Abstract: An electrical fan having various supplies of electricity includes: a housing; a motor securely fixed in an interior of the housing to generate rotating power; an impeller located in the interior of the housing and connected to the motor to be driven by the motor to rotate; a circuit board arranged in the interior of the housing and electrically connected with the motor and including a boost circuit; an electricity supply hole arranged on the housing and electrically connected with the circuit board to provide a USB-C power supply that is provided from outside; a dry battery box arranged in the housing and electrically connected with the circuit board to accommodate therein a plurality of dry batteries that provide a 9V dry-battery power supply; and a control switch arranged on the housing to serve as a user control interface.

Abstract: A blower is provided. The blower according to the present disclosure includes: a fan causing airflow; a lower body forming an inner space at which the fan is disposed, and having a suction hole through which air passes; and a first upper body positioned above the lower body, and the first upper body may include a first wall forming a first flow path communicating with the inner space of the lower body and a first panel surrounding the first wall, and the first panel may include a first slit formed through the first panel and discharging air flowing through the first flow path to an outside of the first panel.

Abstract: A catheter pump system is disclosed. The catheter pump system can include a shaft assembly and an impeller coupled with a distal portion of the shaft assembly. The catheter pump system can include a motor assembly, the motor assembly comprising a chamber and a shaft-driving portion disposed in the chamber. The shaft-driving portion can be configured to impart rotation to the impeller through the shaft assembly. The chamber can be filled with a gas that at least partially surrounds the shaft-driving portion. A fluid pathway can convey fluid proximally during operation of the catheter pump system. A bypass pathway can be in fluid communication with the fluid pathway, the bypass pathway configured to direct at least a portion of the fluid to bypass the chamber.

Abstract: An electric-to-hydraulic conversion machine includes an axial flux electric motor and a hydraulic pump. The motor includes a spindle, at least one rotor configured to rotate about the spindle, and at least one stator configured to drive rotation of the at least one rotor about the spindle. The hydraulic pump includes a piston block having a plurality of cylinders, a plurality of pistons each supported in one of the cylinders of the piston block, and a cam ring. The piston block is attached to the at least one rotor and is configured to rotate about the spindle with rotation of the at least one rotor. The cam ring is configured to radially drive the pistons during rotation of the piston block about the spindle, which drives a fluid flow.

Abstract: A fluid machine and its operating method are provided. The fluid machine (10) includes a main body (1), a screw set (2), a capacity adjustment mechanism (3), an intermediate pressure sensor (5), and a controller (6). The main body (1) includes a low-pressure chamber (11), an intermediate-pressure chamber (12), and a high-pressure chamber (13). The screw set (2) includes a pair of first screws (21) in the low-pressure chamber (11) and a pair of second screws (22) in the high-pressure chamber (13). The capacity adjustment mechanism (4) includes a first slide valve (41) disposed corresponding to the first screws (21) and a second slide valve (42) disposed corresponding to the second screws (22). The intermediate pressure sensor (5) is placed in the intermediate-pressure chamber (12) for obtaining its interior pressure. The controller (6) drives movement of the first slide valve (41) and the second slide valve (42).

Abstract: A blower may include a body or case having a suction hole through which air passes, a fan provided inside the body and causing a flow of air, and a filter provided inside the body. The filter may be positioned upstream of the fan and extend in a longitudinal direction of the body. A longitudinal axis of the filter may be shifted or displaced with respect to a longitudinal axis of the body.

Abstract: A motor, comprising casing, rotating shaft, magnetic ring, three-phase hollow cup coil winding and insulating end cover, is provided. The casing comprises sleeve and inner core arranged coaxially with sleeve and air guide plates connected to sleeve and inner core, the sleeve, inner core and two adjacent air guide plates are surrounded to form air guide channel, inner core is provided with mounting hole, bearing is installed in mounting hole, and rotating shaft passes through bearing, magnetic ring is sleeved outside one end of rotating shaft, three-phase hollow cup coil winding is sleeved outside the magnetic ring. Rotating gap is set between three-phase hollow cup coil winding and magnetic ring, and insulating end cover is installed on the outlet of sleeve. Wind end fixes the three-phase hollow cup coil winding in sleeve, inner core is provided with heat dissipation holes that are all connected with mounting holes.

