EP1819895A1 - Module electromecanique - Google Patents

Module electromecanique

Info

Publication number
EP1819895A1
EP1819895A1 EP04802873A EP04802873A EP1819895A1 EP 1819895 A1 EP1819895 A1 EP 1819895A1 EP 04802873 A EP04802873 A EP 04802873A EP 04802873 A EP04802873 A EP 04802873A EP 1819895 A1 EP1819895 A1 EP 1819895A1
Authority
EP
European Patent Office
Prior art keywords
contact
electromechanical
sliding
conductor
sliding contact
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.)
Withdrawn
Application number
EP04802873A
Other languages
German (de)
English (en)
Inventor
Martin Mader
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.)
Kiekert AG
Original Assignee
Kiekert AG
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 Kiekert AG filed Critical Kiekert AG
Publication of EP1819895A1 publication Critical patent/EP1819895A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B85/00—Details of vehicle locks not provided for in groups E05B77/00 - E05B83/00
    • E05B85/02—Lock casings
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B81/00—Power-actuated vehicle locks
    • E05B81/02—Power-actuated vehicle locks characterised by the type of actuators used
    • E05B81/04—Electrical
    • E05B81/06—Electrical using rotary motors
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B81/00—Power-actuated vehicle locks
    • E05B81/12—Power-actuated vehicle locks characterised by the function or purpose of the powered actuators
    • E05B81/16—Power-actuated vehicle locks characterised by the function or purpose of the powered actuators operating on locking elements for locking or unlocking action
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B81/00—Power-actuated vehicle locks
    • E05B81/24—Power-actuated vehicle locks characterised by constructional features of the actuator or the power transmission
    • E05B81/32—Details of the actuator transmission
    • E05B81/34—Details of the actuator transmission of geared transmissions
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B81/00—Power-actuated vehicle locks
    • E05B81/54—Electrical circuits
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B81/00—Power-actuated vehicle locks
    • E05B81/54—Electrical circuits
    • E05B81/64—Monitoring or sensing, e.g. by using switches or sensors

