EP0775815B1 - Accessory support for an internal combustion engine - Google Patents

Accessory support for an internal combustion engine Download PDF

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Publication number
EP0775815B1
EP0775815B1 EP96116215A EP96116215A EP0775815B1 EP 0775815 B1 EP0775815 B1 EP 0775815B1 EP 96116215 A EP96116215 A EP 96116215A EP 96116215 A EP96116215 A EP 96116215A EP 0775815 B1 EP0775815 B1 EP 0775815B1
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EP
European Patent Office
Prior art keywords
internal combustion
combustion engine
timing cover
mounting device
unit mounting
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.)
Expired - Lifetime
Application number
EP96116215A
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German (de)
French (fr)
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EP0775815A1 (en
Inventor
Gerhard Haussmann
Horst Hirschberger
Hans Schwiedessen
Gerhard Hövelmann
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Daimler Benz AG
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DaimlerChrysler AG
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Publication of EP0775815A1 publication Critical patent/EP0775815A1/en
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B67/00—Engines characterised by the arrangement of auxiliary apparatus not being otherwise provided for, e.g. the apparatus having different functions; Driving auxiliary apparatus from engines, not otherwise provided for
    • F02B67/10—Engines characterised by the arrangement of auxiliary apparatus not being otherwise provided for, e.g. the apparatus having different functions; Driving auxiliary apparatus from engines, not otherwise provided for of charging or scavenging apparatus

Definitions

  • the invention relates to an assembly carrier for an internal combustion engine according to the preamble of claim 1.
  • DE 28 54 992 A1 is a generic assembly carrier an internal combustion engine known.
  • the essentially plate-shaped Subframe is a separate component on one End face of a motor housing of the internal combustion engine attached and has receptacles for attaching auxiliary units that driven from the crankshaft with a belt. For this is a drive pulley connected to the crankshaft stored in the subframe.
  • An advantage of the assembly carrier according to the invention is that that arranged between the recordings for the ancillary units truss-like stiffening of the control housing cover the auxiliary units are attached directly to the timing case cover can.
  • the separate subframe can thus be omitted, resulting in a simplified, less expensive manufacture and leads to considerable weight savings.
  • Arrangement and Formation of the support structure enables a good introduction of force the ancillaries over the timing case cover into the engine case.
  • Another advantage of the assembly carrier according to the invention is in that the natural frequency of the timing case cover increases is, thereby reducing the vibration of the auxiliary units and at the same time noise reduction during engine operation is achieved.
  • Advantageous in the embodiment according to the invention 3 is the arrangement of some auxiliary units in the side Edge area of the outside of the timing case cover, since the adjacent Web walls of the timing case cover from the ancillary units Transfer the forces introduced directly into the motor housing and thus the bending stress on the timing case cover is relatively small.
  • An advantage of the subframe according to the invention 4 lies in the further stiffening of the control housing cover through the mounting eyes integrated in the support structure.
  • Fig. 1 is designed as a control housing cover 1 assembly carrier shown for an internal combustion engine.
  • the timing case cover 1 serves to cover a not shown Control chain of the internal combustion engine and is on the end of this flanged.
  • the one-piece control housing cover 1 is used for receiving of auxiliary units, not shown, described in more detail below and comprises a front panel 2, which is from an end face a motor housing of the internal combustion engine, not shown spaced and substantially parallel to the end face runs. Web walls close at right angles to the front panel 2 3, 3 'and sealing surfaces 3a, 3a' (see FIG. 2), via which the Control housing cover 1 flanged to the front of the engine housing is.
  • the control housing cover 1 is in the installed position on its outside 4 by one in the direction of a transverse axis 5 of the internal combustion engine extending and in the direction of a longitudinal axis 6 of the internal combustion engine raised collar 20 'of a support structure 7 divided into an upper area 8 and a lower area 9.
  • the control housing cover 1 has receptacles 11-15 for attachment of the auxiliary units.
  • a circular receptacle 10 with reinforced in the middle Edge arranged.
  • a drive pulley not shown, which is rotatably connected to a crankshaft and by means of a Belt for driving the auxiliary units.
  • a shaft sealing ring is inserted between the shaft piece and the receptacle 10.
  • the crescent-shaped one arranged to the right of the receptacle 10 Receptacle 11 is used for the lateral attachment of a refrigerant compressor, so that the refrigerant compressor on the outside of the web wall 3 of the control housing cover 1 is present.
  • a receptacle 12 in the form for the refrigerant compressor a three-point support for attaching a power steering pump.
  • a tubular receptacle 13 for an oil filter cartridge is located above the receptacle 12 for the power steering pump.
  • a receptacle 14 for a water pump arranged, on the left side of a recording 15th for the lateral attachment of an alternator, so that the alternator outside on the web wall 3 'of the timing case cover 1 is present.
  • the recordings 11 to 13 and the recording 15 for the auxiliary units are in two in the direction of a vertical axis 16 of the internal combustion engine extending edge areas 17, 18 on the outside 4 of the control housing cover 1 is arranged.
  • the one marked by arrows Edge region 17 runs on the right outside 4 (pictures 11-13) and the one also marked by arrows Edge region 18 runs on the left outer side 4 (Receptacle 15) of the front plate 2 of the timing case cover 1.
  • Fig. 2 shows a perspective view of the inside 19 of the Timing case cover 1.
  • the support structure arranged on its inside 19 7 stiffens the inside of the timing case cover 1 upper area 8 'and a lower area 9' divided.
  • On on the inside 19 part 20 of the truss Support structure 7 is on the outside 4 of the control housing cover 1 completed by the collar 20 'of the support structure 7 (s. Fig. 1).
  • the support structure 7 has a framework between the Recordings 11-15 arranged for the auxiliary units and with the Recordings 11-15 connected transverse ribs 21 and webs 22, wherein the support structure 7 essentially in the direction of the transverse axis 5 the engine runs.
  • transverse ribs 21 and webs 22 has the effect of an extremely rigid timing case cover 1 arises and the force transmission of the auxiliary units over the control housing cover 1 in the motor housing, not shown can be done.
  • the transverse ribs 21 and Web 22 the bending forces generated by the introduction of force opposite.
  • a space 23 for a not shown Timing chain formed between the edge areas 17 and 18 of the recordings of the auxiliary units 11-15 and in Direction of the vertical axis 16 extends.
  • the shaping of the free space 23 takes place in such a way that in the direction of the longitudinal axis 6 of the Internal combustion engine height of the transverse ribs 21 and Web 22 of the support structure 7 in the area of the free space 23 less than in the rest of the support structure 7 is.
  • control housing cover be arranged for auxiliary units.
  • additional recordings can be made on the control housing cover be arranged for auxiliary units.
  • at least one attachment option for a belt tensioning element can be provided which drives the belt of the accessory drive keeps excited.

