Abstract: A wheel unit of a vehicle having a rim on which a tire is mounted, and having a hub which can rotate about an axis of rotation (T), wherein the hub includes a hub body in which a control element that is mounted such that it is displaceable relative to the hub body in the direction of the axis of rotation (T) between a first position and a second position is accommodated. A fluid channel which fluidically connects the tire to a first space formed between the control element and the hub body is configured in the rim. In the first position of the control element, a fluidic connection between the first space and a second space formed between the control element and the rim is interrupted, whereas, in the second position of the control element, a fluidic connection between the first space and the second space is established.

Abstract: A device (1) for inflating or repairing in particular vehicle tires, as needed, wherein the device (1) comprises a compressor unit (2) for supplying compressed air, a container (4) having a sealing liquid, and a distribution system (5), which is configured in order to fluidically connect the compressed air outlet (3) of the at least one compressor unit (2) to a compressed air inlet (6) of the scaling liquid container (4), as needed. According to the invention, it is provided in particular that the distribution system (5) is configured in order to automatically deliver compressed air exclusively to the item to be inflated or repaired when a first connector (8) of the distribution system (5) is fluidically connected to the item and to deliver a sealing liquid/compressed air mixture to the item when a second connector (9) of the distribution system (5) is fluidically connected to the item.

Abstract: A tire repair kit is described for inflating and/or sealing a tire mounted on a rim of a vehicle wheel. The tire repair kit may include a support body configured to be replaceably received in a central recess of the vehicle wheel rim, and a compressor unit including a drive and a compressor portion having at least one working chamber. The drive may be received inside of the support body, and the compressor portion may be releasably connected to a flange region of the support body and is outside of the supporting body. With the supporting body received in the central recess of the vehicle wheel, the drive of the compressor unit is arranged at least in certain regions of the central recess and the compressor portion of the compressor unit is completely outside the central recess.

Abstract: The invention relates to a compressor assembly (1) for an apparatus (100) for inflating and/or repairing inflatable items or products as needed, in particular vehicle tires. The compressor assembly (1) comprises a first compressor unit (2) having a compressed air outlet (5) via which the air compressed by the first compressor unit (2) is supplied. The compressor assembly (1) further comprises at least one further second compressor unit (3, 4) having a compressed air outlet (6, 7) via which the air compressed, in particular as needed, by the second compressor unit (3, 4) is supplied as compressed air. The first compressor unit (2) and the at least one second compressor unit (3, 4) are fluidly switched in parallel.

Abstract: A rotary transmission device for transmitting control and/or working pressures to a wheel hub. The rotary transmission device has a housing structure in which a piston element is displaceable between a first and a second position relative to the housing structure and relative to a running body of the wheel hub which is mounted so as to rotate relative to the housing structure. To transmit the control and/or working pressures, at least one pressure medium channel is formed in the piston element. In the first position, an air gap is present between an end face of the piston element on the running body side and an end face of the running body on the piston element side, while in the second position, no air gap is present, and the at least one pressure medium channel opens in sealed fashion into at least one pressure medium channel formed in the running body.

Abstract: The invention discloses a method and a device for automated harmonization of digital audio signals with a target frequency, wherein the digital audio signal is pitch-shifted. In one embodiment of the invention the target frequency is the frequency of a tinnitus sound. Therefore, the method according to the invention is usable in the context of tinnitus treatment.

Abstract: An efficient tire sealant that is environmentally friendly or less damaging to the environment, which is characterized by a high stability, good processability, and safe application. The tire sealant includes approximately 5 wt. % to approximately 50 wt. % of a bio-based aliphatic diol; approximately 5 wt. % to approximately 70 wt. % natural rubber latex; and approximately 0.001 wt. % to approximately 10 wt. % of a water-soluble polymer as an additive for adjusting and/or influencing a freezing point of the tire sealant.

Abstract: A system (40) for transmitting control pressures and/or working pressures from a wheel-hub pressure medium supply (20, 21, 22), in particular from a wheel-hub pressure medium rotary union (21), to a vehicle rim (2) mounted on the wheel hub (1). The system (40) has a receiving part (41), which has a central region (55) with a central opening (44) and at least one extension region (43) projecting radially from the central region (55), at least in some regions. The receiving part (41) can be connected to the wheel hub (1) by means of the at least one radially projecting extension region (43), in a detachable way, and the control pressures and/or working pressures can be transmitted from the wheel-hub pressure medium supply (20, 21, 22) to the opening (44).

Abstract: A tire repair kit is described for inflating and/or sealing a tire mounted on a rim of a vehicle wheel. The tire repair kit may include a support body configured to be replaceably received in a central recess of the vehicle wheel rim, and a compressor unit including a drive and a compressor portion having at least one working chamber. The drive may be received inside of the support body, and the compressor portion may be releasably connected to a flange region of the support body and is outside of the supporting body. With the supporting body received in the central recess of the vehicle wheel, the drive of the compressor unit is arranged at least in certain regions of the central recess and the compressor portion of the compressor unit is completely outside the central recess.

Abstract: The invention relates in particular to a device for transmitting pressurized media, in particular compressed air, or control and/or working pressures between a first fluid duct (4), which is received or formed at least in regions in the interior of a first, in particular transmission-side cardan shaft section (3), and a second fluid duct (6), which is received or formed at least in regions in the interior of a second, in particular wheel-side cardan shaft section (5) which is connected in an articulated manner to an end region of the first cardan shaft section (3), wherein the device has a line section (7) which is fluidically connected to, or can be brought into fluidic connection with, the first and the second fluid duct (4, 6) and the length of which is reversibly changeable.

