Abstract: A distribution device for distributing bulk material with a distribution spout on a cardan suspension that has a first and a second gimbal member pivotable about two perpendicular suspension axes where a drive arrangement has a first and a second transmission mechanism for controlling pivotal motion of the distribution spout about the suspension axes and the drive arrangement has a further cardan joint, with a first part pivotable about a third axis and a second part pivotable about a fourth axis, and a rotary motor for driving a rotary drive shaft that is connected to the cardan joint by means of an articulated connecting arm such that the rotational position and the axial position of the drive shaft determine the pivotal position of the second part about the third and fourth axes respectively, where the transmission mechanisms transmit torque about the third and fourth axes from the cardan joint to the cardan suspension for pivoting the distribution spout about the first and second axes respectively.

Abstract: A composite continuous feeder is arranged above a growth furnace and comprises a primary feeder and a secondary feeder. The primary feeder includes a feeding chamber, a first material holder holding a plurality of material bits and an elevator mechanism. The elevator mechanism is coupled to the feeding chamber and first material holder, and used to lift or lower the first material holder in the feeding chamber. The secondary feeder includes a second material holder also holding a plurality of material bits, a buffering discharger and a material discharging guide tube. The buffering discharger is arranged at the outlet of the second material holder to receive the material bits output therefrom. The material discharging guide tube discharges the material bits into the growth furnace. By using the primary and secondary feeders, the invention can apply to mono-crystal and poly-crystal growth furnaces and effectively control material feeding amount and speed.

Abstract: Disclosed is an object feeder system configured for arrangement in a three dimensional scanner, the system comprising: an object feeder scanning plate assembly comprising a number of tracks, wherein each track adapted to hold at least one object holder, wherein said tracks are configured to extend within the plate assembly from a parking area towards a scanning area, and where each object holder is configured for retaining an object to be scanned in the scanner for obtaining a three dimensional representation of the object, and wherein the object feeder system further comprises means for moving the at least one object holder in the at least one track.

Abstract: Substrate transport systems, apparatus, and methods are described. The systems are adapted to efficiently put or pick substrates at a destination by rotating a boom linkage to a position adjacent to the destination and then independently actuating an upper arm link housing and one or more wrist members to put or pick one or more substrates at the destination wherein the wrist member is independently actuated relative to the forearm link housing and the motion of the forearm link member is kinematically linked to the motion of the upper arm link housing. Numerous other aspects are provided.

Abstract: An apparatus for the unloading of an open top railcar apparatus has a ramp with a top surface and a bottom surface, a leg member affixed to the ramp so as to support the bottom surface of the ramp a distance above an underlying surface, and a hanger affixed to one end of the ramp so as to be suitable for positioning into the open top of the rail car. The leg member has first arm affixed to the first side member, a second side member affixed to the second side member, and bar affixed to the arms and extending therebetween.

Abstract: A refuse collection vehicle has a container collection arm with a telescoping boom coupled with a refuse stowage unit of the vehicle. A grasping mechanism is coupled with an end of the boom. A rotary actuator couples the grasping mechanism with the boom to enable a waste container to be moved between a pick up position and a dump position.

Abstract: A hydraulic steering actuator system for a forklift with front and rear sections includes a hydraulic steering motor. The forklift front section includes a mast mounting a pair of fork blades and a pair of wheels. The forklift rear section mounts a pair of drive wheels. The forklift front and rear sections are connected by an articulated connection with a vertical rotational axis. The steering actuator motor driveshaft extends along the vertical rotational axis. First and second actuator mounting brackets are connected to the forklift front and rear sections respectively. One of the mounting brackets includes upper and lower locking assemblies locking the hydraulic steering motor driveshaft whereby torque applied to the steering motor is transmitted to the articulated connection for turning the forklift front section relative to the forklift rear section. The range of motion is preferably 180°-205° for accommodating side-loading operations from relatively high storage shelves.

