EP1687526B1 - Demarreur de moteur a combustion interne equipe de moyens de centrage du reducteur et de culasse sur le boitier - Google Patents

Demarreur de moteur a combustion interne equipe de moyens de centrage du reducteur et de culasse sur le boitier Download PDF

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Publication number
EP1687526B1
EP1687526B1 EP04805585A EP04805585A EP1687526B1 EP 1687526 B1 EP1687526 B1 EP 1687526B1 EP 04805585 A EP04805585 A EP 04805585A EP 04805585 A EP04805585 A EP 04805585A EP 1687526 B1 EP1687526 B1 EP 1687526B1
Authority
EP
European Patent Office
Prior art keywords
starter
support
housing
ring gear
control lever
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.)
Not-in-force
Application number
EP04805585A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP1687526A1 (fr
Inventor
Laurent-Yves Grand
Thierry Paltrie
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.)
Valeo Equipements Electriques Moteur SAS
Original Assignee
Valeo Equipements Electriques Moteur SAS
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
Priority claimed from FR0314009A external-priority patent/FR2863015B1/fr
Priority claimed from FR0314010A external-priority patent/FR2863016B1/fr
Priority claimed from FR0314011A external-priority patent/FR2863017B1/fr
Application filed by Valeo Equipements Electriques Moteur SAS filed Critical Valeo Equipements Electriques Moteur SAS
Priority to PL04805585T priority Critical patent/PL1687526T3/pl
Publication of EP1687526A1 publication Critical patent/EP1687526A1/fr
Application granted granted Critical
Publication of EP1687526B1 publication Critical patent/EP1687526B1/fr
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02N—STARTING OF COMBUSTION ENGINES; STARTING AIDS FOR SUCH ENGINES, NOT OTHERWISE PROVIDED FOR
    • F02N15/00—Other power-operated starting apparatus; Component parts, details, or accessories, not provided for in, or of interest apart from groups F02N5/00 - F02N13/00
    • F02N15/02—Gearing between starting-engines and started engines; Engagement or disengagement thereof
    • F02N15/04—Gearing between starting-engines and started engines; Engagement or disengagement thereof the gearing including disengaging toothed gears
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02N—STARTING OF COMBUSTION ENGINES; STARTING AIDS FOR SUCH ENGINES, NOT OTHERWISE PROVIDED FOR
    • F02N15/00—Other power-operated starting apparatus; Component parts, details, or accessories, not provided for in, or of interest apart from groups F02N5/00 - F02N13/00
    • F02N15/02—Gearing between starting-engines and started engines; Engagement or disengagement thereof
    • F02N15/04—Gearing between starting-engines and started engines; Engagement or disengagement thereof the gearing including disengaging toothed gears
    • F02N15/06—Gearing between starting-engines and started engines; Engagement or disengagement thereof the gearing including disengaging toothed gears the toothed gears being moved by axial displacement
    • F02N15/067—Gearing between starting-engines and started engines; Engagement or disengagement thereof the gearing including disengaging toothed gears the toothed gears being moved by axial displacement the starter comprising an electro-magnetically actuated lever
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02N—STARTING OF COMBUSTION ENGINES; STARTING AIDS FOR SUCH ENGINES, NOT OTHERWISE PROVIDED FOR
    • F02N15/00—Other power-operated starting apparatus; Component parts, details, or accessories, not provided for in, or of interest apart from groups F02N5/00 - F02N13/00
    • F02N15/02—Gearing between starting-engines and started engines; Engagement or disengagement thereof
    • F02N15/04—Gearing between starting-engines and started engines; Engagement or disengagement thereof the gearing including disengaging toothed gears
    • F02N15/043—Gearing between starting-engines and started engines; Engagement or disengagement thereof the gearing including disengaging toothed gears the gearing including a speed reducer
    • F02N15/046—Gearing between starting-engines and started engines; Engagement or disengagement thereof the gearing including disengaging toothed gears the gearing including a speed reducer of the planetary type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02N—STARTING OF COMBUSTION ENGINES; STARTING AIDS FOR SUCH ENGINES, NOT OTHERWISE PROVIDED FOR
    • F02N15/00—Other power-operated starting apparatus; Component parts, details, or accessories, not provided for in, or of interest apart from groups F02N5/00 - F02N13/00
    • F02N15/02—Gearing between starting-engines and started engines; Engagement or disengagement thereof
    • F02N15/04—Gearing between starting-engines and started engines; Engagement or disengagement thereof the gearing including disengaging toothed gears
    • F02N15/06—Gearing between starting-engines and started engines; Engagement or disengagement thereof the gearing including disengaging toothed gears the toothed gears being moved by axial displacement

Definitions

  • the document FR-A-2767157 discloses a motor vehicle internal combustion engine starter of the kind mentioned, in which the axial setting of the fixed ring of the speed reducer on the starter support is made by contact of a wall of the ring on a rim of the support.
