Abstract: The present invention relates to a device for wetting or lubricating a rail head (7). The device has at least one outlet (30) for a wetting agent and/or lubricant. To ensure that the noise generated by a track-bound vehicle is reduced safely and regardless of the weather, a rail head-side end portion (33) of the at least one outlet (30) is movably mounted between a position at a remote distance from the rail head (7) and a position in closer proximity to the rail head.

Abstract: The invention relates to a bearing arrangement with an outer ring and an inner ring that can rotate relative to one another, and rolling bodies, especially balls, which are located between the outer ring and the inner ring. The invention also relates to an infeed distributor and a suction exhaust device for incorporation in such a bearing arrangement.

Abstract: A lubrication device includes at least one attachment unit for attaching the lubrication device relative to and adjacent to a rail of a track during an operating process. At least one dispensing unit sprays lubricant onto at least one part of a top side of the rail during the operating process. The dispensing unit includes a high-pressure-exerting device.

Abstract: The invention relates to a device for supplying lubricant, particularly for dosing lubricant to lubrication points (2) in a roller assembly or the like. The invention further relates to a bearing assembly which is inserted, for example, in a roller assembly, and which has at least one such device for supplying lubricant. The device is equipped with a conduit (4, 5) via which a lubricant source is connected to multiple lubrication points (2), wherein at least one injector (6) designed as a metering valve is provided in the conduit as a cartridge insert for releasing a defined amount of lubricant in a cycle of pressure application and pressure release of the supplied lubricant. A connecting channel is assigned to the injector (6) in such a manner that lubricant is fed from the lubricant source, past the injector (6), in the direction of a lubrication point (2) lying downstream.

Abstract: The invention relates to a feed pump for supplying lubricant to at least one lubricating point, with at least one driving module and at least one pump module. Each driving module and each pump module is selected from a modular system which comprises a plurality of driving modules and/or a plurality of pump modules which each have at least one connecting region. In this case, the connecting regions are matched to one another in such a manner that the at least one driving module can be exchanged for at least one further driving module and/or the at least one pump module can be exchanged for at least one further pump module.

Abstract: The invention relates to a lubricant dispenser having a storage container, an outlet channel, and a pump element disposed between the storage container and outlet channel for conveying lubricant. A piston is sealed in a cylinder and is movable between two positions, of which, in a suction position, the cylinder is in a flow connection with the storage container. The cross-section area of the piston is smaller than the cross-section area of the storage container. The piston and the cylinder are adapted to one another such that, upon a movement of the piston into the suction position thereof, a negative pressure may be generated in the cylinder as compared to the pressure in the storage container for taking in or letting in lubricant from the storage container into the cylinder, and such that, upon a movement of the piston in the opposite direction out of the suction position in the cylinder, a positive pressure may be generated for conveying the lubricant out of the cylinder into the outlet channel.

Abstract: A lubricant distributor comprising a progressive distributor and a single-line metering valve is disclosed. An outlet of the single-line metering valve is in fluidic connection, or can be brought into fluidic connection, with an inlet of the progressive distributor.

Abstract: The invention relates to a feeding lubricating device comprising a lubricant reservoir (1), a lubricant pump (2) which is driven by a driving motor (16) and is provided with at least one pump element (3) for conveying lubricant to at least one lubrication point, especially at least one feeding distributor (5), via a lubricant conduit (4), a driving member such as a drive shaft, and optional means that are fitted with an eccentric attachment for generating at least one pump stroke of the at least one pump element (3). A pressure relief unit (8) which can also be actuated via the driving member blocks a backflow pipe (4) located between the lubricant conduit (4) and the lubricant reservoir (1) in a pressure phase while unblocking the same in a subsequent relief phase.

Abstract: The present invention relates to a device for wetting or lubricating a rail head (7). The device has at least one outlet (30) for a wetting agent and/or lubricant. To ensure that the noise generated by a track-bound vehicle is reduced safely and regardless of the weather, a rail head-side end portion (33) of the at least one outlet (30) is movably mounted between a position at a remote distance from the rail head (7) and a position in closer proximity to the rail head.

Abstract: The invention relates to a lubricant or hydraulic pump for delivering oil or the like having a housing which is formed from two housing shells which are of at least substantially similar or identical construction. An inlet is provided on or in the housing. Furthermore, a rotatably mounted drive element, which is configured, in particular, as a swash plate, and at least one pump element which interacts with the drive element to deliver oil or the like are arranged in the housing.

