WO2012076312A1 - Dispositif d'essuie-glace - Google Patents

Dispositif d'essuie-glace Download PDF

Info

Publication number
WO2012076312A1
WO2012076312A1 PCT/EP2011/070348 EP2011070348W WO2012076312A1 WO 2012076312 A1 WO2012076312 A1 WO 2012076312A1 EP 2011070348 W EP2011070348 W EP 2011070348W WO 2012076312 A1 WO2012076312 A1 WO 2012076312A1
Authority
WO
WIPO (PCT)
Prior art keywords
crank
leg
wiper
wiper device
drive
Prior art date
Application number
PCT/EP2011/070348
Other languages
German (de)
English (en)
Inventor
Ciro Yoshiyasse
Ricardo Masami Abe
Alberto Carrari Filho
Fabricio Popotic Garcia
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
Priority to BR112013014074A priority Critical patent/BR112013014074A2/pt
Priority to CN201180058760.2A priority patent/CN103228496B/zh
Publication of WO2012076312A1 publication Critical patent/WO2012076312A1/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
    • B60S1/00—Cleaning of vehicles
    • B60S1/02—Cleaning windscreens, windows or optical devices
    • B60S1/04—Wipers or the like, e.g. scrapers
    • B60S1/0413—Modular wiper assembly
    • B60S1/0419—Modular wiper assembly the support structure being integrally molded
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
    • B60S1/00—Cleaning of vehicles
    • B60S1/02—Cleaning windscreens, windows or optical devices
    • B60S1/04—Wipers or the like, e.g. scrapers
    • B60S1/06—Wipers or the like, e.g. scrapers characterised by the drive
    • B60S1/16—Means for transmitting drive
    • B60S1/18—Means for transmitting drive mechanically
    • B60S1/24—Means for transmitting drive mechanically by rotary cranks
    • B60S1/245—Means for transmitting drive mechanically by rotary cranks with particular rod arrangements between the motor driven axle and the wiper arm axle
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
    • B60S1/00—Cleaning of vehicles
    • B60S1/02—Cleaning windscreens, windows or optical devices
    • B60S1/04—Wipers or the like, e.g. scrapers
    • B60S1/32—Wipers or the like, e.g. scrapers characterised by constructional features of wiper blade arms or blades
    • B60S1/34—Wiper arms; Mountings therefor
    • B60S1/3402—Wiper arms; Mountings therefor with means for obtaining particular wiping patterns
    • B60S1/3409—Wiper arms; Mountings therefor with means for obtaining particular wiping patterns the wiper arms consisting of two or more articulated elements