  • the yoke of the inductor bears against the end of the support which is axially separated from the rim of the support by a predetermined distance.
  • the centering of the support and the breech is made along the entire length of the annular skirt of the crown.
  • Such an arrangement requires precise machining of the support, especially at the rim and end separated from each other by the aforementioned distance. The tolerance range of this dimension is added to the dimension strings of the device.
  • the object of the invention is to provide a starter that overcomes the aforementioned drawbacks, so as to achieve a centering and precise positioning of the gearbox crown, while simplifying the operations of machining the support, and reducing the chains starter ratings.
  • the starter according to the invention is characterized in that the ring gear of the reducer comprises a first bearing face located in the same plane as the connecting interface between the support and the cylinder head.
  • the connection interface is delimited between a second bearing surface of the support in axial abutment against a third bearing surface of the cylinder head.
  • the machining of the support is simplified because only the second support face of the support must be machined.
  • the ring comprises a flange equipped with the first bearing face coming into contact with the support.
  • the flange protrudes from the skirt of the crown to ensure the centering of the yoke and the crown on the support.
  • the ring gear of the gearbox is locked in axial translation by said collar, and by a stop boss of the cylinder head.
  • the starter can be further simplified.
  • the ring gear of the gearbox in one embodiment advantageously comprises an extension shaped to provide a function of articulation of the control lever.
  • the ring gear of the gearbox in one embodiment advantageously comprises an extension shaped to provide a function of articulation of the control lever.
  • a pad of flexible material is preferably interposed between the extension of the ring and a bearing surface of the contactor tank.
  • the presence of the stud avoids the machining of this part of the contactor.
  • the extension of the crown is provided with support means, such as one or two tongues, constituting a bearing at the rear part of the articulation of the lever, the front part of said articulation being realized by a housing on the starter support.
  • support means such as one or two tongues, constituting a bearing at the rear part of the articulation of the lever, the front part of said articulation being realized by a housing on the starter support.
  • the extension for the articulation of the lever is formed by a piece secured to the ring by fastening means known per se.
  • the extension can provide an additional function.
  • the ring gear of the gearbox comprises an extension shaped as a male stop element engaged in a cavity of the support receiving the control lever.
  • the extension of the crown adapts to the width of the cavity, which constitutes a female element for positioning and guiding the control lever.
  • the design of the starter bracket is simplified compared to that of the document FR2787833 because it does not require ribs or specific shapes for stopping rotation of the crown.
  • the control lever housing cavity automatically performs this stop function when inserting the crown extension.
  • the extension of the crown comprises an articulation clevis of the control lever or one or two tongues.
  • the crown is also simplified, because the yoke or the hinge or tongues of the control lever simultaneously ensures the rotational stop of the crown.
  • a pad of flexible material is in the aforementioned manner interposed between the extension of the ring and a contact surface of the contactor.
  • thermoplastic crown The risk of molding deformation of the thermoplastic crown is limited, and the absence of ribs or other forms in relief inside the starter support, frees up the volume available to house more bulky components, for example a thrower of larger diameter.
  • the extension may come from molding with the crown, or be formed by a piece secured to the ring by fixing means.
  • the starter 10 comprises an electric motor 11 composed of a stator 12 and a rotor 13 mounted coaxially, the stator 12 surrounding the rotor 13, which is rotatably mounted about an axis 14 inside a cylinder head 15.
  • the latter is secured to the metal support of the starter for attachment to a fixed part of the motor vehicle.
