Abstract: A ceiling fan positioning structure includes a fixing frame, a decoration casing, a plurality of retaining mechanisms and a plurality of convex posts. The convex posts are disposed on the fixing frame and the retaining mechanisms are fixed on the decoration casing; alternatively, the convex posts are disposed on the decoration casing and the retaining mechanisms are fixed on the fixing frame. In addition, each retaining mechanism has a base seat and an elastic plate, the base seat has a channel and a chamber for receiving the elastic plate. Therefore, each convex post is received in the channel of each base seat. When the decoration casing is rotated, each convex post is moved into each chamber. When the decoration casing is rotated to a predetermined position, the position of each convex post is limited in each chamber by the elastic force of each elastic plate.

Abstract: A gas turbine engine annular turbine casing having an annular shell, axially spaced apart forward and aft flanges extending radially outwardly from the shell, forward and aft case hooks depending radially inwardly from the annular shell, and an axially curved surface at an outer diameter of the aft flange. The axially curved surface may be a semi-spherical surface. The forward and aft case hooks may be located axially near or at the forward and aft flanges respectively. A circular row of holes may be axially disposed through the aft flange circumscribing the central axis and radially located between the outer diameter of the aft flange and the annular shell. An annular manifold spaced radially outwardly of the shell forming an annular space between the manifold and the shell and having impingement holes disposed through the manifold may be used for impinging cooling air on the axially curved surface.

Abstract: In certain embodiments of the present disclosure a turbine casing assembly is described. The turbine casing assembly includes an inner casing and an outer casing surrounding the inner casing. The outer casing includes a first outer casing section and a second outer casing section that join together along a flange. Two bolts extend through the flange and join together the first outer casing section and the second outer casing section. A pin having a first segment having a first diameter and a second segment having a second diameter extends through the inner casing and the outer casing and supports the inner casing relative to the outer casing. The pin has a first diameter that is greater than the second diameter and is located between the two bolts along the axis of the flange.

Abstract: In certain embodiments of the present disclosure, a turbine casing assembly is described. The turbine casing assembly includes an inner casing and an outer casing surrounding the inner casing. The outer casing has a first outer casing section and a second outer casing section that join together along a flange. A bolt extends through the flange and joins together the first outer casing section and the second outer casing section. The turbine casing assembly further includes a pin. The pin has a segment defining an opening therethrough. The pin extends through the inner casing and the outer casing and supports the inner casing relative to the outer casing. The bolt passes through the opening defined by the pin.

Abstract: A fabricated engine case has a plurality of circumferentially spaced struts radially extending between an outer case and an inner case. A mount apparatus is affixed to the outer case of the engine case. The mount apparatus is a mount base radially spaced apart from a circumferential skin of the outer case and a load bearing member extending radially inwardly to connect the mount base to an outer end of one of the struts.

Abstract: A fan assembly includes a chassis and a fan bracket secured in the chassis. The chassis has a bottom wall. The fan bracket includes a first sidewall and a second sidewall perpendicular to the bottom wall, and it is configured for securing the fans. A securing flange extends from an edge of the first sidewall, and is secured to the bottom wall of the chassis. A plurality of securing slots is defined in the securing flange. A plurality of first members engages in the securing slots and isolates the bottom wall of the chassis from the securing flange.

Abstract: A nacelle assembly for a gas turbine engine includes an integrated afterbody mount case. The integrated afterbody mount case includes an outer ring and a plurality of spokes that extend radially inwardly from the outer ring. The outer ring includes a radially outer surface and a radially inner surface. The plurality of spokes are circumferentially disposed about the radially inner surface and extend radially inwardly from the radially inner surface.

Abstract: A tie rod includes a gusset which extends between a rod and a base.

Abstract: A turbine shroud segment is metal injection molded (MIM) about a core to provide a composite structure. In one aspect, the core is held in position in an injection mold and then the MIM material is injected in the mold to form the body of the shroud segment about the core. Any suitable combination of materials can be used for the core and the MIM shroud body, each material selected for its own characteristics. The core may be imbedded in the shroud platform to provide a multilayered reinforced platform, which may offer resistance against crack propagation.