Abstract: The invention relates to a radial blood pump (1) for supporting a blood flow (106) in a human or animal heart (205) comprising a first and a second inlet channel (41, 42), a first outlet channel (51, 52), a first electric motor (71) comprising a first stator (77) and a first internal rotor (75), wherein the first electric motor (71) is configured to drive an impeller (2, 2a, 2b) arranged at an intersection of the first with the second inlet channel (41, 42), wherein the impeller (2, 2a, 2b) is connected to the first internal rotor (75) and wherein the impeller (2, 2a, 2b) comprises a merging portion (22) arranged at the intersection, where a merging of a first blood flow (106) coming from the first inlet channel (41) and a second blood flow (107) coming from the second inlet channel (42) takes place, wherein the impeller (2, 2a, 2b) is configured to pump the first and second blood flow (106, 107) from the first and second inlet channel (41, 42) via the merging portion (22) to the first outlet channel (51), a

Abstract: Blood pumps discussed herein may be suitable for use as a ventricular assist device (VAD) or the like. The blood pumps cause minimal blood damage, are energy efficient, and can be powered by implanted batteries for extended periods of time. Further, these pumps are also beneficial because they may improve the quality of life of a patient with a VAD by reducing restrictions on the patient's lifestyle. The blood pumps can provide radial and axial stability to a rotating impeller that is driven by a separate rotor. Both radial and axial stability can be provided, at least in part, by one or more permanent magnetic couplings between the rotor and the impeller and/or one or more permanent magnetic bearings between the pump housing and the impeller.

Abstract: A method of providing a housing assembly and an electronic water pump, a housing assembly and an electronic water pump are provided. The housing assembly of the electronic water pump has a stator assembly, a rotary shaft, a shaft base, and an injection molded housing. The stator assembly is formed through one-piece injection molding. The housing assembly is formed by over-molding. The rotary shaft and the shaft base of the pump are embedded in the injection molded housing. The stator assembly is enclosed by the injection molded housing to provide self-sealing between the stator assembly and the injection molded housing.

Abstract: A desktop computing system having at least a central core surrounded by housing having a shape that defines a volume in which the central core resides is described. The housing includes a first opening and a second opening axially displaced from the first opening. The first opening having a size and shape in accordance with an amount of airflow used as a heat transfer medium for cooling internal components, the second opening defined by a lip that engages a portion of the airflow in such a way that at least some of the heat transferred to the air flow from the internal components is passed to the housing.

Abstract: A pump-motor unit for delivering a fluid, for example gear oil and/or lubricating oil in motor vehicles, includes: a housing having a housing cover, an intermediate housing structure and a motor cover, wherein the housing cover and the intermediate housing structure define a delivery chamber axially on both end-facing sides and circumferentially in the radial direction; a delivery device featuring a delivery member, which can be rotated within the delivery chamber, for delivering the fluid; and a drive motor which is connected to the delivery device via a drive shaft, wherein the housing cover forms an accommodating well, and the drive motor and the intermediate housing structure are arranged in the accommodating well.

Abstract: A pump system for a motor vehicle having a first pump and a second pump which can be driven by an electric motor and/or an internal combustion engine, wherein the first pump and the second pump can be coupled by a clutch. A method of operating a pump system in a motor vehicle includes driving a first pump and a second pump by an electric motor and/or an internal combustion engine by coupling the first pump and a second pump.

