terms of the independent Claims.

From the patent US 4,315,112 A1 For example, a loudspeaker is known in which the electromagnetic transducer is arranged in a loudspeaker basket. The speaker is used for example in headphones.

At the Use of speakers in vehicles is one possible small building and especially flat speaker desirable. For this purpose, the membrane can be suitably shaped. Such a membrane is known for example from WO 2004/068898 A1.

task The invention is to provide a loudspeaker that is simple is to manufacture and low height with high sound quality allows. Furthermore, speaker components and a method for Production of speaker components can be specified.

The The object is achieved by the Characteristics of the independent claims solved. Cheap designs and advantages of the invention will become apparent from the further claims and the description.

Of the Speaker according to the invention has a loudspeaker basket, being in the loudspeaker basket a membrane body is arranged, which is in contact with a centering ring, the at a defined position on the centering first electrical contact means in particular for the electrical connection of a speaker output an audio device. in principle the centering ring can be arranged between the membrane body and the loudspeaker basket, or it can be the membrane body be arranged between the centering ring and the speaker basket. The Contact means are preferably designed to be direct as plug elements of a connection plug or a connection socket can be used.

Advantageous can second electrical contact means for electrically connecting a Coil of an electrodynamic transducer provided on the centering ring be. The coil can be connected to the membrane body and their as electrical leads serving Tinsel to the electrical connections on a be performed defined location of the centering ring and there to the second Contact means to be connected to the centering ring. The first contact means are located at a defined position on the centering ring and are especially from the outside accessible. this makes possible an advantageous pre-assembly of the membrane body with coil and centering ring in the form of a vibrating module, in which electrical connections to Contacting a arranged on the membrane body Coil already completed or at least as far as prefabricated are that provided in the centering electrical connection between the first and second contact means, for example, with a pluggable Guide element can be completed in a simple manner. Likewise, that can pluggable guide element to be inserted in the centering ring and the electrical connections the coil to the or the guide elements are connected.

preferably, the centering ring is made of plastic, especially as Injection molded part. It is also conceivable that the electrical connection wires of the Coil are directly connected to the first contact means. In In this case, the connecting wires do not necessarily in any Guided grooves of the centering ring be.

Preferably the centering ring is arranged between the loudspeaker frame and the membrane body. By the height the centering ring is then advantageously a cavity above a Basket bottom of the speaker basket created in the membrane during Swinging can swing.

for Forming a vibration module, the centering ring advantageous with the membrane body be firmly connected. The made of a rigid material, preferably formed from a plastic centering ring can be glued to the membrane body or hot pressed be. In this case, the membrane body conveniently on its outer edge provided with a circumferential, formed of soft material bead its outer edge rests on the centering ring. The membrane body can be perpendicular to the cross section swing the centering ring. The bead can be glued to the membrane body or be sprayed on this. Particularly favorable is the bead and the Centering ring on the membrane body To spray and produce in the form of so-called 2K components. This means, that the soft plastic of the bead and the plastic of the centering ring join together during spraying.

A particularly simple production of an electrical connection between the coil of the membrane body and the connection for the speaker output succeeds when the centering ring has on its side facing away from the membrane body side one or more grooves for one or more electrical guide elements. Preferably, the guide element is at least in the mounted state shaped like a circle segment and has at least one end on one or more angled in the axial direction tabs. The tabs are advantageously arranged so that their dimensions and distances correspond to the plug-in elements of a standard plug. The connection of the speaker output can then be done simply by plugging a corresponding cable to the second contact elements. A soldering of further connecting lines between the guide element and the plug is no longer necessary. The guide element may conveniently be a sheet metal strip which is clamped in a groove. Advantageously, a semicircular or quarter-circular sheet metal strip. A semi-circular configuration is very advantageous for the magnetic field and thus the acoustic quality of the electromagnetic transducer by a possible symmetrical arrangement. Other shapes and sizes may be provided. The guide element may be pressed under bias into its respective groove, or glued or injected during injection molding with. Likewise, only one groove can be provided, in which two guide elements, for each lead wire of the coil one, is inserted when at least one of the guide elements is electrically insulated. If the guide elements are designed as metal strips, they advantageously stabilize the centering ring mechanically. When pressing in, it is advantageous if the guide elements are equipped with a stamping, an undercut or the like in order to securely hold them in the centering ring during transport. Directly after the injection molding process, in which the centering ring is made, also a shrinking of the centering ring on the one or more guide elements can take place. The guide elements can continue to be formed as a conductor or a conductive foil, which is arranged horizontally or vertically in the centering ring.