Definitions

  • the invention relates to a windshield wiper device with a wiper drive, a carrier element, a crank drive and at least one coupled to the Wscher- drive Wscherwelle, the wiper drive is arranged on the back of the support element, and wherein the Wscherwelle is guided in the support member in a receptacle.
  • a windshield wiper device with two wiper arms wherein the windshield wiper device has a wiper drive, a crank drive and a carrier, wherein a wiper shaft is coupled to the Wsch drive via the crank drive and the wiper shaft in the carrier in a receptacle is guided.
  • the carrier in this case has numerous components in order to couple the individual components of the windshield wiper device with one another and to fasten it in a motor vehicle.
  • an improved windshield wiper device can be provided by the windshield wiper device comprising a wiper drive, a carrier element, a crank drive and at least one wiper shaft coupled to the wiper drive.
  • the wiper drive is arranged on the rear side on the carrier element, wherein the Wscherwelle is guided in the carrier element in a receptacle.
  • the carrier element comprises a first leg and a second leg, wherein on the first Leg a fastener and the second leg receiving the wiper shaft is provided.
  • the legs are arranged on the carrier element such that the carrier element has a trough-shaped basic shape, wherein the wiper drive is fastened to the carrier element in a middle section between the two legs. Further, the two legs each have an end portion which is aligned parallel to the middle section.
  • this windshield wiper device is designed to be particularly compact.
  • the second leg has a fastening shaft for fastening a wiper arm in the end region.
  • the fastening shaft is arranged between the receptacle of the wiper shaft and the middle section.
  • the windshield wiper device comprises a third leg, which is arranged substantially parallel to the first leg, wherein the fastening element for fastening the windshield wiper device to a body of a motor vehicle is arranged in an end region of at least one of the legs. In this way, a particularly stiff and strong technically favorable support over the legs of the windscreen wiper device can be provided in a motor vehicle.
  • the carrier element is formed integrally and of the same material. This embodiment allows a simple production. It is particularly advantageous if the carrier element in a
  • Injection molding or in a forging process is produced.
  • the crank mechanism comprises a first crank connected to the wiper drive and a second crank connected to the shear shaft, wherein the two cranks are articulated to one another by means of a connecting rod, wherein the radius of the first crank is smaller than the radius of the second crank.
  • a joint is provided for connecting the connecting rod to the first and the second crank, wherein the connecting rod and / or at least one of the two cranks of the crank mechanism at each end have an opening which serves for fastening of the joint, wherein on the connecting rod and / or on at least one of the two cranks, a further opening is provided which is designed to serve as an alternative attachment point for fastening the joint to the connecting rod and / or at least one of the two cranks.
  • crank mechanism is shorter in its vertical extent than the support element, wherein the crank mechanism is arranged on the side facing away from the Wscherwelle. In this way, a particularly compact and flat windshield wiper device can be formed.
  • Figure 1 is a perspective view of a windshield wiper device with a support member
  • FIG 2 is a side view of the windshield wiper device shown in Figure 1;
  • FIG 3 is a plan view of the windshield wiper device shown in Figures 1 and 2;
  • FIG. 4 is an exploded perspective view of the carrier element of the windscreen wiper device shown in FIGS. 1 shows a perspective view of a windshield wiper device 1.
  • FIG. 2 shows a side view and
  • FIG. 3 shows a plan view of the windshield wiper device 1.
  • the windshield wiper device 1 comprises a wiper drive 10, which is attached to a windshield wiper device 1
  • Carrier element 5 is attached. Further, a crank mechanism 60 is provided to connect the wiper drive 10 with a Wscherwelle 20 for driving a Einarmwischarms, not shown.
  • the windscreen wiper drive 10 includes an electric motor 13, which is connected to a transmission, not shown.
  • An output shaft 12 of the wiper drive 10 is guided by the support member 5 and connects the wiper drive 10 with the crank mechanism 60.
  • the Wscherantrieb 10 is further screwed via mounting screws 1 1 on the support member 5 back.
  • the crank mechanism 60 of the windscreen wiper device 1 comprises a first crank 63 and a second crank 62, the first crank 63 being connected to the output shaft 12 of the driver drive 10.
  • the second crank 62 is connected to the wiper shaft 20.
  • the first crank 63 and the second crank 62 are coupled to each other via a connecting rod 61.
  • the coupling takes place via two joints 64 which are rotatable about an axis.
  • the crank drive is shorter than the carrier element 5 in its extension in the direction of the output shaft 12 of the wiper drive 10, that is to say also along the y-axis shown in FIG a particularly compact and power-favorable windshield wiper device 1 can be provided.
  • the two cranks 62, 63 are S-shaped, wherein a radially outer portion 68 of the first crank 63 is disposed on the same xz plane as a radially outer portion 69 of the second crank 62. At the radial outer part of the cranks 62, 63, the joints 64 are arranged.