Abstract: A blower is provided. The blower according to the present disclosure includes: a fan causing airflow; a lower body forming an inner space at which the fan is disposed, and having a suction hole through which air passes; and a first upper body positioned above the lower body, and the first upper body may include a first wall forming a first flow path communicating with the inner space of the lower body and a first panel surrounding the first wall, and the first panel may include a first slit formed through the first panel and discharging air flowing through the first flow path to an outside of the first panel.

Abstract: A method of operating an implantable blood pump having a first stator, a second stator, and an impeller movably disposed there between. The method includes applying a first voltage waveform at first phase to the first stator to generate a magnetic field to rotate the impeller. A second voltage waveform is applied at a second phase shifted from the first phase to the second stator to rotate the impeller, the second voltage waveform is asymmetric to the first voltage waveform.

Abstract: This invention is directed to a corrosion resistant permanent magnet, to a method for producing a corrosion resistant permanent magnet, and to an intravascular blood pump comprising the magnet. The magnet is corrosion resistant due to a composite coating comprising a metal layer, optionally a metal oxide layer, a layer formed from poly(2-chloro-p-xylylene), and a linker layer between the metal oxide layer and the poly(2-chloro-p-xylylene) layer.

Abstract: The application discloses a hand-held fan, including a main housing. The main housing includes a cylindrical holding part and a semi-cylindrical mounting part. The hand-held fan also includes a set of protection covers provided at the mounting part. The protection cover is also provided with a connecting part rotatably connected to the mounting part. An outer side of the mounting part is opened and provided with an annular slot, the connecting part is provided with a plurality of catch platforms clamped and connected to the annular slots, two limit grooves are symmetrically provided in the annular slot along a rotating axial direction of the fan blade, and the inner side of the connecting part is provided with two limit bosses clamped and connected to the two limit grooves. This application solves the problem that an existing small hand-held fan cannot effectively protect the fan blade.

Abstract: Disclosed are systems, devices, and methods that employ a pump to assist or support blood flow. An apparatus for pumping blood may include a pump housing having an outer wall disposed about a longitudinal pump axis, and having an upstream end and a downstream end; a blood flow straightener having a plurality of fins and positioned in the upstream end of the pump housing and secured to the pump housing by the plurality of fins; a diffuser having a plurality of diffuser fins and positioned in the downstream end of the pump housing and secured to the pump housing by the plurality of diffuser fins; and an impeller positioned between the blood flow straightener and the diffuser, and including a plurality of impeller blades. The apparatus may further include a pump drive configured to impart a rotational motion to the impeller by applying a magnetic field.

Abstract: Disclosed is a clothes treating apparatus including a drum configured to receive laundry, a tub in which the drum is built, a main body in which the drum and the tub are disposed, detergent drawer compartments provided in the main body to be withdrawn from or inserted in the main body, a spray nozzle configured to spray washing water to the detergent drawer compartments, a water-collecting container disposed below the tub to receive the washing water, a washing line configured to supply the washing water of the water-collecting container to the spray nozzle, a circulation line configured to supply the washing water of the water-collecting container into the drum, and a flow-path conversion pump configured to receive the washing water from the water-collecting container and supply the washing water selectively to the washing line or the circulation line.

Abstract: A catheter pump is disclosed herein. The catheter pump can include a catheter assembly that comprises a drive shaft and an impeller coupled to a distal end of the drive shaft. A driven assembly can be coupled to a proximal end of the drive shaft within a driven assembly housing. The catheter pump can also include a drive system that comprises a motor and a drive magnet coupled to an output shaft of the motor. The drive system can include a drive assembly housing having at least one magnet therein. Further, a securement device can be configured to prevent disengagement of the driven assembly housing from the drive assembly housing during operation of the pump.

Abstract: The present disclosure relates to air assemblies having an inflation, a deflation, and a closed state for use with inflatable products, such as air mattresses. Specifically, the present disclosure relates to air assemblies where the configuration of the air assembly can be changed manually by a user by operating a directional control valve to inflate, deflate, or close the inflatable product. The directional control valve may also activate a pump in the inflation and deflation states and deactivate the pump in the closed state.