Conceivable is also that the connecting wires of the Coil are inserted directly into one or more grooves and the second Contact element guided and glued in the one or more grooves, injected or cast in.

has the guide element a contact lug for electrically connecting the Transducer to the guide element, each can be a connection wire soldered to the contact lug or be electrically conductively clamped.

Especially preferred is the equipped with one or more vanes centering ring with the membrane body integrated into a vibration module that is ready to install and only must be plugged into the speaker basket without further soldering for the electrical contacting are necessary.

A easy installation is possible if the speaker basket has a recess such that at inserted centering the contact lugs of the guide element or the guiding elements from a back accessible to the speaker basket are. Is expediently arranged there in the region of the recess a plug housing, in which the Contact lugs form plug contacts, is after inserting the Oscillating module with its centering ring made of the plug, and a speaker cable can be connected easily. Preferably, the connector housing molded, in particular molded.

To the simplified insertion into the speaker basket of the speaker according to the invention the centering ring may preferably on its outer circumference first guide means have, leading to second guide means are arranged correspondingly in the speaker basket. Prefers are the guiding means as a cone-shaped projections or recesses formed with corresponding elements interact in the speaker basket. So can recesses on the outer circumference according to tabs be pushed onto the basket inner wall. Are these elements suitable? distributed asymmetrically the centering ring and thus the vibration module unmistakably exactly in a position in the corresponding receptacle of the loudspeaker basket be used, which simplifies installation. The vibration module is preferably glued or snapped, what with the help of a elastic component or seal can be realized. A favorable Fixing is also created when the guide means as molded parts are designed so that the centering ring with the speaker basket is connectable in the manner of a bayonet closure. Cheap, at the contact surface between the centering ring and the basket bottom of the loudspeaker frame to provide a means that during installation of the centering a bias of the centering ring allows. With that you can any subsidence that occurs after prolonged use of the speaker could occur avoided become. For this purpose, if the centering ring between membrane body and Loudspeaker basket is arranged, for example, a separate elastomer layer between centering ring and loudspeaker basket are inserted. It can also suitable spring elements between centering ring and loudspeaker basket be inserted. In an alternative arrangement, when the membrane body between the centering ring and the speaker basket is arranged, the edge material of the bead, which rests on the centering ring, serve as an elastomer layer. For this purpose, the bead can be thickened edge be.

Preferably, centering means are at least partially on a basket inner wall of the receptacle and / or an outer periphery of the centering provided trained radially inwardly directed bevels. Particularly simple is the embodiment, when the cone-shaped guide means have the slopes. The centering ring can thus fulfill the function of centering, locking and coding. Furthermore, the whole basket inner wall and the centering ring can be bevelled in this way. When inserting the centering ring or the vibration module is centered so that a radial fixation is achieved. This is further improved if locking means and / or molded parts are provided which lock the centering ring axially after insertion into the loudspeaker frame.

preferably, the basket bottom is spoke wheel shaped formed with webs, ribs and a central pot-like depression for receiving a magnet unit. Is the magnet unit in this Inserted recess, it is automatically correct to the coil of the vibrating module centered, the excitation then in a known manner in an annular gap the magnet unit can dip.

A easy installation of a dirt-holding element can be achieved be if at least some of the webs directed to the membrane body Have nubs. An annular Fleece, gauze or the like is placed on the webs and through fixed the knobs. Subsequently can be a firm connection by welding or hot pressing done with the pimples, webs and ribs.

One inventive loudspeaker basket for a Speaker has a recess in the area of a basket bottom execution from plug contacts. It is advantageous that when inserting a corresponding vibration module automatically a plug, in particular a prefabricated plug, is formed. Preferably, the Speaker basket an injection molded part.