Definitions

  • the invention relates to an electromechanical assembly in which the spatial position of a movable component with respect to the component can be determined by means of a sliding component provided on the movable component, for which purpose at least one corresponding to the sliding contact is provided on the module static contact field, wherein the contact pad with a Signal line for electrical view of the spatial position of the component is connected.
  • Motor vehicle door locks are made modular, usually made of plastic housing parts that hold the components stored in the housing. The included
  • Motor vehicle door locks movable components, such as warning lever, operating lever, mechanical locks and the like, which are provided with electrical devices for their movement.
  • the required wiring for the electrical loads (actuators, especially motors) and the necessary sensor for the determination of the relative spatial position of the movable components, by so-called punched grid or realized by an inserted board with etched or printed copper lines, which are often partially shed in or on the housing wall.
  • DE 39 24 231 C2 shows an electric drive unit for door locking devices in which a contact plate (board) is provided with conductors for cooperation with contact pieces, wherein the contact pieces are fixed to a housing located in the moving part, the position of which. At certain defined positions of the moving part, the contact pieces make electrical contact between the two conductors on the contact plate.
  • the conductors are designed by ordinary copper wires on an epoxy resin plate and the contact pieces by biased by spring tension against the contact plate metal strip.
  • EP 0 059 658 B1 also shows a lock for vehicle doors in which a movable lever and a movable warning lever are provided with a position detection, with metallic blades connected to these each being supported against a pressure circuit (printed circuit board) for the production of electrical circuits wherein the printing circuit in the
  • US 5,240,296 shows such a lock for vehicle doors.
  • the object of the invention is therefore to provide an electrical assembly with devisfeidern, which has an increased life.
  • an electromechanical subassembly in which the spatial position of a component movable relative to the subassembly can be determined by means of a sliding contact provided on the movable component, for which purpose at least one static contact field (coding surface) corresponding to the wiper contact is provided on the subassembly is, wherein the contact field is connected to a signal line for the electrical interrogation of the spatial position of the component, is configured such that the signal line and the contact pad are formed by a conductor foil.
  • the invention proposes to produce the leads from and to the contactor (s) corresponding to the wiper contact and the contactor (s) themselves from a conductor foil.
  • the advantage here is that a conductor foil has significantly improved abrasion properties, that is to say has less abrasion, than a conventional metal contact surface, in particular made of a copper conductor track. Also, the oxide formation and tendency for contact fusion is much lower than for a metal surface. This prolongs the life considerably.
  • An advantageous embodiment of the invention provides that the conductor foil is formed by an electrically conductive carbon layer, in particular carbon lacquer. As a result, the above benefits are further enhanced.
  • Carbon lacquer is characterized by an excellent resistance to oxidation, whereby the good sliding properties further extend the life of the contact element.
  • the conductor film is produced by means of a carbon-printing process.
  • the printed conductor and the contact field (s) can be produced in a particularly inexpensive and reliable manner, even directly on the wall of the housing itself.
  • the conductor foil is covered with a protective layer except for the areas of the contact field (s).
  • the conductor film is protected from external influences and in advantageously electrically insulating protective layer even a multi-layered or intersecting conductor track guidance is possible. Also unwanted electrical contacts with metal components are avoided.
  • a preferred embodiment of the invention provides that the conductor foil is formed on a flexible polyimide foil bearing this.
  • the conductor film is produced individually on the polyimide film, whereby it can be used as a prefabricated part in a simple operation in the housing and fixed therein.
  • Such a flexible film is in particular much easier to handle than the previously used used boards or stamped grid.
  • An advantageous and therefore particularly preferred embodiment of the invention provides that a sliding contact Abhebvorraum is provided which rises in particular arcuately over the surface of the contact fields.
  • a sliding contact Abhebvorraum is provided which rises in particular arcuately over the surface of the contact fields.
  • the sliding contact lifting device substantially in the form of a secant portion of a circular disc.
  • the towering form of the plane in which the contact pads are located allows a gentle flowing movement of the sliding contacts.
  • the conductor foil is at least partially embedded in an assembly wall carrying the conductor foil.
  • the movable component is part of a driven by an electric motor worm gear, in particular the worm wheel itself.
  • An advantageous embodiment of the invention provides that at least two mutually electrically connected sliding contacts are provided, each of which at least one contact field is assigned to the query of different positions of the movable component. As a result, a plurality of different positions of the mechanical component can be interrogated, which enables a differentiated position interrogation of complex predetermined states.
  • the contact fields are arranged concentrically to the axis of the worm wheel.
  • a sliding contact can be used, which is attached to the worm wheel itself.
  • the sliding contacts and in particular their contact tips made of a copper-beryllium alloy or coated therewith. This greatly increases the service life of the immediate contact points.
  • the / the sliding contacts are resilient, wherein they are advantageously arranged so that they are biased with a force component against the surface of the contact field. As a result, a defined electrical contact is ensured.
  • the worm wheel is configured such that it is connected to lever devices which lock / unlock the door lock into the positions and / or can spend theft-proof and / or child-resistant.
  • a position fixing aid is provided for a flexible layer carrying the conductor film, the position fixing aid lying flush against an edge of the flexible layer or protruding through a recess or opening in the flexible layer, wherein the position fixing aid is formed in particular by the sliding contact lifting device.
  • the module advantageously has a connection plug which is electrically connected to the conductor film.
  • the assembly is used particularly modular as a prefabricated part.
  • Fig. 5 is a bottom view of the worm wheel
  • FIG. 6 is a detail view of the sliding contact of FIG. 4,
  • FIG. 8 is a sectional view of Fig. 7 in the cutting direction a-a
  • FIG. 9 is a sectional view of Fig. 7 in the cutting direction b-b,