Description

Die Erfindung betrifft einen Aggregateträger für eine Brennkraftmaschine gemäß dem Oberbegriff des Patentanspruchs 1.The invention relates to an assembly carrier for an internal combustion engine according to the preamble of claim 1.

Aus der DE 28 54 992 A1 ist ein gattungsgemäßer Aggregateträger einer Brennkraftmaschine bekannt. Der im wesentlichen plattenförmige Aggregateträger ist als separates Bauteil an einer Stirnseite eines Motorgehäuses der Brennkraftmaschine befestigt und weist Aufnahmen zur Befestigung von Nebenaggregaten auf, die von der Kurbelwelle aus mit einem Riemen angetrieben werden. Hierfür ist eine mit der Kurbelwelle verbundene Antriebsriemenscheibe in dem Aggregateträger gelagert.DE 28 54 992 A1 is a generic assembly carrier an internal combustion engine known. The essentially plate-shaped Subframe is a separate component on one End face of a motor housing of the internal combustion engine attached and has receptacles for attaching auxiliary units that driven from the crankshaft with a belt. For this is a drive pulley connected to the crankshaft stored in the subframe.

Zum allgemeinen technischen Hintergrund wird auf die DE 29 51 961 A1 verwiesen.For the general technical background, reference is made to DE 29 51 961 A1.

