EP2858084B1 - Elektromagnetischer Kontaktgeber eines Kraftfahrzeuganlassers und entsprechender Anlasser - Google Patents

Elektromagnetischer Kontaktgeber eines Kraftfahrzeuganlassers und entsprechender Anlasser Download PDF

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Publication number
EP2858084B1
EP2858084B1 EP14187657.3A EP14187657A EP2858084B1 EP 2858084 B1 EP2858084 B1 EP 2858084B1 EP 14187657 A EP14187657 A EP 14187657A EP 2858084 B1 EP2858084 B1 EP 2858084B1
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EP
European Patent Office
Prior art keywords
contact plate
contact
contactor according
movable core
plate
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
EP14187657.3A
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English (en)
French (fr)
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EP2858084A1 (de
Inventor
Rachid Hamdi
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
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Valeo Equipements Electriques Moteur SAS
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Publication of EP2858084A1 publication Critical patent/EP2858084A1/de
Application granted granted Critical
Publication of EP2858084B1 publication Critical patent/EP2858084B1/de
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H51/00—Electromagnetic relays
    • H01H51/02—Non-polarised relays
    • H01H51/04—Non-polarised relays with single armature; with single set of ganged armatures
    • H01H51/06—Armature is movable between two limit positions of rest and is moved in one direction due to energisation of an electromagnet and after the electromagnet is de-energised is returned by energy stored during the movement in the first direction, e.g. by using a spring, by using a permanent magnet, by gravity
    • H01H51/065—Relays having a pair of normally open contacts rigidly fixed to a magnetic core movable along the axis of a solenoid, e.g. relays for starting automobiles
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
    • H01H1/14—Contacts characterised by the manner in which co-operating contacts engage by abutting
    • H01H1/22—Contacts characterised by the manner in which co-operating contacts engage by abutting with rigid pivoted member carrying the moving contact
    • H01H1/221—Contacts characterised by the manner in which co-operating contacts engage by abutting with rigid pivoted member carrying the moving contact and a contact pressure spring acting between the pivoted member and a supporting member
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
    • H01H1/14—Contacts characterised by the manner in which co-operating contacts engage by abutting
    • H01H1/24—Contacts characterised by the manner in which co-operating contacts engage by abutting with resilient mounting
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
    • H01H1/14—Contacts characterised by the manner in which co-operating contacts engage by abutting
    • H01H1/24—Contacts characterised by the manner in which co-operating contacts engage by abutting with resilient mounting
    • H01H1/26—Contacts characterised by the manner in which co-operating contacts engage by abutting with resilient mounting with spring blade support
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/02—Bases, casings, or covers
    • H01H9/04—Dustproof, splashproof, drip-proof, waterproof, or flameproof casings
    • H01H9/041—Casings hermetically closed by a diaphragm through which passes an actuating member