  • FIG. 10 shows an exemplary representation of a further exemplary embodiment of an electromotive assembly according to the invention with a motor driven moving parts in which a linear movement can be interrogated
  • FIG. 10 the electromotive assembly of FIG. 10 without motor and movable component.
  • FIG. 1 shows an electromechanical assembly 1 according to the invention, in the form of a motor vehicle door lock housing 12 (electrical component carrier) supporting the inner components.
  • a motor vehicle door lock housing 12 electric component carrier
  • the spatial position of a component 2 which is movable relative to the assembly 1 is to be detected.
  • the movable component 2 is the worm wheel 15 of a worm wheel gear 14 driven by an electric motor 13, a sliding contact (31 and 32) being provided on the underside of the worm wheel 15 for detecting the movement (ie the different defined positions) (see FIG 5 and FIG. 6) which correspond statically to the module 1, ie locally fixed contactors 4 (coding surfaces) (see FIGS. 2 and 3) and corresponding to the spatial position, in electrical contact with the Kunststofffeidern standing signal lines 5 circuits formed closes.
  • the worm wheel 15 is configured such that it is connected with lever devices which are not shown in the conventional manner for motor vehicle door locks, which lock and unlock the door lock in the positions and / or can be anti-theft and / or child-resistant.
  • the signal line 5 and the contact field 4 are formed by a conductor film 6 made of a carbon-coated carbon layer 7 on a flexible polyimide film 9.
  • the advantageously prefabricated conductor film 6 on the polyimide film 9 is particularly inexpensive to produce by means of a conventional carbon-printing process.
  • the conductor film 6 may be covered with a protective layer, in particular up to the regions of the contact field 4, with a protective layer 8 which is in particular electrically insulating (see FIG 8th) .
  • the signal lines 5 are connected to a connection plug 17 electrically connecting the module 1 to the outside.
  • the signal lines 5 are cast or glued partially or completely into the module wall 11. This facilitates the assembly in several steps.
  • the electric motor 13 is powered by a conductor foil 6 with power. If higher load currents, which are too high for a printed circuit film, are required, a feed line in the form of a conventional stamped grid or by means of wires can also be used to supply the electric motor, which can also be partially cast or otherwise incorporated into the module wall 11.
  • a feed line in the form of a conventional stamped grid or by means of wires can also be used to supply the electric motor, which can also be partially cast or otherwise incorporated into the module wall 11.
  • Material for the assembly wall 11 a polymeric material.
  • Fig. 2 shows the electromotive assembly of Fig. 1 wherein the electric motor 13 and the worm gear 14 is taken out with the worm wheel 15. You can see the contact fields 4, which are connected by the signal lines 5 with the End plug 17 are connected.
  • the polyimide film 9 which carries the signal lines 6 and the contact fields 4 is centered and held in order to facilitate assembly and to maintain a defined position on the module wall 11 by means of a position fixing aid 18, which protrudes through an opening 91 provided for this purpose (see also FIG. 3).
  • the position-fixing aid 18 protrudes positively through the opening 91 (also a recess lying on the edge of the polyimide film is possible) in the flexible layer 9.
  • the contact fields 4 arranged concentrically about the axis 16 of the worm wheel 15 are defined in their position relative to the above sliding sliding contacts 31 and 32 fixed to worm wheel 15 (Fig. 4) (Figs. 5 and 6).
  • the sliding contacts 31 and 32 are electrically connected together and fixed to the underside of the worm wheel 15 ( Figure 4) ( Figure 5).
  • the sliding contacts are mechanically biased with a force component K (Fig. 7, Fig. 8) against the surface 43 of the Mixfeider that they rest securely on the Mixfeidern 4 and ensure a secure electrical connection.
  • Fig. 6 shows the sliding contacts 31 and 32 which have been punched from a one-piece resilient metal strip (for example, a copper alloy).
  • the actual contact points have been molded into the metal strip as hemispherical or pointed cone-shaped depressions (see further details in FIGS. 6 to 8).
  • the shorter sliding contact 32 (FIG. 6) remains in electrical contact with the contact field 42 (FIG. 3) in all defined spatial positions of the movable component 2 (worm wheel 15).
  • the longer sliding contact 31 is at a first defined spatial position "A" (FIG. 6) of the movable component 2 with the contact field 41a in electrical Contact and at a second defined spatial position in electrical contact with the contact pad 41b. This ensures a query of the spatial positions via electrical currents flowing through the respective closed circuits via contact pads 42 and 41a or 42 and 41b.
  • FIGS. 7 and 8 each show a sectional view in the direction aa (spatial position "A") or bb (spatial position "B").
  • the sliding contact lifting device 10 can be formed from the material of the assembly wall 11 and, as in the example shown, integrally formed with the position fixing aid 18.
  • the sliding contact lifting device 10 essentially has the shape of a secant section of a circular disk.
  • the contact tips 33 of the sliding contacts 31 and 32 and are particularly durable they are made of a copper beryllium alloy or coated with a layer of such an alloy.
  • 10 shows an inventive electromechanical assembly 1 according to a second embodiment.
  • the movable component 2 is the substantially linearly displaceable operating lever 21 which is connected via a rotatable connection 23 with a mounted on the module wall 11 of the motor vehicle door lock housing 12 coupling lever 22.
  • the coupling lever 22 is moved by a tab 24, which cooperates with a threaded rod 25 which is driven by a gear 26 by an electric motor 13.
  • the signal lines 5 are again connected to a connection plug 17.
  • a sliding contact lifting device 10 is again provided, which is designed as the sliding contact lifting device of FIGS. 7 to Fig. 9 and acts.
  • the sliding contacts 31 and 32 are electrically connected to each other made of a metal strip which is resiliently biased against the surface of the contact pads 4.
  • the Sliding contacts are cast in the example shown in the operating lever 21.
  • the shorter sliding contact 32 remains in the example in all defined spatial positions of the movable component 2 (operating lever 21) with the contact pad 42 in electrical contact.
  • the longer sliding contact 31 is in electrical contact with the contact field 41a in a first defined spatial position of the movable component 2 and in electrical contact with the contact field 41b in the case of a second defined spatial position.
  • the signal lines 5 and the contact fields 4 have been applied directly to the module wall 11 by means of a carbon lacquer forming the carbon layer 7.
  • Fig. 11 shows the signal lines 5 and the contact pads 4 before the assembling step in which the operating and coupling levers have been inserted.
  • the support structures 27 and side walls of the electromechanical assembly 1 are formed onto the module wall 11 with signal lines 5 and contact tags 4 applied thereto-for example, by an injection molding method. LIST OF REFERENCE NUMBERS