Es ist die Aufgabe der Erfindung, einen Aggregateträger der gattungsgemäßen Art derart auszubilden, daß eine einfachere und insbesondere für Serienstückzahlen kostengünstigere Herstellung möglich ist.It is the object of the invention, an assembly carrier of the generic type Kind in such a way that a simpler and Cost-effective production, especially for volume production is possible.

Diese Aufgabe wird erfindungsgemäß durch die im Kennzeichen des Patentanspruchs 1 gegebenen Merkmale gelöst.This object is achieved by the in the characteristic of Features given claim 1 solved.

Ein Vorteil des erfindungsgemäßen Aggregateträgers liegt darin, daß durch die zwischen den Aufnahmen für die Nebenaggregate angeordnete fachwerkartige Versteifung des Steuergehäusedeckels die Nebenaggregate direkt am Steuergehäusedeckel befestigt werden können. Somit können die separaten Aggregateträger entfallen, was zu einer vereinfachten, kostengünstigeren Herstellung und zu einer erheblichen Gewichtsersparnis führt. Anordnung und Ausbildung der Trägerstruktur ermöglichen eine gute Krafteinleitung der Nebenaggregate über den Steuergehäusedeckel in das Motorgehäuse.An advantage of the assembly carrier according to the invention is that that arranged between the recordings for the ancillary units truss-like stiffening of the control housing cover the auxiliary units are attached directly to the timing case cover can. The separate subframe can thus be omitted, resulting in a simplified, less expensive manufacture and leads to considerable weight savings. Arrangement and Formation of the support structure enables a good introduction of force the ancillaries over the timing case cover into the engine case.

Ein weiterer Vorteil des erfindungsgemäßen Aggregateträgers besteht darin, daß die Eigenfrequenz des Steuergehäusedeckels erhöht wird, wodurch eine verminderte Schwingung der Nebenaggregate und gleichzeitig eine Geräuschverminderung während des Motorbetriebs erreicht wird.Another advantage of the assembly carrier according to the invention is in that the natural frequency of the timing case cover increases is, thereby reducing the vibration of the auxiliary units and at the same time noise reduction during engine operation is achieved.

Bei der erfindungsgemäßen Ausgestaltung nach Anspruch 2 ist von Vorteil, daß der für die Steuerkette benötigte Freiraum im Steuergehäusedeckel integriert ist, wodurch die gußtechnische Gestaltung der Stirnseite des Motorgehäuses vereinfacht wird.In the embodiment according to the invention according to claim 2 is from Advantage that the space required for the timing chain in the timing case cover is integrated, which means the casting design the front of the motor housing is simplified.

Vorteilhaft bei der erfindungsgemäßen Ausgestaltung nach Anspruch 3 ist die Anordnung einiger Nebenaggregate im seitlichen Randbereich der Außenseite des Steuergehäusedeckels, da die angrenzenden Stegwände des Steuergehäusedeckels die von den Nebenaggregaten eingeleiteten Kräfte direkt in das Motorgehäuse weiterleiten und somit die Biegebeanspruchung des Steuergehäusedekkels relativ gering ist.Advantageous in the embodiment according to the invention 3 is the arrangement of some auxiliary units in the side Edge area of the outside of the timing case cover, since the adjacent Web walls of the timing case cover from the ancillary units Transfer the forces introduced directly into the motor housing and thus the bending stress on the timing case cover is relatively small.

Ein Vorteil des erfindungsgemäßen Aggregateträgers nach Anspruch 4 liegt in der weiteren Versteifung des Steuergehäusedeckels durch die in die Trägerstruktur integrierten Befestigungsaugen.An advantage of the subframe according to the invention 4 lies in the further stiffening of the control housing cover through the mounting eyes integrated in the support structure.

Weitere Ausgestaltungen und Vorteile der Erfindung gehen aus den übrigen Unteransprüchen und der Beschreibung hervor.Further refinements and advantages of the invention emerge from the other subclaims and the description.