Abstract: The invention pertains to a lubricant distributor for distributing lubricant to several lubricating points, with a cavity, in which a piston is arranged in a sealed and movable fashion. Several lubricant outlets, which are sealed relative to the cavity by the piston, lead into the cavity. The distributor has a lubricant inlet, from which at least one inlet channel leads into the cavity. A drive unit is provided for moving the piston in the cavity in a defined fashion. At least one channel is formed in the piston and makes it possible to produce a fluidic connection between the at least one inlet channel and one of the lubricant outlets depending on the position of the piston within the cavity. The invention furthermore pertains to a lubricating system that includes such a lubricant distributor and a lubricant pump that is connected to the lubricant inlet via a line.

Abstract: A lubricant pump is disclosed for delivering lubricant to at least one lubricating point. The pump features a lubricant container, a pump unit, a drive assigned to the pump unit, and at least one lubricant outlet and a control unit assigned to the drive. At least one heating element is also provided and can be actuated by the control unit and/or another control unit.

Abstract: The invention relates to a lubricant distributor with a distributor plate (1, 21) and one or more injectors (2, 22) that can be connected to this plate and that are each formed from a housing (8, 28) defining a longitudinal axis with an inlet (11, 31) and an outlet (14, 34) that connect to corresponding connections in the distributor plate, and also from a dosing and reversing unit that is formed in the housing, wherein the inlets and outlets are arranged on the side of the housing facing the distributor plate (FIG. 1).

Abstract: Described is a lubricating device with at least one lubricating pinion for applying a lubricant, in particular grease, which is for example fed through a lubricant line by a lubricant pump from a reservoir, to at least one gearwheel or the like, wherein the lubricating pinion has an outer toothing into which at least one lubricant outlet opens out. The teeth of the outer toothing of the lubricating pinion have a shortened tooth flank profile in relation to an involute toothing, wherein the addendum and/or the width of the tooth flanks in the peripheral direction are reduced in a tooth flank section which is situated radially outside the reference circle.

Abstract: The invention relates to a lubricating pinion, particularly for a lubricating device, for the application of a lubricant pumped, for example, through a lubricant pipeline by a lubricating pump from a reservoir onto at least one gear wheel or the like. The lubricant pinion has an external tooth system onto which at least one lubricant outlet discharges. The lubricant pinion is constructed from at least two lubricant pinion parts which can be connected to one another along a preferably radial parting plane. At least one lubricant channel, which can be connected to the at least one lubricant outlet, extends in the parting plane.

Abstract: The invention pertains to a lubricant collecting container with a cartridge that features an inlet opening for introducing lubricant and a ventilation opening A sealing element is movably arranged in the cartridge and blocks a fluidic connection between the inlet opening and the ventilation opening in a sealed fashion.

Abstract: A piston arrangement is disclosed for metering valves, flow-rate sensors or hydraulic motors. The piston arrangement comprises a housing, at least one recess in the housing, and a first piston sealed and movable in the at least one recess of the housing. A recess is provided in the first piston, and a flow passage extends through the first piston. A second piston is movable in the recess of the first piston. A sealing surface is provided on the second piston, and a valve seat is provided on the first piston against which the sealing surface on the second piston can be pressed in such a way that the second piston can be moved in the first piston between a position which opens the flow passage through the first piston and a position which shuts off the flow passage through the first piston.

Abstract: The invention relates to a hydraulic device with a supply line for pressurized hydraulic fluid and with a lubricating pump that is connected to the supply line in a fluidic fashion. The lubricating pump comprises a hydraulic inlet, a pump element for conveying a lubricant from a reservoir to at least one lubricating point of the hydraulic device, and mechanism for producing a pump stroke of the pump element. The mechanism for producing a pump stroke comprises a base body, a piston unit movable in the base body, and a reversing mechanism for reversing the direction of movement of at least one element of the piston unit.

Abstract: The invention relates to a lubricant dispenser having a storage container, an outlet channel, and a pump element disposed between the storage container and outlet channel for conveying lubricant. A piston is sealed in a cylinder and is movable between two positions, of which, in a suction position, the cylinder is in a flow connection with the storage container. The cross-section area of the piston is smaller than the cross-section area of the storage container. The piston and the cylinder are adapted to one another such that, upon a movement of the piston into the suction position thereof, a negative pressure may be generated in the cylinder as compared to the pressure in the storage container for taking in or letting in lubricant from the storage container into the cylinder, and such that, upon a movement of the piston in the opposite direction out of the suction position in the cylinder, a positive pressure may be generated for conveying the lubricant out of the cylinder into the outlet channel.

Abstract: The invention relates to a bearing arrangement with an outer ring and an inner ring that can rotate relative to one another, and rolling bodies, especially balls, which are located between the outer ring and the inner ring. The invention also relates to an infeed distributor and a suction exhaust device for incorporation in such a bearing arrangement.