Abstract: A robot includes a rotating electrical machine and a brake. The brake is configured to restrict rotation of the rotating electrical machine. The brake includes a brake plate, a plurality of pressing members, at least one biasing member, and an electromagnetic coil. The brake plate is configured to rotate integrally with a shaft of the rotating electrical machine. The plurality of pressing members are movable toward the brake plate and include a first pressing member and a second pressing member. The at least one biasing member is configured to bias the first pressing member and the second pressing member toward the brake plate using mutually different biasing forces. The electromagnetic coil is configured to, when current is on, electromagnetically attract the first pressing member and the second pressing member against the biasing forces of the at least one biasing member.

Abstract: Embodiments include a carton feeding system for feeding a plurality of cartons to a conveyor track, comprising a plurality of feeding devices, where each feeding device comprises a pick-up head with a plurality of vacuum cups, and an erecting finger pivotally suspended at the pick-up head, where the pick-up head has a pick-up position (P1) in which the holding plane of the pick-up head is positioned parallel to the folded carton blank that is to be picked up, and an insertion position (P2) in which the erecting finger is pivoted with respect to the holding plane of the pick-up head in such a way that the carton is opened, and where at least two cartons are inserted simultaneously into the conveyor track.

Abstract: According to one exemplary embodiment, a manipulator device includes a base, first and second linear slides, a drive link, a drive member, a driven member and an end effector. The elements of the manipulator device cooperate to constrain the end effector to rotate about a remote center of motion that is displaced from a proximal center of motion as the drive link moves a carriage of the second linear slide along an arcuate path.

Abstract: Pick and place tape release techniques and tools that allow thin, fragile semiconductor dies to be removed from wafer tape with reduced tape release forces applied to the semiconductor dies. For example, a method for removing semiconductor die from wafer tape includes mounting a wafer ring having wafer tape and one or more dies attached to the wafer tape, and aligning an ejector pin assembly under a target die to be removed from the wafer tape. The ejector pin assembly includes a vacuum housing, an ejector pin, a suction plate, and an aperture formed in the suction plate in alignment with the ejector pin. A vacuum is generated in the vacuum housing to draw the tape against a surface of the suction plate.

Abstract: Substrate transport systems, apparatus, and methods are described. In one aspect, the systems are disclosed having vertically stacked transfer chamber bodies. In one embodiment, a common robot apparatus services process chambers or load lock chambers coupled to upper and lower transfer chamber bodies. In another embodiment, separate robot apparatus service the process chambers and/or load lock chambers coupled to upper and lower transfer chamber bodies, and an elevator apparatus transfers the substrates between the various elevations. Degassing apparatus are described, as are numerous other aspects.

Abstract: A variable vane actuation system and method is disclosed herein. The variable vane actuation system includes a first ring member disposed for pivoting movement about a centerline axis. The first ring member is operably connected with at least one vane such that the at least one vane pivots in response to the pivoting movement of the first ring member. The variable vane actuation system also includes a first pin engaged with the first ring member. The variable vane actuation system also includes a ring moving device operably engaged with the first pin to move the first ring member about the centerline axis. The ring moving device includes at least one plate having a first slot and an actuator operable to move the at least one plate. The first pin is received in the first slot and is a cam follower to a cam defined at least in part by a surface of the first slot.

Abstract: The present application provides a variable stator vane control system. The variable stator vane control system may include a variable stator vane positioned by an actuator and a trimmer motor, a resolver to determine a position of the variable stator vane, and a controller in communication with the resolver, the actuator, and the trimmer motor to prevent over travel of the variable stator vane.

Abstract: A method for controlling a compressor that includes a compressor element, whereby during a transition from full load or partial load to zero load, a process A is followed that involves: (1) reducing the inlet pressure; and (2) reducing the speed and/or the drive torque. During a transition from zero load to part load or full load, a process B is followed that involves: (3) increasing of the speed or drive; and (4) increasing the inlet pressure.

Abstract: A sealing system that self-adjusts according to atmospheric conditions is disclosed. The sealing system includes an annular seal casing mounted on a stationary component, the annular seal casing positioned such that a rotating component extends therethrough, at least one annular sealing agent configured to radially move with respect to the rotating component between a sealed position and an unsealed position, at least one sensor for gathering atmospheric data, and at least one micro-mechanism configured to control the at least one annular sealing agent based on the atmospheric data.