Definitions

  • the present invention relates to an electromagnetic starter contactor of a motor vehicle and the corresponding starter.
  • the invention finds a particularly advantageous application in the field of electromagnetic contactors for power circuits, in particular for an electric motor of a thermal engine starter, in particular of a motor vehicle.
  • an electromagnetic contactor for a power circuit comprises a movable contact mounted on a control rod.
  • the movable contact is intended to come into contact with power terminal heads, arranged in a contact chamber located at the rear of the contactor.
  • This contactor is for example used to control the actuation of an electric motor of an internal combustion engine starter.
  • an electromagnetic contactor 1 shown on the Figures 1a to 1c has a movable core 3, a fixed core 4 and a metal housing 6, or tank, in which is arranged at least one coil 8 mounted on an insulating annular support 9.
  • This support 9 and the front end of the casing 6 are centrally provided with a passage for the mobile core 3.
  • One end of the mobile core 3 is connected to a pivoting lever (not shown) which acts for example on the launcher of the starter as described in the document FR2795884 .
  • the spring teeth against teeth 10 can be compressed in the event of direct non-penetration of the starter gear (not shown) in the starter ring connected to the heat engine and the connecting rod 12 connected to the pivoting lever.
  • the other end of the movable core 3 is intended to act on a front end of a thrust rod 15 through a central hole 16 fixed core 4 in which the front portion of the rod 15 is slidably mounted.
  • the control rod 15 carries a contact plate 21.
  • the contact plate 21 extends transversely with respect to the rod 15 to cooperate with two heads 23, 24 of electrical terminals 26, 27 of an electrical power circuit and to establish between them an electrical contact.
  • One of the terminals 26, 27 is intended to be connected to a positive terminal of the battery, the other terminal being intended to be connected by means of a cable to the brushes of the electric motor of positive polarity.
  • the two terminals 26, 27 are fixed and carried by a cover 30 of electrically insulating material ensuring the closing of the rear of the tank 6.
  • the attachment of the cover 30 is made by folding the material of the free end of the tank 6 on the cover 30.
  • the heads 23, 24 of the power terminals are arranged in a contact chamber 41 defined by a wall 40 of the cover 30.
  • the rod 15 carries an axial compression spring 32 arranged between a shoulder 33 of the control rod 15 and a face of the movable contact 21.
  • the switch 1 also comprises a return spring 38 arranged between the cover 30 and a stop of the control rod.
  • the mobile core 3 is initially in a position, called the rest position, in which the core 3 is remote from the fixed core 4.
  • the coil 8 is electrically activated and then creates a magnetic field.
  • This magnetic field allows the axial displacement of the movable core 3 towards the fixed core 4.
  • the rear end of the movable core 3 comes into contact with the front end of the control rod 15 and then axially moves the rod 15 through the hole 16 towards the rear of the switch 1.
  • the displacement of the rod 15 has the effect of compressing the return spring 38 until the movable contact 21 comes into contact with the heads 23, 24 of the terminals 26, 27 electric.
  • the contactor 1 is then in a so-called electrical contact position visible on the figure 1b , the contact plate 21 being in a position called "active".
  • the starter is exposed to the presence of impurities such as dirt, liquid (water, brake fluid) or ice, likely to enter the chamber This can lead to insulation problems between the contact plate 21 and the power terminals 26, 27 when the contact plate 21 is in the off position.
  • WO 2013/093365 A1 discloses an electromagnetic motor starter contactor according to the preamble of claim 1.
  • the invention aims to effectively remedy at least one of these drawbacks by proposing an electromagnetic starter contactor of a motor vehicle having at least two power terminals, a contact plate, and a movable core capable of generating the displacement of said contact of a disabling position in which the contact plate cuts the contact between the two power terminals to an active position in wherein the contact plate makes contact between the two power terminals, wherein the contact plate is permanently in contact with one of the power terminals in the active position and in the deactivated position.
  • the movable core is movable between a rest position at a magnetized position, wherein the movable core generates the displacement of said contact plate to establish contact between the two terminals when it moves from its rest position to its magnetized position and in that that the return of the movable core to its rest position allows the contact plate to cut the electrical contact.
  • the contact plate is made of a deformable material so that during its passage from the deactivated position to the active position, said contact plate is able to come into contact with the other power terminal following a deformation generated by a displacement of the movable core, said contact plate then returning to its initial form in the deactivated position.
