EP1447789B1 - Drum muffler with microphone mounting - Google Patents

Abstract

The damping element (10) is inserted into a bass drum, and is designed in the form of a pillow which has an upper side (15) and an underside (16). One or more materials (19) having sound-absorbing properties are arranged between upper side (15) and underside (16). A holder (18) for securing a microphone is placed on the upper side (15) of the damping element (10). This prevents microphone stands situated in front of the percussion instrument from being knocked over, and enables a good sound reception for a microphone.

Description

The invention relates to a damping element designed and determined for Insert into the interior of a percussion instrument, in particular a bass drum, wherein the damping element is formed like a pillow and a Has top and bottom, and wherein between the top and Bottom one or more materials with sound-absorbing properties are arranged.

Such damping elements are used by drummers in bass drums inserted, i.d.R. on the inner floor. This turns the bass drum damped and the sound drier.

The sound is taken from the bass drums by a microphone. This Usually comes with a bracket and a stand in front of the bass drum posed. The problem here is that this type of microphone setup there is a danger that one of the musicians will have the microphone or whose stand stumbles and outlines this. This problem will even reinforced by the fact that many stages for music groups with drums are very small and thus the space for movement for the musicians from the front is very limited in.

As an alternative to a line-up in front of the bass drum becomes the microphone simply put on the damping element inside the drum. One on Damping elements, such as cushions or blankets, overhead microphone However, in comparison to a "free-floating", i. without direct contact between microphone head and damping element or Drum, via a bracket-mounted microphone sonic disadvantages with himself.

From US 6,121,528 it is known a microphone via a directly on the bass drum attached bracket in the drum to install. Alternatively to this is disclosed in US 5,107,741, a microphone on the top of a in the To arrange inside a bass drum inserted damping element.

The invention is based on the object, a holder for the Specify a microphone that allows a good sound recording without own Claim space on the stage.

This object is according to the invention by a damping element with the features of claim 1. Advantageous embodiments and further developments are in the dependent of claim 1 claims specified.

The invention is based on the consideration that at a deposit in the Interior of a percussion instrument trained and specific damping element at the top of the damping element, a holder for Fixing a microphone is arranged.

Furthermore, the invention consists in, at the top of the damping element to arrange or attach a stiffening plate. This stiffening plate is aligned parallel to the top of the damping element. It can for example consist of plastic. The advantage of such Stiffening plate is in particular that they are excellent for Attachment of the microphone holder is suitable.

Furthermore, the invention provides, at the top of the damping element above the stiffening plate and separated from it by a cavity a substantially parallel to the top of the damping element extending Outer layer, in particular of a rubber-like material, to arrange, the at least at its edge region with the stiffening plate and / or is connected to the damping element and the at least an opening passing through the outer layer, in particular a Slot, has. According to the invention, the holder of the microphone is in the cavity introduced between stiffening plate and outer layer and has the opening in the outer layer through to the outside.

This invention enables the "free-floating" mounting of the microphone in the interior of the drum. It thus combines the advantages of a "floating" attachment of the microphone via a holder with the Advantages of an arrangement of the microphone inside a percussion instrument. In particular, microphone and bracket are no longer in front of the Instrument and are at risk of being knocked over by a musician. At the same time, the disadvantages of sound recording by a on the damping element resting microphone avoided.

In a further development, the microphone is permanently fixed in the holder or fixable. According to an advantageous alternative, it is provided that the microphone is detachably fixed or fixable in the holder. This is a quick attachment or removal of the microphone possible.

An advantageous embodiment of the invention provides that in the holder attached microphone in a to the top of the damping element rotatable substantially parallel plane and / or in a Top of the damping element substantially vertical plane is pivotable. This will align the microphone accordingly the wishes of the musician or sound engineer.

According to a development, the holder is permanently on the damping element appropriate. An advantageous alternative provides that the holder releasably attached to the damping element. This allows the damping element If required, it can also be used without a microphone holder.

A further embodiment provides that the position of the holder on the Top of the damping element is fixed. According to an advantageous alternative embodiment is the position for mounting the holder variable at the top of the damping element. This offers musicians or sound engineers the possibility of the arrangement of the microphone in the interior of the drum to adapt to the respective requirements.

An advantageous development of the invention is that the holder a base plate, a rod-shaped element and a holding element with a microphone recording, in particular a substantially cylindrical Microphone recording, includes. Preferably, there are base plate and / or rod-shaped element essentially of metal. At the base plate a foam may be attached for damping.

Advantageously, it can be provided that the rod-shaped element attached to the base plate, in particular permanently attached, for example through a welded joint.

Furthermore, it can be provided that the holding element on the rod-shaped Element is attached, in particular releasably attached. This attachment can be done for example via a connector and / or a Snap connection or a screw connection.