Abstract: A turbine includes a rotor, a fluid bearing for rotatably supporting the rotor, an air supply conduit system for supplying air towards the fluid bearing, a discharge conduit system for discharging a portion of the supplied air and a control system arranged to change an amount of air discharging through the discharge conduit system based on a running condition of the turbine.

Abstract: A machine includes a rotor supported to rotate about a rotational axis and an actuator arranged to act on the rotor and control a position of the rotor about the rotational axis. A bladed turbomachine wheel is coupled to the rotor and has blade tips that pass closely to an adjacent, non-rotating surface. A sensor is adjacent to the turbomachine wheel and arranged to sense the blade tips and output a position signal representative of the position of blade tips relative to the sensor. A controller is coupled to the sensor and the actuator and is adapted to receive the position signal from the sensor and generate and send a control signal to the actuator to control the position of the rotor based on the position signal from the sensor.

Abstract: This invention provides a compression apparatus capable of flexibly responding to a change in service condition. The compression apparatus comprises a compressor main body for housing rotatively driven rotors, an intake channel connected to an intake port of the compressor main body and equipped with a suction adjusting valve, a discharge channel connected to a discharge port of the compressor main body and equipped with a discharge pressure sensor, a revolution speed setting unit for causing a rotor to have a revolution speed that matches a set number of revolutions, a valve controlling unit for controlling the suction adjusting valve based on a discharge pressure detected by the discharge pressure sensor in such a manner that a pressure of the discharge channel is maintained at a set pressure, and a controller for defining the set number of revolutions and the set pressure based on a condition selected by a user.

Abstract: A turbine includes a plurality of stacked disks, each disk comprising an opening in the center of the disk, which forms a central flow chamber. The turbine further includes a first disk that is coupled to a bottom of the plurality of stacked disks. The first disk does not have an opening in the center like the stacked disks. There is a plurality of disk spacers positioned between one or more of the plurality of stacked disks, thereby creating flow channels between the disks. The flow channels extend from an outside perimeter of the stacked disks to the central flow chamber. A tapered armature is coupled to the first disk and positioned within the central flow chamber, and a fluid collection unit is in communication with the outside perimeter of the stacked disks.

Abstract: An apparatus for measuring turbine rotor-to-stator clearances and a method for assembling a turbomachine based on the measured clearances are disclosed. In an embodiment, at least one clearance sensor is inserted into a stator of a turbomachine. Using the sensor, tops-on clearance between a rotor blade tip and an inner surface of a stator is measured while an upper stator shell, a rotor, a lower stator shell are assembled together; and a tops-off clearance is measured while the lower stator shell and a rotor are assembled together. A tops-on/tops-off shift, i.e., a difference between the tops-on clearance and the tops-off clearance, is determined. The turbine can be assembled by adjusting a relative position of the rotor and stator to account for the tops-on/tops-off shift.

Abstract: This invention embodies a description of a “flat-disk radial flow turbine engine”, the “Internal Combustion Boundary Layer Turbine Engine” (BLTE), which is scalable in size and can provide high, medium or low power outputs respectively. The BLTE provides these outputs at much higher efficiency than that of a reciprocating engine or a conventional radial flow turbine engine. This engine offers simple and inexpensive construction with commonly available machine tools. This engine offers the light weight and high power output capability of a continuous burn turbine engine with reduced exhaust flow and reduced emissions. The BLTE application of differentially sized flat blades solves the problem of internal combustion and multi-stage operation for this new category of engine.

Abstract: A centrifugal pump that comprises a casing in which an impeller is arranged. The impeller has a back side that faces a back plate of the centrifugal pump, and one or more vanes for pumping the fluid. The back side of the impeller comprises a segmented scraper for scraping from the back plate material that has been deposited from the fluid. The segmented scraper comprises multiple protrusions, wherein each protrusion of the multiple protrusions is facing the back plate, and an aggregated radial extension of the protrusions equals a radius of the impeller within an interval of ±10%, ±25% or even up to ±40%.

