| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 417076000 | Jet pump with motive fluid generating pump | 14 |
| 20140037467 | PRESSURE WASHERS INCLUDING JET PUMPS - A pressure washer includes a prime mover, a water pump, the water pump including a pump inlet for receiving fluid from a fluid source and a pump outlet for supplying a pressurized primary fluid, a jet pump including a primary fluid inlet fluidly coupled to the pump outlet, a secondary fluid inlet, and a fluid outlet, and a spray gun configured to be fluidly coupled to the fluid outlet of the jet pump, the spray gun including a spray gun outlet having a variable effective flow area. Wherein, in operation, in a high pressure operating mode, the pressurized primary fluid flows through the jet pump and exits through the fluid outlet of the jet pump, and in a high flow operating mode, the pressurized primary fluid flows through the jet pump and entrains a secondary fluid supplied through the secondary fluid inlet, resulting in a combined fluid flow. | 02-06-2014 |
| 20140255217 | DEVICE FOR BLOWING AIR BY MEANS OF NARROW SLIT NOZZLE ASSEMBLY - A device for blowing air by a nozzle assembly includes a base seat for generating an air stream to supply air flow and a nozzle assembly supported by the base seat and comprising a slot-shaped opening for blowing air. An airflow passage is connected between the base seat and the nozzle assembly. An intake end of the airflow passage is opened on the outer surface of the base seat, and an output end is connected to the nozzle assembly by a pivot component. An intake end of the nozzle assembly is connected to an output end of the base seat by the pivot component. An impeller and an electric motor for driving the impeller to rotate are provided within the base seat. The nozzle assembly is rotatably fixed on the base seat by the pivot component. | 09-11-2014 |
| 20150118069 | JET PROPELLED WATERCRAFT - A jet propelled watercraft includes a vessel body, a jet propulsion mechanism, a bucket, and a controller. The jet propulsion mechanism is configured to propel the vessel body. The controller is configured and programmed to control a thrust of the jet propulsion mechanism to propel the vessel body. The bucket is configured to move to a retracted position spaced away from the jet of water ejected from the jet propulsion mechanism and a jet receiving position to receive the jet of water ejected from the jet propulsion mechanism. The controller is configured and programmed to change an increase rate of the thrust in accordance with a forward speed of the vessel body until the thrust is increased to a predetermined value after the bucket has been moved from the retracted position to the jet receiving position. | 04-30-2015 |
| 417079000 | Jet delivers back to generating pump | 3 |
| 20100092310 | Vehicle Transmission with Jet Pump - The present disclosure relates to a vehicle transmission with jet pump. The jet pump includes a hydraulic control system that has a nozzle fitted between a first and second housing. The nozzle is separable from the first and second housing. The hydraulic control system is configured to produce a jet stream of fluid through a center section of the nozzle. | 04-15-2010 |
| 20100290924 | Nozzle Insert for Boosting Pump Inlet Pressure - A pump assembly includes a pump housing including an inner surface, a pump inlet and an excess flow passage, a filter assembly including a spout extending into the housing, and an insert located within and secured to the housing, and including a first surface spaced from the inner surface and producing therebetween an annular nozzle communicating with said excess flow passage, the nozzle directing a first fluid stream exiting the excess flow passage toward a second fluid stream exiting the spout, the fluid streams flowing toward the pump inlet. | 11-18-2010 |
| 20150093261 | NOZZLE INSERT FOR BOOSTING PUMP INLET PRESSURE - A pump assembly includes a pump housing including an inner surface, a pump inlet and an excess flow passage, a filter assembly including a spout extending into the housing, and an insert located within and secured to the housing, and including a first surface spaced from the inner surface and producing therebetween an annular nozzle communicating with said excess flow passage, the nozzle directing a first fluid stream exiting the excess flow passage toward a second fluid stream exiting the spout, the fluid streams flowing toward the pump inlet. | 04-02-2015 |
| 417084000 | Rotary nonexpansible chamber-type generating pump | 8 |
| 20090297366 | JET WELL PUMP - An improved jet well pump includes a centrifugal pump assembly that is a stamping-welding one and a jet pump assembly. The centrifugal pump assembly includes a pump body and a pump cover, an impeller and a shaft that are disposed in the pump body, it also includes a motor arranged outside of the pump body. The impeller is installed on the shaft and driven by the motor. The jet pump assembly includes a jet pump body, a nozzle installed in the jet pump body and a throat member disposed on the upper end of the jet pump body. The centrifugal pump assembly and the jet pump assembly are communicated with each other by means of an inlet pipe and a return pipe. The upper ends of the inlet pipe and the return pipe are connected with an inlet and an outlet that are arranged on the axial surface of the pump body respectively, and the lower ends are connected with the throat member and the jet pump body respectively. The well pump not only improves manufactural process by simplifying and compacting structure and is convenient for transportation and use, but also reduces the intensity of labor and the cost, saves materials and has no pollution. | 12-03-2009 |
