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
  • B60S1/0408—Means for influencing the aerodynamic quality of wipers, e.g. clip-on wind deflectors
• • 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
  • B60S1/38—Wiper blades
  • B60S1/3848—Flat-type wiper blade, i.e. without harness
  • B60S1/3849—Connectors therefor; Connection to wiper arm; Attached to blade
  • B60S1/3863—Connectors having a spoiler
• • 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
  • B60S1/38—Wiper blades
  • B60S1/3848—Flat-type wiper blade, i.e. without harness
  • B60S1/3886—End caps
  • B60S1/3894—End caps having a particular shape
• • 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
  • B60S1/46—Cleaning windscreens, windows or optical devices using liquid; Windscreen washers
  • B60S1/48—Liquid supply therefor
  • B60S1/52—Arrangement of nozzles; Liquid spreading means
  • B60S1/522—Arrangement of nozzles; Liquid spreading means moving liquid spreading means, e.g. arranged in wiper arms
  • B60S1/524—Arrangement of nozzles; Liquid spreading means moving liquid spreading means, e.g. arranged in wiper arms arranged in wiper blades
• • 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
  • B60S1/38—Wiper blades
  • B60S1/3806—Means, or measures taken, for influencing the aerodynamic quality of the wiper blades
• • 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
  • B60S1/40—Connections between blades and arms
  • B60S1/4038—Connections between blades and arms for arms provided with a channel-shaped end
  • B60S1/4045—Connections between blades and arms for arms provided with a channel-shaped end comprising a detachable intermediate element mounted on the channel-shaped end
  • B60S1/4048—Connections between blades and arms for arms provided with a channel-shaped end comprising a detachable intermediate element mounted on the channel-shaped end the element being provided with retention means co-operating with the channel-shaped end of the arm
  • B60S2001/4054—Connections between blades and arms for arms provided with a channel-shaped end comprising a detachable intermediate element mounted on the channel-shaped end the element being provided with retention means co-operating with the channel-shaped end of the arm the intermediate element engaging the back part of the arm