Abstract: Provided is a turbocompressor (4) having a drive part (12) generating rotational power, an impeller (22a) to which the rotational power of the drive part (12) is transmitted to rotate, a plurality of gears (31, 32) transmitting the rotational power of the drive part (12) to the impeller (22a), and a drive part casing (13) in which the drive part (12) is installed. This turbocompressor (4) includes an impeller casing (22e) installed around the impeller (22a), and a gear casing (33) configured to be formed independently of the impeller casing (22e) and the drive part casing (13), to couple the impeller casing (22e) and the drive part casing (13), and to form an accommodation space (33a) in which the plurality of gears (31, 32) are accommodated. With this configuration, in manufacturing the turbocompressor, a working process can be simplified and working labor and cost can be reduced.

Abstract: The invention relates to an exhaust-gas turbocharger (1) having a bearing housing (9); having a turbine housing (2) which is fastened to the bearing housing (9); and having a heat shield (12) which has a heat insulating region (13) arranged between the turbine housing (2) and the bearing housing (9), wherein the heat insulating region (13) is provided, in its outer circumferential region (14), with a seal (15).

Abstract: A stator. The stator may be used in a supersonic compressor that utilizes a rotor to deliver a gas at supersonic conditions to the stator. The stator includes a plurality of aerodynamic ducts that have converging and diverging portions, for deceleration of gas to subsonic conditions and then for expansion of subsonic gas, to change kinetic energy of the gas to static pressure. The aerodynamic ducts include structures for changing the effective contraction ratio to enable starting even when the aerodynamic ducts are designed for high pressure ratios, and structures for boundary layer control.

Abstract: A turbine assembly is provided. The turbine assembly includes an inner turbine casing and an outer turbine casing radially outward from the inner turbine casing, the outer turbine casing including an aperture extending therethrough and a support assembly extending through the aperture, the support assembly externally adjustable outside of the outer turbine casing to adjust the inner turbine casing relative to the outer turbine casing.

Abstract: A compressor housing is provided with a scroll piece that includes a cylindrical intake port forming section that forms an intake port, a scroll wall surface forming section that forms an air-intake side wall surface of a discharge scroll chamber, and a scroll outer circumferential section that covers an outer circumferential side of the discharge scroll chamber; a shroud piece that includes a cylindrical shroud press fitted section press fitted into the intake port forming section, and a shroud wall surface forming section that forms an inner circumferential side wall surface of the discharge scroll chamber and also forms a shroud surface that opposes an impeller and a diffuser surface; and an outer circumferential annular piece that includes an outer circumferential annular press fitted section that is press fitted inside the scroll outer circumferential section, and an outer circumferential annular wall surface forming section that forms an outer circumferential side wall surface of the discharge scroll ch

Abstract: A centrifugal fan is provided. The centrifugal fan includes a housing, a driving device, and blades. The housing includes a circular base and at least two struts. Each of the struts physically connects the circular base and the remainder of the housing, and each of the struts includes two peripheral edges. The driving device is placed on the circular base. Each of the blades has an arc shape and the blades are located in the housing. The driving device rotates the blades. The two peripheral edges of each of the struts form orthogonal curves with the blades.

Abstract: A centrifugal fan module, a heat dissipation device having the same and an electric device having the heat dissipation device are provided, in which the heat dissipation device includes a fin module and a centrifugal fan module including a volute-shaped frame and a centrifugal fan pivoted in the volute-shaped frame. The volute-shaped frame includes an air inlet, a larger air outlet and a smaller air outlet. The air inlet and the smaller air outlet are both on the same surface of the volute-shaped frame. The larger air outlet is coupled to the fin module. The smaller air outlet is arranged correspondingly to a maximum wind-speed flowing path of the centrifugal fan.

Abstract: A gas turbine engine is provided, which comprises an outlet guide vane provided downstream of a compressor; an outer casing supporting a radially outward part of the outlet guide vane; and an inner diffuser supporting a radially inward part. The outlet guide vane includes a radially inward inner flange; a projecting part projecting radially inward from the inner flange; and an engagement part protruding to one side in an axial direction of the projecting part. The inner diffuser includes a smaller-diameter part having a smaller outer diameter than the other part located upstream. The inner diffuser is provided with an engagement groove extending to one side in the axial direction from an outer peripheral surface of the smaller-diameter part or a region in the vicinity thereof. The engagement part is inserted into the engagement groove with a gap between the engagement part and groove.