In a further advantageous embodiment of the invention, the holding element comprises the holder a first sub-element for attachment of the holding element on the rod-shaped element and a second sub-element for fixing a microphone, wherein the second sub-element on the first sub-element is pivotally mounted. The pivoting movement can, for example be realized via a joint. With an appropriate attachment of the Retaining element on the rod-shaped element or on the damping element This version allows the alignment of the microphone holder used microphone, in particular the orientation in a vertical Level.

According to an advantageous embodiment of the invention, the base plate the holder in the cavity between stiffening plate and outer layer arranged or locatable such that the rod-shaped element through the at least one opening in the outer layer facing outward. Advantageously, it may further be provided that the rod-shaped element within the opening through which it faces outward, any one Position can take and / or the position of the rod-shaped element can be fixed within the opening, in particular detachably fixed. Alternatively or additionally, it may be provided that the rod-shaped element has at least one male threaded portion. This allows the holder with a wound on the rod-shaped member first nut whose Internal thread adapted to the external thread of the rod-shaped element is to be releasably fixed to the opening. Alternatively or additively Furthermore, the holding element have an internal thread with which it on the with a male threaded portion provided rod-shaped element in any Rotary position attachable and by a on the rod-shaped element arranged second nut whose internal thread to the external thread the rod-shaped element is adapted, is detachably fixable.

These embodiments enable the positioning of the microphone holder inside the openings in the outer layer, in particular as Slots are formed and thus represent guide slots for the holder. A selected position may, for example, by a on the Threads of the rod-shaped element turned up and against the base plate firmly turned first nut to be fixed. This is the horizontal position the microphone adjustable. Furthermore, the horizontal orientation of the Microphones by selecting the appropriate rotational position of the holder set the rod-shaped element and by tightening a likewise on the thread of the rod-shaped element untwisted second nut be fixed against the retaining element. First and second mother are advantageously designed and dimensioned for easy handling on the threaded rod by hand without additional tools possible is.

FIG 1

die Draufsicht auf ein Ausführungsbeispiel eines Dämpfungselements,

FIG 2

einen vertikalen Schnitt durch ein Dämpfungselement nach FIG 1 mit einer an der Oberseite angeordneten Mikrophonhalterung und

FIG 3

einen vertikalen Schnitt durch eine zu FIG 1 und FIG 2 alternative Ausführungsform einer an einem Dämpfungselement angeordneten Mikrophonhalterung.

The invention will be explained below with regard to further features and advantages with reference to the description of exemplary embodiments and with reference to the accompanying drawings. Show it

FIG. 1

the top view of an embodiment of a damping element,

FIG. 2

a vertical section through a damping element according to FIG 1 with an arranged on the top microphone mount and

FIG. 3

a vertical section through an alternative to FIG 1 and FIG 2 embodiment of a arranged on a damping element microphone holder.

1 shows a plan view of the top 15 of a pillow designed as Damping element 10. On the top 15 of the damping element 10 is an outer layer over a stiffening plate (not shown in FIG. 1) 11 arranged. This outer layer 11 may for example consist of a stable rubber material. Via a seam connection 14 is the outer layer 11 connected to the damping element 10 and fastening screws 13 on the stiffening plate 17 (not shown in FIG. 1) attached. In the outer layer 11 is an opening 12 in the form of two itself cruising slots installed. These slots form the guide slots for the movement of the holder 18 (not shown in FIG 1).

The concrete mounting of the holder 18 for a microphone is shown in FIG shown as a vertical sectional drawing. In the lower part of FIG 2 is a vertical section through a portion of the damping element 10 to see. The filling 19 in the interior of the damping element 10 consists of a sound-absorbing material. This filling 19 is with a substance 20th overdrawn. In FIG 2, this substance forms the top 15 and the bottom 16 of the damping element 10. At the top 15 of the damping element 10, the stiffening plate 17 is attached. Above it is, from the Stiffening plate 17 separated by a cavity 21, the outer layer 11. In this outer layer 11 is shown in FIG 2 as a section, an opening 12 in the form of a slot.

The holder 18 for the microphone comprises a base plate 22, for example made of metal. At the bottom of the base plate 22 can for Damping a foam be attached (not shown). Further includes the holder 18 has a rod-shaped attached to the base plate 22 Element 23, which at least partially provided with an external thread 32 is, and a first nut 24 and a second nut 25, both Internal thread adapted to the external thread 32 of the rod-shaped element 23 is. Furthermore, the holder 18 comprises a holding element 26. Das Holding element 26 in turn comprises a first sub-element 27 and a second Part element 28. The first part element 27 includes an internal thread 29, with it attached to the external thread 32 of the rod-shaped element 23 can be. The second sub-element 28 is via a hinge 30 in vertical Direction pivotally attached to the first sub-element 27. Part of the second sub-element 28 is the cylindrical microphone holder 31.

