EP0757172B1 - Moteur à combustion interne sur lequel est fixé un module d'aspiration ou un conduit d'aspiration et méthode pour fixer un module d'aspiration ou un conduit d'aspiration à un tel moteur - Google Patents

Moteur à combustion interne sur lequel est fixé un module d'aspiration ou un conduit d'aspiration et méthode pour fixer un module d'aspiration ou un conduit d'aspiration à un tel moteur Download PDF

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Publication number
EP0757172B1
EP0757172B1 EP96106971A EP96106971A EP0757172B1 EP 0757172 B1 EP0757172 B1 EP 0757172B1 EP 96106971 A EP96106971 A EP 96106971A EP 96106971 A EP96106971 A EP 96106971A EP 0757172 B1 EP0757172 B1 EP 0757172B1
Authority
EP
European Patent Office
Prior art keywords
holding
holding element
combustion engine
suction module
internal combustion
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
EP96106971A
Other languages
German (de)
English (en)
Other versions
EP0757172A3 (fr
EP0757172A2 (fr
Inventor
Udo Dipl.-Ing. Hafner
Walter Lorch
Eckhard Dipl.-Ing. Bodenhausen
Hans-Dieter Dipl.-Ing. Siems
Thomas Dipl.-Ing. Gregorius
Werner Dipl.-Ing. Haarer
Albert Staacke
Uwe Schopper
Bernd Koch
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of EP0757172A2 publication Critical patent/EP0757172A2/fr
Publication of EP0757172A3 publication Critical patent/EP0757172A3/fr
Application granted granted Critical
Publication of EP0757172B1 publication Critical patent/EP0757172B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
    • F02M35/10—Air intakes; Induction systems
    • F02M35/10006—Air intakes; Induction systems characterised by the position of elements of the air intake system in direction of the air intake flow, i.e. between ambient air inlet and supply to the combustion chamber
    • F02M35/10078—Connections of intake systems to the engine
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
    • F02M35/10—Air intakes; Induction systems
    • F02M35/10091—Air intakes; Induction systems characterised by details of intake ducts: shapes; connections; arrangements
    • F02M35/10111—Substantially V-, C- or U-shaped ducts in direction of the flow path
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
    • F02M35/10—Air intakes; Induction systems
    • F02M35/10373—Sensors for intake systems
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05C—INDEXING SCHEME RELATING TO MATERIALS, MATERIAL PROPERTIES OR MATERIAL CHARACTERISTICS FOR MACHINES, ENGINES OR PUMPS OTHER THAN NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES
    • F05C2225/00—Synthetic polymers, e.g. plastics; Rubber
    • F05C2225/08—Thermoplastics

Definitions

  • the invention is based on an internal combustion engine a suction module attached to the internal combustion engine or Suction pipe according to the preamble of claim 1 or them relates to a method for attaching a suction module an internal combustion engine according to claim 15.
  • a Fasteners hold the suction pipe or suction module in a holding direction against the internal combustion engine.
  • the fastener comprises several Fastening screws with which the suction pipe against the Internal combustion engine, especially against a cylinder head the internal combustion engine is held.
  • Screw heads of the fastening screws for a suitable one Be accessible for mounting the suction module or the intake manifold to the internal combustion engine or for disassembly from the internal combustion engine Screw heads of the fastening screws for a suitable one Be accessible.
  • the cylinder head includes Crankcase or a cylinder tube of the internal combustion engine upwards and takes up gas exchange organs, for example. It also forms together with a piston of the internal combustion engine a desired combustion chamber shape.
  • usual internal combustion engines is usually a Cylinder head for all cylinders of the internal combustion engine used.
  • the intake manifold an increasing number of other components connected.
  • This Components are, for example, a throttle device Control unit, a pressure sensor, a temperature sensor, a Injection valve, a fuel distributor, an ignition coil, a tank ventilation valve and other actuators, Sensors, cables, hoses, etc.
  • the above Components can also be used in multiple numbers on one intake manifold be provided.
  • the suction pipe together with the attached or integrated components is often considered a called so-called suction module.
  • Suction module often relatively voluminous, which is the accessibility difficult to the fastening screws. It is often necessary that first the suction pipe with the fastening screws screwed to the cylinder head of the internal combustion engine must be before the other components on the Suction pipe can be attached. It is not that possible to complete the suction module with all its components assembled for attachment to the internal combustion engine ready. Also a test of the complete suction module mounting on the internal combustion engine is hardly possible.
  • the intake manifold alone is often already quite voluminous and complicated designed. That is why even if only the intake manifold without further components on the internal combustion engine to be fixed, accessibility to the Fixing screws are often considerably more difficult or at The design of the intake manifold is considerable for the designer limited.
  • US-A-4 372 120 shows an internal combustion engine as a V-engine with two suction lines. There is a on the suction lines Intake pipe connector using several fastening screws screwed on. Between the intake manifold connector and the An elastic seal is provided for each suction line. The elastic seal is arranged so that the Intake pipe connector from the suction lines in terms of vibration is isolated to prevent unwanted sound transmission avoid what is supposed to reduce noise.
  • the internal combustion engine according to the invention with it attached suction module or suction tube with the characteristic Features of claim 1 and the method according to the invention with the features of claim 15 offers the significant advantage that the suction pipe or Fastener holding suction module on the internal combustion engine can be designed with the holding element so that the intake manifold even in difficult installation conditions preferably together with all components or together with essential components of the suction module simply attached to the internal combustion engine or by the internal combustion engine can be dismantled.
  • the fastener with the at least one holding element is advantageously very simple to design so that a unintentional loosening is not possible.
  • the holding element is designed as an elastically deformable element, then you also get in the usual framework lying dimensional tolerances a reliable advantageous fastening of the suction module or the intake manifold on the internal combustion engine.
  • the fastener is particularly easy to manufacture, and it advantageously results a particularly secure connection between the Suction module or suction pipe and the internal combustion engine.
  • the fastener is designed so that the holding element also before the suction module or suction pipe with the Internal combustion engine is connected or even if that Suction module or intake pipe from the internal combustion engine is dismantled, either with the internal combustion engine or with the suction module or suction pipe is coupled, then this offers the advantage that the holding element cannot be lost. If the holding element is attached to the suction module or suction pipe, then this offers the additional advantage that the Holding element together with the suction module or suction pipe and the other components form a preassembly can.