Abstract: Apparatus, including a vertical double-suction pump, is provided featuring a pump casing and a double suction impeller arranged therein on a shaft. The pump casing has a pump casing wall. The double suction impeller has upper and lower shrouds with metal rims configured to form upper and lower isolating annuli between the double suction impeller and the wall of the pump casing in order to impede a recirculation flow from an impeller discharge to be able to act of the upper and lower shrouds and create a controlled axial thrust load from differentiated hydraulic pressure on the upper and lower shrouds. The upper and lower isolating annuli may also be geometrically varied between the upper and lower shrouds of the double suction impeller to create a pressure differential in a direction parallel to an axis of rotation of the double suction impeller.

Abstract: Systems and method for generating reliable renewable energy using mass airflow generated from subterranean locations, such as the movement of railcars (for example, trains, both passenger and cargo) inside an underground tunnel are provided. Micro mass airflow collection equipment (MACE) units may be strategically placed in the underground tunnels and may be used to generate AC or DC power from the mass airflow created by the movement of the trains. The electricity generated from the MACE units can then be used, for example, for propulsion power to reduce the amount of electricity required to be purchased from other sources, such as the local utility company, thereby reducing costs and demand on power generation from non-renewable sources.

Abstract: Apparatus is provided featuring a casing assembly, a shaft and an integral bellows type mechanical face seal. The casing assembly has an enclosing tube configured to house a stationary bearing and to contain lubricating oil. The shaft is configured to rotate in relation to the stationary bearing, the shaft having a rotating seal with a rotating sealing face.

Abstract: A method of making a porous bushing for an impeller shaft of a heat dissipation fan, includes: compacting a porous body-forming material in a mold to form a green body that has a shape conforming to the porous bushing; and sintering the green body to form the porous bushing. A heat dissipating fan incorporating the porous bushing is also disclosed.

Abstract: According to one aspect of the invention, a turbine airfoil includes a platform and a blade extending from the platform. The airfoil also includes a slot formed in a slashface of the platform, the slot being configured to receive a pressurized fluid via passages and configured to direct the pressurized fluid to a selected region of the turbine airfoil to improve airfoil life.

Abstract: A disclosed example self-contained counter rotating turbo prop system includes a power generating system that produces electric power for a de-icing system. A bearing/generator assembly includes a plurality of permanent magnets and coil assemblies separated by an air gap. Relative rotation between first and second parts of the bearing/generator assembly provides for the generation of electric power utilized to drive the heating elements mounted to the propeller blades.

Abstract: A rotor stage is provided which comprises a shank passage for separating liquid from secondary air system (SAS) air. The shank passage is formed between a radially outer surface of a disc post, a radially inner surface of one or more blade platforms, and the shanks of two neighbouring blades. In use, SAS air is supplied to the shank passage. Any liquid, such as oil, is separated from the SAS air due to the centripetal acceleration of the rotation of the rotor disc. The separated oil can then flow, or seep, past the blade platform and into the working fluid. The remainder of the SAS air passes through a hole in a sealing plate at the downstream end of the rotor stage, thereby providing SAS air with a lower liquid content for use downstream of the rotor stage.

Abstract: A vertical wind turbine to catch the wind force characterized by its system of aerodynamic panels are provided with blades fixed into horizontal axis that open and close simultaneously and symmetrically upward and downward due the gears like the butterfly wings rotated by 90° of its normal position, it is like opens an umbrella horizontally to receive on one side the wind buoyancy or pressure and in the other side close by the action of the wind. The top and bottom blades works as counterweight one to another both to open and close (flatness) which makes your weight null in relation to the effort of wind to open or close them independent of the self-weight of the blades what propitiate the maximum use of the wind force in the traction side without loss to the return of the blades to the traction position driving a vertical axis.

Abstract: Adjustment system for the pitch angle of a wind turbine, which wind turbine includes an axis of rotation that is horizontal or at a small angle with respect to the horizontal plane, and a rotating hub to which the blades are connected in a manner allowing their slewing, in which system an adjustment arrangement is arranged inside the hub and/or shaft. The arrangement includes a drive device moving in the direction of the axis of rotation as well as an adjustment cylinder apparatus or corresponding for moving it. Rod-shaped control parts for each blade are connected in a hinged manner to the drive device. The control parts are connected to the butt part of each blade such that the pitch angle can be adjusted by shifting the drive device.