  • the support 16 is here made of moldable material, for example based on aluminum.
  • the stator 12 comprises, for example, an inductor coil 17 comprising two pairs of windings 18, which are each wound around a polar mass 19 integral with the cylinder head 15.
  • the polar masses 19 are fixed by means of screws 20 to the cylinder head 15, here metallic, as described in the document FR-A-2,611,096 ( figure 1 ).
  • Each winding 18 is composed of a continuous conductor wound around the polar mass 19 in the direction of its thickness so as to form concentric contiguous turns of increasing diameter as better visible in the Figures 2 to 5 of the document EP A 749 194 .
  • the axis of each winding 18 is radial relative to the axis 14 of the rotor 13, which constitutes the axis of rotation of the electric motor 11.
  • the rotor 13 comprises a bundle of plates provided with grooves for mounting electrical conductors 21 in the form of pins. These conductors 21 are interconnected to form a rotor winding in connection with the conductive blades 22 belonging to a collector 23 integral with the shaft 24 of the electric motor 11. As a variant, the winding is in continuous wire.
  • the brushes 25 rub on the collector slats 22 of the manifold 23 to supply the rotor winding.
  • the brushes 25 belong to a brush holder 26 equipped with guiding cages and receiving brushes, which are biased towards the slats 22 by means of springs 27.
  • the brush holder 26 is integral with a rear bearing 28 having in the central portion a housing for mounting a needle bearing 29.
  • the bearing 28 serves for rotatably mounting the rear end of the shaft 24 of the electric motor 11.
  • the axis of this shaft 24 coincides with the 14 of the rotor 13, and with the axis of the output shaft 43, constituting the starter shaft 30.
  • the rear bearing 29 serves as a centering device at the rear end of the cylinder head 15, and is connected by tie rods 31 at support 16 of the starter 10. It can be seen at figure 8 two threaded holes (not referenced) in the support for screwing the tie rods. These holes are diametrically opposed and are each made with the aid of a radially and axially projecting lug that the support at the rear (see also figures 1 and 10 ).
  • the tie rods 31 are located outside the cylinder head 15. Here a small clearance exists between the tie rods and the outer periphery of the cylinder-shaped cylinder head 15.
  • the support has two large ribbed ears, each ear having a hole for the passage of a fastener, such as a screw or a bolt, the support to a fixed part, such as the housing of the internal combustion engine.
  • a fastener such as a screw or a bolt
  • One of the ears has an extra hole.
  • the holes are tapped.
  • the starter 10 also comprises an electromagnetic contactor 32 extending parallel to the electric motor 11 by being radially implanted above it.
  • the contactor 32 has a tank 33 carried by the support 16, and equipped with an excitation coil B provided with at least one winding.
  • the tank 33 is closed at the front by a cover 34 made of electrically insulating material.
  • the fixing of the cover 34 is made by folding the material of the free end of the tank 33.
  • a shoulder of the tank 33 ensures the axial setting of a fixed core 35, which is wedged axially in the other direction by the cover 34 carrying terminals 36, 37 of power supply.
  • the terminals 36, 37 are shaped to each form a fixed contact 38 inside the cover 34.
  • One of the terminals 36 is intended to be connected to the positive terminal of the battery, the other 37 is connected by the intermediate of a cable 39 at the input of the inductor winding 17 of the stator and brushes 25 of positive polarity.
  • a mobile core 40 is attracted by magnetic attraction towards the fixed core 35 to simultaneously cause the closing of the contacts of the contactor 32, and the actuation of a control lever 41 of the launcher 30 .
  • the output shaft 43 is mounted in a bearing 42 before the support 16, constituted for example by a needle bearing.
  • the rear end of the output shaft 43 has, as described in the document FR-A-2787833 , a recess for the arrangement of a sliding bearing 44 for rotatably mounting the front end of the shaft 24 of the electric motor 11.
  • This front end is configured to form a sun gear 49 belonging to a planetary gear train constituting a gear reducer 45 which is interposed between the output shaft 43 and the shaft 24 of the electric motor 11.
  • the speed reducer 45 comprises a cylindrical ring 46 immobilized in rotation and having an annular skirt 61 toothed internally ( figures 1 , 2 , 6 , 10 ).