To is preferably at a back of the Basket bottom in the region of the recess attached to a connector housing. Here are preferably recesses for the implementation of electrical contacts provided with a vibration module to be inserted in the speaker basket be introduced.

are on a basket inner wall of the loudspeaker basket according to the invention cone-like to the basket bottom widening guide means provided, the distributed asymmetrically on the basket inner wall, a vibrating module be used in a confused position. The assembly a speaker in a mass production process is simplified.

has the basket inner wall of the loudspeaker frame according to the invention at least partially sloping so on that a cross-section of one surrounded by the basket inner wall Recording down to the basket bottom down, an inserted vibration module in a simple way self-adjusting with the loudspeaker basket assembled become. A rattle by an unwanted desired radial mobility can by this measure be prevented. The basket inner wall can be revolving with such slope be equipped. Also conceivable are individual areas with one such a slope, which are distributed on the basket inner wall. Conveniently, too Locking means may be provided on the basket inner wall, which is a built-in Fix the vibration module axially.

advantageously, are webbed and / or on the basket bottom of the loudspeaker basket according to the invention Ridges formed, at least partially on their free top Have nubs. A nonwoven or gauze can be easy to install be attached, which after assembly of the speaker in the Operation dust penetration can be prevented. Preferably the fleece or the gauze is hot-pressed with the webs and / or ribs, to make a stable and firm connection.

A further assembly ease when assembling a loudspeaker is possible if in the basket bottom of the loudspeaker basket according to the invention a central recess for receiving a magnet unit is provided is. Due to the fixed central position for the magnet unit this is automatically correct when installed to a coil a vibrating module oriented so that in operation this coil in can engage a gap of the magnet unit. The magnet unit can be glued, screwed or riveted or in other be suitably fixed in the recess. Is the speaker basket designed as an injection molded part, the magnet unit can also directly be injected in the production of the speaker basket with. In this case, it makes sense to magnetize the magnet unit only later perform.

An inventive vibration module for an electrodynamic transducer of a loudspeaker has a membrane body, which is arranged on a centering ring. The centering ring has on the output side electrical connections in the form of tabs of a ready-made plug for a Steckergehäu se on. The membrane body preferably has an M-shaped profile and comprises a peripheral edge of their membrane arranged bead. The bead is located on the edge of the centering ring and is glued, for example, with this or sprayed directly. A coil unit, which is to bring the membrane to vibrate, is on ei attached ner inside the membrane, preferably glued. The coil unit comprises a coil which is mounted on a cylindrical carrier. The electrical leads of the coil unit, so-called Tinsel, are connected directly or indirectly to the electrical contact lugs of the centering ring. Overall, results in a very compact design of the vibration module, which allows in particular a separate production of the vibration module. The vibration module is completed in its function by a speaker-side magnet unit, in which the coil can dip.

Preferably are the contact lugs of the centering ring of the oscillating module according to the invention electrically arranged with the on the inside of the membrane body Coil unit connected. These are preferably in the centering ring Grooves provided for electrical connection means between the coil unit and the Contact flags. In the grooves can led the Tinsel be, or there are, preferably band-shaped, guide elements provided soldered to a contact lug at one end of each Tinsel or is clamped and arranged at the other end of the contact lugs are. Be the Tinsel directly with the output side contact flags connected and / or guided in grooves of the centering ring is it is useful in the Centering ring to provide one or more radial transverse bores, performed by the Tinsel can be.

are on an outer circumference the centering ring of the vibrating module according to the invention guide means intended for confusion-proof and / or self-adjusting Introduce in a loudspeaker basket, the oscillating module can advantageously prefabricated be and can be used to assemble a speaker simply in its Speaker basket used and connected to this, for example glued or clamped.

at a centering ring according to the invention for a Loudspeakers are one or more grooves on a flat side Recording of electrical connection means provided. At his the grooves opposite side is a receiving surface for a membrane body intended. The centering ring is preferably as an injection molded part executed.

Preferably are on an outer circumference of the centering ring according to the invention guide means provided for confusion-proof and / or in the radial direction self-adjusting insertion in a loudspeaker basket. These can be conically shaped, themselves to the grooves towards widening projections or recesses in the circumference be with corresponding elements in a speaker basket Correspond, or molded parts with which a bayonet-like Connection between the centering ring and the loudspeaker basket can be produced are. Preferably, the guide means asymmetrically distributed around the circumference. Conceivable are also different Widths of guide means, to insert it into the loudspeaker basket in only one defined way To force position.

Conveniently, are on an outer circumference the centering ring according to the invention one or more holes provided for performing one or more connecting wires a coil unit to be mounted.

One Inventive guide element for one Speaker is formed by a band-like body on which a or more angled contact lugs in one for one Plug prefabricated arrangement are provided. Is the guiding element used in a centering ring and this is with a vibration module inserted in a loudspeaker basket, can These tabs pass through recesses in the speaker basket and immediately form contact elements of the plug, which at the back the speaker basket is arranged. There are no other connections or soldering work necessary for electrical contact.