  • the manufacture of the internal combustion engine or the cylinder head the internal combustion engine is simplified if the Holding surface (engine holding surface) on one with the Internal combustion engine connected stop piece (Internal combustion engine stop piece) is provided.
  • the counter holding surface (suction module holding surface) on one with the Suction module or suction pipe connected counter stop (Suction module stop) is provided.
  • a special one simple manufacturing execution also arises if the stop piece or the counter stop piece in the form of a Bolt or stud is realized.
  • the internal combustion engine is, for example an engine, the air or a fuel-air mixture over a suction pipe is fed.
  • the suction pipe can be used together with various other components to a so-called suction module be assembled.
  • the other components can e.g. B. parts required for gasoline injection, as well as various Actuators, sensors, cables and hoses.
  • the components can in particular be a Throttle valve of a throttle device, a control unit, a pressure sensor, a temperature sensor, an injection valve, a fuel distributor, an ignition coil, a Act on the tank vent valve, etc. Depending on the number of These components are cylinders in the internal combustion engine according to the required quantity available.
  • Suction module can be completely prepared and checked if necessary, before being passed on to the internal combustion engine for assembly becomes.
  • the area of the internal combustion engine on which the suction module Usually attached, is often called a cylinder head designated.
  • the Suction module has an intake manifold that is located on the internal combustion engine supports. This is only an example. It is also possible that the suction module is not over the suction pipe, but via another suitable component on the internal combustion engine supports.
  • Figure 1 shows a first embodiment
  • FIG 1 is a section of a cylinder head 2 of an internal combustion engine 4.
  • Figure 1 also shows a suction module 6.
  • the suction module 6 comprises a Intake pipe 8.
  • the suction module 6 is by means of a fastener 10 attached to the cylinder head 2 of the internal combustion engine 4.
  • a flange surface 16 On the cylinder head 2 of the internal combustion engine 4 is a flange surface 16 provided, and on the suction pipe 8 of the suction module 6 there is one Flange surface 18.
  • a recess 20 is provided in the area of the flange 12.
  • the projection 22 stands with the recess 20 so engaged that a guide 24 is formed, the prevents the suction module 6 from facing the internal combustion engine 4 move parallel to the flange surfaces 16, 18 can.
  • the guide 24 only allows movement of the Suction module 6 perpendicular to the internal combustion engine 4 the flange surfaces 16, 18. This direction is in the drawing by an arrow provided with the reference number 30 shown and is referred to below with the holding direction 30.
  • the recess 20 and the projection 22 are not mandatory required.
  • the guide 24 can also be dispensed with become.
  • the flange surfaces 16 and 18 can also be arranged in this way be that together with the flanges 12 and 14 level Areas are created. Possibly. a fixing pin can be provided be the during the assembly of the suction module 6 to the internal combustion engine 4 ensures centering.
  • a suction channel 26 runs through the suction pipe 8.
  • the suction channel 26 runs through the flange surfaces 16, 18 and sets beyond in cylinder head 2.
  • a flange 28 is provided on flange surfaces 16, 18.
  • the Seal 28 surrounds the suction channel 26 and seals the suction channel 26 towards the outside.
  • the fastening means 10 holds the suction module 6 in the direction arrow 30, d. H. in the holding direction 30 against the cylinder head 2 of the internal combustion engine 4.
  • FIG. 1 includes the fastening means 10 a holding surface 32 Holding element 33 and a counter-holding surface 34. On the there is another opposite side of the suction channel 26 further holding surface 32, a further holding element 33 and a further counter surface 34. These parts are also Components of the fastener 10. To read the Description of the exemplary embodiments mentally To enable easy and quick assignment, are below the holding surface 32 mostly as an internal combustion engine holding surface 32 and the counter holding surface 34 as a suction module holding surface 34 designated.
  • the engine holding surface 32 is located directly on Cylinder head 2 of the internal combustion engine 4.
  • the invention can also be designed so that the engine holding surface 32 indirectly with corresponding intermediate pieces the internal combustion engine 2 is connected.
  • the suction module holding surface 34 directly on the suction module 6. It is also possible, however To implement the invention so that the suction module holding surface 34th indirectly via appropriate adapters with the suction module 6 is connected.
  • FIG. 2 shows a section of the view shown in FIG. 1. For the sake of clarity, a different scale was chosen for FIG. 2.
  • the holding element 33 is an elongated structure, the U-shaped cross section shown in Figures 1 and 2 is.
  • the cross section of the holding element 33 can also be as to be called in brackets.
  • the cross section of the Roughly speaking, the holding element 33 can be in a lower one Leg 33a, a bridge 33b and into an upper leg 33c can be divided.
  • the end facing away from bridge 33b of the leg 33c is shaped and the flange 14 of the Suction module 16 is designed in this area so that here forms a fuse 36 (Fig. 2).
  • To form the Fuse 36 are located on the suction module 6 perpendicular to image plane shown in FIG Holding edge 37a and on the holding element 33 a perpendicular Holding lug 38a extending to the image plane.
  • the retaining edge 37a and the retaining lug 38a which is the fuse 36 form, are coordinated so that the holding element 33 not from the engine holding surface 32 and can slide off the suction module holding surface 34, but instead even when exposed to extreme vibrations, that the suction module 6 securely in the holding direction 30 against the Internal combustion engine 4 is held.
  • FIG. 3 shows a view of the long side of the first exemplary embodiment shown in FIG. 1 in front view.
  • FIG. Figure 3 shows the internal combustion engine 4 with the attached suction module 6 in the direction of arrow III.
  • FIG. 3 shows the holding element 33 and another continuous holding element 33z.
  • the holding element 33z is an elongated bar.
  • the Cross section of the coherent holding element 33z corresponds essentially the cross section of the holding element 33, except for the differences mentioned, so that the in the Drawing of the holding element in cross-sectional figures both for the holding element 33 and for that connected holding element 33z apply.
  • the holding element 33z is divided into an area in its longitudinal direction with the leg 33a, the bridge 33b and the leg 33c, into an area with a leg 33a ', a bridge 33b' and a leg 33c 'and in an area with a leg 33a '', bridge 33b '' and leg 33c ''.
  • FIG. 3 there is one with the reference number 40 Arrow shown with dashed lines.