  • Such an embodiment makes it possible to have a contactor provided with a number of pieces that is smaller than the part numbers in the prior art. Indeed, the fact that the contact plate is deformable allows to remove the contact spring of the prior art to allow the movable core to finish its race to the final position while having an electrical contact between the terminals by the through the contact plate.
  • the contact plate is made of deformable elastic material and is arranged to allow the rod of control to the home position when the movable core returns to the home position.
  • the movable core causes the deformation of said contact plate by means of a control rod.
  • said contact plate is crimped to the power terminal with which said contact plate is in contact in the deactivated position and in the active position.
  • the crimping makes it possible to have a simple and safe electrical contact between this terminal and the contact plate.
  • said contact plate is slidably mounted with respect to the power terminal with which said plate is in contact in the deactivated position and in the active position.
  • This embodiment makes it possible to have a rigid contact plate.
  • an elastic return means is positioned between said contact plate and said power terminal so as to urge said contact plate in the off position when no force is applied to said contact plate.
  • said contact plate comprises a pad intended to cooperate with a head of the other power terminal when said contact plate is in the active position.
  • said pad of said contact plate and the head of the power terminal have complementary shaped toothings.
  • said contact plate is configured to be in the active position before the movable core is in the magnetized position.
  • magnetic position is meant the final position in which the movable core remains stationary, in general the core abuts against an organ, generally a fixed core. This ensures that there is electrical contact when the core is in the magnetized position.
  • a cover comprises a wall delimiting a chamber, called a contact chamber, inside which are positioned heads of the two power terminals as well as said contact plate, a membrane ensuring a tight closure of said chamber of contact. contact.
  • the contact chamber thus closed by the membrane containing the contact plate and the power terminals form an autonomous unit whose proper functioning can be tested before its attachment with the rear part of the tank, which saves time in case malfunction compared to state-of-the-art systems.
  • the membrane prevents the penetration of impurities such as dirt, liquid (water, brake fluid) or ice inside the contact chamber. This limits the risk of poor insulation between the contact plate and the power terminals.
  • the membrane comprises at least one central zone made of a deformable material to allow the displacement of said contact plate by the action of an element outside the hood.
  • the membrane is made entirely of a deformable material.
  • the membrane comprises a first rigid part fixed on one end of the cover and a second part intended to cooperate with an element external to the contact chamber, said second part being connected to said first part by means of a elastic element.
  • the rigid part allows its easy attachment to the cover, for example by ultrasonic welding or any other method.
  • said contact plate is made of a copper and beryllium alloy. This alloy has both properties of elasticity and electrical conductivity.
  • Such a contact plate makes it possible to have elastic characteristics allowing the invention.
  • the invention also relates to the motor vehicle starter equipped with a contactor according to the invention.
  • the Figures 2a to 2c illustrate a contactor 1 rising in place of the contactor of the Figures 1a to 1 vs.
  • This contactor 1 is for example used to control the actuation of an electric motor of an internal combustion engine starter.
  • the contactor 1 has a mobile core 3, a fixed core 4, both of ferromagnetic material, and a metal housing 6, also called tank, in which is arranged two coils (a call coil 81 and a holding coil 82) mounted on an insulating annular support 9.
  • the support 9 is engaged on an annular bearing surface of the fixed core 4.
  • This support 9 and the front end of the tank 6 are centrally provided with a passage for the movable core 3.
  • the call coil 81 when electrically activated, controls the axial displacement of the mobile core 3 towards the core fixed 4.
  • the mobile core 3 then moves from a so-called rest position in which said movable core 3 is moved away from the fixed core 4 to a so-called magnetized position in which the mobile core 3 is in contact with the fixed core 4.
  • the coil holding means 82 keeps the movable core in the magnetized position as explained in more detail below.
  • a front end of the mobile core 3 is connected to a pivoting lever (not shown) which acts for example on the starter of the starter as described in the document FR2795884 .
  • the spring teeth against teeth can be compressed in the event of direct non-penetration of the starter pinion (not shown) in the starter ring connected to the heat engine and in 12 the connecting rod to the pivoting lever.
  • the rod 12 and the spring 10 are mounted inside a cavity of electrically insulating material.