  • the skirt 61 is axially oriented and therefore has a cylindrical shape.
  • the teeth 48 of the skirt 61 of the ring 46 have an axial orientation, and mesh with planet gears 47 mounted to rotate about axes carried by a transverse plate secured to the rear end of the shaft 43 of the launcher 30.
  • the ring 46 is a molded part.
  • the ring 46 is moldable plastic material, preferably rigid thermoplastic material, advantageously reinforced by fibers.
  • the launcher 30 is slidably mounted on the output shaft 43, and comprises a drive gear 50, a driver 51 actuated by the control lever 41 pivoting, and a free wheel 52 interposed axially between the driver 51 and the pinion 50.
  • the support 16 of hollow form, comprises housings for the launcher 30 and for the lever 41 as better visible in the figures 1 and 8 to 10 .
  • the driver 51 is internally provided with helical splines in complementary engagement with external helical teeth carried by the output shaft 43.
  • the launcher 30 is thus driven by a helical movement when it is moved by the lever 41 against the stop 53 to come, via its pinion 50, engaged with the starter ring of a internal combustion engine (not shown) by means of a notch made in the ogival-shaped front part of the hollow support 16 ( figures 1 , 9 and 10 ).
  • the freewheel device 52 can be replaced by a conical clutch coupling device, of the type described in the document FR-A-2772433 .
  • the launcher 30 variant is implanted partly outside the support at the front thereof.
  • the pinion 50 of the launcher 30 instead of being implanted in the support ( figures 1 and 10 ), can be implanted outside the support as visible for example in the document FR A 2,745,855 to which we will refer.
  • the internal combustion engine can be stationary or belong to a motor vehicle, such as a passenger vehicle or a boat.
  • the control lever 41 is coupled by its upper end to the movable core 40 of the contactor 32, and comprises in its middle part a pivot axis 54, which according to one characteristic, can be integrated partially or completely in an extension of the toothed crown 46 fixed gear reducer 45 gear.
  • the lever 41 is a molded part, preferably a rigid thermoplastic material, preferably reinforced with fibers.
  • the support comprises a first housing for particularly the lower part of the lever 41 and the front portion of the ring 46 and a second reduced-size housing for mounting the pivot axis 54 and the upper part of the lever.
  • first housing for particularly the lower part of the lever 41 and the front portion of the ring 46
  • second reduced-size housing for mounting the pivot axis 54 and the upper part of the lever.
  • the contour of the second housing comprises an annular shoulder for supporting the front portion to the tank 33 of cylindrical shape.
  • the first housing is delimited at the rear by an annular contour for housing the front portion of the ring 46.
  • the contour of the second housing extends in axial projection relative to the contour of the first housing ( figure 9 ).
  • a radial passage 170 is formed between the two housings ( figure 8 ). This passage comprises a cavity 69 described below
  • the extension of the ring gear 46 of the gearbox 45 consists of one or two flat tabs 55 each comprising a semi-cylindrical bearing 56 intended to receive the pivot axis 54.
  • the tongue or tabs 55 are implanted at the outer periphery of the ring 46 and here are integrally molded with the ring 46.
  • This or these tabs 55 are of transverse orientation with respect to the axis 14 and are directed towards the electromagnetic contactor 32.
  • This or these bearings 56 constitute support means of the lever 41 to the rear part of the joint, while the front part of the joint is formed by a bearing-shaped housing on the support 16.
  • a sealing pad 58 made of elastomer capable of absorbing dimensional variations.
  • the semi-cylindrical bearing 56 is molded with the tongues 55 extending the ring 46, and the pivot axis 54 is molded with the control lever 41.
  • FIGS. 2 to 7 show other embodiments in which the pivot axis 54 of the lever 41 is totally integrated in the ring 46 of the gearbox 45.
  • the control lever 41 comprises hinge housings 59 at the upper part for connection with the movable core 40, and a fork 60 at the lower part intended to engage in the driver 51.
  • the annular skirt 61 to teeth 48 internal and axial orientation of the ring 46 is connected to a radial flange 62, which is pierced at its center with a hole 63 coaxially traversed by the output shaft 43.