| 20140199185 | FAN - A fan assembly for generating an air flow within a room includes a casing having a plurality of inlet sections and an outlet section for receiving air from the inlet sections. Each inlet section has an air inlet, an impeller and a motor for driving the impeller to draw an air flow through the air inlet section and into the air outlet section. The outlet section has an interior passage for receiving air from the inlet sections and an air outlet. The casing defines a bore about which the interior passage extends and through which a secondary air flow from outside the fan assembly is drawn by the air emitted the air outlet. | 07-17-2014 |
| 20140199186 | FAN - A fan assembly for generating an air flow within a room includes a casing having a plurality of inlet sections and an outlet section for receiving air from the inlet sections. Each inlet section has an air inlet, an impeller and a motor for driving the impeller to draw an air flow through the air inlet section and into the air outlet section. The outlet section has an interior passage for receiving air from the inlet sections and an air outlet. The casing defines a bore about which the interior passage extends and through which a secondary air flow from outside the fan assembly is drawn by the air emitted the air outlet. | 07-17-2014 |
| 20140205470 | FAN ASSEMBLY - A bladeless fan assembly for creating an air current includes a nozzle mounted on a base housing a device for creating an air flow. The nozzle includes an interior passage for receiving the air flow and a mouth for emitting the air flow. The nozzle defines, and extends about, an opening through which air from outside the fan assembly is drawn by the air flow emitted from the mouth. The nozzle also includes a heater for heating the air flow upstream of the mouth. | 07-24-2014 |
| 20140363314 | Brushless Motor - A brushless motor includes a stator comprising a stator core with teeth protruding inwardly and windings wound on the teeth, and a rotor comprising a shaft, a rotor core fixed to the shaft, and a ring magnet fixed to the circumferential outer surface of the rotor core. The ring magnet includes a plurality of magnetic poles radially magnetized so that north poles and south poles are arranged alternately in the circumferential direction, boundary lines between adjacent magnetic poles being skewed by an angle α relative to an axis of the shaft. A plurality of grooves are formed in a circumferential outer surface of the rotor core. Each groove extends from one axial end to the other axial end of the rotor core, has a circumferential width smaller than each of the magnetic poles, and is covered by the ring magnet with a void formed between the groove and the ring magnet. | 12-11-2014 |
| 20150017028 | FAN ASSEMBLY - A fan assembly includes a base, a body including an air inlet, impeller and motor driving the impeller to draw an air flow through the air inlet, an air outlet and an interior passage conveying air to the air outlet and extending about an opening through which air from outside the fan assembly is drawn by air emitted from the air outlet. A motorized oscillation mechanism housed within the base oscillates the body relative to the base about an axis and includes a second motor, a drive member driven by the second motor, and a driven member which is driven by the drive member to rotate relative to the base about the axis. The body is mounted on the driven member for rotation therewith. Interlocking members retain the body on the driven member and serve to guide tilting movement of the body relative to the base about a tilt axis. | 01-15-2015 |
| 20150086390 | FAN - A fan assembly for generating an air flow within a room includes an annular casing which defines an interior passage. The interior passage includes an air inlet, and houses, downstream from the air inlet, an impeller and a motor for driving the impeller to draw an air flow through the air inlet and into the fan assembly. The interior passage also has an air outlet from which at least a portion of the air flow is emitted from the fan assembly. The annular casing defines a bore about which the interior passage extends and through which a secondary air flow from outside the fan assembly is drawn by the air emitted from the air outlet. | 03-26-2015 |
| 20150300376 | CLEANING DEVICE GENERATING TWO SUCTION FLOWS - A cleaning device includes an air flow generator for generating an air flow, which encompasses a first suction flow through a first suction line, which is arranged in flow direction of the air flow upstream of the air flow generator and which leads into a first collecting container, and a pressure flow in a pressure line, which is arranged in flow direction of the air flow downstream from the air flow generator. Using a Venturi nozzle, the air flow generates a second suction flow, which is separated from the first suction flow, through a second suction line, which leads into a second collecting container. | 10-22-2015 |
