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| Number | Title | Issue Date |
| 8142159 | Fan and motor thereof A fan includes a plurality of blades and a motor. The motor includes a hub and a shaft having an end connected to the hub, a bushing, a bearing, and an oil-sealing structure. The blades are connected with and surrounding around the hub. The bushing is for supporting... | 03/27/2012 |
| 8113781 | Fan, motor and bushing thereof A fan includes an impeller and a motor for driving the impeller to rotate. The motor includes a bushing and a rotating shaft penetrating through the bushing. The bushing includes a tube and at least one base connected with one end of the tube. An inner diameter of t... | 02/14/2012 |
| 8096774 | Turbocharger The invention relates to a turbocharger (15) comprising a bearing housing (7) which mounts a rotor shaft (12) and has a bearing-housing oil space (13); comprising a compressor housing which is connected to the bearing housing (7) a... | 01/17/2012 |
| 8066487 | Fan shaft seat structure A fan shaft seat structure including a shaft bushing and a heat dissipation member. The shaft bushing has an open end, a closed end and a, connection section. A receiving space is defined between the open end and the closed end. The connection section extends from t... | 11/29/2011 |
| 8057184 | Propeller blade bearing, especially for propeller blades of aircraft propellers that can be adjusted along their longitudinal axis The invention relates to a propeller blade bearing, for the propeller blades of aircraft propellers that can be adjusted along their longitudinal axis, a plurality of propeller blades being individually fastened on a propeller hub in a corresponding number of blade ... | 11/15/2011 |
| 7918649 | Double-row self-aligning roller bearing and device for supporting wind turbine generator main shaft A double-row self-aligning roller bearing includes left and right rows of rollers, arranged between an inner race and an outer race. A raceway surface of the outer race represents a spherical shape and the rollers have an outer peripheral surface following the shape... | 04/05/2011 |
| 7674094 | Electric fan with sealing lid An electric fan includes a fan base (10), a bearing (40) and a rotor assembly (20). The fan base forms a central tube (11) receiving the bearing therein. The rotor assembly includes a fan hub (22), and a pivot axle (23) join... | 03/09/2010 |
| 7654796 | Electric fan with bearing An electric fan includes a fan base (10), a bearing (40) and a rotor assembly (20). The fan base forms a central tube (11) receiving the bearing therein. The rotor assembly includes a fan hub (22), and a pivot axle (23) join... | 02/02/2010 |
| 7429160 | Flexible floating ring seal arrangement for rotodynamic pumps A floating ring seal arrangement for rotodynamic pumps comprises a flexible ring that is structured to fit within a circular channel formed by generally concentric grooves in the rotating and non-rotating elements of the pump, the ring further being sized to rest ag... | 09/30/2008 |
| 7413417 | Motor vehicle drive arrangement In a motor vehicle drive arrangement oil is supplied to a drive gear mechanism and other drive elements by an oil pump which is driven only by an electric motor and is arranged in a space in which one or more torque transmission devices such as a hydrodynamic torque... | 08/19/2008 |
| 7402023 | Sanitary mixing assembly for vessels and tanks Component parts for a mixing assembly adapted to be used with clean in place techniques. The component parts may include an impeller assembly, an adjustable hub assembly, and a steady bearing assembly. The bearing assembly may include a supporting structure having a... | 07/22/2008 |
| 7364403 | Lubricating system for a fan A lubricating system for a fan (10) includes a lubricant storage space (17) formed at an end portion of the fan for receiving lubricant therein. A lubricant temporary retaining space (145) is defined at the other end portion of the fan for tempo... | 04/29/2008 |
| 7360986 | System for blocking a main shaft of an engine having a fusible bearing A turbomachine including at least a first rotary assembly with a first shaft, a stator, and bearings secured to the stator and suitable for supporting the first shaft, one of the bearings being capable of giving way when an unbalance occurs in the first rotary assem... | 04/22/2008 |