  • the flange 62 transversely oriented relative to the axis 14, constitutes the bottom of the ring 46.
  • This flange 62 belonging to the front portion of the ring 46, preferably comprises dorsally radial ribs (not referenced to the figure 3 ) for its stiffening.
  • the ring 46 of the gearbox 45 is provided with a yoke 64 enabling the pivot pin 54 to be inserted for the articulation of the lever 41.
  • the yoke 64 replaces the tongues 55 and advantageously molds with the ring 46, while that the pivot axis 54 is an insert passing through a hole of the lever 41 to be housed in aligned orifices 65 of the yoke 64, which extends transversely to the outer periphery of the ring 46 and in the direction of the contactor the figure 1 .
  • the yoke 64 of the ring 46 is formed by two tabs 64a, 64b elastic provided with two orifices 65 aligned.
  • the pivot axis 54 is molded with the lever 41, and can be introduced into the orifices 65 after transverse spacing of the tabs 64a, 64b.
  • the two tabs 64a, 64b elastic of the yoke 64 are each provided with a pin 66 which is clipped into an annular groove 67 of the control lever 41 to form the hinge of the latter on the ring 46.
  • the yoke 64 provided on the extension of the toothed crown 46 comprises a U-shaped cradle 68 in which the pivot axis 54 is engaged.
  • the pivot axis 54 can be integrated into the lever of FIG. 41, in particular by molding, or be reported transversely in an orifice of the lever 41.
  • the clevis 64 housing the pivot axis 54 may be constituted by a piece fixed on the ring gear 46, instead of coming directly from molding with the gearbox crown, as in the examples of the Figures 2 to 7 .
  • the hinge piece can be mechanically secured to the ring by any method of attachment, including welding, gluing, clipping, crimping, sliding in a T-slot or dovetail.
  • the rotational locking of the ring gear 46 is advantageously achieved by the yoke 64 which is housed in a cavity 69 of complementary shape provided in the aforementioned manner in the support 16.
  • the yoke 64 simultaneously constitutes a male stopping element, which is dimensioned to fit the width of the cavity 69.
  • the latter already arranged for the positioning and guiding of the control lever 41, constitutes a female element of FIG. retaining the yoke 64 for the immobilization in rotation of the ring 46 of the gearbox 45.
  • This cavity 69 is delimited, on the one hand, by a bottom in two parts, referenced in dotted line at 369 to the figure 8 , for support of the yoke 64 and secondly, by two lateral edges 169.
  • the lateral edges are connected to axial edges (not referenced) offset transversely. This is done by molding.
  • the tongue or tabs ( Figures 1 and 11 ) constitute the male stopping element.
  • the extension of the ring constituting a male stop engaged in a cavity 69 of the support 16 receiving the control lever, is shaped to provide a stop function in rotation of the ring.
  • This extension is also shaped to provide a function of articulation of the control lever 41.
  • the stud 58 is interposed between a bearing face 57 of the tank 33 of the contactor 32 and the extension.
  • This pad is configured at its inner periphery to cooperate with the outer periphery of the yoke 15, which is thus devoid of indentation at this level and has a simple shape.
  • the starter support 16 is thus simplified compared to that of the documents FR-A-2787833 and FR-A-2767157 because it does not require ribs or specific grooves for the rotational stop of the ring gear 46.
  • the yoke 64 has in the example of Figures 8 and 9 , a double function of articulation of the lever 41 and rotational stop of the ring 46, which also simplifies the manufacture of the latter. The risk of molding deformation of the crown 46 thermoplastic are thus limited.
  • the figure 10 shows the device for positioning the ring 46 of the gearbox 45 relative to the support 16 of the starter and the cylinder head 15 of the electric motor 11.
  • the ring 46 has at its projecting outer periphery a collar 73 having a first bearing surface 70 located in the same plane as the second bearing face 71 of the starter support 16, and the third bearing face 72 of the yoke 15 of the inductor. More precisely, the flange 73, here of radial orientation and of annular shape, is axially offset with respect to the bottom 62 as better visible in the figures 2 , and 6 .
  • the second bearing face 71 of the support is formed at the free end of the support 16, here metallic, that is to say at the rear end of the support 16.
