Abstract: The invention relates to an apparatus for securing a wiper arm, which is driven via a lever mechanism (10) that has a drive lever, connected in a manner fixed against relative rotation to the drive shaft (12), and a steering lever (22, 24, 26) connected to an axle (16, 18, 20), which are pivotably connected to a wiper lever (112). It is proposed that the steering lever (22, 24, 26) is braced in the mounting direction (28) on a bearing shoulder (30, 32, 34) on the axle (16, 18, 20).

Abstract: A windshield wiper system, and a method for producing such a system, in particular for a motor vehicle, having at least one wiper bearing (14) substantially comprising an injection-moldable material, in particular plastic, in which a wiper shaft (16) is supported at least in such a way that it can swing back and forth, and in the region of the wiper shaft (16), the wiper bearing (14) has a substantially hollow-cylindrical segment (24) on whose inner surface (34) at least one groove (40) is provided; at least one, in particular riblike, accumulation of material (38) is provided on the outer surfaces of the hollow-cylindrical segment (24), which accumulation is disposed in the radially outward direction of the groove (40) relative to the axis of rotation of the wiper shaft (16).

Abstract: The invention starts with a wiper arm (10, 28; 42, 44) with at least one fan nozzle (20, 46, 70, 88) through which wash water is sprayed on an as-needed basis in a fan stream (22, 54, 76, 78, 90, 94, 98, 102, 106, 110, 114) onto a part of vehicle window (68) lying in the wiper direction (58, 59) in front of a wiper blade (16, 18; 36, 48), wherein the fan stream (22, 54, 76, 78, 90, 94, 98, 102, 106, 110, 114) hits the vehicle window (68) in the area of an impact line (24, 56, 80, 82, 92, 96, 100, 104, 108). It is proposed that the impact line (24, 56, 80, 82, 92, 96, 100, 104, 108) essentially runs parallel to the wiper blade (16, 18; 36, 48).

Abstract: The invention starts with a wiper arm (10), which includes a fastening part (14) and an articulated part (16) with a wiper rod (18), of which at least one part (14, 16, 18) is fabricated of sheet metal by stamping and bending and features at least one area with several sheet metal layers (26, 28). It is proposed that an external sheet metal plate (26) and an internal sheet metal plate (28) lying on top of one another are jointly bent around a bending edge (52), whereby the external sheet metal plate (26) features connecting toes (32) on its side edges (54) that run longitudinally to the bending edge (52), which engage in matching recesses (30) on the corresponding side edges (56) of the internal sheet metal plate (28), and, after bending under an initial tension, the internal sheet metal plate (28) is adjacent to the external sheet metal plate (26).

Abstract: A windshield wiper device, in particular for a motor vehicle, includes a wiper arm (10) that is drivable by a drive, the wiper arm (10) being foldable onto the windshield and able to be folded away from the windshield. The wiper arm is associated with a wiper blade, whereby the wiper arm (10) has a region (11) that faces toward the drive and a region (12) that faces toward the wiper blade. Both regions are connected to two torsion spring elements (13, 14). The torsion spring element (13, 14) are provided with two opposite torsion angles. The torsion spring elements (13, 14) have a square cross section, whose width is greater than its thickness, so that the torsion spring elements (13, 14) are curved in a longitudinal direction toward the windshield or curved away from the windshield.

Abstract: Wiper system, in particular for a motor vehicle, having at least one wiper (12) supported in a fashion that allows it to swing between two end positions, that can be driven by a—particularly electronically—reversible electric motor (20) so that the swing angle (16) enclosed by the two end positions of the wiper (12) is determined by reversing positions (38, 40) of the electric motor, wherein at least one reversing position (38, 40) of the electric motor (20) can be controlled as a function of vehicle speed.

Abstract: The invention starts with a wiper system with a mounting plate (10) made of sheet metal, which features at least one receptacle opening (38, 48) to support drive shafts (14), in which opening a pre-mounted bearing unit (12) with a bearing housing (16) is inserted, whose outer contour (24, 26) is adapted to the inner contour (42) of the receptacle opening (38, 48). It is proposed that the bearing housing (16) is a deep-drawn sheet metal part and has a cylindrical bearing sleeve (18) on which a plate-shaped flange (22) is formed.

Abstract: The invention starts with a wiper arm (10) with a wiper blade (20) that is connected in an articulated manner, which includes a wiper strip support (22) and wiper strip (24) and is laterally guided vis-à-vis the wiper arm (10) by a device (28) with an elastic connecting blade (34), whereby a first end (30) of the connecting blade (34) is fixed on an articulated part (12) of the wiper arm (10). It is proposed that a second end (32) of the connecting blade (34) be fixed on the wiper blade (20) and the connecting blade (34) feature an area (40, 46, 48) that is flexible in a longitudinal direction (54).

Abstract: The invention is based on a wiper arm (10), with a pivotably connected wiper blade (16), which includes at least one bracket (18,20,22) and a wiper strip (26) and which is guided laterally in relation to the wiper arm (10) by a device (32,44,58). A first part (34,48,62) of the device (32,44,58) associated with the wiper arm (10) is connected to a second part (36,46) associated with the wiper blade (16) by means of a link (38,50,60), which flexes approximately perpendicular to the windshield (30). The invention proposes that the second part (36,46) be permanently connected to the wiper blade (16).

Abstract: The invention relates to a wiper system with a wiper drive (1), which is comprised of a wiper motor (2) and a gear (3). A wiper arm shaft (14) for a wiper arm (19) can be driven via the output shaft (5) of the gear (3). Linking points (31, 32, 33) for accommodating the wiper drive (1) on a surface (24, 40) are arranged in the housing area (7) of the wiper drive (1). The linking points (31, 32, 33) of the wiper drive (1) each feature a decoupling element (41, 42, 43), in which fastening elements (55) to mount the wiper drive (1) either on a vehicle body (24) or on a screw-down surface (40) are accommodated.