Prefers are on the band-like body of the guide element according to the invention one or more tabs for attaching one or more electrical connection wires intended. Because of the symmetrical arrangement of the electrical lines Cheap for the latter Function in a speaker is when the guide element is formed in a circular arc is, in particular as a semicircle or as a quarter circle. Advantageous is to form a pair of vanes that are mirror-symmetrical are formed to each other.

An inventive method for producing a vibration module provides that a membrane is inserted into a tool and a bead is molded onto the outer edge of the membrane. Preferably, in addition, a centering ring, preferably in the same step or tool molded so that the plastics of the bead and the centering ring can connect to each other in the manner of a so-called 2-K element. Advantageously, before the injection process, a coil unit can be connected to the membrane, for example glued. The centering ring can be provided on its side facing away from the membrane with grooves in the guide elements are inserted, preferably can be injected with. This is particularly advantageous for mass production. The vibration module can be manufactured separately and independently of the speaker. There is less manual work during assembly. Thus, the actual speaker assembly is much less on laborious and can be carried out inexpensively and rationally, especially in large quantities. The material for the bead is a soft plastic, preferably an elastomer, in particular a thermoplastic elastomer suitable. For example, ExxonMobil Chemical can be used under the name Thermoplastic Rubber Santoprene X8221-55M300. A solid plastic is preferred for the centering ring, in particular a so-called ABS plastic, for example the plastic marketed by Bayer under the name ABS Novodur H801.

The Invention is exemplified below, without limitation Generality, based on an embodiment shown in the drawing explained in more detail.

It demonstrate:

1 a longitudinal section through a preferred speaker;

2a , b show two views of a preferred loudspeaker basket from below (a) and as a top view from above (b);

3 a preferred centering ring with inserted guide elements;

4 a pair of preferred vanes;

5 a detail of a guide means in a loudspeaker basket and corresponding in a centering ring; and

6 a longitudinal section through a detail of a basket inner wall with self-centering design.

In The figures are functionally identical elements with the same remaining reference numerals.

The 1 shows the construction of a preferred speaker 10 according to the invention in the assembled state is shown in section. The speaker 10 has a loudspeaker basket 11 with a recording 12 for preferred vibration module 35 on, a membrane body 28 with a coil unit 32 includes as well as a centering ring 36 that with the membrane body 28 firmly connected.

The vibration module 35 forms with a magnet unit 33 the electrodynamic transducer of the loudspeaker 10 , the coil unit electrical signals 32 converted into acoustic signals. The membrane body 28 includes a membrane 29 and an outer edge of the membrane 29 surrounding bead 30 , The coil unit 32 is on a the preferred speaker basket 11 facing inside 31 the membrane 29 attached, in particular glued. The coil unit 32 can when excited its coil into an annular gap 34 the cylindrically shaped magnet unit 33 plunge. The bead 30 allows axial deflection of the membrane 29 , what in 1 by dot-dashed profiles of the membrane 29 is indicated in its lower minimum position and upper maximum position. The membrane 29 has an M-shaped profile. Such a membrane 29 for a speaker 10 is known for example from WO 2004/068898 A1.

The loudspeaker basket 11 has an edge 13 on, provided with holes, unspecified tabs are formed by means of which the speaker 10 can be mounted during installation, for example in a vehicle.

The loudspeaker basket 11 indicates the recording 12 a basket wall 19 on, the axial height, where appropriate, to the maximum deflection of the membrane 29 which can be adjusted by the basket wall 19 is protected from damage. The axial height of the speaker 10 can be minimized when the basket wall 19 as low as possible.

Between the speaker basket 11 and the membrane body 28 is a preferred centering ring 36 arranged, the first electrical formed as a contact lugs contact means 49 . 52 for electrically connecting the coil unit 32 to a not shown speaker output of an audio device.

The contact means 49 . 52 are like that on the centering ring 36 arranged that they at a well-defined installation position of the centering ring 36 in the loudspeaker basket 11 through an area 14 with recesses in the basket bottom 21 can go through and into one on one back 15 of the loudspeaker basket 11 to molded connector housing 16 intervention. When inserting the vibration module 35 So automatically with the coil unit 32 electrically connected plug contacts in the form of tabs in the connector housing 16 inserted and completed the plug with it. The plug contacts are connected directly to the vibration module 35 or the centering ring 36 brought in.