Ein Ausführungsbeispiel ist im folgenden in zwei Zeichnungen mit weiteren Einzelheiten näher erläutert, und zwar zeigen:

Fig. 1
eine perspektivische Vorderansicht eines erfindungsgemäßen Steuergehäusedeckels für eine Brennkraftmaschine, der Aufnahmen zur Befestigung von Nebenaggregaten aufweist, wobei zwischen den Aufnahmen eine den Steuergehäusedeckel versteifende Trägerstruktur angeordnet ist und
Fig. 2
eine perspektivische Ansicht der der Brennkraftmaschine zugewandten Seite des Steuergehäusedeckels mit den fachwerkartigen Rippen der Trägerstruktur.
An exemplary embodiment is explained in more detail in the following in two drawings, showing:
Fig. 1
a front perspective view of a timing case cover according to the invention for an internal combustion engine, which has receptacles for fastening auxiliary units, wherein a support structure stiffening the timing case cover is arranged between the receptacles and
Fig. 2
a perspective view of the engine facing side of the control housing cover with the framework-like ribs of the support structure.

In Fig. 1 ist ein als Steuergehäusedeckel 1 ausgebildeter Aggregateträger für eine Brennkraftmaschine dargestellt. Der Steuergehäusedeckel 1 dient zur Abdeckung einer nicht dargestellten Steuerkette der Brennkraftmaschine und ist stirnseitig an dieser angeflanscht.In Fig. 1 is designed as a control housing cover 1 assembly carrier shown for an internal combustion engine. The timing case cover 1 serves to cover a not shown Control chain of the internal combustion engine and is on the end of this flanged.

Der einteilig ausgebildete Steuergehäusedeckel 1 dient zur Aufnahme von nicht dargestellten, unten näher beschriebenen Nebenaggregaten und umfaßt eine Frontplatte 2, die von einer Stirnseite eines Motorgehäuses der nicht dargestellten Brennkraftmaschine beabstandet und im wesentlichen parallel zur Stirnseite verläuft. Rechtwinklig an die Frontplatte 2 schließen Stegwände 3, 3' nebst Dichtflächen 3a, 3a' (siehe Fig. 2) an, über die der Steuergehäusedeckel 1 an der Stirnseite des Motorgehäuses angeflanscht ist.The one-piece control housing cover 1 is used for receiving of auxiliary units, not shown, described in more detail below and comprises a front panel 2, which is from an end face a motor housing of the internal combustion engine, not shown spaced and substantially parallel to the end face runs. Web walls close at right angles to the front panel 2 3, 3 'and sealing surfaces 3a, 3a' (see FIG. 2), via which the Control housing cover 1 flanged to the front of the engine housing is.

Der Steuergehäusedeckel 1 ist in Einbaulage auf seiner Außenseite 4 durch einen sich in Richtung einer Querachse 5 der Brennkraftmaschine erstreckenden und in Richtung einer Längsachse 6 der Brennkraftmaschine erhöhten Bund 20' einer Trägerstruktur 7 in einen oberen Bereich 8 und einen unteren Bereich 9 unterteilt.The control housing cover 1 is in the installed position on its outside 4 by one in the direction of a transverse axis 5 of the internal combustion engine extending and in the direction of a longitudinal axis 6 of the internal combustion engine raised collar 20 'of a support structure 7 divided into an upper area 8 and a lower area 9.

Der Steuergehäusedeckel 1 weist Aufnahmen 11-15 zur Befestigung der Nebenaggregate auf. Im unteren Bereich 9 des Steuergehäusedeckels 1 ist mittig eine kreisförmige Aufnahme 10 mit verstärktem Rand angeordnet. Durch die Aufnahme 10 ist ein Wellenstück einer nicht dargestellten Antriebsriemenscheibe durchgeführt, das drehfest mit einer Kurbelwelle verbunden ist und mittels eines Riemens zum Antrieb der Nebenaggregate dient. Zur Abdichtung des durch den Steuergehäusedeckel 1 umschlossenen Raumes ist zwischen Wellenstück und Aufnahme 10 ein Wellendichtring eingelegt.The control housing cover 1 has receptacles 11-15 for attachment of the auxiliary units. In the lower area 9 of the timing case cover 1 is a circular receptacle 10 with reinforced in the middle Edge arranged. Through the receptacle 10 is a shaft piece performed a drive pulley, not shown, which is rotatably connected to a crankshaft and by means of a Belt for driving the auxiliary units. For sealing of the space enclosed by the control housing cover 1 a shaft sealing ring is inserted between the shaft piece and the receptacle 10.