  • the third bearing surface of the yoke 15, here metallic, is constituted by the free end of the yoke 15 adjacent to the second bearing face 71.
  • the bearing faces 70 to 72 extend transversely with respect to the axis 14.
  • the centering of the toothed crown 46 in the support 16 is provided by the first bearing face 70 of the collar 73.
  • the centering of the cylinder head 15 on the ring 46 is effected on the outside diameter of the collar 73.
  • the third bearing face 72 of the yoke 15 is in contact with the second bearing face 71 of the support 16, which permanently guarantees the electrical continuity between the yoke and the support.
  • the flange 73 is extended towards the rear, in the direction opposite to the lever 41, by a network of ribs 402 of axial orientation of different length. These ribs, distributed circumferentially, reinforce the skirt 61. It can be seen at figure 2 that the outer periphery of the front portion of the skirt 61, extending between the flange 62 and the bearing face 70 of the flange 73, has pointed projections 400. Similarly, in 401, pointed projections are seen which extend to the outer periphery ribs 402 as best visible at the figure 8 . Thus it is easy to clamp the front section into the first housing of the support and the same is mounted by force the yoke on the ribs 402.
  • the flange 73 of centering and positioning of the ring 46 simplifies the machining operations, and reduce the starter rating chains. Only the second bearing face 71 of the support 16 must be machined.
  • the tongues 55 and the tabs 64a, 64b of the yoke 64 form between them a space for the passage of the control lever 41, here plastic.
  • the tabs 55 correspond to the tabs 64a, 64b of the yoke 64 with only one bearing 56.
  • the lever 41 is connected to the movable core 40 via a rod hitched elastically to the movable core 40 as visible partially to the figure 1 , and better visible at the figure 2 of the document FR-A-2787833 .
  • the fork 60 has at its lower end two fingers penetrating into a groove in the driver 51, one of the sides of the groove being formed by a washer mounted snap on the trainer as described in the document FR-A-2687736 .
  • the cylindrical cylinder head 15 like the tank 33, has a simplified structure thanks to the invention, since the ring 46 has an extension, here having a generally transverse orientation. This extension extends substantially in the extension of the flange 62 of the ring 46 of hollow form, serving as housing the speed reducer epicyclic train.
  • the spindle 54 is molded with the lever 14 and is provided in the aforementioned manner, as visible in FIG. figure 11 , a single tongue 55 of transverse orientation directed towards the contactor and having at its outer periphery a receiving recess 155 of the pivot axis 54 of cylindrical shape.
  • the tongue 155 is therefore of reduced thickness at its recess 155 generally of rectangular shape and opening to the outer periphery of the tongue 55 generally of rectangular shape.
  • the bottom 159 of the recess 155 constitutes a shoulder for the axis 54 and advantageously has a rounded profile.
  • This axis 54 is here of the type of that visible at the figure 4 and therefore comprises two cylindrical studs or trunnions extending on either side of the body of the lever 41.
  • figure 11 in dotted lines as the pins of the axis 54.
  • these pads are each delimited by a plane face of transverse orientation unlike the pins of the axis 54 of the figure 4 , which are delimited by an inclined face for spacing the legs of the figure 4 .
  • the width of the recess 155, made in the rear face of the tongue 55 facing the support 16, is greater than the length of the axis 54.
  • the height of this hollow is greater than the diameter of the axis 54.
  • the recess 155 centrally has a thickness reduction 156, which thus delimits two spans 157 extending on either side of the reduction of thickness 156. These spans 157 are spans for the studs of the pivot axis 54.
  • the thickness reduction 156 avoids interference with the body of the lever 41.
  • the rounded profile of the bottom 159 is dimensioned according to the diameter of the pads of the axis 54.
  • the bottom 59 forms in connection with the seats 157 a cradle for the axis of the lever 41 and therefore a bearing surface therefor.
  • the width of this tongue 55 is dimensioned according to the cavity 69 of the figure 8 .
  • the lateral edges 210 of the tongue 55 are adapted to cooperate in a complementary manner with the lateral edges 169 ( figure 8 ) delimiting the cavity 69 for locking or immobilization in rotation of the ring 46.