  • the Direction of this arrow 40 is subsequently used as the closing direction Designated 40.
  • FIG. 3 shows the holding element 33 and the holding element 33z in fully assembled condition. Become the holding elements 33 and 33z moved against arrow 40, then opens the fixed mechanical connection between the suction module 6 and the internal combustion engine 4. When moving the holding elements 33 and 33z in the symbolized by the arrow The closing module 40 becomes the suction module 6 in the holding direction 30 mechanically firmly pressed against the internal combustion engine 4 (Arrow 30 in Figs. 1 and 3).
  • the suction module 6 comprises the suction pipe 8, four Injectors 42, 42 ', 42' ', 42' '', a fuel distributor 44, an electrical contact strip 46, a Throttle valve 48 shown in dashed lines, an actuator 50, an air filter connection 52, an electrical Control unit 53, a plug connection 54, a plug connection 55, an ignition distributor 56, and two sensors 57, 58 and a plug connection 59.
  • the suction module 6 still belong various other parts and wiring harnesses, but the better clarity not in the drawing are depicted.
  • the suction pipe 8 together with the parts 42 to 59 form one complete unit. This unit is called a suction module 6 designated.
  • the parts 42 to 59 are screwed onto the suction pipe 8, clipped on, molded or together with the Suction pipe 8 made in a common injection molding process.
  • the suction module 6 Since the suction module 6 has a not inconsiderable number of components contains, the suction module 6 builds relatively extensive. Because the fastener 10, the suction module 6 on the internal combustion engine 4 holds, at least according to the present invention in places where otherwise the accessibility to put on or loosening a fastening screw would be problematic, does not include a mounting screw during assembly of the suction module 6 attracted to the internal combustion engine 4 or would have to be solved if disassembled in the design of the shape of the suction module 6 or Intake pipe 8 no consideration of accessibility any fastening screws.
  • FIG. 4 shows an excerpt from a further advantageous exemplary embodiment modified compared to FIG. 1 in an exemplary form with a changed scale.
  • the parts not shown in Figure 4 correspond to the parts shown in Figure 1.
  • the fuse 36 consists essentially of an Flange 14 of the suction module 6 firmly anchored pin 62 and from one provided in the leg 33c of the holding element 33 Security slot 64.
  • the flange 14 for example Is plastic, is a sleeve 63 in the plastic cast in which the pin 62 is anchored.
  • the Sleeve 63 can also be omitted and the pin 62 can e.g. B. be molded directly onto the intake manifold 8.
  • the pin 62 has a shaft 62a and a head 62b.
  • Security slot 64 is an elongated hole and together with the Head 62b of the pin 62 dimensioned so that even when the internal combustion engine 4 removed suction module 6 Holding element 33 or 33z is coupled to the suction module 6 and stays.
  • the head 62b ensures that the holding element 33 or 33z cannot fall off the suction module 6.
  • the Security slot 64 is so long that the holding element 33 in Closing direction 40 (FIG. 3) or against closing direction 40 can be moved to the required extent.
  • the at least one holding surface 32 can for example directly on the internal combustion engine 4 or Cylinder head 2 of the internal combustion engine can be provided (Fig. 1 and 2).
  • the engine holding surface 32 can but also on one connected to the internal combustion engine 4 Stop piece 66, also as an engine stop piece 66 designated, may be provided.
  • Figure 4 shows the engine stop 66, for example with one or more screws 68 to the Screwed on cylinder head 2. Because the engine stop 66 screwed to the cylinder head 2 can be before the suction module 6 with the internal combustion engine 4 is connected, there is unimpeded access for screwing in the screw 68.
  • the screw 68 can additionally also z. B.
  • the counter surface 34 also as Suction module holding surface 34 designated by the leg 33c of the Holding element 33 is applied in the holding direction 30, directly on the intake manifold 8, the z. B. from a single piece molded plastic.
  • a separate counter stop piece 70 can be attached to the suction pipe 8 of the suction module 6.
  • the counter stop piece 70 is usually referred to below as a suction module stop piece 70 in order to support the mental assignment.
  • the flange 14 of the suction module 6 ensures that the suction module stop piece 70 cannot deflect in the direction of the internal combustion engine 4. So that the suction module stop piece 70 cannot fall off the suction module 6 before the suction module 6 is installed on the internal combustion engine 4, the suction module stop piece 70 is glued to the suction pipe 8, for example, or secured by a retaining ring (not shown).
  • the counter holding surface 34 or suction module holding surface 34 is located in FIG. 5 on the counter stop piece 70 or suction module stop piece 70
  • FIG. 6 shows the stop piece 66 or internal combustion engine stop piece 66 in an exemplary preferred form with a changed scale as a single part.
  • FIG. 6 shows, there are in the internal combustion engine stop piece 66 to a longitudinal part 74 four cams 72, 72 ', 72 '', 72 '' 'molded.
  • the longitudinal part 74 has a long side 74a, with which the engine stop piece 66 in assembled state on the cylinder head 2 of the internal combustion engine 4 is present.
  • In the longitudinal direction on the longitudinal part 74 there is one Projection 74b.
  • the projection 74b serves to enlarge the Long side 74a for engine stop 66 on the largest possible area with the internal combustion engine 4 is connected.
  • the projection 74b is in the in the Figures 4 and 5 illustrated embodiments available.
  • a projection 78 can also be seen on the cam 72. The meaning of the projection 78 is explained below with reference to FIG Figure 7a explained.
  • FIG. 7 a shows a section of the internal combustion engine stop piece 66.
  • FIG. 7a a cutting plane chosen so that the cam 72 cut is shown.
  • the section plane also runs through the leg 33a of the holding element 33 or 33z. Of the Section through the leg 33a is inserted in Figure 7a.
  • a dashed line can also be seen in FIG. 7a Arrow symbolizing the closing direction 40, in which the Holding member 33 must be moved to the fixed mechanical Connection between the suction module 6 and the internal combustion engine 4 manufacture. To release this connection the holding element 33 moves against the closing direction 40.
  • a stepped bevel 76 On the underside (based on Fig. 7a) of the cam 7 of the Engine stop 66 is located Holding surface 32 or engine holding surface 32.
  • the bevel 76 can be divided into a slope 76a and one Slant 76b.