Die rechts neben der Aufnahme 10 angeordnete, halbmondförmige Aufnahme 11 dient zur seitlichen Befestigung eines Kältemittelverdichters, so daß der Kältemittelverdichter außen an der Stegwand 3 des Steuergehäusedeckels 1 anliegt.The crescent-shaped one arranged to the right of the receptacle 10 Receptacle 11 is used for the lateral attachment of a refrigerant compressor, so that the refrigerant compressor on the outside of the web wall 3 of the control housing cover 1 is present.

Im oberen Bereich 8 des Steuergehäusedeckels 1 ist über der Aufnahme 11 für den Kältemittelverdichter eine Aufnahme 12 in Form einer Dreipunktauflage zur Befestigung einer Lenkhelfpumpe angeordnet. Oberhalb der Aufnahme 12 für die Lenkhelfpumpe befindet sich eine rohrförmige Aufnahme 13 für eine Ölfilterpatrone. Links neben der Aufnahme 13 ist eine Aufnahme 14 für eine Wasserpumpe angeordnet, zu deren linken Seite sich eine Aufnahme 15 zur seitlichen Befestigung einer Lichtmaschine befindet, so daß die Lichtmaschine außen an der Stegwand 3' des Steuergehäusedekkels 1 anliegt.In the upper area 8 of the control housing cover 1 is above the receptacle 11 a receptacle 12 in the form for the refrigerant compressor a three-point support for attaching a power steering pump. Is located above the receptacle 12 for the power steering pump a tubular receptacle 13 for an oil filter cartridge. To the left of the receptacle 13 is a receptacle 14 for a water pump arranged, on the left side of a recording 15th for the lateral attachment of an alternator, so that the alternator outside on the web wall 3 'of the timing case cover 1 is present.

Die Aufnahmen 11 bis 13 sowie die Aufnahme 15 für die Nebenaggregate sind in zwei in Richtung einer Hochachse 16 der Brennkraftmaschine verlaufenden Randbereichen 17, 18 an der Außenseite 4 des Steuergehäusedeckels 1 angeordnet. Der durch Pfeile gekennzeichnete Randbereich 17 verläuft an der rechten Außenseite 4 (Aufnahmen 11-13) und der ebenfalls durch Pfeile gekennzeichnete Randbereich 18 verläuft an der linken Außenseite 4 (Aufnahme 15) der Frontplatte 2 des Steuergehäusedeckels 1. Die an der Frontplatte 2 angrenzenden und in Richtung auf das Motorgehäuse verlaufenden Stegwände 3, 3' wirken zum einen versteifend und zum anderen werden die von den Nebenaggregaten eingeleiteten Kräfte direkt an das Motorgehäuse weitergeleitet, wodurch die Biegebeanspruchung des Steuergehäusedeckels relativ gering bleibt.The recordings 11 to 13 and the recording 15 for the auxiliary units are in two in the direction of a vertical axis 16 of the internal combustion engine extending edge areas 17, 18 on the outside 4 of the control housing cover 1 is arranged. The one marked by arrows Edge region 17 runs on the right outside 4 (pictures 11-13) and the one also marked by arrows Edge region 18 runs on the left outer side 4 (Receptacle 15) of the front plate 2 of the timing case cover 1. Die adjacent to the front panel 2 and towards the motor housing extending web walls 3, 3 'have a stiffening effect and on the other hand, those introduced by the auxiliary units Forces transmitted directly to the motor housing, causing the bending stress of the timing case cover relative remains low.