Definitions

• the field of the present invention is that of equipment for veh icles, and especially that of the equipment for wiping the windows of automobiles.
• the brooms include a semi-rigid assembly that holds the scraper blade along its entire length.
• the invention proposes to solve the above problems and relates to a wiper system of a windshield, in particular of automobile veh icule, comprising a wiper blade of said windshield and a device for spraying the windshield , in particular from said brush, in a direction transverse to a direction of longitudinal extension of said brush.
• said system comprises means for deflecting an air flow of an incident direction, substantially parallel to said direction of longitudinal extension of the blade, at a direction transverse to said incident direction,
• said broom comprises a stiffening core and a scraper blade, said core imparting a bending to said blade so as to favor the application of said blade to the windshield,
• said broom comprises a hooking clip of said stiffening core and said scraping blade
• said deflection means comprise a deflector located on said clip
• said broom comprises a mechanical connector, configured to allow articulation of said broom with respect to a drive arm
• said deflection means comprising a baffle located on said mechanical connector and / or on said adapter,
• Said wiper system comprises the drive arm of the wiper
• said deflection means comprise a deflector located on said arm said deflector is located at a distal end of said arm at which distal end said blade is secured,
• said deflector is situated at a proximal end of said arm, configured to conceal a drive member from said arm,
• the system comprises a gu ide for installing a hydraulic and / or electrical connector between said arm and said blade,
• said deflection means comprise a deflector located on said guide
• said deflector comprises a base by which it is fastened to said clip, said mechanical connector, said adapter, said arm and / or said guide,
• said deflection means comprise a deflection surface extending in a curved manner
• said deflection surface extends between a leading edge and a trailing edge
• said leading edge is common to said base and to said deflection surface
• said trailing edge is at a distance from said base
• Said deflection surface has, at the trailing edge, a tangent having an angle with respect to said base strictly greater than 0 °, or even 5 °, especially 10 °, and less than 30 °,
• said deflection means are derived from material of said clip, said mechanical connector, said adapter, said arm and / or said guide.
• Figure 1 is an exploded perspective view of an exemplary wiper system to which the invention is applicable;
• Figure 2 is a partial view, in perspective, of the wiper system of Figure 1, assembled, according to a first embodiment of the invention;
• Figure 3 is a partial view, in perspective, of the wiper system 5 of Figure 1, assembled, according to a second embodiment of the invention
• Figure 4 is a partial view, in perspective, of the wiper system of Figure 1, assembled, according to a third embodiment of the invention
• Figure 5 is a partial view, in perspective, of the wiper system of Figure 1, assembled, according to a fourth embodiment of the invention.
• Figure 6 is a partial view, in perspective, of the wiper system of Figure 1, assembled, according to a fifth embodiment of the invention.
• Figure 7 is a partial view, in perspective, of the wiper system of Figure 1, assembled, according to a sixth embodiment of the invention, said system being completed with a drive arm;
• FIG. 8 is a partial view, in perspective, of the wiper system of FIG. 1, assembled, according to a seventh embodiment of the invention, said system being completed with a drive arm,
• FIG. 9 illustrates an alternative embodiment, according to the invention, of the driving arm of FIGS. 7 and 8.
• the invention relates to a windshield wiper system of a vehicle, in particular a motor vehicle.
• said system is intended to follow an angular movement back and forth to evacuate the water and / or other unwanted elements 30 covering the windshield.
• Said wiper system comprises a wiper 1 for wiping said windshield. It is, for example, a flat bala i of the type comprising a stiffening core 2 and a scraper blade 3, in particular of rubber. Said stiffening core 2 confers a bending to said scraper blade 3 so as to promote the application of said scraper blade on the windshield.
• this rigid core 2 comprises two vertebrae 4 situated at the level of respective grooves formed in said scraper blade 3.
• said stiffening core comprises a single vertebra located in a housing formed along the blade.
• Said blade 1 may further comprise hooks or hooking fasteners 5 of said stiffening core 2 and said scraper blade 3, located at each longitudinal end of the blade 1. In the embodiment with two vertebrae, they allow to assemble said vertebrae 4 to said scraper blade 3. In the embodiment with a single vertebra,
• Said hooking staples 5 blocks the latter longitudinally.
• Said blade 1 may also include a body 6, here having a fin 7 for improving the operation of the wiper system.
• the purpose of the fin 7 is to improve the broom plating on the windshield and therefore the aerodynamic performance of the system.
• said blade 1 comprises, for example, a mechanical connector 10, configured to allow articulation of said blade 1 relative to an arm 12 of said wiper system, allowing
• Said adapter 14 allows a rotation between the blade 1 and the drive arm 12. Indeed, the blade must have at least one degree of freedom in rotation relative to said arm, and more specifically in relation to to a piece or end portion 16 of said arm 12, to allow the blade to follow the curvature of the glazing to be wiped.
• Said mechanical connector 1 0 here comprises for this purpose pins 18 formed on lateral flanks of said mechanical connector 10, said pins 18 cooperating with orifices 19 5 formed on lateral sides of said adapter 14.
• the mechanical connector 1 0, carrying the brush, here is inserted into the clevis forming the adapter 14.
• the adapter 14 fits into the end piece 16 by a translation movement along a longitudinal axis of extension of said end piece 16, to come into use position, where it is located in abutment against the end piece 1 6 in which it is fixed reversibly by means of a retractable button 20 locking, which cooperates with a recess 22 formed for this purpose in the upper part of the end piece 16.
• a retractable button 20 locking which cooperates with a recess 22 formed for this purpose in the upper part of the end piece 16.
• the retractable knob 20 and the recess 22 are provided in the upper part, respectively, of said adapter 14 and said end piece 16, said knob 20 being located at a distal end of a flexible tab 24.