  • the slope 76a is relatively steep, so during the assembly process, d. H. when pressing the Holding element 33 in the closing direction 40, the suction module 6 is moved quickly against the internal combustion engine 4.
  • the second Slant 76b is relatively flat, so when desired Preload or spring force does not include the holding element 33 large force must be actuated in the closing direction 40.
  • FIG. 7a is the leg 33a of the holding element 33 shown with solid lines in the position in which it is located during assembly.
  • the Figure 7a of the legs 33a of the holding member 33 again broken lines are shown in the position in which he is in the fully assembled state.
  • FIG. 7a shows that the Leg 33a before it touches the slope 76 by one Span 79 is higher (based on Fig. 7a) than in finished assembled condition. This means that during assembly in the holding element 33, in particular also in the bridge 33b, (Fig. 1) during assembly by elastic deformation a preload or spring force is created which ensures that the suction module 6 with bias or with a Spring force against the internal combustion engine 4 in the holding direction 30 is pressed.
  • the projection 78 is provided. Of the Projection 78 acts as a fuse 78a, which is finished in assembled state ensures that the holding element 33rd or 33z also under the influence of large vibration loads do not move unintentionally against the closing direction 40 can. This ensures that without elaborate security measures the suction module 6 fixed and remains permanently connected to the internal combustion engine 4.
  • the engine holding surface is located 32 on cam 72.
  • the cam 72 indirectly via the engine stop 66 Cylinder head 2 assigned to the internal combustion engine 4.
  • the Sloping 76 in connection with the engine 4 connected essentially in the direction of the holding direction 30 agile engine holding surface 32.
  • the invention can be modified so that the slope 76 is not in the area of the engine holding surface 32, but following the one with the Suction module 6 connected, essentially against the holding direction 30 facing suction module holding surface 34 is provided can be. This moving the bevel 76 from the Internal combustion engine 4 assigned area to the suction module 6 assigned area can carry out the expert without an additional pictorial representation is required.
  • FIG. 7b shows a further, preferably selected, particularly advantageous exemplary embodiment.
  • FIG. 7b The section plane in FIG. 7b is the same as in FIG of Figure 7a.
  • the slope 76 is not on Cam 72, but the bevel 76 is on the lower Leg 33a of the holding element 33 formed.
  • the holding element 33 or 33z is, for example, one made of stable Sheet metal stamped part. In this case it is not noticeable additional effort very simple, the holding element 33 or 33z so that the bevel 76 together with the Leg 33a arises.
  • leg 33a is shown twice in FIG. 7b.
  • The is in the fully assembled state Leg 33a of the holding element 33 in the figure 7b with position shown by dashed lines. With solid The leg 33a of the holding element 33 is lines shown in the position in which he is during the Assembly is just before the slope 76 the cam 72nd reached.
  • the holding element 33 continues in the closing direction 40 to the position shown with dashed lines is then moved by the cam 72, which along the Slant 76 slips, the lower leg 33a of the holding element 33 in the holding direction 30 by the amount of the span 79 pulled down (based on Fig.
  • FIG. 8 shows an example of a particularly advantageous embodiment of the coherent holding element 33z.
  • the securing slot 64 has one elongated shape with a first end 64a and a second Late 64c. Between the two ends 64a, 64c the Security slot 64 a widening 64b.
  • the position of the holding member 33z is such that the pin 62 (FIG. 4) in the region of the first end 64a (FIG. 8) is located.
  • a bulge 33e is provided in the area of the first end 64a is on the leg 33c .
  • the bulge 33e is either a thickening of the material thickness of the leg 33c or the leg 33c is to form the bulge 33e wavy bent.
  • the bulge 33e has the purpose that before mounting the suction module 6 to the internal combustion engine 4 the holding element 33 between the head 62b (Fig. 4) and the Flange 14 is slightly pinched and thereby its intended Location retains. This simplifies the assembly of the suction module 6 to the internal combustion engine 4. As required the bulge 33e may be dispensed with.
  • the holding element 33z becomes 40 in the closing direction (Fig. 8) for example with simple hammer blows moved until the holding element 33z with the leg 33a the position shown in dashed lines in FIG. 7a reached.
  • the hammer blows are only exemplary.
  • modern manufacturing facilities become one Closing device used, with the help of a Hydraulic cylinder or pneumatic cylinder the holding element 33 or 33z is moved in the closing direction 40.
  • the Position shown in dashed lines (Fig. 7a) is the second end 64c of the security slot 64 just before Stift 62.
  • the widening 64b (Fig. 8) is provided so that the Holding element 33z over the head 62b of the pin 62 (FIG. 4) can be put up. This allows the pin 62 and then the holding element 33z can be attached to the suction module 6.
  • the pin 62 can, for example, by a common Spraying process can be integrated in the suction pipe 8. Possibly. can the widening 64b can be dispensed with if one at the attachment of the pin 62 to the flange 14, the holding element 33 or 33z at the same time. Then that is not applicable Possibility to easily remove the holding element 33 or 33z.
  • the coherent holding element 33z differs from Holding element 33 essentially only in that the holding element 33 only a lower leg 33a and an upper one Legs 33c are present in the coherent holding element 33z, however, several lower legs and / or several upper thigh. With the coherent holding element 33z the number of lower legs available from the number the upper leg differ. It is also possible that Training element 33 and 33z so that at least one of the legs is supported in several places between the leg and the engine holding surface 32 or the suction module holding surface 34 takes place.
  • FIG. 9a shows an advantageous option, selected as an example, for executing the area of the intake manifold 8 of the intake module 6 that plays a role in the attachment of the intake module 6 to the internal combustion engine 4.
  • the remaining part of the suction pipe 8 has been cut away in FIG. 9a for better clarity.
  • the projection 22 can be seen in FIG. 9a.
  • FIG. 9b shows an embodiment without this projection.
  • FIG. 9b shows an exemplary embodiment in which the side of the suction module 6 facing the internal combustion engine 4 is flat and bears against the internal combustion engine 4 on a flat surface.
  • FIGS. 9a and 9b the suction pipe 8 in addition to the flange 14 there are further flanges 14 ', 14' ', 14' ''.