The basket bottom 21 is spoked wheel-like design with ribs and webs 22 that with breakthroughs 25 are separated. In the center is a pot-like depression 18 with a pot wall 26 provided in which the magnet unit 33 is used. The magnet unit 33 is then automatically matching the coil unit 32 oriented so that these are in the gap 34 the magnet unit 33 can dive. The cup-like deepening 18 shows a key breakthrough 27 on, which can be used for example for assembly purposes.

The 2a and 2 B are different views of a preferred speaker basket 11 see how he has already been described in the previous figures. As far as individual elements are not described here, reference is made to the description of these figures. The loudspeaker basket 11 has an area 14 with recesses so on that with an inserted centering ring 36 ( 1 ) whose contact flags 49 . 52 from a backside 15 of the loudspeaker basket 11 are accessible and engage in a molded there connector housing, in which they directly form the plug contacts. The loudspeaker basket 11 is in 2a presented with a view from below. In the plan view in 2 B in the speaker head 11 from above is the speichenradartige training of the basket bottom 21 with its pot-like depression 18 clearly visible. On some of the breakthroughs 25 separate walkways 22 are pimples 23 arranged, which are provided for holding a piece of fleece or gauze, which in the assembled state of the speaker 10 the ingress of dirt into the speaker 10 should prevent.

At a basket inside wall 20 the recording 12 are guiding means 17 formed as projections. These are asymmetrically distributed, so that a centering ring 36 ( 1 ) can be used in a distinctive defined installation position in which its contact lugs 49 . 52 into the recesses of the area 14 can be introduced.

A preferred centering ring 36 as used in the figures described above is in 3 shown in detail. A pair of preferred vanes 48 . 51 in the centering ring 36 can be used, shows 4 , The guiding elements 48 . 51 are preferably formed as sheet metal strips.

The centering ring 36 points to a page 39 groove 40 . 41 for one or more electrical guide elements 48 . 51 on. In the previous figures this page is 39 from a membrane body 28 shown turned away.

In the grooves 40 . 41 may be the preferred guiding elements 48 . 51 be inserted. They are automatically isolated from each other electrically. The guiding elements 48 . 51 are shaped like a circle ( 4 ). At one end are angled in the axial direction tabs 49 . 52 arranged, which, as described above, directly plug contacts of a plug on the back 15 of the loudspeaker basket 11 form ( 2a ).

At the opposite end, the guide elements 48 . 51 one contact each 50 . 53 for electrically connecting the bobbin 32 to the respective guide element 48 . 51 on. In this case, the two connecting wires, not shown, of the bobbin 32 on the inside of the membrane 29 guided and each with a contact lug 50 . 53 soldered or jammed. In recesses 46 in the outer circumference 42 of the centering ring 36 are transverse holes 47 provided, through which the connecting wires can be threaded. The contact flags 50 . 53 are at the top of the respective baffle 48 . 51 directed radially inward and are perpendicular to the formed as a contact lugs first contact means 49 . 52 at the opposite lower edge of the respective baffle 48 . 51 protrude axially downwards.

The output side first contact means 49 . 52 are each formed in pairs, as it corresponds to the contact arrangement of the corresponding type of plug. Between the pairwise contact flags 49 respectively. 52 are plug tongues 45 arranged, which also form part of the connector when the centering ring 36 is connected in the assembly with the loudspeaker basket.

The centering ring 36 points to its outer circumference 42 first guiding means 37 on, leading to second guidance 17 in the speaker basket 11 are arranged correspondingly ( 2 B ).

The guiding means 37 are formed as a cone-shaped, radially outwardly extending recesses into which the guide means formed as projections 17 of the loudspeaker basket 11 can intervene.

5 shows a section around such a pair of guide means 37 . 17 in detail. On a basket wall 19 is a trained as a cone-shaped projection guide means 17 formed over which a trained as a cone-shaped recess guide means 37 of the centering ring 36 pushed. As the guide 37 . 17 asymmetrically arranged so that the centering ring only in a unique installation position in the speaker basket 11 can be used, causes the centering ring 36 at the same time a certain centering and locking of the oscillating module 35 as well as an encoding of the installation position. Any locking means for engaging the centering ring 36 in the speaker basket 11 are not shown.