• Many locking variants are possible.
• the end piece 16 of the drive arm 12 has an inverted "U” shape where the opening of this "U” shape faces the windshield.
• the adapter 14 has a clevis shape, complementary to the internal volume of the end piece 16, so as to be housed in the latter.
• the adapter 14 is introduced into said end piece 16 through an opening 26 provided at the distal end thereof and guided by flanges 28 of its lateral flanks, directed towards the inside of said end piece 16.
• the adapter 14 here has an extremity 30, called cap, closing the distal end of the arm 12.
• the system according to the invention further comprises a device for spraying the windshield from said brush 1.
• a device for spraying the windshield from said brush 1. As symbolized by the arrows illustrated 3, the sprinkling is carried out in a transverse direction, orthogonal, at a direction of longitudinal extension D of said brush 1.
• Said spraying device comprises, for example, channels 32 made here in the body 6, for dispensing the cleaning liquid 5 inside the brush 1 to the spray nozzles, not visible, distributed along said broom 1.
• Said spraying device further comprises a hydraulic connector 34 supplying the blade 1 from one or more circulation ducts of said liquid, not shown.
• the mechanical connector 10 is configured to circulate the spraying head of the hydraulic connector 34 to said brush 1. It includes here for this purpose (not visible) ports for connection with the hydraulic connector 34 and leading to the internal channels 32 for dispensing the washer fluid in the brush 1.
• Said wiper system may further comprise a device for heating the spraying liquid.
• Said heating device comprises,
• a heating wire located in the brush 1, and an electrical connector 36, supplying said heating wire, said mechanical adapter 1 0 being configured to allow the connection of said electric adapter 36 and its connection to said heating wire.
• the system may further comprise a guide 38 positioning the said hydraulic connectors 34 and / or electrical 36 between said arm 12 and said blade 1, more particularly to allow the connection of said hydraulic connectors 34 and / or electrical 36 to said mechanical connector 10
• Said guide 38 is configured to be integral with the actuating arm
• Said arm 12 comprises opposite distal 60 and proximal ends 62, better visible in FIGS. 7 and 8.
• Said proximal end 62 is configured to be oriented towards an axis, not shown, of articulation of said drive arm 12 of said brushes 1.
• Said piece or end portion 16 of said arm 12 is located at said distal edge 60.
• said system 10 comprising means 50 for deflecting an air flow of an incident direction, substantially parallel to said direction of longitudinal extension D of the blade 1, at a distance of direction transverse to said incident direction, as symbolized by the arrow marked F.
• means 50 for deflecting an air flow of an incident direction substantially parallel to said direction of longitudinal extension D of the blade 1, at a distance of direction transverse to said incident direction, as symbolized by the arrow marked F.
• Said deflection means 50 are advantageously located on the rising face of the broom 1, that is to say on the face of the broom intended to be
• the deflection means 50 comprise one or more deflectors which can be positioned in different parts of the wiper system, as will be developed below.
• the at least one deflector comprises, for example, a base 52 for connection to the member of the wiper system which supports them, in particular by following the contour of said member.
• Said base 52 is, for example, flat.
• Said deflector here comprises a deflection surface 54, extending in a curved manner, or plane, in particular between a leading edge 56 and an edge
• This leading edge 56 is common to said base 52 and to said deflection surface 54.
• Said trailing edge 58 is at a distance from said base 52.
• Said deflection surface 54 has, at the edge leak 58, a tangent having an angle with respect to said base 52, for example, strictly greater than 0 °, especially greater than 5 °, see 10 °, and / or less than 30 °.
• the at least one deflector is, for example, derived from material of the wiper system member which supports them. They may alternatively be snapped, glued, welded or otherwise.
• a deflector according to the invention may be located on one of the staples 5 of the blade 1.
• a deflector according to the invention may also be located on said adapter 14, for example at its cap 30.
• Said adapter here comprises a body inserted inside the terminal end. 16 of the arm 12, said deflector and said body defining a slot 70 in which a flange 72 of said end 16 of the drive arm 12 of the blade 1 is introduced.
• a baffle according to the invention can still be located on said mechanical connector 10.
• a deflector according to the invention is this time situated at the level of said guide 38.
• the deflector is now positioned on said arm 12.
• said deflector is located at the distal end
• the arm 12 here comprises a driver 83 (visible in FIG. 9 only) and a housing 82.
• the driver 83 may be covered with a coach cover 80 which is snapped onto this driver 83.
• the housing 82 pivots around of the driver 83 at the proximal end 62 of the arm 12.
• a housing cover 81 can also be snapped into the housing 82.
• said baffle is on said coach cover 80.
• said deflector is on said housing cover 81.
• said deflector is positioned directly on the trainer 83 in the case where there is no coach cover 80.
• the invention can also be applied to an onboard wash on the drive arm and / or at the brush connection means on the drive arm, that is to say, at the connector 5 mechanical, adapter and / or the end portion of said arm.
• the deflectors considered may correspond to those described in relation to FIGS. 7 and 8.
• the deflector may also be integrated with one or more sprinklers of the spraying device, to protect the jet of water leaving the nozzle (s). .
• the invention may also be applied to brooms equipped with irrigation systems, type mini ramp.

Landscapes

• Engineering & Computer Science (AREA)
• Mechanical Engineering (AREA)
• Physics & Mathematics (AREA)
• Fluid Mechanics (AREA)
• Quality & Reliability (AREA)
• Water Supply & Treatment (AREA)
• Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)

Applications Claiming Priority (2)

Publications (1)

Family

ID=47666276

Family Applications (1)

Country Status (3)

Families Citing this family (5)

Citations (1)

Family Cites Families (4)

• 2012
  • 2012-10-26 FR FR1260237A patent/FR2997358B1/fr active Active
• 2013
  • 2013-10-24 WO PCT/EP2013/072283 patent/WO2014064199A1/fr active Application Filing
  • 2013-10-24 EP EP13783045.1A patent/EP2911922A1/de not_active Withdrawn

Patent Citations (1)

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