Abstract: A wheel unit of a vehicle having a rim on which a tire is mounted, and having a hub which can rotate about an axis of rotation (T), wherein the hub includes a hub body in which a control element that is mounted such that it is displaceable relative to the hub body in the direction of the axis of rotation (T) between a first position and a second position is accommodated. A fluid channel which fluidically connects the tire to a first space formed between the control element and the hub body is configured in the rim. In the first position of the control element, a fluidic connection between the first space and a second space formed between the control element and the rim is interrupted, whereas, in the second position of the control element, a fluidic connection between the first space and the second space is established.

Abstract: A rotation transmission apparatus for transmitting control and/or working pressures to a fluid channel, which is at least regionally configured or accommodated on or in a shaft, in particular a drive shaft, wherein the rotation transmission apparatus includes a stator assembly, which is arranged such that it is stationary relative to a rotational movement of the shaft and has at least one fluid supply/discharge line, wherein the fluid supply/discharge opens into an annular space which surrounds the shaft at least partially and with which the fluid channel of the shaft is fluidically connected via a branch channel, wherein the annular space is associated with sealing elements, which are arranged and configured in the annular space at least partially such that they seal the annular space from the outside atmosphere when a previously defined or definable overpressure is applied in the annular space.

Abstract: A high performing low viscosity tire sealant includes about 15% to about 75% by weight of a biobased aliphatic diol, about 5% to about 50% by weight natural rubber latex, and about 2% to about 50% by weight synthetic rubber latex. The tire sealant exhibits excellent performance at temperatures of ?40 degrees Celsius and lower.

Abstract: The invention relates to a rotary transmission apparatus (1) for the transmission of control and/or working pressures to a fluid duct (51) which is received or configured at least in regions in the interior of a shaft (50), in particular a drive shaft. The rotary transmission apparatus (1) has a stator assembly (2) which is arranged in a stationary manner with respect to a rotational movement of the shaft (50) and has at least one fluid feed/discharge line (3) and a control element (4) which can be displaced in the shaft longitudinal direction (L) relative to the shaft (50) between a first position and a second position. A flow connection between the at least one fluid feed/discharge line (3) and the fluid duct (51) is interrupted in the first position of the control element (4), and a flow connection between the at least one fluid feed/discharge line (3) and the fluid duct (51) is established in the second position of the control element (4).

Abstract: A rotary transmission device for transmitting control and/or working pressures to a wheel hub. The rotary transmission device has a housing structure in which a piston element is displaceable between a first and a second position relative to the housing structure and relative to a running body of the wheel hub which is mounted so as to rotate relative to the housing structure. To transmit the control and/or working pressures, at least one pressure medium channel is formed in the piston element. In the first position, an air gap is present between an end face of the piston element on the running body side and an end face of the running body on the piston element side, while in the second position, no air gap is present, and the at least one pressure medium channel opens in sealed fashion into at least one pressure medium channel formed in the running body.

Abstract: A high performing low viscosity tire sealant includes about 15% to about 75% by weight of a biobased aliphatic diol, about 5% to about 50% by weight natural rubber latex, and about 2% to about 50% by weight synthetic rubber latex. The tire sealant exhibits excellent performance at temperatures of ?40 degrees Celsius and lower.

Abstract: A device and method for dispensing and sealing an inflatable article, in particular a tire, are provide from a container (5) having a valve (6) that has an inlet (7) and an outlet (8), the inlet (7) and an outlet (8) are connected to one another in a first position of the valve (6) and are connected to one another in a first position of the valve (6), and outlet (8), the container (5) are in communication via the valve (6) only if necessary for delivering sealing means in the second position of the valve (6).

Abstract: A system (40) for transmitting control pressures and/or working pressures from a wheel-hub pressure medium supply (20, 21, 22), in particular from a wheel-hub pressure medium rotary union (21), to a vehicle rim (2) mounted on the wheel hub (1). The system (40) has a receiving part (41), which has a central region (55) with a central opening (44) and at least one extension region (43) projecting radially from the central region (55), at least in some regions. The receiving part (41) can be connected to the wheel hub (1) by means of the at least one radially projecting extension region (43), in a detachable way, and the control pressures and/or working pressures can be transmitted from the wheel-hub pressure medium supply (20, 21, 22) to the opening (44).

Abstract: A device and method for dispensing and sealing an inflatable article, in particular a tire, are provide from a container (5) having a valve (6) that has an inlet (7) and an outlet (8), the inlet (7) and an outlet (8) are connected to one another in a first position of the valve (6) and are connected to one another in a first position of the valve (6), and outlet (8), the container (5) are in communication via the valve (6) only if necessary for delivering sealing means in the second position of the valve (6).

Abstract: In the case of a compressor for delivering a medium from a pressure chamber (2) in a head (1) through an outlet (10) into a line (16), wherein a piston (3) is arranged in the pressure chamber (2) and the pressure chamber (2) has a longitudinal axis (A) along which the piston (3) moves, it is the intention for the piston (3) to perform a wobbling movement relative to the longitudinal axis (A).