Abstract: A desktop computing system having at least a central core surrounded by housing having a shape that defines a volume in which the central core resides is described. The housing includes a first opening and a second opening axially displaced from the first opening. The first opening having a size and shape in accordance with an amount of airflow used as a heat transfer medium for cooling internal components, the second opening defined by a lip that engages a portion of the airflow in such a way that at least some of the heat transferred to the air flow from the internal components is passed to the housing.

Abstract: A package type fluid machine includes a plurality of compressor bodies; a machine compartment in which the plurality of compressor bodies are disposed; an exhaust duct that exhausts a cooling gas from the machine compartment; a plurality of aftercoolers that are disposed inside the exhaust duct to cool a compressed fluid from the compressor bodies; and a shield that is disposed between the aftercoolers to shield a flow of the cooling gas.

Abstract: A system and method used to deliver a percutaneous ventricular assist device (pVAD) or other cardiac therapeutic device to a site within the heart, such as a site at the aortic valve. A flexible device is percutaneously introduced into a vasculature of a patient and positioned to run from a femoral vein, through the heart via a transseptal puncture, and to a femoral artery. The venous-side end of the flexible device is withdrawn out the venous vasculature superior to the heart, and a pVAD is secured to the flexible device. The pVAD is pushed in a distal direction while the arterial-side end of the flexible device is pulled in the proximal direction to advance the pVAD to the target site. A left ventricle redirector aids in orienting the pVAD and preventing migration of the flexible member towards delicate structures of the heart during advancement of the pVAD.

Abstract: The disclosure describes a fan, which includes a body, the body includes a first air inlet, a second air inlet, an air outlet, and a fan motor for generating an air flow passing through the body, wherein the first air inlet and the second air inlet are arranged at interval in a first direction; a nozzle, which is connected with the air outlet and used for receiving the air flow from the body and ejecting the air flow; and a filter, which is arranged in a region between the first and the second air inlet in the body, and disposed downstream of the air inlet. The fan makes the air pass through the filter more evenly, prolongs the life of the filter, reduces filter replacements, reduces the cost of the air purifier, and is more conducive to the improvement of the indoor environment and provides a cleaner living environment.

Abstract: A blood pump comprises a pump casing a blood flow inlet and a blood flow outlet connected by a passage, and an impeller. The impeller comprises blades configured to convey blood from the blood flow inlet to the blood flow outlet, the impeller being supported in the pump casing by at least one contact-type bearing comprising a surface of the impeller facing a surface of the pump casing. At least one wash out channel extends through the impeller and is in fluid connection with the passage via a first opening and with the bearing via a second opening. The wash out channel is operatively associated with a secondary pump for pumping blood through the wash out channel towards the bearing. The secondary pump is formed at least partially by said at least one wash out channel extending through the impeller along a direction having at least one tangential directional component.

Abstract: An electric coolant pump includes a pump housing, an electric motor, and a pump wheel. The pump housing has a pumping chamber and a motor chamber which are separated by a separation sidewall. The pumping chamber has a pump volute which extends from a pump inlet to a pump outlet. A volute cooling sector of the pump volute extends over a volute angle of 120°. The separation sidewall has a cooling section which is defined by the volute cooling sector. The electric motor includes a motor rotor, a motor stator having a stator coil arrangement, and a motor electronics arranged in the motor chamber which energizes the stator coil arrangement. The pump wheel is arranged in the pumping chamber and is connected with the motor rotor. The stator coil arrangement is arranged adjacent to the volute cooling sector and thermally contacts the cooling section of the separation sidewall.

Abstract: An implantable pump is configured to be implanted in series with blood flow from a heart. The pump includes a frame configured to be implanted within the natural blood flow of the heart such as a ventricular outflow tract an outlet valve of the heart, and a central axle configured to be affixed within the frame parallel to the blood flow. The pump also includes a rotor attached to the central axle and configured to rotate in order to pump blood, and at least two electromagnetic coils configured to be energized in order to cause the rotor to rotate.