Landscapes

  • Lock And Its Accessories (AREA)

Abstract

L'invention concerne un module (1) électromécanique, la position spatiale d'un composant (2) mobile par rapport à ce module (1) pouvant être déterminée au moyen d'un contact à frottement (31 ou 32) placé sur ledit composant. A cet effet, au moins un champ de contact (4) statique correspondant au contact à frottement est placé sur le module (1), ce champ de contact (4) étant relié à une ligne de signaux (5) pour déterminer électriquement la position spatiale du composant (2). Selon l'invention, la ligne de signaux (5) et le champ de contact (4) se présentent sous la forme d'un film conducteur (6).
EP04802873A 2004-12-07 2004-12-07 Module electromecanique Withdrawn EP1819895A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/DE2004/002665 WO2006060972A1 (fr) 2004-12-07 2004-12-07 Module electromecanique

Publications (1)

Publication Number Publication Date
EP1819895A1 true EP1819895A1 (fr) 2007-08-22

Family

ID=34959959

Family Applications (1)

Application Number Title Priority Date Filing Date
EP04802873A Withdrawn EP1819895A1 (fr) 2004-12-07 2004-12-07 Module electromecanique

Country Status (3)

Country Link
EP (1) EP1819895A1 (fr)
DE (1) DE112004003052A5 (fr)
WO (1) WO2006060972A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202010009708U1 (de) * 2010-06-30 2011-10-04 Kiekert Ag Komponententräger, insbesondere Kraftfahrzeugtürschloss
DE102012208077A1 (de) 2012-05-15 2013-11-21 Zf Friedrichshafen Ag Mikroschalter mit Mehrfachpositionserkennung für ein Schließsystem für ein Fahrzeug sowie ein Verfahren zur Herstellung eines Mikroschalters mit Mehrfachpositionserkennung
CN104314367B (zh) * 2014-10-11 2017-03-01 广东名门锁业有限公司 一种电子锁体信号开关碰触结构
WO2020215040A1 (fr) * 2019-04-19 2020-10-22 Inteva Products, Llc Traces métalliques pour l'activation d'un capteur à effet hall dans un verrou de véhicule

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1440866B2 (de) * 1963-12-14 1970-05-06 Balco Filtertechnik GmbH, 33OO Braunschweig Verfahren zur Herstellung gedruckter Schaltungen zur Verwendung in Schalteranordnungen
DE3315994A1 (de) * 1982-05-27 1984-11-08 Günter 5277 Marienheide Merten Mehrfachschalter, insbesondere zuend-anlasserschalter fuer kraftfahrzeuge
US4728755A (en) * 1984-11-29 1988-03-01 Robertshaw Controls Company Rotary switch construction and method of making the same
JP2556789B2 (ja) * 1991-03-29 1996-11-20 株式会社大井製作所 自動車用ドアロックの施解錠操作装置
DE4306143C3 (de) * 1993-02-27 2003-10-16 Kiekert Ag Verfahren zur Herstellung eines aus Spritzguß-Kunststoff bestehenden Gehäuses für einen Kraftfahrzeug-Türverschluß
JP2948491B2 (ja) * 1994-11-21 1999-09-13 三井金属鉱業株式会社 車両ロック装置のアクチュエータ
JPH11248462A (ja) * 1998-03-04 1999-09-17 Alps Electric Co Ltd 振動型ジャイロスコープ
DE10131601A1 (de) * 2001-06-29 2003-01-16 Swoboda Gmbh Geb Verfahren zur Herstellung von Gehäuseteilen
ITTO20020510A1 (it) * 2002-06-14 2003-12-15 Intier Automotive Closures Serratura per una portiera di un autoveicolo

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO2006060972A1 *

Also Published As

Publication number Publication date
WO2006060972A1 (fr) 2006-06-15
DE112004003052A5 (de) 2007-11-22

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