Abstract: A turbine housing of an exhaust gas turbocharger includes an outer casing and a rotor casing which is arranged in the outer casing and includes a tubular neck for engagement in an exhaust pipe to conduct exhaust gas from the neck in a direction of an exhaust flange. The exhaust pipe is hereby coupled to the rotor casing for relative movement there between. A sealing ring is arranged between the neck and the exhaust pipe, wherein the neck has one end provided with at least one outwardly directed projection defined by an outer diameter which is greater than an inner diameter of the sealing ring. Fabrication of the turbine housing is realized by pushing the sealing ring over the neck, and inserting an expanding mandrel into the neck to widen the neck.

Abstract: An apparatus for supporting a turbine section is disclosed. The apparatus includes a support structure and an attachable gib. The attachable gib has a first end configured to couple to the support structure and a second end configured to couple to the turbine section to transfer a load of the turbine section directly to the support structure to support the turbine.

Abstract: An apparatus for fixing a fan on a specific surface is disclosed, which comprises: a bracket, formed with a hollow section; a plurality of side panels, disposed on the specific surface as an array while enabling each side panel to be disposed perpendicular to the specific surface and the bracket; a first clamping piece; and a second clamping piece. The fan is sandwiched between any two neighboring side panels while enabling an end of the fan module where the first clamping piece is mounted to face toward the hollow section. The first clamping piece is configured with a spring that is capable of moving relatively to the fan so as to enable a first protrusion formed on the spring to inset into the hollow section when the spring is moved to a first position, and detach from the hollow section when the spring is move to a second position.

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: A fan fixing device for fixing fan units includes two parallel first sidewalls, two parallel second sidewalls, and a number of fixing members. Each first sidewall defines a number of vent ports and includes a vertical plate, a lower plate, and an L-shaped engagement member. The lower plate and the engagement member are positioned at opposite sides of the vertical plate. The second sidewalls are connected between the first sidewalls. The second sidewalls and the first sidewalls cooperatively form a receiving room. The fixing members engage with between the engagement members of the first sidewalls, the fixing member is configured for securing the fan units to the two first sidewalls in the receiving room.

Abstract: A system for installing and extracting a flowing water turbine below the surface of the water includes a flow inducer assembly for improving the conversation of the kinetic energy of a waterway to mechanical energy. The flow inducer assembly includes a nozzle that may be shaped as a cowling and a outlet diffuser. The system may be useful in a number of settings, including, but not limited to, streams, rivers, dams, ocean currents, or tidal areas that have continuous or semi-continuous water flow rates and windy environments.

Abstract: A fixing apparatus includes two receiving boxes, and a plurality of elastic members. The receiving boxes are covered to each other, to receive a fan. The plurality of elastic members is correspondingly fixed to the receiving boxes, to support the fan and separate the fan from the receiving boxes. When the fan operates, the plurality of elastic members absorbs vibration produced by the fan, and protects the fan from vibrating against the receiving boxes.

Abstract: Certain embodiments of the invention may include systems, methods, and apparatus for modifying a turbine casing. According to an example embodiment of the invention, a method is provided for modifying a turbine casing. The method can include providing one or more casing retention pin bores in the turbine casing; inserting a retention pin in the one or more casing retention pin bores; providing one or more patch ring segments configured to be radially constrained by at least a portion of the turbine casing and further configured to slide circumferentially in cooperation with at least a portion of the turbine casing, wherein the one or more patch ring segments comprise at least one retention pin locking bore; installing the one or more patch ring segments in the turbine casing to radially constrain the one or more patch ring segments; and engaging the retention pin in the at least one retention pin locking bore to circumferentially constrain the one or more patch ring segments to the turbine casing.

Abstract: An aircraft nacelle includes a first conduit for an air inlet and a second conduit for an engine, arranged end to end and connected by an annular flange, attached to the air inlet, and an annular flange, attached to the engine. The annular flanges are connected by a plurality of passage holes in the annular flanges and arranged in line with each other. Rods are housed in the passage holes. For at least one rod, the passage hole of one of the annular flanges has a diameter greater than the diameter of the rod allowing the rod to move in case of deformation of one of the two conduits. An angle profile is inserted between the rod and a cylindrical portion adjacent to the annular flange and. is connected to the adjacent cylindrical portion through the intermediary of at least one means for absorbing eventual deformations in radial direction.