  • the tongue 55 has been rigidified centrally.
  • there are two ribs 158 extending on either side of a rib 160 of the type visible in FIG. figure 3 .
  • a central opening 210 centrally affecting the bottom 159 at the thickness reduction 156 of the recess 155.
  • the ribs 158 define the lateral edges of the opening 210 of rectangular shape.
  • the central rib 160 opens into the longitudinal bottom of the opening 210.
  • the ring gear 46 more precisely the flange 62, has a salient pin referenced 300 in the Figures 2 and 3 .
  • This lug extending diametrically opposite by relative to the yoke 64, or alternatively to the tongue or tabs 55 replacing the yoke 64.
  • This yoke is received in a complementary manner in a cavity 269 of the support 16 and thus participates in the rotational grooving of the ring 46 in association with the extension of the ring-shaped crown 64 or at least one tongue 55.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
  • Output Control And Ontrol Of Special Type Engine (AREA)
  • Cylinder Crankcases Of Internal Combustion Engines (AREA)
  • Electrical Control Of Ignition Timing (AREA)
  • Combustion Methods Of Internal-Combustion Engines (AREA)
  • Valve Device For Special Equipments (AREA)
  • Means For Warming Up And Starting Carburetors (AREA)
EP04805585A 2003-11-28 2004-11-29 Demarreur de moteur a combustion interne equipe de moyens de centrage du reducteur et de culasse sur le boitier Not-in-force EP1687526B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL04805585T PL1687526T3 (pl) 2003-11-28 2004-11-29 Rozrusznik silnika spalinowego wyposażony w środki do centrowania reduktora prędkości i w głowicę na obudowie

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
FR0314009A FR2863015B1 (fr) 2003-11-28 2003-11-28 Demarreur de vehicule automobile a reducteur equipe de moyens d'immobilisation en rotation de la couronne
FR0314010A FR2863016B1 (fr) 2003-11-28 2003-11-28 Demarreur de vehicule automobile equipe de moyens de centrage du reducteur et de culasse sur le boitier
FR0314011A FR2863017B1 (fr) 2003-11-28 2003-11-28 Demarreur de vehicule automobile a reducteur comportant des moyens d'articulation du levier de commande
PCT/FR2004/003060 WO2005054664A1 (fr) 2003-11-28 2004-11-29 Demarreur de moteur a combustion interne equipe de moyens de centrage du reducteur et de culasse sur le boitier

Publications (2)

Publication Number Publication Date
EP1687526A1 EP1687526A1 (fr) 2006-08-09
EP1687526B1 true EP1687526B1 (fr) 2008-05-14

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
EP04805585A Not-in-force EP1687526B1 (fr) 2003-11-28 2004-11-29 Demarreur de moteur a combustion interne equipe de moyens de centrage du reducteur et de culasse sur le boitier

Country Status (9)

Country Link
US (1) US20070215089A1 (ko)
EP (1) EP1687526B1 (ko)
JP (1) JP2007512467A (ko)
KR (1) KR20060123404A (ko)
AT (1) ATE395510T1 (ko)
DE (1) DE602004013827D1 (ko)
ES (1) ES2307065T3 (ko)
PL (1) PL1687526T3 (ko)
WO (1) WO2005054664A1 (ko)

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FR2985084B1 (fr) 2011-12-22 2015-03-13 Valeo Equip Electr Moteur Commutateur electromagnetique pour demarreur de moteur thermique comprenant au moins deux contacts mobiles
FR2997732A1 (fr) 2012-11-08 2014-05-09 Valeo Equip Electr Moteur Demarreur pour moteur thermique muni d'un dispositif d'absorption des chocs par cisaillement
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Publication number Publication date
KR20060123404A (ko) 2006-12-01
EP1687526A1 (fr) 2006-08-09
WO2005054664A1 (fr) 2005-06-16
PL1687526T3 (pl) 2008-10-31
ATE395510T1 (de) 2008-05-15
ES2307065T3 (es) 2008-11-16
DE602004013827D1 (de) 2008-06-26
US20070215089A1 (en) 2007-09-20
JP2007512467A (ja) 2007-05-17

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