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
  • B60S1/32—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
  • B60S1/386—Connectors therefor; Connection to wiper arm; Attached to blade made in two halves
• • 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
• • 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
• • 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
  • B60S1/4064—Connections between blades and arms for arms provided with a channel-shaped end the channel-shaped end being provided with protrusions on, or holes in, the side walls to create a pivot
• • 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
  • B60S1/3865—Connectors having an integral pivot pin for connection with the wiper arm
  • B60S1/3868—Connectors having an integral pivot pin for connection with the wiper arm pin formed on the exterior of side walls
• • 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
• • 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
• • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
  • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
  • Y10T29/00—Metal working
  • Y10T29/49—Method of mechanical manufacture
  • Y10T29/49826—Assembling or joining

Definitions

• the invention is based on a connecting device for connecting a wiper arm to a wiper blade according to the preamble of claim 1.
• a wiper blade for windows of motor vehicles which has a connection element for articulated connection to a wiper arm in the middle region.
• the connecting element comprises a base element which is composed of two side parts, which have mutually facing open longitudinal grooves. With these they sit on two serving as a support element, flat band-shaped, pre-bent spring rails, which are partially embedded in lateral longitudinal grooves of a wiper strip and projecting at least in the region of the connecting element a little way laterally from the longitudinal grooves.
• the longitudinal grooves of the base member are bounded below by a lower leg and up through an upper leg.
• a projection is arranged in one end region and a recess in the other end region, which are each directed to the opposite side part.
• the projection of one side part fits into the recess of the other side part and vice versa.
• the projections in the recesses fix the side parts in the longitudinal direction to one another and define the spacing of the longitudinal grooves transversely to the wiper blade.
• On one side of each projection or each recess are in each case two inclined to the longitudinal direction bearing surfaces, wherein the contact surfaces on the projection form a convex roof surface, which fits into a concave roof surface, which is formed by the contact surfaces on the recesses.
• a latching hook may be provided which engages during assembly in a latching recess on the projection of the respective other side part of the base element.
• the projections and the associated recesses with the associated contact surfaces and latching hooks form a guide block which engages in a recess in a bottom of a sheet metal claw.
• the metal claw as a connecting part comprises the side parts of the base element from the outside with feet, which are angled from the bottom of the sheet metal claw to the wiper lip of the wiper blade. To the ends of the sheet metal claw longitudinally directed tabs are formed on the feet, which are bent during assembly in corresponding niches of the base element. Between the feet are bent from the ground in opposite directions sidewalls by about 90 degrees.
• the side walls carry as hinge part a bearing pin which is riveted to the side walls and can serve for the rotatable mounting of an adapter which can be connected to the wiper arm.
• the connecting element and the adapter are made of plastic, wherein the adapter has a longitudinal web extending in a longitudinal longitudinal ridge, which carries in its central region a transverse to the longitudinal direction of the bearing pin.
• the longitudinal web and the bearing pin project to the connection element a little way over the side walls of the adapter, wherein the part of the longitudinal web projecting to the connection part is guided between two contact surfaces, which extend in the longitudinal direction and are offset from each other so that in each case one longitudinal side of the Longitudinal ridge rests against a contact surface.
• the longitudinal web is rotatable about a vertical axis by an angle ⁇ , preferably of approximately 45 °, between the abutment surfaces.
• the length of the bearing pin is dimensioned so that it engages with its ends in a mounted position in bearing bores of the side walls of the connecting part.
• the connecting device according to the invention is flat and compact. It is easy to assemble and has many uses for different vehicle types. It also has a good side guide of the wiper blade.
• the adapter is first rotated relative to the wiper blade by the angle ⁇ of about 45 °, inserted in the direction of a vertical axis on the connecting element and then aligned in the longitudinal direction of the wiper blade.
• a hinge part of the adapter preferably in the form of a bearing pin, engages in a joint part of the connection element, preferably in the form of bearing bores.
• the longitudinal web is guided radially at its end faces by guide surfaces of the connecting part of the connecting element.
• guide slots are provided in the pivoting direction in front of the bearing bores on the inner sides of the side walls, by means of which the engagement of the bearing pin in the bearing bores is facilitated.
• the bearing pin can penetrate the longitudinal web as a pin or be formed by bearing pins which are integrally formed on both longitudinal sides of the longitudinal web.
• connection element is raised in the region of the bearing bores with respect to a cover wall.
• the pivot axis of the adapter of the top wall occupy a greater distance, so that larger pivoting angles are possible for a given length of the adapter.
• the same wiper blade can be used in vehicles with very different curvatures of the vehicle windows.
• the measure aims, if the connection part has at its ends connecting profiles for spoilers, that their distance from one another is such that the adapter can be pivoted starting from a position approximately parallel to the wiper blade position in a clockwise and counterclockwise direction, without passing through the adjacent spoiler profiles or connection profiles to be obstructed.
• connection element can be connected in any known, suitable manner with the support element of any kind.
• connection element is multi-part, namely a Basic element has, which is divided in the longitudinal direction into two side parts and with facing, open longitudinal grooves comprises a support member in the form of one or more pre-bent, band-shaped spring rails and is connected to each other by latching connections on the sides facing each other.
• the side parts can be held together laterally by the connection part, in that the side walls of the connection part engage with latching cams on their inner sides in recesses on the outer sides of the side parts.
• FIG. 1 is a partial perspective view of a wiper blade during assembly of a connector
• FIG. 2 shows a perspective partial view of a wiper blade with a mounted connection element during assembly of an adapter
• FIG. 3 shows a perspective partial view of a wiper blade with a mounted connection element and a schematic illustration of a longitudinal web with a bearing bolt
• FIG. 4 shows a perspective partial view of a wiper blade with a mounted connection element and an adapter shortly before the engagement of the bearing bolt
• FIG. 5 shows a perspective partial view of a wiper blade with a mounted connection device
• FIG. 6 shows a partial view of a wiper blade from the side with a mounted connection device with a clockwise pivoted adapter
• FIG. 7 shows a partial view of a wiper blade from the side with a mounted connection device with an adapter in its starting position
• FIG. 8 shows a partial view of a wiper blade from FIG the side with a mounted connection device with a counterclockwise pivoted adapter.
• a wiper blade 12 according to FIG. 1 has a wiper lip 14, which is connected in the usual way via a tilting ridge with a head strip 16. This is held by a support member 18 in the form of two band-shaped, pre-bent spring rails.
• two side parts 28 of a base member 24 of a connecting element 22 are mounted by side parts 28 facing each other longitudinal grooves 30 comprise the support member on its side over the header 16 laterally projecting parts.
• these each have at their ends a latching hook 34 which cooperates with a latching recess 36 of the respective other side part 28.
• the side parts 28 are held together.
• the cohesion is supported by a connection part 26, which is mounted in the assembly direction 52 in the direction of a vertical axis on the base member 24 and with its side walls 42, the side parts 28 of the base member 24 laterally.
• locking cams rest in niches 40 below reinforcements 38 of the side members 28 of the base member 24 a.
• the side parts 28 have centering cams 32 which secure the relative position of the base element 24 to the connection part 26.
• connection part 26 for the articulated connection of the connection element 22 with an adapter 60 is determined.
• Both side walls 42 of the connecting part 26 are connected to one another by a cover wall 44, to which connection profiles 46 for spoiler 20 of the wiper blade 12 can connect to the ends.
• the side walls 42 have elevated parts 48 in their central area, in which bearing bores 50 are provided.
• the adapter 60 has side walls 62 which are interconnected by a top wall 66.
• the side walls 62 and the top wall 66 are closed at its front side by an end wall 64. Further, the top wall 66 and the side walls 62 have on their outer sides a contact edge 68 and abutment edges 70, on which connecting elements of the wiper arm, not shown, can be supported.
• the connecting elements are fixed between the abutment edges 68, 70 and locking devices 72 on the drive-side end of the adapter 60.
• the adapter 60 also has in its longitudinal center plane a longitudinal ridge 74 with a transverse bearing pin 76. The longitudinal web 74 and the bearing pin 76 protrude a little way beyond the side walls 62 of the adapter 60 to the connection element 22.
• the adapter 60 is rotated by approximately 45 ° in the direction of rotation 82 relative to the connection element 22 and placed in the direction of a vertical axis on the connection element 22.
• the connecting part 26 has a free space 56, which is bounded on one side by end faces of the over-elevated parts 48 of the side walls 42 and on the other hand by contact surfaces 80.
• the contact surfaces 80 extend in the longitudinal direction of the wiper blade 12. They are offset from each other in the longitudinal direction, so that they are separated by the longitudinal web 74 from each other, which rests in the mounted position, each with a longitudinal side of them.
• the adapter 60 is rotated back from its initial position (FIG. 3, FIG.
• the bearing pin 76 may consist of a pin which penetrates the longitudinal web 74, but it may also be formed by bearing journals, which are integrally formed on the longitudinal web 74 on both sides.
• FIG. 5 shows a completely assembled device 10. It can be clearly seen that the adapter 60 has a sufficient distance from the spoilers 20 and the connection profiles 46 at both ends, so that for the adapter 60, as shown in FIGS. 8 show, starting from a position approximately parallel to the wiper blade 12 (FIG. 7), a sufficient pivoting angle is possible both in the clockwise direction 86 and in the opposite direction 84. As a result, all technically essential areas of application of the wiper blade 12 can be covered.