In Figure 2, the holder 18 is attached to the damping element 10. For this is the base plate 22 in the cavity 21 between stiffening plate 17th and outer layer 11 used. The attached to the base plate 22 rod-shaped Element 23 has through the opening 12 through to the outside. On this way, the base plate 12 and thus the entire holder 18 along the opening 12 formed as guide slots (see FIG become. The fixation of the holder 18 is carried out by tightening the first nut 24 on the external thread 32 of the rod-shaped element 23, as shown in FIG.

At the upper end of the rod-shaped element 23 in FIG 2, the holding element 26 screwed. The exact rotational position of the holding element 26 can thereby - As shown in FIG 2 - by tightening the second nut 25 on the External thread 32 of the rod-shaped element 23 against the first part element 27 of the holding member 26 are fixed.

• Bewegung in horizontaler Richtung durch Verschiebung der Basisplatte 22 der Halterung 18 entlang der Führungsschlitze 12,
• Horizontale Ausrichtung durch Drehen des über das Innengewinde 29 an dem Außengewinde 32 des stabförmigen Elements 23 angebrachten ersten Teilelements 27 des Halteelements 26 in Relation zum stabförmigen Element 23,
• Vertikale Ausrichtung durch Bewegung des zweiten Teilelements 28 gegenüber dem ersten Teilelement 27 des Halteelements 26 über das Gelenk 30.

Overall, the illustrated embodiment thus allows the following possibilities of movement for a mounted in the microphone holder 31 of the holder 18 microphone:

• Movement in horizontal direction by displacement of the base plate 22 of the holder 18 along the guide slots 12,
• Horizontal alignment by rotation of the first partial element 27 of the holding element 26, which is attached via the internal thread 29 to the external thread 32 of the rod-shaped element 23, in relation to the rod-shaped element 23,
• Vertical alignment by movement of the second sub-element 28 relative to the first sub-element 27 of the holding element 26 via the joint 30.

3 shows an alternative embodiment of the arrangement of a Holder 18 at the top 15 of a damping element 10. In this case comparable to the embodiment shown in Figures 1 and 2 Components designated by the same reference numerals. In the in FIG. 3 The arrangement shown is not an embodiment of the invention, but by way of example, the understanding of the invention facilitated.

The damping element 10 in FIG. 3 is identical to the damping element 10 in FIG. 2 and has an upper side 15 and a lower side 16. The filling 19 is again covered by a fabric 20. At the top 15 of the damping element 10, a stiffening plate 17 is attached.

The holder 18 in FIG. 3 comprises a base plate 22 on one side thereof a rod-shaped element 23 is mounted. Base plate 22 and rod-shaped Element 23 may be made of metal. The connection between them can be a welded joint. The rod-shaped element 23 in FIG. 3 is round and has in its outer half an annular groove 36. The Holder 18 further comprises a holding element 26. The holding element 26 in turn comprises a first sub-element 27 and a second sub-element 28. Im Contrary to the exemplary embodiment in FIG. 2, first partial element 27 and second sub-element 28 in FIG 3 firmly connected together or as a Manufactured element. The second sub-element 28 comprises a cylindrical Microphone recording 31.

The first sub-element 27 of the holding element 26 includes a shaft 33, its dimensions to the dimensions of the rod-shaped element 23rd are adapted such that the holding element 26 on the rod-shaped element 23 can be plugged. Between the rod-shaped element 23 and the holding element 26 is thus a plug connection. The shaft 33 is the receiving shaft for the rod-shaped element 23. To fix this Plug connection is provided a special snap connection. Two on the shaft 33 in the first sub-element 27 of the holding element 26 in recesses oppositely arranged balls 35 are springs 34th pressed to the shaft 33 out. Is the rod-shaped element 23 inserted there, These balls 35 engage in the groove 36 of the rod-shaped element 23rd one. Thus, the holding element 26 is in a plane vertical to the base plate 22nd fixed, but can be removed with appropriate tensile forces again. Upon removal, the balls 35 are pushed back against the springs 34. Since the groove 36 is arranged annularly around the rod-shaped element 23 is the holding member 26 about the rod-shaped element 23 and thus in one Level parallel to the base plate 22 rotatable.

The base plate 22 and with it the entire holder 18 is shown in FIG 3 directly attached to the stiffening plate 17 of the damping element 10. The attachment via screw connections. In FIG 3 are for symbolization this screw two screws 37 shown in section. To a flexible positioning of the bracket 18 on the stiffening plate 17 allow in the stiffening plate several matching receiving thread be provided for the screws 37 (not shown).