A further advantageous embodiment in 6 illustrates a radial centering of the centering ring 36 or the vibration module 35 , On a basket wall 19 of the loudspeaker basket 11 is at the basket inner wall 20 formed a slope, which serves as a centering 43 serves. Corresponding to this is a bevel as centering 44 at the centering ring 36 designed so that the two slopes lie flat against each other. The slopes are directed so that the cross-section of the recording 12 towards the basket bottom 21 reduced. When inserting the centering ring 36 or the vibration module 35 becomes the centering ring 36 clamped in the radial direction and can produce no disturbing rattling noises. The slopes can be formed circumferentially, or only in individual areas. Likewise, the guide means 37 . 17 be additionally or alternatively formed with corresponding slopes.

10

speaker

11

Loudspeaker frame

12

admission

13

edge

14

Area

15

back

16

plug housing

17

guide means

18

deepening

19

backboard

20

Basket inner wall

21

basket bottom

22

web

23

burl

25

breakthrough

26

pot wall

27

breakthrough

28

membrane body

29

membrane

30

Beading

31

inside

32

coil unit

33

magnet unit

34

gap

35

vibrating module

36

centering

37

guide means

39

facing away page

40

groove

41

groove

42

outer periphery

43

centering

44

centering

45

plug tongue

46

recess

47

cross hole

48

vane

49

contact tag

50

contact tag

51

vane

52

contact tag

53

contact tag

Claims (33)