  • the connecting rod 61 has a stiffening rib 66 between the two joints 64 in order to avoid kinking of the connecting rod 61. Between the stiffening rib 66 and the joints 64, an opening 65 is provided on each side of the connecting rod 61.
  • the opening 65 may serve to pivot the hinge 64 at an alternative point of the connecting rod 61, so as to change the gear ratio of the crank mechanism 60 and adapt, so that the crank mechanism 60 is flexible for different wiping angle or vehicle types used.
  • the joint 64 on the first crank 63 is located radially further inwardly on the crank 63 than the joint 64 on the second crank 62.
  • the first crank 63 is rotated by a uniform rotational movement of the output shaft 12 , so the first crank 63 can rotate completely around the drive axis.
  • the second crank 62 which couples the wiper arm in the through the crank drive 60 is formed longer than the first crank 63, so that the second crank 62 sets the Schwschwinkel and alternately oscillates back and forth only in this area causes the wiping angle of the wiper arm due to the translation and this moves by means of the Wscherwelle 20.
  • the support member 5 is formed in one piece and of the same material in the embodiment.
  • a material for the carrier element 5 is particularly suitable an aluminum or an aluminum alloy.
  • the carrier element can be produced here in an injection molding process or a forging process.
  • the carrier element 5 is formed substantially trough-shaped and comprises three legs 50, 51, 52.
  • a first leg 50 is arranged on the right side of the output shaft 12 in the figures.
  • a second leg 51 and a third leg 52 are arranged substantially opposite to the first leg 50.
  • the legs 50, 51, 52 define a central portion 53 which is planar, to fasten the Wscherantrieb 10 via provided in the central portion 53 mounting holes 58, by means of fastening screws 1 1.
  • the output shaft 12 protrudes through an output shaft bushing 59 of the support member 5, wherein in the assembled state, the first crank 62 is fixed to the output shaft 12.
  • the legs 50, 51, 52 each have an end portion 55, 56, 57, which is aligned approximately parallel to the central portion 53.
  • a fastening element 15 is provided with a damping element 16 respectively.
  • the windshield wiper device 1 can be mounted in a motor vehicle, wherein oscillations of the windshield wiper device 1, for example by the reciprocating wiper arm, are transmitted only damped to a body of the motor vehicle by the damping element 16. the.
  • the fastening elements 15 and the damping elements 16 are each arranged in fastening openings 17 of the carrier element 5, wherein the mounting opening 17 of the third leg 52 is designed as a slot to facilitate the alignment of the windshield wiper device 1 in the motor vehicle.
  • a slot-shaped fastening element 15 is provided, which is adapted to the contour of the fastening opening 17 of the third leg 52.
  • the attachment opening 17 of the second leg 51 is, however, designed to be circular and does not allow displacement about an axis.
  • the carrier element 5 is formed substantially plate-shaped, but the material thickness of the first leg 50 is significantly higher than the material thickness of the other two legs 51, 52 and the central portion 53 of the support member 5.
  • the first leg 50 of the support member 5 further comprises a The first receptacle 54 for supporting the wiper shaft 20 and a second receptacle 55 for fixing the mounting shaft 25.
  • the mounting shaft 25 is fixed, ie non-rotatably or axially displaceably attached to the first leg 50 via the second receptacle 55.
  • the wiper shaft 20 is rotatably supported in the first receptacle 54 and connected to the second crank 62.
  • the torque of the wiper drive 10 is transmitted to the Wscherwelle 20 via a wiper shaft 20 via the wiper shaft 20 to move the Wscharm on a windshield of the motor vehicle.
  • the mounting shaft 25 serves as a second attachment point for the wiper arm.
  • the mounting shaft 25 serves to in a Einarmwischarm or as
  • Panthographenwischarm known Wscharm provide a second attachment point for the wiper arm, so that a wiper blade of the Wscharms can always be moved with the same orientation on the windshield.
  • the increased material thickness of the first leg 50 with respect to the two other legs 51, 52 ensures that tilting forces, resulting for example from the aerodynamic load of the wiper arm, are reliably supported and can be passed into the fasteners 15 without the first leg 50 twisted becomes. Since the forces introduced via the wiper shaft 20 are greater than those via the fastening shaft 25, the first receptacle 54 of the wiper shaft 20 is made longer than the second receptacle 55 of the fastening shaft 25.
  • the first leg 50 is tapered at the outer end in the region of the fastening element 15, in order to use the same fastening elements 15 as on the two other legs 51, 52 and secondly to the weight of the support element 5 and the fifth To reduce windscreen wiper device 1.
  • FIGS. 1 to 4 is essentially intended as a drive for a single arm wiper arm or for a pantograph wiper arm.
  • the Wscharm shown in the figures can also be used l o as opposite Wscher.
  • the mounting shaft 25 on the carrier element 5 is dispensed with, if no alignment of the airfoil on a parallelogram on the wiper arm is required.
  • legs 50, 51, 52 are not arranged substantially opposite one another, as shown in the figures, but are arranged, for example, in a star shape around the output shaft 12 of the windscreen wiper drive 10. It is also conceivable that more than three legs 50, 51, 52 are provided to secure the windshield wiper device 1 in the motor vehicle.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transmission Devices (AREA)
  • Pivots And Pivotal Connections (AREA)