Abstract: A rotating electric machine includes a rotor having a rotor core, a stator having a stator core and a stator coil, a first rotating shaft member having a first flange portion and a first shaft portion, a second rotating shaft member having a second flange portion and a second shaft portion, and a fastening device that fastens the first and second rotating shaft members, in a condition where the rotor core is sandwiched between the first and second flange portions, from opposite sides of the rotor core in an axial direction.

Abstract: A pump is provided with a housing and with an upstream inlet and a downstream outlet and a fluid channel with a channel axis, said fluid channel being arranged between the inlet and outlet. A rotor which can be brought into rotation by way of a motor is arranged within the fluid channel. Furthermore, a sensor arrangement is provided which can detect an inclination of the rotation axis of the rotor.

Abstract: A blood pump may be provided that includes an inlet, an outlet and a rotor for delivering fluid from the inlet to the outlet, wherein the rotor is suspended within the blood pump by radial passive magnetic forces and axially is preloaded in one direction at least by way of passive magnetic forces so that, during a fluid-delivering rotation of the rotor, the axial thrust of the rotor acts counter to the magnetic attraction acting axially in the direction of the outlet.

Abstract: An intravascular blood pump (1) comprises a pump casing (2) having a blood flow inlet (21) and a blood flow outlet (22), and an impeller (3) arranged in said pump casing (2) so as to be rotatable about an axis of rotation, wherein the impeller (3) has blades (31) sized and shaped for conveying blood from the blood flow inlet (21) to the blood flow outlet (22). The blood pump (1) further comprises a drive unit (104) for rotating the impeller (3), the drive unit (104) comprising a plurality of posts (140) arranged about the axis of rotation (10). Coil windings (47) around the posts are sequentially controllable so as to create a rotating magnetic field. The shaft portion (141) of each of the posts (140) comprises a soft magnetic material which is discontinuous in cross-section transverse to the longitudinal axis of the respective post (140).

Abstract: A pumping device includes a single-use device and a reusable device. The single-use device is to be inserted into the reusable device and includes two pump units in series, one behind the other. Each pump unit includes a rotor for a bearingless motor, and can be magnetically levitated and driven without contact for rotation about an axial direction. The reusable device includes a stator for each rotor which form an electromagnetic rotary drive for rotating the rotor about the axial direction. Each stator is a bearing and drive stator with which the rotor can be magnetically driven and levitated without contact with respect to the stator. An independent control device is provided for each stator, and can independently activate a respective stator.

Abstract: A heart pump assembly includes an elongate catheter with a proximal portion and a distal portion, a rotor at the distal portion of the elongate catheter, a driveshaft, and a bearing. The rotor can include an impeller blade shaped to induce fluid flow in a first axial direction. The drive shaft may be coupled to or integrally formed with a proximal end of the rotor and can include a pump element formed in a surface of the drive shaft. The bearing can include a bore into which the drive shaft extends. The pump element is shaped so as to induce fluid flow through the bore in a second axial direction which can be the same or opposite to the first axial direction.

Abstract: An electronic device includes a case for housing electronics. A fan is supported within the case. The fan includes a motor configured to drive fan blades and to generate an electromagnetic charging field. The motor is positioned to provide the charging field to an open area outside the case comprising a charging pad.

Abstract: An air-cooled heat exchanger includes a plenum having an intake and a discharge, a cooling tube assembly inside the plenum, a fan assembly that has a fan, an engine positioned outside the plenum, and an internal drive assembly. The internal drive assembly is configured to transfer torque from the engine to the fan. The internal drive assembly is contained inside the plenum.