Fig. 2 zeigt eine perspektivische Ansicht der Innenseite 19 des Steuergehäusedeckels 1. Um die Steifigkeit und die Eigenfrequenz des Steuergehäusedeckels 1 zu erhöhen, ist dieser erfindungsgemäß über die an seiner Innenseite 19 angeordnete Trägerstruktur 7 versteift, die den Steuergehäusedeckel 1 auch innen in einen oberen Bereich 8' und einen unteren Bereich 9' unterteilt. Ein an der Innenseite 19 befindlicher Teil 20 der fachwerkartigen Trägerstruktur 7 wird an der Außenseite 4 des Steuergehäusedekkels 1 durch den Bund 20' der Trägerstruktur 7 abgeschlossen (s. Fig. 1). Die Trägerstruktur 7 weist fachwerkartig zwischen den Aufnahmen 11-15 für die Nebenaggregate angeordnete und mit den Aufnahmen 11-15 verbundene Querrippen 21 und Stege 22 auf, wobei die Trägerstruktur 7 im wesentlichen in Richtung der Querachse 5 der Brennkraftmaschine verläuft. Die Anordnung der Querrippen 21 und Stege 22 hat den Effekt, daß ein extrem steifer Steuergehäusedeckel 1 entsteht und die Krafteinleitung der Nebenaggregate über den Steuergehäusedeckel 1 in das nicht dargestellte Motorgehäuse erfolgen kann. Insbesondere wirken die Querrippen 21 und Stege 22 den durch die Krafteinleitung erzeugten Biegekräften entgegen.Fig. 2 shows a perspective view of the inside 19 of the Timing case cover 1. About the rigidity and natural frequency to increase the control housing cover 1, this is according to the invention via the support structure arranged on its inside 19 7 stiffens the inside of the timing case cover 1 upper area 8 'and a lower area 9' divided. On on the inside 19 part 20 of the truss Support structure 7 is on the outside 4 of the control housing cover 1 completed by the collar 20 'of the support structure 7 (s. Fig. 1). The support structure 7 has a framework between the Recordings 11-15 arranged for the auxiliary units and with the Recordings 11-15 connected transverse ribs 21 and webs 22, wherein the support structure 7 essentially in the direction of the transverse axis 5 the engine runs. The arrangement of the transverse ribs 21 and webs 22 has the effect of an extremely rigid timing case cover 1 arises and the force transmission of the auxiliary units over the control housing cover 1 in the motor housing, not shown can be done. In particular, the transverse ribs 21 and Web 22 the bending forces generated by the introduction of force opposite.

Zur optimalen Ausnutzung des Bauraumes ist an der Innenseite 19 des Steuergehäusedeckels 1 ein Freiraum 23 für eine nicht dargestellte Steuerkette ausgeformt, der sich zwischen den Randbereichen 17 und 18 der Aufnahmen der Nebenaggregate 11-15 und in Richtung der Hochachse 16 erstreckt. Die Ausformung des Freiraumes 23 erfolgt derart, daß die in Richtung der Längsachse 6 der Brennkraftmaschine verlaufende Höhe der Querrippen 21 und der Stege 22 der Trägerstruktur 7 in dem Bereich des Freiraumes 23 geringer als im übrigen Bereich der Trägerstruktur 7 ausgebildet ist.For optimal use of the installation space, there is 19 on the inside of the control housing cover 1, a space 23 for a not shown Timing chain formed between the edge areas 17 and 18 of the recordings of the auxiliary units 11-15 and in Direction of the vertical axis 16 extends. The shaping of the free space 23 takes place in such a way that in the direction of the longitudinal axis 6 of the Internal combustion engine height of the transverse ribs 21 and Web 22 of the support structure 7 in the area of the free space 23 less than in the rest of the support structure 7 is.

In die Trägerstruktur 7 sind zur weiteren Versteifung des Steuergehäusedeckels 1 Befestigungsaugen 24 integriert, durch die der Steuergehäusedeckel 1 mit Hilfe von durch die Befestigungsaugen 24 steckbaren Schrauben an der Brennkraftmaschine angeflanscht ist, wobei sich zwischen den Dichtflächen 3a, 3a' der Stegwände 3, 3' und dem Motorgehäuse eine nicht dargestellte Dichtung befindet. In the support structure 7 are to further stiffen the control housing cover 1 mounting eyes 24 integrated through the timing case cover 1 with the help of through the mounting eyes 24 pluggable screws flanged to the internal combustion engine is, with between the sealing surfaces 3a, 3a ' Web walls 3, 3 'and the motor housing a not shown Seal is located.