| 7334981 | Counter-rotating gas turbine engine and method of assembling same A method for assembling a gas turbine engine that includes providing a low-pressure turbine inner rotor that includes a first plurality of rows of turbine blades configured to rotate in a first rotational direction, providing a low-pressure turbine outer rotor that ... | 02/26/2008 |
| 7331763 | Turbine disk A gas turbine section of a gas turbine engine, including a first stage turbine disk, a forward outer seal carried on the turbine disk and a forward shaft cooperating with the first stage turbine disk for transmitting torque generated by the turbine section to a comp... | 02/19/2008 |
| 7290987 | Impeller hub for torque converter A direct replacement impeller hub for the torque converter of an automatic transmission and a method of repairing an impeller assembly utilizing the replacement impeller hub to provide increased service longevity. In the present impeller hub the geometric roundness ... | 11/06/2007 |
| 7275533 | Pressure controller for a mechanical draft system Systems and method for controlling the flow of air through a mechanical draft system are disclosed herein. A pressure controller for controlling air pressure comprises an appliance controller configured to control the operation of a plurality of appliances, an intak... | 10/02/2007 |
| 7267528 | Plastic steel bearing for blade rotor shaft of cooling fan A bearing structure for the blade of cooling fan, comprises a hollow cylindrical body and an outward extended seat whose diameter is larger than the body. The seat has a recess at the bottom. The body forms a long cavity and upward flange. This bearing is placed in ... | 09/11/2007 |
| 7255929 | Use of spray coatings to achieve non-uniform seal clearances in turbomachinery The invention provides spray coatings to achieve circumferentially non-uniform seal clearances in turbomachines. In steam and gas turbines it is desirable to assemble the machines with elliptical seal clearances to compensate for expected casing distortion, rotordyn... | 08/14/2007 |
| 7244097 | Device for adjusting the angle of incidence of a rotor blade of a wind power installation A device for the targeted adjustment of the angle of incidence of a rotor blade (13) which is rotatably mounted, at the foot (14) thereof, on a hub (12) of a rotor (11) of a wind power installation (10). The device includes a geari... | 07/17/2007 |
| 7220099 | Sealing arrangement for a rotor of a turbo machine A sealing arrangement for a rotor of a turbomachine includes a blade (2), a heat shield (3, 4) and a sealing element (5, 6) for sealing between the blade (2) and the heat shield (3, 4) when the blade (2), heat shield (3, ... | 05/22/2007 |
| 7156707 | Marine propulsion system A marine propulsion system comprising a push rod (50) for adjusting the pitch of propeller blades (34). The push rod (50) has a screw-threaded bolt (60) engaged with a nut (78). The nut (78) carries a bevel gear (84) ... | 01/02/2007 |
| 7153101 | Pulling marine propeller A pulling marine propeller (1) including multiple propeller blades (4) attached to a propeller hub (5). The propeller hub (5) is attachable to a propeller shaft (9) extending from a drive housing (10) located downstream of t... | 12/26/2006 |
| 7150148 | Thrust receiving structure of torque converter cover A front cover 5 of a converter cover 4 is formed with a punched hole 12, a thrust bearing 13 having the same outer shape as that of the punched hole 12 is fitted to the punched hole 12, a bearing housing 14 is fitted ... | 12/19/2006 |
| 7118323 | Vertical tower fan A portable, vertical tower fan capable of generating a vertically oriented exhaust air stream that conforms better to a user at an elevation above a support surface. The device includes an vertically elongated housing, an air blower assembly located within the elong... | 10/10/2006 |
| 7118321 | Air cooled bearing An air cooled bearing comprising means for imparting a swirl component to the cooling air flowing toward the bearing. By imparting a swirl component to the cooling air the amount of work imparted on the cooling air by the rotating cage and rolling elements of the be... | 10/10/2006 |
| 7090550 | Propeller with variable geometry and method for varying geometry of a propeller The present invention broadly comprises a propeller having a blade assembly with a plurality of linking members operatively connected to change dimensions of the blade assembly as the linking members are moved with respect to one another. It further includes a blade... | 08/15/2006 |