  • the other end of the movable core 3 is intended to act on a front end of a control rod 15 by pushing through a central hole 16 of the fixed core 4 in which the front portion of the rod 15 is slidably mounted. This thrust of the rod 15 is performed when the movable core 3 moves from the rest position to the magnetized position.
  • this rod 15 comprises a shoulder 151.
  • This shoulder 151 and a central portion of the rod 15 are mounted inside a cavity of the fixed core 4 closed by a washer 17.
  • the washer 17 is provided with a central opening to allow passage of the rear portion of the rod 15 whose end is in cooperation with a central zone 44 of a membrane 43 described in more detail below.
  • a return spring 34 is mounted on the one hand bearing between this shoulder 151 and on the other hand bears against the washer 17 forming a stop.
  • two power terminals 26 and 27 are fixed and are carried by a cover 30 of electrically insulating material. More specifically, the cover 30 has a wall 40 delimiting a contact chamber 41 inside which the heads are located. 23, 24 of the power terminals and a contact plate 21.
  • One of the terminals 26 is intended to be connected to the positive terminal of the battery, while the other terminal 27 is intended to be connected to the electric motor of the starter as described. for example in the document FR2795884 supra.
  • the power terminals 26, 27 pass axially right through the bottom of the chamber 41, so that the heads 23, 24 of the terminals are pressed against the bottom of the chamber 41, the rear part of the terminals. power 26, 27 protruding from the bottom of the chamber 41 to allow respectively to make the connections with the positive terminal of the battery and the positive terminal of the brushes of the electric motor of the starter.
  • the membrane 43 ensures a sealed closure of the contact chamber 41.
  • This membrane 43 is located on the open side of the chamber 41 opening towards the fixed core 4.
  • the membrane 43 comprises at least a central zone 44 made of a deformable material to allow the displacement of the contact plate 21 by the action of the control rod 15 via said central zone 44.
  • the central zone 44 has a concave shape cooperating with the end of the control rod 15.
  • the membrane 43 is entirely made of a deformable material.
  • the membrane 43 comprises a first rigid portion 46 fixed on a free end of the cover 30 and a second central portion 47 intended to cooperate with the rear end of the control rod 15.
  • the second portion 47 is connected to the first portion 46 via a resilient member 48 so as to allow movement of the second portion 47 relative to the first portion 46 when the control rod 15 comes into contact with the contact plate 21 to move it through of the second part 47.
  • the first and second parts 46, 47 may for example be made of a metallic material.
  • the membrane 43 may be fixed on the free end of the support 30 by welding, crimping, gluing or any other suitable fastening technique.
  • the contact chamber 41 thus closed by the membrane 43 containing the contact plate 21 and the power terminals 26, 27 forms an autonomous assembly whose proper functioning can be tested before its attachment with the rear part of the tank 6, which provides a time saving in the event of a malfunction compared to the systems of the state of the art described above which could only be tested after fixing the cover 30 with the tank 6 and which therefore required dismantling of the chamber 41 by case of detection of a malfunction.
  • the membrane 43 prevents the penetration of impurities such as dirt, liquid (water, brake fluid) or ice, inside the contact chamber 41, which limits the risk of poor insulation between the contact plate 21 and the power terminals 26, 27.
  • the fixing of the chamber 41 on the contactor 1 is performed by folding the material of the free end of the tank 6 on the hood 30.
  • one of the terminals 26 is constantly connected, for example by crimping, to the contact plate 21 made of a deformable material.
  • the contact plate 21 may be made for example in a copper and beryllium alloy.
  • the contact plate 21 is able to go from a deactivated position to an active position, and vice versa. In the deactivated position, the contact plate 21 is remote from the power terminal 27 so as to cut off the contact between the two power terminals 26, 27. In the active position, the contact plate 21 makes contact between the two power terminals 26, 27 via the contact heads 23, 24.
  • the transition from the deactivated position to the active position occurs due to a deformation of the contact plate 21 generated by the displacement of the movable core 3.
  • a pellet 49 reach by the contact plate 21 is intended to cooperate with the head 24 of the terminal 27 when the contact plate 21 is in the active position.
  • the pellet 49 of the contact plate 21 and the head 24 of the terminal 27 comprise complementary-shaped toothings.
  • the starting of the heat engine is controlled, which electrically activates the coil of 81.
  • the coil 81 then creates a magnetic field, which generates the axial displacement of the movable core 3 towards the fixed core 4.
  • the rear end of the movable core 3 comes into contact with the front end of the rod 15. in order to move the control rod 15 through the central hole 16 of the fixed core 4 towards the contact plate 21 while compressing the return spring 34.