  • the flanges 14 ', 14' ', 14' '' are designed in the same way as the flange 14. As shown in Figure 4, this is Holding element 33 in the area of the security slot 64 from Pin 62 held. In the same way, the holding element 33 or 33z in the area of the security slot 64 '(FIG. 8) held by pin 62 '(Fig. 9a, 9b). It is accordingly also with the additional security slot 64 ''.
  • FIGS. 10 and 11 show, in exemplary form, details of a further, preferably selected, particularly advantageous embodiment of the invention in cross section (FIG. 10) and in side view (FIG. 11).
  • the parts not shown in Figures 10 and 11 largely correspond to the embodiment shown in Figures 1 and 3.
  • the holding element 33 or 33z an area with an approximately L-shaped cross section.
  • the arrangement of the engine holding surface 32 corresponds the arrangement shown in Figure 1 can but also, as shown in FIG. 4, via the engine stop piece 66 done.
  • FIG. 10 and 11 show the internal combustion engine 4 and the suction module 6 in the fully assembled state.
  • the holding element for example with the locking device right (based on FIG. 11) against the closing direction 40 be operated.
  • the holding element 33z is the Leg 33a 'of the holding element 33z between the two Cams 72 and 72 '.
  • the suction module 6 lifted from the cylinder head 2 against the holding direction 30 become.
  • the holding element 33z in the position described last.
  • the holding element 33z in the closing direction 40 pushed.
  • the leg 33a of the holding element thereby passes 33z first in the area of the slope 76 of the Cam 72.
  • the leg 33a reaches the Area of the engine holding surface connected to the engine 4 32.
  • the holding element 33 or 33z is dimensioned such that the suction module 6 held with pretension or spring force in the holding direction 30 becomes.
  • FIG. 12 shows a further preferred embodiment which has been selected and is very advantageous.
  • FIG. 1 only part is shown in FIG of the cylinder head 2 shown and the suction module 6 is a Section shown cut.
  • a 80m nut thread In the internal combustion engine 4 or in the cylinder head 2 is a 80m nut thread provided. In the nut thread is 80m a bolt 80 or a stud bolt screwed in.
  • the bolt 80 is connected to the internal combustion engine 4.
  • the bolt 80 serves as a stop piece 66 in this embodiment, also called engine stop 66, about which the engine holding surface 32 with the Internal combustion engine 4 is connected.
  • the bolt 80 is detachable in the cylinder head 2 screwed in.
  • the bolt 80 can also in other ways, in particular also permanently connected to the internal combustion engine 4 be.
  • To remove the suction module 6 from the internal combustion engine 4 is a release of the bolt 80 from the cylinder head 2 not required.
  • the bolt 80 can also be used to center the Suction module 6 or the suction pipe 8 compared to the Internal combustion engine 4 serve.
  • FIG. 13 shows a view in the direction of arrow XIII entered in FIG. 12.
  • FIGS. 12 and 13 show, there are several bolts 80, 80 ', 80' ', 80' '' provided. Between the one provided on the pin 80 Engine holding surface 32 (Fig. 12) and the on the flange 14 provided suction module holding surface 34 There is a holding element on each pin 80, 80 ', 80' ', 80' '' 33, 33 ', 33' ', 33' ''.
  • FIG. 14 shows an example of a detail from FIG. 12 with a changed scale.
  • the bolt 80 can be of various types Areas are divided, d. H. the bolt 80 is in essentially from a screw thread 80a, a shaft 80b, a recess 80c and a bolt head 80d.
  • the suction module holding surface is located 34, also called counter-holding surface 34.
  • the Holding element 33 (Fig. 14) is supported on the one hand on the Internal combustion engine holding surface 32 and on the other Suction module holding surface 34.
  • the holding element 33 has one curved shape, which is somewhat elastic when installed is pressed flat so that the suction module 6 in the holding direction 30 with elastic preload or with spring force against the Internal combustion engine 4 is held.
  • FIG. 14 shows the holding element 33 in the fully assembled state Status. Based on this drawn position, that can Holding element 33 against the closing direction 40 to the left (related to Figure 14). This will loosen the preload and the suction module 6 can be from the cylinder head 2 the internal combustion engine 4 are lifted off.
  • FIG. 14 shows the holding element 33 with the projection 78.
  • FIG. 12 shows the holding element 33 without the lead.
  • the one in FIG. 14 and in the following Projection 78 shown is part of the Fuse 78a and has the same function that already used of Figures 7a and 7b has been explained.
  • FIG. 16 shows a view in the direction of the arrow XVI shown in FIG. 15.
  • FIG. 15 shows a cross section along the section plane XV entered in FIG. 16.
  • the holding element 33 is curved is.
  • the total thickness of the holding member 33 including the Curvature is greater than the distance between the engine holding surface 32 and the suction module holding surface 34, see above that in the assembled state in the holding element 33 an elastic Preload or spring force arises and the suction module 6 with Prestress or with spring force in the holding direction 30 against the internal combustion engine 4 is tensioned.
  • the invention is exemplified as in FIG executed, then must for assembly and disassembly of the holding elements 33, 33 ', 33' ', 33' '' of each of the holding elements 33, 33 ', 33' ', 33' '' per se to the corresponding Be brought. But it is also possible to have several Holding elements 33 to form a coherent holding element 33z summarize as the one described below Embodiment shows.
  • FIG. 17 shows another selected, particularly advantageous exemplary embodiment.
  • the holding element 33z is designed such that the holding element 33z in the assembled state on several Engine holding surfaces 32, 32 'and on several suction module holding surfaces 34, 34 'supports.
  • the projection 78 may be provided, which is attached in this way is that the fuse 78a is created and that in assembled state, the holding element 33z not unintentionally moves against the closing direction 40.
  • the holding element 33z can be designed so that a only holding element 33z on two bolts 80, 80 'or supports more than two bolts.
  • the holding element 33z can but also be designed so that the holding element 33z supported on all existing bolts.
  • FIGS. 18 and 19 show, by way of example, the holding element 33z, which is designed, for example, so that the support can be provided on the internal combustion engine 4 by means of four bolts.
  • FIG. 18 shows the holding element 33z in a side view
  • FIG. 19 shows the holding element 33z in a top view.
  • FIG. 20 shows another particularly selected, advantageous exemplary embodiment.
  • FIG. 20 shows an end view of the suction module 6 with the intake manifold 8, and part of the cylinder head 2 of the internal combustion engine 4.