Abstract: A wind power generator having a nacelle, which is mounted to an upper end of a support tower, supports in rotary manner a rotor, and is oriented around a rotation axis by an orienting device provided with at least one gearmotor. The gearmotor presents an output gear coupled with a crown gear fixed to the support tower and is hinged to the nacelle so as to rotate around a fulcrum axis, which is substantially parallel to the rotation axis under the thrust of an actuation device.

Abstract: A self-contained counter rotating turbo prop system is driven by a gas turbine engine through a reduction gearbox. A gear train housed separate from the reduction gearbox provides the counter-rotation of a first and second pluralities of propeller blades. The entire counter-rotating propeller system is disposed within cowlings and is separate from the gas turbine engine and reduction gearbox. The example counter rotating propeller system includes a collective blade angle actuation system that provides for adjustment of blade angle of both the first and second plurality of propeller blades with a single actuator.

Abstract: An aircraft propeller taper bore insert apparatus includes an outer surface, the outer surface dimensioned and configured to fit within an aircraft propeller taper bore or an aircraft propeller balancing tube, and an inner surface, the inner surface defining an inner cavity configured to receive a balancing medium, the inner surface comprising a plurality of retention formations arranged thereon, and the plurality of retention formations being configured to support the balancing medium.

Abstract: A dual direction axial fan is provided and includes a body having a retention assembly and being rotatable in first or second directions, a blade being retained by the retention assembly such that the airfoil section extends from the body with the blade assuming first, second or third orientations and a switching mechanism coupled to the retention assembly to urge the blade to assume the second or the third orientation when the body rotates in the first or the second direction, respectively.

Abstract: A folding blade assembly for a mobile wind turbine system is disclosed that includes a hub configured to be coupled to a generator and a blade coupled to the hub with a movable joint. The movable joint includes a first member coupled to the hub and including an aperture, a second member coupled to the blade and including an aperture, and a pin extending through the apertures of the first and second members such that the second member is movable relative to the first member about the pin. The movable joint further includes a lock coupled to the first member and the second member and having an engaged position and a disengaged position, where the second member is movable relative to the first member when the lock is in the disengaged position.

Abstract: The invention relates to a rotary connection of a rotor blade (2) to the rotor hub (3) of a wind energy plant, having a rotary mounting which is configured as a large anti-friction bearing (4) with a bearing inner ring (5) and a bearing outer ring (6), one bearing ring (5) of which rotary mounting is connected to the blade root (8) of the rotor blade (2), and the other bearing ring (6) of which rotary mounting is connected to the rotor hub (3), and having a blade-angle adjustment means which is configured as a gearwheel mechanism with a crown gear (15) which is embodied in sections and with a pinion which is connected to the drive shaft of an actuating motor, the crown gear (15) of which blade-angle adjustment means is arranged on one bearing ring (5), and the actuating motor of which blade-angle adjustment means is fastened to the component (3); which is connected to the other bearing ring (6).

Abstract: A centrifugal impeller for a turbomachine is provided. The centrifugal impeller comprises a plurality of aerodynamic vanes, each of the aerodynamic vanes having internal walls on which is associated a fabric element.

Abstract: A rotor for a gas turbine engine includes a plurality of turbine blades extending radially outwardly of a rotor body. A plurality of purge blades are positioned to rotate with the rotor body, and to drive air radially outwardly toward the turbine blades.

Abstract: A turbomachine component includes a turbine stator nozzle member having an airfoil core shape. The airfoil core shape includes a nominal profile substantially in accordance with Cartesian coordinate values of X, Y, and Z set forth in TABLE 1, and wherein X and Y are distances in inches which, when connected by smooth continuing arcs, define airfoil profile sections at each distance Z in inches, the profile sections at the Z distances being joined smoothly with one another to form a complete airfoil core shape.

Abstract: A system includes a turbine. The turbine includes a first turbine blade comprising a leading edge, a blade platform coupled to the first turbine blade, and a protrusion disposed on the blade platform adjacent the leading edge of the first turbine blade. The protrusion is configured to increase a first static pressure of a cooling flow near the leading edge above a second static pressure of a hot gas flow near the leading edge.