  • the end of the control rod 15 then applies a force on the contact plate 21 via the central zone 44 of the membrane 43 which is deformed.
  • the rod 15 thus indirectly applies a force on the contact plate 21 which will be able to deform to make contact with the power terminal 27 and thus move to the active position.
  • the contact between the contact plate 21 and the heads 23, 24 of the electric terminals 26, 27 thus makes it possible to electrically supply the electric motor of the starter.
  • the contactor 1 is then in the so-called electrical contact position shown on the figure 2b .
  • the return spring 34 continues to be compressed until the movable core 3 comes into contact with the fixed core 4.
  • the movable core 3 is then in the magnetized position as shown in FIG. Figure 2c .
  • the compression of the spring 34 and the flexibility of the contact plate 21 allow the displacement of the rod 15 after the movable contact 21 has come into contact with the heads 23, 24.
  • the movable core 3 is held in the magnetized position by the supply of the holding coil 82, the supply of the call coil 81 being cut off.
  • the power terminals 26, 27 are not axially offset with respect to each other and it is the contact plate 21 itself which establishes a connection with one of the heads 24 which is slightly raised relative to to the other contact head 23, as shown in Figures 3a and 3b .
  • the Figures 4a and 4b show an alternative embodiment of the contact plate 21 and its connection with the terminal 26 may replace the use of a deformable contact plate 21. More specifically, the contact plate 21 which is in this case a rigid plate is mounted on the terminal 26 via a sliding connection 54. An elastic return means 55 is positioned between the contact plate 21 and the terminal 26 so as to urging the contact plate 21 into the deactivated position when no force is applied to the contact plate 21 (cf. figure 4a ). An abutment means (not shown) integrated in the connection 54 makes it possible to retain the plate 21 axially.
  • FIGS. 5a and 5b show another embodiment in which the contact plate 21 is mounted on a second control rod 60 slidable inside a guide 61.
  • This control rod 60 further carries a second return spring 62 arranged between the contact plate 21 and a front end of the guide 61.
  • the spring 62 is provided to hold the contact plate 21 in abutment on a washer 63 forming a stop. distance of the heads 23, 24 when no force is applied to the second control rod 60.
  • a stop 64 is also provided to retain the control rod 60 inside the guide 61 when the contact plate 21 is in the off position.
  • the first control rod 15 moved by the movable core 3 as explained above can then bear against the membrane 43 on the front end of the second control rod 60 to move it rearward.
  • This has the effect of moving the contact plate 21 towards the power terminals 26, 27 until it comes into contact with the two power terminals 26, 27 in the active position (cf. figure 5b ).
  • the spring 62 compresses, while the rear stop 64 is moved away from the rear end of the guide 61.
  • the spring 34 is also compressed following displacement in translation of the rod 15.
  • the switch is arranged so that there is a clearance between the rear stop 64 and the rear cover when the second control rod is in the rear position, that is to say say when the mobile core is in the magnetized position.
  • the spring 34 decompresses, which causes the rod 15 to return to the initial position, which no longer exerts axial force on the second rod 60.
  • the spring 62 also decompresses and allows the return of the contact plate 21 in a position remote from the two power terminals 26, 27 (disengaged position) while the rear stop 64 of the second rod 60 rests against the rear end of the guide 61, as shown in FIG. figure 5a .
  • the invention is not limited to the embodiments described above, and it is also applicable to different forms of power electromagnetic contactors 1.
  • Those skilled in the art will thus have understood that the use of a sealed contact chamber 41 is independent of the use of a contact plate 21 always having a contact with one of the power terminals 26, 27. active and inactive position of the contact plate 21 even if the combination of these two features may facilitate the realization of the contact chamber 41.
  • the invention applies to all types of contactors 1 for electric motors of conventional starters internal combustion engine.
  • the contactor 1 can be implanted above the electric motor of the starter as in the document FR2795884 .
  • the contactor 1 is offset by being, for example, implanted transversely to the rear of the electric motor of the starter, as in the document FR2843427 .
  • the spring 10 teeth against teeth which is compressed in case of non direct penetration of the starter gear in the starter ring is implanted either in the contactor 1 as in figures 1 , 2 , 4 and 5 , either outside the contactor 1 between the launcher and the actuating lever as in the figure 1 of the document EP960276 .
  • the contactor 1 comprises only a coil 81 as described in the document FR2795884 .
  • a Specific electric motor is provided to actuate the lever so that the movable core 3 is simplified by being devoid of means for connection with the lever.
  • the contactor 1 according to the invention can belong to a coupling relay of two starters acting in parallel.