| 7086842 | Turbocharger A turbocharger having a turbine wheel mounted to a seal boss at one end of a shaft and a compressor wheel mounted to the other end of the shaft. The seal boss includes an annular face angled relative to a radial plane extending through the shaft so that as the shaft... | 08/08/2006 |
| 7083385 | Axial flow fan motor An axial flow fan motor having an impeller molded integrally with a shaft from a synthetic resin. The shaft is easily assembled with a bearing arrangement by being brought into tight contact with the inner ring of the bearing arrangement and is reliably fixed theret... | 08/01/2006 |
| 7080973 | Fan seat and method for producing it A fan seat (30, 30′) includes a basis (31) with a vertical extending tubal portion (32) having a pair of flanges (33) integrally formed on opposite ends of an inner circumferential surface thereof, and a bearing set (34, 34′) l... | 07/25/2006 |
| 7077630 | Lubrication of a pitch angle adjusting device of a rotor blade of a windmill In accordance with the invention an apparatus for rotating a shaft of a rotor blade of a wind power installation relative to a hub of the wind power installation, comprising a bearing arrangement between the components and a gear drive for actuation of the rotary mo... | 07/18/2006 |
| 6991378 | Device for improving the lubrication of bearings, particularly in wind turbines For a bearing mounted between two concentric races rotating relative to each other, and forming an annular gap that accommodates the bearing and is closed by seals, at least one grease tube is provided between the periphery of one of the two races and the annular ga... | 01/31/2006 |
| 6966746 | Bearing pressure balance apparatus The present invention provides a method and apparatus for balancing the pressure across a front bearing in a compressor housing. The present invention may protect the bearing from lubricant migration by eliminating pressure differentials across the bearing. When a b... | 11/22/2005 |
| 6942394 | Bearing race support without distortion A race for a bearing, which is mountable to a mount, has an annular bearing surface with a center axis defining an axis of rotation for the bearing and mutually perpendicular radial and transverse directions relative thereto. The race also has a radial wall that is ... | 09/13/2005 |
| 6909948 | Accelerometer configuration The present invention provides a system and method for using the external accelerometer in an aircraft engine configuration as a backup accelerometer, in the event the internally located production accelerometer fails. The sensor location of the external acceleromet... | 06/21/2005 |
| 6893230 | Rotation support of heat-dissipation fan An improved structure for rotational support for a heat-dissipation fan is disclosed, comprising a hollow ceramic bearing passing through and concentric with the fan rotor and rotating with said rotor, a hollow ceramic support bearing fixedly mounted to the base of ... | 05/17/2005 |
| 6890159 | Air blower with fan unable to contact motor housing A relative movement of a fan 1 toward a motor 2, which is one of the relative movements of the fan 1 with respect to a rotating shaft 23, is restricted by an inner ring 221 of a radial bearing 22. Due to this, the relative m... | 05/10/2005 |
| 6846158 | Method and apparatus for varying the critical speed of a shaft A system is provided for changing the critical speed of a shaft that includes: a first shaft supported for relative rotational movement with respect to a stationary structure, a forward bearing disposed at the forward end of the shaft, an aft bearing disposed at the... | 01/25/2005 |
| 6837677 | Impeller sealing arrangement A seal arrangement for an impeller assembly, the impeller assembly including an impeller housing (34) adapted to receive a drive shaft. An impeller (10) is located within the impeller housing (34) and is adapted for connection to the drive shaft... | 01/04/2005 |
| 6835047 | Labyrinth seal adapter for marine propeller A seal adapter for reducing the escape of exhaust gases between an outboard motor and a propeller includes a substantially hollow cylindrical connecting member (71) having a shoulder (84) for dividing the connecting member (70) into a plurality ... | 12/28/2004 |