Desweiteren können an dem Steuergehäusedeckel zusätzliche Aufnahmen für Nebenaggregate angeordnet sein. Ferner kann an dem Steuergehäusedeckel mindestens eine Befestigungsmöglichkeit für ein Riemenspannelement vorgesehen werden, das den Riemen des Nebenaggregateantriebs gespannt hält.Furthermore, additional recordings can be made on the control housing cover be arranged for auxiliary units. Furthermore, on the Control housing cover at least one attachment option for a belt tensioning element can be provided which drives the belt of the accessory drive keeps excited.

Claims (5)

  1. A unit mounting device for an internal combustion engine comprising an engine casing and a timing cover, with the unit mounting device being fixed to the front of the internal combustion engine and featuring receiving elements for fixing auxiliary units, in particular a generator, power steering pump and coolant compressor,
    characterised in that
    the unit mounting device and the timing cover (1) are designed as one piece and that the unit is reinforced by means of a mounting structure (7) which has cross ribs (21) and struts (22) positioned in a framework between the receiving elements (11 to 15) and connected to them.
  2. A unit mounting device in accordance with Claim 1,
    characterised in that
    a free space (23) for a timing chain is created inside (19) the timing cover (1) in the mounting structure (7) which extends along a vertical axis (16) of the internal combustion engine.
  3. A unit mounting device in accordance with Claim 1 or 2,
    characterised in that
    the receiving elements (11, 12, 13 and 15) for the auxiliary units are located in two edge areas (17, 18) which run along a vertical axis (16) ofthe internal combustion engine outside (4) the timing cover (1), with the free space (23) for the control chain being inside (19) the timing cover (1).
  4. An engine mount in accordance with one of Claims 1 to 3,
    characterised in that
    fixing eyes (24) to fix the timing cover (1) to the internal combustion engine are integrated in the mounting structure (7) to further strengthen the timing cover (1),
  5. A unit mounting device in accordance with one of Claims 1 to 4,
    characterised in that
    at least one fixing device for a belt tensioning element is located on the timing cover (1).
EP96116215A 1995-11-21 1996-10-10 Accessory support for an internal combustion engine Expired - Lifetime EP0775815B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19543350A DE19543350C1 (en) 1995-11-21 1995-11-21 Support structure for auxiliary equipment on IC engine
DE19543350 1995-11-21

Publications (2)

Publication Number Publication Date
EP0775815A1 EP0775815A1 (en) 1997-05-28
EP0775815B1 true EP0775815B1 (en) 2000-08-02

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EP96116215A Expired - Lifetime EP0775815B1 (en) 1995-11-21 1996-10-10 Accessory support for an internal combustion engine

Country Status (3)

Country Link
US (1) US5692466A (en)
EP (1) EP0775815B1 (en)
DE (2) DE19543350C1 (en)

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DE102005057709A1 (en) * 2005-12-02 2007-06-06 Audi Ag Internal-combustion engine, has belt tensioner, auxiliaries driven or not driven by belt arranged at auxiliary support whereby channel is formed for fluid or gas in auxiliary support

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DE19732370A1 (en) * 1997-07-28 1999-02-04 Volkswagen Ag Auxiliary unit module for an internal combustion engine
US6244239B1 (en) * 1997-11-19 2001-06-12 Simpson Industries Integrated front end accessory drive system
US6167782B1 (en) 1997-12-08 2001-01-02 Simpson Industries, Inc. Engine module locator bushing
USD428832S (en) * 1999-01-11 2000-08-01 Matthies Lawayne L Outer cam cover for motorcycle engine
DE19942275A1 (en) * 1999-09-04 2001-03-15 Porsche Ag Carrier for an auxiliary unit of an internal combustion engine
US7086369B2 (en) * 2000-06-08 2006-08-08 The Gates Corporation Integrated power transmission drive and method
GB0016203D0 (en) * 2000-06-30 2000-08-23 Lucas Industries Ltd Support element
US6564893B2 (en) 2000-12-12 2003-05-20 Murray Lipman Pre-wired battery box for rapid installation and connection of batteries
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US5692466A (en) 1997-12-02
EP0775815A1 (en) 1997-05-28
DE59605674D1 (en) 2000-09-07
DE19543350C1 (en) 1996-11-14

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