Claims (15)

  1. Elektromagnetischer Kontaktgeber (1) eines Kraftfahrzeuganlassers, umfassend mindestens zwei fixe Leistungsanschlüsse (26, 27), eine Kontaktplatte (21) und einen beweglichen Kern (3), der geeignet ist, die Verschiebung der Kontaktplatte (21) von einer inaktiven Position, in der die Kontaktplatte den elektrischen Kontakt zwischen den beiden Leistungsanschlüssen (26, 27) trennt, in eine aktive Position, in der die Kontaktplatte (21) einen elektrischen Kontakt zwischen den beiden Leistungsanschlüssen (26, 27) herstellt, zu erzeugen,
    dadurch gekennzeichnet, dass die Kontaktplatte (21) permanent mit einem der Leistungsanschlüsse (26) in Kontakt steht.
  2. Kontaktgeber nach Anspruch 1,
    wobei der bewegliche Kern zwischen einer Ruheposition in eine Magnetposition beweglich ist, in welcher der bewegliche Kern die Verschiebung der Kontaktplatte erzeugt, um den Kontakt zwischen den beiden Anschlüssen herzustellen, wenn er von seiner Ruheposition in seine Magnetposition übergeht, und dass die Rückkehr des beweglichen Kerns in seine Ruheposition es der Kontaktplatte gestattet, den elektrischen Kontakt zu trennen.
  3. Kontaktgeber nach Anspruch 1 oder 2,
    wobei die Kontaktplatte (21) aus einem verformbaren Material hergestellt ist, so dass, bei ihrem Übergang von der inaktiven Position in die aktive Position, die Kontaktplatte (21) ausgelegt ist, sich durch eine Verschiebung des beweglichen Kerns (3) zu verformen, und so dass die Verformung der Kontaktplatte geeignet ist, mit dem anderen Leistungsanschluss (27) in Kontakt zu treten, wobei die Kontaktplatte (21) anschließend wieder ihre anfängliche Form in der inaktiven Position annimmt.
  4. Kontaktgeber nach Anspruch 3,
    wobei der bewegliche Kern (3) die Verformung der Kontaktplatte (21) durch die Vorspannung einer Steuerstange (15) bewirkt.
  5. Kontaktgeber nach Anspruch 3 oder 4,
    wobei die Kontaktplatte (21) durch Crimpen an einem der beiden Leistungsanschlüsse (26) befestigt ist, mit dem die Kontaktplatte (21) in der inaktiven Position und in der aktiven Position in Kontakt steht.
  6. Kontaktgeber nach Anspruch 1 oder 2,
    wobei die Kontaktplatte (21) gleitend in Bezug auf einen der beiden Leistungsanschlüsse (26) montiert ist, mit dem die Platte in der inaktiven Position und in der aktiven Position in Kontakt (21) steht.
  7. Kontaktgeber nach den Ansprüchen 5 und 2, wobei ein elastisches Rückholmittel zwischen der Kontaktplatte (21) und dem Leistungsanschluss (26) positioniert ist, um eine Kraft auf die Kontaktplatte (21) zu der inaktiven Position auszuüben.
  8. Kontaktgeber nach einem der Ansprüche 1 bis 7,
    wobei die Kontaktplatte (21) eine Scheibe (49) umfasst, die dazu bestimmt ist, mit einem Kopf des anderen Leistungsanschlusses (27) zusammenzuwirken, wenn die Kontaktplatte (21) in der aktiven Position ist.
  9. Kontaktgeber nach Anspruch 8,
    wobei die Scheibe (49) der Kontaktplatte (21) und der Kopf (24) des Leistungsanschlusses (27) Verzahnungen mit komplementärer Form umfassen.
  10. Kontaktgeber nach einem der Ansprüche 1 bis 9,
    wobei die Kontaktplatte (21) ausgelegt ist, in der aktiven Position zu sein, bevor der bewegliche Kern (3) mit einem fixen Kern (4) in Kontakt tritt.
  11. Kontaktgeber nach einem der Ansprüche 1 bis 10,
    wobei eine Abdeckung (30) eine Wand (40) umfasst, welche eine Kammer (41) begrenzt, die als Kontaktkammer bezeichnet wird, in deren Inneren Köpfe der beiden Leistungsanschlüsse (26, 27) sowie die Kontaktplatte (21) positioniert sind, und wobei eine Membran (43) einen dichten Verschluss der Kontaktkammer (41) sicherstellt.
  12. Kontaktgeber nach Anspruch 11,
    wobei die Membran (43) mindestens eine zentrale Zone (44) aufweist, die aus einem verformbaren Material hergestellt ist, um die Verschiebung der Kontaktplatte (21) durch die Wirkung eines Elements außerhalb der Abdeckung (30) zu gestatten.
  13. Kontaktgeber nach Anspruch 11,
    wobei die Membran (43) einen ersten starren Abschnitt (46), der an einem Ende der Abdeckung (30) befestigt ist, und einen zweiten Abschnitt (47) aufweist, der dazu bestimmt ist, mit einem Element außerhalb der Kontaktkammer (41) zusammenzuwirken, wobei der zweite Abschnitt (47) mit dem ersten Abschnitt (46) durch ein elastisches Element verbunden ist.
  14. Kontaktgeber nach einem der Ansprüche 1 bis 13,
    wobei die Kontaktplatte (21) aus einer Legierung von Kupfer und Beryllium hergestellt ist.
  15. Kraftfahrzeuganlasser, welcher mit einem Kontaktgeber nach einem der vorhergehenden Ansprüche versehen ist.
EP14187657.3A 2013-10-04 2014-10-03 Elektromagnetischer Kontaktgeber eines Kraftfahrzeuganlassers und entsprechender Anlasser Not-in-force EP2858084B1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1359643A FR3011676B1 (fr) 2013-10-04 2013-10-04 Contacteur electromagnetique de demarreur de vehicule automobile et demarreur correspondant