  • the area around the Fastening means 10 is shown in section.
  • the Section line is designated by XX in FIG.
  • FIG. 21 shows a side view in the direction of arrow XXI shown in FIG. 20.
  • FIG. 22 shows a detail from FIG. 20. For the sake of clarity, the area around the holding element 33 in FIG. 22 is shown again with a changed scale.
  • FIG. 22 shows the holding element 33 in the fully assembled state Status.
  • FIG. 23 shows the holding element 33 while the suction module 6 is being attached to the cylinder head 2 of the internal combustion engine 4, shortly before the suction module 6 reaches the end position.
  • FIG. 24 shows the holding element 33 as a detail in a top view. Referring to FIG. 22, FIG. 24 shows a view from above of the holding element 33.
  • the holding element 33 In order to facilitate the description of the holding element 33, is the holding element 33 subsequently in an area a lower leg 33g, a bridge 33h and one upper leg 33i divided (Fig. 22). At the bottom Leg 33g is a hole 33k. On the upper leg 33i is a holding tab 33m and a securing tab 33n intended. Several can optionally be on each leg 33i Straps 33m and / or 33n can be provided.
  • the pin 80 is in the Screwed in cylinder head 2.
  • the bolt 80 serves as that stop 66 already mentioned, also internal combustion engine stop 66 called, on which in the holding direction 30 pointing holding surface 32 or engine holding surface 32 is provided.
  • the engine holding surface 32 is located itself on the underside of the bolt head 80d.
  • the bolt 80 can, for example, as described with reference to FIG. 14 be designed.
  • the bolt 80 can also, such as. B. shown in Figure 20, a commercially available screw.
  • the diameter of the hole 33k is smaller than the diameter the bolt head 80d.
  • the holding element 33 is with the bolt 80 held so that the holding element 33 in the area of the bolt 80 is somewhat pivotable. Due to the swiveling of the holding element 33, the holding element 33 at the Assembly of the suction module 6 to the internal combustion engine 4 is not or only slightly bent. The same applies also when disassembling the suction module 6 from the internal combustion engine 4. But it is also possible, the embodiment to modify so that the lower leg 33g of the Holding element 33 by means of the screw or with the help of Bolt 80 with the cylinder head 2 of the internal combustion engine 4th is screwed tightly. By suitable Sizing and choice of materials can be ensured that occurs during assembly or disassembly Bending of the holding element 33 does not cause damage of the material leads.
  • the underside of the bolt head pointing in the holding direction 30 80d serves as the engine holding surface 32 on which the holding element 33 with its lower leg 33g supports.
  • the holding strap 33m of the holding element 33 presses on the suction module holding surface 34 in the holding direction 30 (Fig. 22).
  • a holding edge in the area of the suction module holding surface 34 37b and on the securing tab 33n is a retaining lug 38b provided (Fig. 22).
  • the holding edge 37b and the holding lug 38b are coordinated so that in the assembled State these two parts 37b, 38b interlock and serve as fuse 36.
  • the fuse 36 ensures that even with high shaking stress, the holding element 33 cannot slide off the suction module holding surface 34.
  • Securing tab 33n of the holding element 33 preferably so are formed that between the securing tab 33n and the suction module holding surface 34 of the suction module 6 Gap arises so that with a simple tool the fuse 36 released and the upper leg 33i from Suction module 6 can be levered off.
  • FIGS. 20, 22 and 23 An assembly aid 82 is shown in FIGS. 20, 22 and 23 shown.
  • the suction module 6 is located on the flange 14 a slope 82a.
  • the slope 82a belongs to the assembly aid 82.
  • the slope 82a is 30 ⁇ m from the holding direction about 10 ° to 70 ° inclined.
  • Figure 21 shows that the holding element with several Retaining tabs can be provided.
  • this coherent holding element with the reference symbol Designated 33z.
  • the coherent holding element 33z supports itself on a plurality of engine holding surfaces 32 and a plurality of suction module holding surfaces 34.
  • Figures 25 and 26 show a preferred advantageous embodiment of the holding element 33z.
  • FIG. 25 shows a top view with a view of the upper one Leg 33i (based on Fig. 22, view from above), and the FIG. 26 shows a bottom view with a view of the lower one Leg 33g (based on Fig. 22, view from below).
  • Holding element 33z are two holes 33k for two bolts 80 intended.
  • This holding element 33z has two lower ones Leg 33g and two upper legs 33i with a total of three Holding straps 33m and two securing straps 33n.
  • the continuous holding element 33z can also a smaller or larger number of upper and lower ones Include legs 33g, 33i or tabs 33m or 33n.
  • a slot 33p can be provided (Fig. 25, 26).
  • the slot 33p runs away from the bridge 33h End of the lower leg 33g to the hole 33k.
  • the holding element 33 or 33z cannot slip unintentionally, it may be advisable to To choose slot 33p very slightly smaller than that Diameter of the pin 80 in the area of the engine holding surface 32.
  • the Engine holding surface 32 and the suction module holding surface 34 substantially transverse to the holding direction 30. It is but also possible to face the two surfaces 32 and 34 to position the holding direction 30 somewhat obliquely and / or Surfaces 32 and 34 to be curved or curved, provided that slipping of the holding element 33 or 33z by one Stop or by the fuse 36 or 78a described is prevented.
  • the holding element 33 or 33z so that it is viewed in the holding direction 30 is highly elastic.
  • the holding element 33 or 33z can be designed so that by a linear or at most somewhat curved displacement or slight pivoting of the holding element 33 or 33z Assembly or disassembly can be done.
  • an extension extending transversely to the holding direction 30 to attach for example with light Hammer blows or with the mentioned locking device Holding element 33 or 33z in the closing direction 40 (assembly) or moved against the closing direction 40 (disassembly) can be.
  • FIGS. 27 and 28 show further exemplary embodiments, the section shown being selected such that differently designed holding elements 33 can be shown in the cross sections.
  • a reference symbol indicating a part on the left in the picture is given the suffix "L”.
  • the reference numerals on the right-hand side are given the addition "r”.
  • the left holding element is thus designated 33L and the right holding element is designated 33r. It is the same with the surfaces 32 and 34.
  • the holding surface 32 also called the engine holding surface 32, is given the reference symbol 32L on the left and 32r on the right.