Landscapes

• Engineering & Computer Science (AREA)
• Mechanical Engineering (AREA)
• Pivots And Pivotal Connections (AREA)
• Connection Of Plates (AREA)
• Transmission Devices (AREA)
• Brushes (AREA)
• Ink Jet (AREA)

Priority Applications (9)

Applications Claiming Priority (2)

Publications (1)

Family

ID=42173213

Family Applications (1)

Country Status (11)

Cited By (10)

Families Citing this family (16)

Citations (7)

Family Cites Families (20)

• 2009
  • 2009-05-04 DE DE102009002783A patent/DE102009002783A1/de not_active Withdrawn
• 2010
  • 2010-03-11 US US13/318,883 patent/US9045113B2/en not_active Expired - Fee Related
  • 2010-03-11 BR BRPI1014601A patent/BRPI1014601A2/pt active Search and Examination
  • 2010-03-11 EP EP10708197.8A patent/EP2427354B1/de active Active
  • 2010-03-11 RU RU2011148739/11A patent/RU2527418C2/ru active
  • 2010-03-11 JP JP2012508959A patent/JP5425299B2/ja not_active Expired - Fee Related
  • 2010-03-11 PL PL10708197T patent/PL2427354T3/pl unknown
  • 2010-03-11 KR KR1020117025562A patent/KR101360330B1/ko not_active Expired - Fee Related
  • 2010-03-11 WO PCT/EP2010/053075 patent/WO2010127888A1/de not_active Ceased
  • 2010-03-11 ES ES10708197T patent/ES2425382T3/es active Active
  • 2010-03-11 CN CN201080019712.8A patent/CN102414060B/zh active Active

Patent Citations (7)

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