The embodiments of the individual components and connections in the various embodiments in FIG 1, FIG 2 and FIG 3 can be combined with each other as desired. For example, in 3 shows the first sub-element 27 and the second sub-element 28 of the holding element 26 movable via a joint 30 in analogy to FIG 2 with each other be connected. Conversely, the corresponding connection in FIG be executed as shown in FIG 3. Similarly, the plug / snap connection between rod-shaped element 23 and holding element 26 in FIG. 3 and the corresponding screw connection in FIG. 2 in each case another embodiment can be used. The same applies to the arrangement and fixing the base plate 22 to the stiffening plate 17 of the Damping element 10.

LIST OF REFERENCE NUMBERS

10

damping element

11

outer layer

12

Opening in the form of slots

13

fixing screw

14

seam

15

Top of the damping element 10th

16

Bottom of the damping element 10th

17

stiffening plate

18

bracket

19

filling

20

material

21

cavity

22

baseplate

23

rod-shaped element

24

first mother

25

second mother

26

retaining element

27

first subelement

28

second subelement

29

inner thread

30

joint

31

microphone recording

32

external thread

33

shaft

34

feather

35

Bullet

36

groove

37

screw

Claims (12)

1. Damping element designed and intended for placing in the interior of a percussion instrument, in particular a bass drum,

   a) wherein the damping element (10) is designed like a cushion and has an upper side (15) and a lower side (16), and

   b) wherein one or more materials (19) having sound-insulating properties are arranged between upper side (15) and lower side (16),

   c) wherein a mounting (18) for fixing a microphone is arranged on the upper side (15) of the damping element (10),

   d) wherein a stiffening plate (17), in particular made from plastic, is arranged, in particular attached, to the upper side (15) of the damping element (10) essentially parallel to the upper side (15),

   e) wherein an outer layer (11), in particular made from a rubber-like material, running essentially parallel to the upper side (15) of the damping element (10), is arranged on the upper side (15) of the damping element (10) above the stiffening plate (17) and separated from the latter by a cavity (21),

   which is joined at least at its edge region to the stiffening plate (17) and/or to the damping element (10), and

   which has at least one opening (12), in particular a slot (12), passing through the outer layer (11), and

   f) wherein the mounting (18) of the microphone in the cavity (21) has a base plate (22) which is introduced between stiffening plate (17) and outer layer (11) and a rod-like element (23) attached to the base plate (22) points outwards through the opening (12) in the outer layer (11).
2. Damping element according to claim 1, characterised in that the microphone is fixed or can be fixed permanently or releasably in the mounting (18).
3. Damping element according to one of the preceding claims, characterised in that the microphone attached in the mounting (18) can be rotated in a plane essentially parallel to the upper side (15) of the damping element (10) and/or can be pivoted in a plane essentially vertical to the upper side (15) of the damping element (10).
4. Damping element according to one of the preceding claims, characterised in that the mounting (18) is attached permanently or releasably to the damping element (10).
5. Damping element according to one of the preceding claims, characterised in that the position for attaching the mounting (18) to the upper side (15) of the damping element (10) is fixed or variable.
6. Damping element according to one of the preceding claims, characterised in that the mounting (18) comprises a base plate (22), in particular essentially made from metal, a rod-like element (23), in particular essentially made from metal, and a mounting element (26) having a microphone receiver (31), in particular an essentially cylindrical microphone receiver.
7. Damping element according to claim 6, characterised in that the rod-like element (23) is attached to the base plate (22), in particular is permanently attached.
8. Damping element according to claim 6 or 7, characterised in that the mounting element (26) is attached to the rod-like element (23), in particular is releasably attached, in particular via a plug connection and/or snap connection or screw connection.
9. Damping element according to one of claims 6 to 8, characterised in that the mounting element (26) of the mounting (18) comprises

   a) a first part element (27) for attaching the mounting element (26) on the rod-like element (23) and

   b) a second part element (28) for fixing a microphone, wherein

   c) the second part element (28) is attached pivotably to the first part element (27).
10. Damping element according to one of claims 6 to 9, characterised in that the base plate (22) of the mounting (18) in the cavity (21) is arranged or can be arranged between stiffening plate (17) and outer layer (11) such that the rod-like element (23) points outwards through the at least one opening (12) in the outer layer (11).
11. Damping element according to claim 10, characterised in that the rod-like element (23) can occupy any position within the opening (12), through which it points outwards, and/or the position of the rod-like element (23) within the opening (12) can be fixed, in particular can be releasably fixed.
12. Damping element according to claim 10 or 11, characterised in that

    a) the rod-like element (23) has at least one external thread section (32) and

    b) the mounting (18) having a first nut (24) screwed onto the rod-like element (23), the internal thread of the nut (24) being adapted to the external thread (32) of the rod-like element (23), can be releasably fixed to the opening, and/or

    c) the mounting element (26) has an internal thread (29), with which it can be attached to the rod-like element (23) in any position of rotation and can be releasably fixed by a second nut (25) arranged on the rod-like element (23), the internal thread of the nut (25) being adapted to the external thread (32) of the rod-like element (23).

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