Abstract

L'invention concerne un dispositif d'essuie-glace 1 pourvu d'un dispositif d'entraînement 10 d'essuie-glace, d'un élément support 5, d'un mécanisme articulé 60 et d'au moins un arbre d'essuie-glace 20 couplé au dispositif d'entraînement 10 d'essuie-glace. Le dispositif d'entraînement 10 d'essuie-glace est disposé sur le dos de l'élément support 5. L'arbre d'essuie-glace 20 est guidé dans l'élément support 5 dans un logement 54. Selon l'invention, l'élément support 5 comprend un premier bras 51, 52 et un deuxième bras 50. Le premier bras 51, 52 comporte un élément de fixation 15. Le deuxième bras 50 comporte le logement 54 de l'arbre d'essuie-glace 20, les bras 50, 51, 52 étant disposés sur l'élément support 5 de manière telle que l'élément support 5 présente une forme de base en forme de cuve, le dispositif d'entraînement 10 d'essuie-glace étant fixé, dans une section centrale 53 plane entre les deux bras 50, 51, 52. Les deux bras 50, 51, 52 présentent chacun une zone d'extrémité 55, 56, 57 orientée de manière environ parallèle à la section centrale 53.
PCT/EP2011/070348 2010-12-07 2011-11-17 Dispositif d'essuie-glace WO2012076312A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
BR112013014074A BR112013014074A2 (pt) 2010-12-07 2011-11-17 dispositivo limpador de para-brisa
CN201180058760.2A CN103228496B (zh) 2010-12-07 2011-11-17 车窗刮水器装置

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102010062495.0 2010-12-07
DE201010062495 DE102010062495A1 (de) 2010-12-07 2010-12-07 Scheibenwischvorrichtung

Publications (1)

Publication Number Publication Date
WO2012076312A1 true WO2012076312A1 (fr) 2012-06-14

Family

ID=44983553

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2011/070348 WO2012076312A1 (fr) 2010-12-07 2011-11-17 Dispositif d'essuie-glace

Country Status (5)

Country Link
CN (1) CN103228496B (fr)
BR (1) BR112013014074A2 (fr)
DE (1) DE102010062495A1 (fr)
FR (1) FR2968255B1 (fr)
WO (1) WO2012076312A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108501674A (zh) * 2017-02-28 2018-09-07 法雷奥系统公司 用于机动车辆设备的组件和相关联的机动车辆

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9187062B2 (en) * 2013-10-16 2015-11-17 GM Global Technology Operations LLC Vehicle windshield wiper system with energy-absorbing feature
DE102014222124A1 (de) * 2014-10-29 2016-05-04 Robert Bosch Gmbh Wischerantriebsvorrichtung
DE102019206709A1 (de) * 2019-05-09 2020-11-12 Robert Bosch Gmbh Wischerantrieb

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0319488A1 (fr) * 1987-11-30 1989-06-07 INDUSTRIE MAGNETI MARELLI S.r.l. Un dispositif d'essuie-glace pour véhicules automobiles
EP1219513A2 (fr) 2000-12-28 2002-07-03 Fuji Jukogyo Kabushiki Kaisha Ensemble d'essuyage pour véhicule
DE10227784A1 (de) * 2002-06-21 2004-01-08 Robert Bosch Gmbh Scheibenwischvorrichtung
EP1468885A2 (fr) * 2003-04-18 2004-10-20 Johnson Electric S.A. Mécanisme d'essuie-glace
WO2007003022A1 (fr) * 2005-06-30 2007-01-11 Valeo Sistemas Automotivos Ltda. Support de mecanisme d'essuie-glace de vehicule automobile.
EP1834851A2 (fr) * 2006-03-14 2007-09-19 Mitsuba Corporation Système d'essuie-glace
FR2910866A1 (fr) * 2006-12-22 2008-07-04 Valeo Systemes Dessuyage Dispositif support pour mecanisme d'essuie-glace et procede de fabrication d'un tel dispositif support

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19829320B4 (de) * 1998-07-01 2007-03-01 Robert Bosch Gmbh Rohrplatine
DE19927067A1 (de) * 1999-06-15 2000-12-21 Bosch Gmbh Robert Platine