Speaker with a recording ( 12 ) having loudspeaker basket ( 11 ) for an electrodynamic transducer with a membrane body ( 28 ) and a coil unit ( 32 ), characterized in that the membrane body ( 28 ) with a centering ring ( 36 ) is in contact at a defined position on the centering ring ( 36 ) first electrical contact means ( 49 . 52 ) having. Loudspeaker according to claim 1, characterized in that the centering ring ( 36 ) second electrical contact means ( 50 . 53 ) for electrically connecting the coil unit ( 32 ) to the centering ring ( 36 ) having. Loudspeaker according to claim 1 or 2, characterized in that the centering ring ( 36 ) between the speaker basket ( 11 ) and the membrane body ( 28 ) is arranged. Loudspeaker according to one of the preceding claims, characterized in that the centering ring ( 36 ) with the membrane body ( 28 ) is firmly connected. Loudspeaker according to one of the preceding claims, characterized in that the centering ring ( 36 ) on its from the membrane body ( 28 ) facing away ( 39 ) Grooves ( 40 . 41 ) for one or more electrical guiding elements ( 48 . 51 ) having. Loudspeaker according to claim 5, characterized in that the guide element ( 48 . 51 ) is formed in a circle segment-like manner at least in the mounted state and at least one end has one or more contact lugs (n) angled in the axial direction (FIG. 49 . 52 ) having. Loudspeaker according to claim 5 or 6, characterized in that the guide element ( 48 . 51 ) a contact flag ( 50 . 53 ) for electrically connecting the coil unit ( 32 ) to the guide element ( 48 . 51 ) having. Loudspeaker according to one of claims 5 to 7, characterized in that the one or more guide elements ( 48 . 51 ) equipped centering ring ( 36 ) and the membrane body ( 28 ) to a vibration module ( 35 ) are integrated. Loudspeaker according to one of the preceding claims, characterized in that the loudspeaker basket ( 11 ) an area ( 14 ) having recesses so that when inserted centering ( 36 ) the contact flags ( 49 . 52 ) of the guiding element ( 48 . 51 ) or the guiding elements ( 48 . 51 ) from a back side ( 15 ) of the loudspeaker basket ( 11 ) are accessible. Loudspeaker according to claim 9, characterized in that in the area ( 14 ) of the recess a connector housing ( 16 ) and the Kon tactical flags ( 49 . 52 ) Make plug contacts. Loudspeaker according to one of the preceding claims, characterized in that the centering ring ( 36 ) on its outer circumference ( 42 ) first guide means ( 37 ) leading to second guide means ( 17 ) in the loudspeaker basket ( 11 ) are arranged correspondingly. Loudspeaker according to claim 11, characterized in that the guide means ( 37 . 17 ) are formed as cone-shaped, radially extending projections or recesses. Loudspeaker according to one of the preceding claims, characterized in that centering means ( 43 . 44 ) as at least partially on a basket inner wall ( 20 ) of the recording ( 12 ) and / or an outer circumference ( 42 ) of the centering ring ( 36 ) formed, radially inwardly directed bevels are provided. Loudspeaker according to claim 13, characterized in that the guide means ( 37 . 17 ) have the slopes. Loudspeaker according to one of the preceding claims, characterized in that the basket floor ( 21 ) Spokes wheel is formed with ribs and webs ( 22 ) and a central pot-like depression ( 18 ) for receiving a magnet unit ( 33 ). Loudspeaker according to claim 15, characterized in that the webs ( 22 ) to the membrane body ( 28 ) directed pimples ( 23 ) exhibit. Speaker basket for a speaker ( 10 ) according to one of the preceding claims, characterized in that in the area ( 14 ) of a basket floor ( 21 ) Recesses for the passage of contact lugs ( 49 . 52 ) are provided. Loudspeaker frame according to claim 17, characterized in that on a rear side ( 15 ) of the basket bottom ( 21 ) in the area ( 14 ) of the recesses a plug housing ( 16 ) is set. Loudspeaker frame according to claim 17 or 18, characterized in that on a basket inner wall ( 20 ) conically to the basket bottom ( 21 ) widening guide means ( 17 ) are provided, which asymmetrically on the basket inner wall ( 20 ) are distributed. Loudspeaker basket according to one of claims 17 to 19, characterized in that a basket inner wall ( 20 ) at least partially has slopes such that a cross section of one of the basket inner wall ( 20 ) surrounded recording ( 12 ) to the basket floor ( 21 ) down. Loudspeaker frame according to one of claims 17 to 20, characterized in that at the bottom of the basket ( 21 ) Webs ( 22 ) are formed which at least partially on their free top nubs ( 23 ) exhibit. Loudspeaker frame according to one of claims 17 to 21, characterized in that in the basket bottom ( 21 ) a central depression ( 18 ) to the magnetic unit ( 33 ) is provided. Oscillation module for a loudspeaker ( 10 ) according to one of claims 1 to 16, characterized in that a membrane body ( 28 ) on a centering ring ( 36 ) is arranged, the output side electrical connections in the form of contact lugs ( 49 . 52 ) of a prefabricated connector for a connector housing ( 16 ) having. Oscillation module according to claim 23, characterized in that the contact lugs ( 49 . 52 ) electrically with a coil unit ( 32 ) are connected to an inner side ( 31 ) of the membrane body ( 28 ) is arranged. Oscillation module according to claim 23 or 24, characterized in that in the centering ring ( 36 ) Grooves ( 40 . 41 ) are provided for electrical connection means between the coil unit ( 32 ) and the contact flags ( 49 . 52 ). Oscillation module according to one of claims 23 to 25, characterized in that on an outer circumference ( 42 ) of the centering ring ( 36 ) Guide means ( 37 . 44 ) are provided for confusion-proof and / or self-adjusting insertion into a loudspeaker basket ( 11 ). Centering ring for a loudspeaker ( 10 ) according to one of claims 1 to 16, characterized in that on a flat side ( 39 ) one or more grooves ( 40 . 41 ) for receiving electrical connection means ( 48 . 51 ) are provided. Centering ring according to claim 27, characterized in that on an outer circumference ( 42 ) Guide means ( 37 . 44 ) are provided for confusion-proof and / or in the radial direction self-adjusting insertion into a loudspeaker basket ( 11 ). Centering ring according to claim 27 or 28, characterized in that on an outer circumference ( 42 ) one or more holes ( 47 ) are provided for passing through one or more connecting wires of a coil unit to be mounted ( 32 ). Guide element for a loudspeaker ( 10 ) according to one of claims 1 to 16, characterized in that on a band-like body ( 54 ) angled one or more contact flags ( 49 . 52 ) are provided in a ready for a plug assembly. Guide element according to claim 30, characterized in that on the band-like body ( 54 ) one or more contact flags ( 50 . 53 ) are provided for attaching one or more connecting wires. Method for producing a vibration module ( 35 ) of a loudspeaker ( 10 ), characterized in that a membrane ( 28 ) is placed in an injection mold and with a first plastic a bead ( 30 ) is molded onto its outer edge and a centering ring ( 36 ) is molded from a second plastic so that both plastics at least partially connect with each other. A method according to claim 32, characterized in that a coil unit ( 32 ) with the membrane ( 28 ) is firmly connected before the injection process.