Abstract: A system for dynamically mitigating resonance in a transport refrigeration unit (TRU) during a mission, having: a TRU controller configured for operating a TRU engine during the mission according to an operational baseline, and while operating the TRU engine, contemporaneously performing steps including: obtaining a first set of data that comprises real time measurements from one or more accelerometers installed in the TRU; converting the real measurements to a second set of data that comprises real time shock and vibration data; processing the second set of data in a control loop to determine an updated operational baseline that avoids resonance detected in the first set of data; and operating the TRU engine according to the updated operational baseline.

Abstract: A cooling device includes a fan frame including a bottom plate and a base part disposed on the bottom plate, a stationary pillar coupled to the fan frame, and a fan assembly that is rotatably disposed about the stationary pillar. The fan assembly is supported on the stationary pillar by at least one bearing positioned between the fan assembly and the stationary pillar. The cooling device also includes a decorative plate coupled to the stationary pillar. The decorative plate has an identifying indicia that permits at least some light to pass therethrough. The cooling device further includes a light emitting assembly disposed on the fan frame and configured to emit light that is directed toward the identifying indicia.

Abstract: A cooling device includes a fan frame including a bottom plate and a base part disposed on the bottom plate, a stationary pillar coupled to the fan frame, and a fan assembly that is rotatably disposed about the stationary pillar. The fan assembly is supported on the stationary pillar by at least one bearing positioned between the fan assembly and the stationary pillar. The cooling device also includes a decorative plate coupled to the stationary pillar. The decorative plate has an identifying indicia that permits at least some light to pass therethrough. The cooling device further includes a light emitting assembly disposed on the fan frame and configured to emit light that is directed toward the identifying indicia.

Abstract: To provide a vacuum pump capable of efficiently cooling electrical equipment. The vacuum pump includes a pump main body and an electrical equipment case disposed outside the pump main body, wherein the electrical equipment case includes a cooling jacket which has an inner surface and an outer surface in a vertical portion and in which a cooling medium flow passage is formed, and a plurality of electrical equipment that have circuit components and can be cooled by the cooling jacket. The inner surface and the outer surface are formed facing different directions, and the electrical equipment portions are attached respectively to the inner surface and the outer surface so that heat can be transferred.

Abstract: Disclosed are systems, devices, and methods that employ a pump to assist or support blood flow. An apparatus for pumping blood may include a pump housing having an outer wall disposed about a longitudinal pump axis, and having an upstream end and a downstream end; a blood flow straightener having a plurality of fins and positioned in the upstream end of the pump housing and secured to the pump housing by the plurality of fins; a diffuser having a plurality of diffuser fins and positioned in the downstream end of the pump housing and secured to the pump housing by the plurality of diffuser fins; and an impeller positioned between the blood flow straightener and the diffuser, and including a plurality of impeller blades. The apparatus may further include a pump drive configured to impart a rotational motion to the impeller by applying a magnetic field.

Abstract: The present disclosure discloses a portable mobile fan, comprising a fan body and fixing devices, the fan body comprises a fan shell, a windshield cover, an impeller, a motor, a circuit board and a switch button; which has large air output, has a fan body with relative position changed by adjusting fixing brackets, can be fixed on different objects, and has strong practicability.

Abstract: A fluid circulating assembly having a rotation axis is provided. The fluid circulating assembly includes a fan impeller including an inlet ring and a rear plate that together define a central fan chamber. The fluid circulating assembly also includes an electrical machine having a rotor assembly, a stator assembly, and at least one bearing assembly. The rotor assembly is coupled to the rear plate such that the electrical machine is located entirely outside the central fan chamber. The rotor assembly includes a hub portion having a radially inner wall that at least partially defines a central opening extending entirely through the electrical machine and oriented about the rotation axis such that the central opening does not include a shaft extending therethrough.

Abstract: The invention relates to a shaft for supplying air to a fuel cell, comprising a tubular body (12), at least sections of which are hollow, and which has a first component (14) and a second component (16) that are connected to one another at respective neighbouring axial end sections (14a, 16a), and wherein air can flow through a hollow space (12a) of the tubular body (12) for cooling components arranged next to the shaft (10). The invention also relates to a radial compressor (1). The invention further relates to a method for producing a radial compressor (1).