  • the counter holding surface 34 also called the suction module holding surface 34, is called 34L on the left and 34r on the right. Accordingly, in FIG.
  • the holding directions relating to the left part of the image are given the reference symbol 30L and the holding directions relating to the right part of the image are given the reference symbol 30r.
  • the fuse 36 shown in FIG. 2 for example, has been omitted for the sake of clarity.
  • the flange surfaces 16 and 18 are not parallel to the Surfaces 32L, 32r, 34L, 34r. Assuming that between the holding element 33L or 33r and the corresponding surfaces 32L, 32r, 34L, 34r the friction can be neglected, the legs of the holding elements 33L, 33r act vertically the corresponding areas 32L, 32r, 34L, 34r. Because the holding surfaces 32L, 32r and the counter surfaces 34L, 34r in parallel to each other, it follows that the holding direction 30 for both holding elements 33L, 33r in the same direction runs, which in Figure 27 with the reference numeral 30 provided arrow is indicated.
  • the holding direction 30 is not perpendicular to the flange surfaces 16, 18 runs, the holding elements 33L, 33r in the area of the flange surfaces 16, 18 and the projection 22 vectorial force distribution.
  • a vectorial component the force acts between the two flange surfaces 16 and 18 and a component of the force acts in the area of leadership 24 between the recess 20 and the projection 22.
  • these holding directions on the left side with 30L1, 30L2, 30L3, 30L4 and on the right are the holding directions designated 30r1 to 30r6.
  • the lower leg works of the left holding element 33L perpendicular to the oblique standing holding surface 32L.
  • This direction is in FIG. 28 indicated by an arrow with the reference symbol 30L1 and is referred to as the holding direction 30L1.
  • the holding direction 30L1 In the 28 there is a parallel to the flange surfaces 16, 18th extending counter-holding surface 34L 'and an inclined Counter surface 34L ''. If the The holding element 33L acts vertically on the counter holding surface 34L 'in the direction of arrow 30L2 and on the Counter surface 34L '' in the direction of arrow 30L3.
  • the Force towards 30L2 and the force towards 30L3 can vectorial to an effective force in the direction of the arrow 30L4 can be assembled.
  • the arrow 30L4 and the force in Direction 30L1 are in a line.
  • the towards the arrow 30L4 acting, vectorial, effective Force can be viewed as if this force is on a replacing the two counter surfaces 34L 'and 34L' ' imaginary, effective counter surface 34L "'would act.
  • the imaginary, effective counter surface 34L '' ' is in the Figure 28 symbolically indicated with dashed lines.
  • There the flange surfaces 16, 18 are not perpendicular to the direction 30L1 or 30L4 run, causes the holding element 33L in the Figure 28 that the projection 22 is not only on the Flange surface 16, but also at right angles to the recess 20 supports.
  • the holding element is supported on the right side in FIG 33r on a holding surface 32r 'and on a holding surface 32r ''.
  • On the side of the suction module 6 is supported the holding element 33r on a counter-holding surface 34r 'and on a counter holding surface 34r ''.
  • the directions of the forces of the holding element 33r, which on the surfaces 32r ', 32r ", 34r' 34r '' are shown in FIG. 28 by four arrows 30r1, 30r2, 30r3, 30r4 indicated symbolically.
  • the force towards 30r1 can be vectorial in a force parallel to the direction 30r2 and broken down into a force perpendicular to the direction 30r2 become.
  • This latter, vectorially decomposed, effective Force is in Figure 28 by one with the reference numeral 30r5 shown symbolic arrow.
  • the force in the direction 30r4 by vectorial decomposition in the direction of the arrow 30r6 directed effective force can be disassembled.
  • the direction the effective force 30r6 is in a line with the direction the arrow of effective force 30r5.
  • the force component in the direction of arrow 30r5 acts on one imaginary perpendicular to it, in the figure 28 by effective dashed area indicated by a broken line 32r '' '.
  • the force acts in the same way arrow 30r6 to a dashed line, imaginary, effective counter surface 34r "'.
  • the (real or imaginary) are effective accordingly Forces exerted by the holding element 33L or 33r on the Surfaces act in opposite directions.
  • FIG. 28 can the holding surfaces 32L, 32r ', 32r' 'or the counter surfaces 34L ', 34L' ', 34r', 34r '' on protruding
  • cams similar to those in Figures 6, 7a, 7b shown cams 72, 72 ', 72' ', 72' ''.
  • the holding element 33L, 33r perpendicular to the sectional plane shown in FIG essentially shifted linearly. This allows the holding element 33L, 33r also on inaccessible for fastening screws Positions are to be provided.
  • the holding surface 32 or engine holding surface 32 and the counter surface 34 or Suction module holding surface 34 not parallel to each other and not must run parallel to the flange surfaces 16, 18, can also be used in all other exemplary embodiments the holding surface 32 and the counter holding surface 34 are inclined to one another and run inclined to the flange surfaces 16, 18.
  • this is Holding element 33, 33z elastic, preferably elastic relatively soft and the flanges 12, 14 are relatively stiff.
  • the invention can also be modified in this way can that the holding element 33, 33z relatively stiff is executed, and instead is or are the holding surface 32 and / or the counter holding surface 34 elastically relative very yielding. This modification can be done for example achieved that the flange 12 and / or Flange 14 and / or the stop piece 66 and / or the counter stop piece 70 and / or the pin 80 elastically relative is or are soft

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Cylinder Crankcases Of Internal Combustion Engines (AREA)
  • Fuel-Injection Apparatus (AREA)

Claims (16)

  1. Moteur à combustion interne comportant un module d'aspiration ou une conduite d'aspiration,
    le module d'aspiration ou la conduite d'aspiration étant fixés à l'aide d'un moyen de fixation (10) dans une direction de retenue (30) contre le moteur à combustion interne et le moyen de fixation (10) est constitué par au moins un élément de retenue (33, 33z) soumis à une force de ressort lorsque cet élément est monté, cet élément s'appuyant d'un côté contre au moins une surface de retenue (32) associée au moteur à combustion interne, tournée essentiellement dans la direction de retenue (30) et l'autre côté contre une surface de retenue opposée (34) tournée essentiellement dans la direction opposée à la direction de retenue (30), et associée au module d'aspiration (6) ou à la conduite d'aspiration,
    caractérisé en ce que
    la force de ressort est engendrée par un coulissement de l'élément de retenue (33, 33z) dirigé essentiellement transversalement à la direction de retenue (30).