Abstract: The invention concerns a wiper bearing housing having a bearing region (12) and at least one mounting element (14, 16), whereby at least one transitional region (18, 20) between the bearing region (12) and the mounting element (14, 16) is deformable. The invention further concerns a method for producing a wiper bearing housing (10).

Abstract: A wiper system (1) for vehicles, having at least one wiper lever linkage (3) that has at least one wiper arm (35), and a method for operating the wiper lever linkage (3), are proposed. The wiper lever linkage has a first pivot lever (5), which can be coupled to a stationary first shaft (21) in a manner fixed against relative rotation, and a second pivot lever (7) that can be coupled to a stationary second shaft (29) in a manner fixed against relative rotation, the pivot levers being connected in articulated fashion to a coupling element (9). The wiper system (1) is distinguished in that the coupling element (9) is embodied in multiple parts and has a first coupling part (11) and a second coupling part (13), which are coupled to one another with the aid of a joint (15).

Abstract: A four-jointed wiper arm assembly includes a drive lever, which is connected to a driveshaft so that they rotate together and is coupled via a coupling element to a link rod which is pivotably mounted in a bearing on a vehicle body. The drive lever encloses an angle of approximately 90° with the coupling element in a parking position of the windshield wiper and is adjustable about an adjustment axis which extends approximately parallel to the coupling element and intersects the longitudinal axis of the driveshaft, and the coupling element is connected to the link rod via a ball joint.

Abstract: A windscreen wiper device is shown, in particular for a motor vehicle, which features a wiper arm (18), which is able to support at least one wiper blade (22) and is fastened so that it can move in a rotating fashion at a minimum of one first coupling point (A) by means of a first crank (30) and at a second coupling point (B) that is different from the first coupling point (A) by means of a second crank (32). In addition, the cranks (30, 32) are linked at two fastening points that are different from the coupling points (A, B), whereby means (34) are provided to modify the distance between the two coupling points (A, B). In addition, a windscreen wiper device with a four-bar linkage is shown, whereby both cranks driving the wiper arm are causally driven.

Abstract: A wiping device for a motor vehicle has a wiper arm having at least one mounting part and a hinge part articulated on the mounting part, a pulling element which connects the mounting part with the hinge part, the hinge part having substantially a profile with a base and at least one lateral flank, a strip extending from the lateral flank, the pulling element being articulated on the strip, the strip extending from an edge of the lateral flank which faces away from the base and extending toward the base so as to enclose an angle with the lateral flank, the lateral flank forming with at least one region of the strip an angle which is smaller than 45°.

Abstract: A wiper system (1) for vehicles, having at least one wiper lever assembly (7) that has at least one wiper arm (26) and that has a first pivot lever (9) that can be coupled in a manner fixed against relative rotation to a stationary first shaft (19) and a second pivot lever (11) that is freely rotatable about a stationary second shaft (23), is proposed. The first pivot lever (9) is connected via a first joint (15) and the second pivot lever (11) via a second joint (17) to the coupling element (13). The wiper system (1) furthermore has a drive device (29), which has a drive shaft (31) disposed at a distance from the first and second shafts (19, 23); with the aid of the drive shaft, at least one toggle link (37) can be shifted in oscillating fashion, and the toggle link (37) is connected via a joint (43) to a coupling part (45) that is coupled to the first shaft (19) in a manner fixed against relative rotation.

Abstract: Wiper apparatus and method, in particular for a motor vehicle, having a wiper arm (10) that is connectable to a wiper blade (13) on its one end (12) and, in the region of its other end (14), is connected to a tensioning element (22) that presses the one end (12) of the wiper arm (13) in the direction of a wiped surface (20) using a force F, whereby a calibrating element, in particular an eccentric bolt (30), is provided to adjust the force F.

Abstract: The invention is based on a heatable washer system (10) for vehicle windows having at least one spraying nozzle (16) that is acted upon with washer fluid via a pressure valve (38), and the housing (40) of which is connected via a water line (14) to a water pump (20, 58) that delivers washer fluid from a reservoir (12) to the spraying nozzle (16), wherein a heating device (18) is located in the reservoir (12). It is proposed that the water line (14) comprise two passages (26, 28), one (26) of which is connected to the pressure side of the water pump (20), and the other (28) of which is connected to the reservoir (12).

Abstract: The drive apparatus for a wiper system (10) has a reversible wiper motor (18), a lever drive mechanism connected with a wiper (12), which includes a drive lever (36), e.g. a cross guide rod, and a four-bar wiper lever (40) connected with it, and a coupling mechanism (20) for coupling the lever drive mechanism with the wiper motor. The coupling mechanism (20) includes a crank (22) attached to the wiper motor (18), a coupling rod (24) pivotally connected to the crank (22) and in articulated fashion to guide rod (26) pivotally supported on a vehicle body. A joint rod (28) is pivotally connected to the coupling rod (40) and the drive lever (36) to drive the lever drive mechanism and hence the wiper (12) with the drive motor via the coupling mechanism (20).

Abstract: A windshield wiper device (10), in particular, for a motor vehicle, includes a wiper bearing (14), which includes a bearing housing (24), a wiper shaft 922), which is supported in the bearing housing (24) and which supports a wiper arm (28) on a first end (26), and an element (42) that axially secures the wiper shaft (22). The element (42) includes at least one region that is made from a foam material.