Abstract: A vacuum pump, and a waterproof structure and a control apparatus applied to the vacuum pump which improve efficiency of on-site maintenance work and prevent water from penetrating into a connector connecting portion when a cover is removed during circuit separation or the like. When performing maintenance work, after a chassis of a control apparatus is lowered by around several tens of millimeters, the chassis of the control apparatus is pulled out in a radial direction of a pump. Accordingly, a pump main body and the control apparatus can be readily attached and detached even when sufficient empty space is not available in an axial direction of the vacuum pump. A wall portion is circumferentially protrusively provided in side portions of the base portion and the control apparatus. Furthermore, a sealing member and a lid are inserted into a gap. Therefore, water droplets cannot easily penetrate into the gap.

Abstract: The portable ceiling fan is a fan that removably attaches to a ceiling. The portable ceiling fan magnetically attaches to the ceiling. The portable ceiling fan is independently powered. By independently powered is meant that the portable ceiling fan can operate without a direct connection to an external power source. The portable ceiling fan comprises a ceiling fan, a mounting plate, and a control system. The mounting plate attaches to the ceiling with an adhesive. The mounting plate magnetically attaches to the ceiling fan such that the mounting plate attaches the ceiling fan to the ceiling. The control system remotely controls the ceiling fan such that the ceiling fan can be turned on and off without requiring physical access to the ceiling fan.

Abstract: Certain embodiments of the present application relate to a variable frequency drive (VFD) cabin for a pump configuration including a mobile trailer on which the VFD cabin is to be mounted. The VFD cabin generally includes a medium-voltage VFD and a ventilation system. In certain embodiments, the ventilation system is configured to generate an overpressure condition within the cabin to discourage the entry of dust and debris into the cabin. In certain embodiments, one or more components of the medium-voltage VFD are coupled to the floor of the cabin via a vibration damping system. In certain embodiments, the VFD cabin may be directly coupled to a chassis of the mobile trailer without an intervening suspension being provided between the VFD cabin and the chassis.

Abstract: Disclosed is a turbocharger for an internal combustion engine, having a bearing housing. A turbocharger rotor is mounted to be rotatable in the bearing housing about the rotor axis of rotation of its rotor shaft, wherein a turbine wheel is arranged for conjoint rotation on the rotor shaft and in a turbine housing fixed on the bearing housing. Between the rotor shaft and the bearing housing, an oil seal for sealing the bearing housing with respect to the turbine housing is arranged between the turbine wheel and a radial bearing associated with the turbine wheel in order to seal the bearing housing with respect to the turbine housing. A predetermined breaking point is formed for the turbocharger rotor of the turbocharger which lies in a breaking point region and extends axially between the turbine wheel back and an axial end, facing the turbine wheel back, of the rotor-shaft oil seal.

Abstract: The present disclosure describes techniques concerning a fan assembly. The fan assembly may include a fan, having multiple blades to rotate about an axis, and a housing in which the fan is disposed. Additionally, the fan assembly may include an air inlet formed in a wall of the housing that is transverse to the axis. The air inlet may define an orifice and includes multiple air guides that each extend into the housing from a perimeter of the air inlet.

Abstract: A cooling device includes a frame including a base portion and a barrel portion connected to the base portion, a fan assembly including a hub and a plurality of fan blades connected to the hub, the fan assembly rotatably coupled to the frame via at least one bearing positioned between the barrel part and the hub, a driving assembly disposed on the frame, and a decorative plate having a marking and a column coupled thereto and extending therefrom. The decorative plate is coupled to the base portion using the column and is stationary with respect to the fan assembly. The cooling device further includes a light assembly disposed on the driving assembly and emitting light that illuminates the marking.