  2. Moteur à combustion interne selon la revendication 1,
    caractérisé en ce que
    l'élément de retenue (33, 33z) s'appuie contre plusieurs surfaces de retenue (32) associées au moteur à combustion interne (4).
  3. Moteur à combustion interne selon la revendication 1 ou 2,
    caractérisé en ce que
    l'élément de retenue (33, 33z) s'appuie contre plusieurs surfaces de retenue opposées (34) prévues sur le module d'aspiration (6) ou la conduite d'aspiration.
  4. Moteur à combustion interne selon l'une des revendications précédentes,
    caractérisé en ce que
    l'élément de retenue (33, 33z) est un élément élastique.
  5. Moteur à combustion interne selon l'une des revendications précédentes,
    caractérisé en ce que
    la force de ressort est engendrée par un coulissement essentiellement linéaire de l'élément de retenue (33, 33z).
  6. Moteur à combustion interne selon l'une des revendications précédentes,
    caractérisé en ce que
    l'élément de retenue (33, 33z) possède au moins dans une zone partielle une section en forme de pince ou en forme sensiblement de U.
  7. Moteur à combustion interne selon l'une des revendications précédentes,
    caractérisé en ce que
    lorsque le module d'aspiration (6) ou la conduite d'aspiration est enlevée du moteur à combustion interne (4), l'élément de retenue (33, 33z) est couplé au module d'aspiration (6) ou à la conduite d'aspiration.
  8. Moteur à combustion interne selon l'une quelconque des revendications 1 à 6,
    caractérisé en ce que
    lorsque le module d'aspiration (6) ou la conduite d'aspiration sont enlevés du moteur à combustion (4), l'élément de retenue (33, 3z) est couplé au moteur à combustion interne (4).
  9. Moteur à combustion interne selon l'une des revendications précédentes,
    caractérisé en ce que
    la surface de retenue (32) est prévue sur une pièce de montage (66) du moteur à combustion interne (4).
  10. Moteur à combustion interne selon la revendication 9,
    caractérisé en ce que
    la pièce de butée (66) est un goujon (80).
  11. Moteur à combustion interne selon l'une des revendications précédentes,
    caractérisé en ce que
    la surface de retenue opposée (34) est prévue sur une pièce de montage (70) opposée associée au module (6) à la conduite d'aspiration.
  12. Moteur à combustion interne selon l'une des revendications précédentes,
    caractérisé en ce qu'
    au moins une rampe (76) est associée au moteur à combustion interne (4), cette rampe étant telle que lorsque le module (6) ou la conduite d'aspiration sont rapportés au moteur à combustion interne (4), par coulissement de l'élément de retenue (33, 33z) de préférence par un coulissement essentiellement linéaire de l'élément de retenue (33, 33z) on génère la force de ressort.
  13. Moteur à combustion interne selon l'une des revendications précédentes,
    caractérisé par
    au moins une rampe (76) associée au module d'aspiration (6) ou à la conduite d'aspiration, cette rampe étant prévue de façon que lorsque le module d'aspiration (6) ou la conduite d'aspiration sont montés sur le moteur à combustion interne (4), par coulissement de l'élément de retenue (33, 33z) de préférence par un coulissement essentiellement linéaire, l'élément de retenue (33, 33z) engendre la force de ressort.
  14. Moteur à combustion interne selon l'une des revendications précédentes,
    caractérisé par
    au moins une rampe (76) associée à l'élément de retenue (33, 33z), cette rampe étant telle que pour un module d'aspiration (6) ou une conduite d'aspiration appliquée contre le moteur à combustion interne (4) par coulissement de l'élément de retenue (33, 33z) de préférence par un coulissement essentiellement linéaire de l'élément de retenue (33, 33z) on génère la force de ressort.
  15. Procédé de fixation d'un module d'aspiration ou d'une conduite d'aspiration sur un moteur à combustion interne, le module d'aspiration ou la conduite d'aspiration étant maintenus après fixation par un moyen de fixation (10) dans une direction de retenue (30) contre le moteur à combustion interne et au moins une surface de retenue (32) associée au moteur à combustion interne (4) et tournée essentiellement dans la direction de retenue (30) et au moins une surface de retenue opposée (34), associée au module d'aspiration (6) ou à la conduite d'aspiration et qui est essentiellement tournée dans la direction opposée à la direction de retenue (30), le moyen de fixation (10) comprenant au moins un élément de retenue (33, 33z) que l'on déplace essentiellement transversalement à la direction de retenue (30) pour fixer le module d'aspiration (6) ou la conduite d'aspiration au moteur à combustion interne (4).
  16. Procédé selon la revendication 15,
    caractérisé en ce qu'
    on déplace l'élément de retenue (33, 33z) essentiellement de manière linéaire.
EP96106971A 1995-07-31 1996-05-03 Moteur à combustion interne sur lequel est fixé un module d'aspiration ou un conduit d'aspiration et méthode pour fixer un module d'aspiration ou un conduit d'aspiration à un tel moteur Expired - Lifetime EP0757172B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19528047 1995-07-31
DE19528047A DE19528047A1 (de) 1995-07-31 1995-07-31 Brennkraftmaschine mit einem daran befestigten Saugmodul bzw. Saugrohr und Verfahren zur Befestigung eines Saugmoduls bzw. Saugrohrs an einer Brennkraftmaschine

Publications (3)

Publication Number Publication Date
EP0757172A2 EP0757172A2 (fr) 1997-02-05
EP0757172A3 EP0757172A3 (fr) 1997-08-13
EP0757172B1 true EP0757172B1 (fr) 1999-08-25

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Country Status (4)

Country Link
US (1) US5653200A (fr)
EP (1) EP0757172B1 (fr)
JP (1) JPH0942085A (fr)
DE (2) DE19528047A1 (fr)

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Also Published As

Publication number Publication date
US5653200A (en) 1997-08-05
JPH0942085A (ja) 1997-02-10
DE59602854D1 (de) 1999-09-30
EP0757172A3 (fr) 1997-08-13
DE19528047A1 (de) 1997-02-06
EP0757172A2 (fr) 1997-02-05

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