Publications (2)

Publication Number Publication Date
EP2858084A1 EP2858084A1 (de) 2015-04-08
EP2858084B1 true EP2858084B1 (de) 2017-06-28

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EP14187657.3A Not-in-force EP2858084B1 (de) 2013-10-04 2014-10-03 Elektromagnetischer Kontaktgeber eines Kraftfahrzeuganlassers und entsprechender Anlasser

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Publication number Priority date Publication date Assignee Title
FR3118279A1 (fr) * 2020-12-18 2022-06-24 Valeo Equipements Electriques Moteur Contacteur electromagnetique de puissance pour un demarreur

Citations (1)

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Publication number Priority date Publication date Assignee Title
FR2340458A2 (fr) * 1976-02-05 1977-09-02 Ducellier & Cie Contacteur electromagnetique pour demarreur electrique de moteurs a combustion interne

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GB191414294A (en) * 1914-06-13 1915-07-13 Allen West Improvements in Electric Controllers.
DE4242930C2 (de) * 1992-12-18 1998-07-09 Bosch Gmbh Robert Einrückrelais für Andrehvorrichtungen
DE19702932A1 (de) 1997-01-28 1998-07-30 Bosch Gmbh Robert Schaltungsanordnung für ein Einrückrelais
FR2768259B1 (fr) * 1997-09-09 1999-10-08 Valeo Equip Electr Moteur Contacteur de demarreur comportant une cloison d'etancheite
FR2795884B1 (fr) 1999-06-30 2001-09-21 Valeo Equip Electr Moteur Procede d'entrainement progressif d'un contacteur du demarreur de vehicule
FR2843427B1 (fr) 2002-07-03 2006-08-04 Valeo Equip Electr Moteur Demarreur a contacteur deporte sur le palier arriere du moteur electrique
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

Patent Citations (1)

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Publication number Priority date Publication date Assignee Title
FR2340458A2 (fr) * 1976-02-05 1977-09-02 Ducellier & Cie Contacteur electromagnetique pour demarreur electrique de moteurs a combustion interne

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FR3011676B1 (fr) 2015-11-13
FR3011676A1 (fr) 2015-04-10
EP2858084A1 (de) 2015-04-08

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