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0319488A1 (fr) * 1987-11-30 1989-06-07 INDUSTRIE MAGNETI MARELLI S.r.l. Un dispositif d'essuie-glace pour véhicules automobiles
EP1219513A2 (fr) 2000-12-28 2002-07-03 Fuji Jukogyo Kabushiki Kaisha Ensemble d'essuyage pour véhicule
DE10227784A1 (de) * 2002-06-21 2004-01-08 Robert Bosch Gmbh Scheibenwischvorrichtung
EP1468885A2 (fr) * 2003-04-18 2004-10-20 Johnson Electric S.A. Mécanisme d'essuie-glace
WO2007003022A1 (fr) * 2005-06-30 2007-01-11 Valeo Sistemas Automotivos Ltda. Support de mecanisme d'essuie-glace de vehicule automobile.
EP1834851A2 (fr) * 2006-03-14 2007-09-19 Mitsuba Corporation Système d'essuie-glace
FR2910866A1 (fr) * 2006-12-22 2008-07-04 Valeo Systemes Dessuyage Dispositif support pour mecanisme d'essuie-glace et procede de fabrication d'un tel dispositif support

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108501674A (zh) * 2017-02-28 2018-09-07 法雷奥系统公司 用于机动车辆设备的组件和相关联的机动车辆

Also Published As

Publication number Publication date
CN103228496B (zh) 2016-05-18
BR112013014074A2 (pt) 2016-09-20
FR2968255B1 (fr) 2016-11-11
FR2968255A1 (fr) 2012-06-08
DE102010062495A1 (de) 2012-06-14
CN103228496A (zh) 2013-07-31

Similar Documents

Publication Publication Date Title
EP1453708B1 (fr) Dispositif d'essuie-glace notamment destine a un vehicule
DE102008031261B4 (de) Wischersystem für ein Fahrzeug
DE102006042322A1 (de) Scheibenwischeranlage mit einem Scheibenwischerantrieb, insbesondere für einen Heckscheibenwischer eines Kraftfahrzeugs mit einer modular austauschbaren Getriebeanordnung
EP2427353B1 (fr) Dispositif d'essuie-glaces
WO2012076312A1 (fr) Dispositif d'essuie-glace
EP1436178B1 (fr) Systeme d'essuie-glace
EP2536601A1 (fr) Tringlerie d'essuie-glace
DE19929914B4 (de) Wischarm
DE4400296C2 (de) Getriebeteil für eine Scheibenwischeranlage
DE102010000726A1 (de) Wischerantrieb für eine Scheibenwischanlage eines Fahrzeugs
EP1575813B1 (fr) Ensemble bras d'essuie-glace comportant un bras d'essuie-glace et une raclette d'essuie-glace
DE19539972A1 (de) Antriebsvorrichtung für mindestens zwei Scheibenwischer eines Fahrzeuges
DE102005045928B4 (de) Wischervorrichtung, die mittels eines plattenförmigen Hebels oder eines einen gebogenen Abschnitt aufweisenden Hebels angebracht ist
EP1077843A1 (fr) Organe d'entrainement d'essuie-glace comportant un moteur a engrenage reversible
DE19538424A1 (de) Wischervorrichtung für ein Fahrzeug
EP1587721B1 (fr) Dispositif essuie-glace, en particulier pour un vehicule automobile
EP1718506B1 (fr) Vehicule pourvu d'un systeme essuie-glace
EP1147039B1 (fr) Equipement d'essuie-glace de vehicules
EP1935719B1 (fr) Fixation de miroir pour un rétroviseur de véhicule ainsi que rétroviseur de véhicule doté d'une telle fixation de miroir
DE102007036785A1 (de) Scheibenwischervorrichtung
EP1569830B1 (fr) Commande d'essuie-glace
EP1748916B1 (fr) Dispositif d'entrainement pour un bras d'essuie-glace d'un systeme essuie-glace
WO2001005634A2 (fr) Dispositif de fixation d'un ensemble essuie-glace sur la carrosserie d'un vehicule
DE102007024557A1 (de) Befestigungsvorrichtung sowie Wischarm/Wischblatt-Anordnung und Wischanlage
EP2127967B1 (fr) Dispositif d'essuie-glace et véhicule automobile

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 11782638

Country of ref document: EP

Kind code of ref document: A1

122 Ep: pct application non-entry in european phase

Ref document number: 11782638

Country of ref document: EP

Kind code of ref document: A1

REG Reference to national code

Ref country code: BR

Ref legal event code: B01A

Ref document number: 112013014074

Country of ref document: BR

ENP Entry into the national phase

Ref document number: 112013014074

Country of ref document: BR

Kind code of ref document: A2

Effective date: 20130606