Abstract: A device for fixing two fans includes a chassis, a limiting member mounted in the chassis, and a blocking member. A receiving space is bounded by the chassis and by the limiting member. The blocking member is sandwiched between the fans, and includes two angled plates which may concertina towards or away from each other as the fans are repositioned to seal the space between the fans.

Abstract: A fan includes an impeller comprising a hub and a plurality of blades, and a housing receiving the impeller and comprising a first frame having a side wall and an inlet, and a second frame having a side wall and an outlet, wherein an inner surface on a periphery of the inlet is a smooth curved surface. The first or second frame has at least one side hole disposed at the side wall of the first or second frame.

Abstract: An electronic device is provided. The electronic device includes a mechanism, a circuit module and a fixing element. The circuit module is disposed inside the mechanism. The circuit module includes a circuit board and a fan. The circuit board has at least one edge and a fixing hole. The fan has a first lateral side and a second lateral side. The first lateral side has a first hook buckled on the edge. The second lateral side has at least one screwed board, wherein the screwed board has a screwed hole. The fixing element is screwed on the screwed hole and the fixing hole to screw the fan on the circuit board.

Abstract: A mounting apparatus for a fan includes a plate and a frame. The plate includes a venting portion. A number of locking holes and an engaging hole are defined in the plate, surrounding the venting portion. The frame includes a main body and a resilient portion extending from a side of the main body. An airflow opening is defined in the main body aligned with the venting portion of the plate. A number of hooks extend from the main body, around the airflow opening, to be engaged in the corresponding locking holes of the plate. A bulge protrudes out from the resilient portion to be engaged in the engaging hole.

Abstract: An alignment assembly for mounting and aligning an inner shell within an outer shell is disclosed. The alignment assembly generally includes a first bushing and a second bushing configured to be received within at least one of an arm extending radially between the inner and outer shells and a boss of the outer shell. The first bushing may generally have an eccentric configuration and the second bushing may include an eccentric portion extending within the first bushing. Additionally, the alignment assembly may include a connection member extending within at least one of said first bushing and said second bushing.

Abstract: A gas turbine engine mid turbine frame apparatus includes a an inner case supporting a bearing, an outer case to which the inner case is mounted, and an apparatus for radially positioning one relative to the other, the apparatus including a plurality of radial locators extending outwardly of the outer case and an associated locking apparatus. The locking apparatus is mounted adjacent to but independent of the locators and provides for anti-rotation of the radial locators once installed.

Abstract: A heat dissipating device includes a heat dissipating element and a bracket. The bracket includes a first fixing portion and a second fixing portion. The first fixing portion is to fix the heating dissipating element. The second fixing portion is movably mounted to the first fixing portion. The second fixing portion is configured to fix the bracket to another apparatus to adjust a distance between the heat dissipating element and the apparatus.

Abstract: A gas turbine engine includes a low pressure compressor section and a high pressure compressor section. A low pressure turbine drives the low pressure compressor section. A gear arrangement is driven by the low pressure turbine to in turn drive a fan section. A pressure ratio across the low pressure compressor section is between about 4-8, and a pressure ratio across the high pressure compressor section is between about 8-15. In a separate feature, a compressor case includes a front compressor case portion and a rear compressor case portion, with the rear compressor case portion being axially further from an inlet case than the front compressor case portion. A support member extends between the fan section and the front compressor case portion.

Abstract: Embodiments include a system having a turbine support key having a set of key segments selectively stackable together in a plurality of combinations to adjust a thickness between turbine supports based solely on a selection of the key segments from the set.

Abstract: The anti-Sudden infant death syndrome baby fan is a portable fan that can attach to a baby crib in order to provide air movement across an infant in order to prevent the likelihood of sudden infant death syndrome. The portable fan comprises a housing, foam blades, rubber mat, knob, ON/OFF switch, and battery compartment. The inclusion of foam blades is a safety design in that foam blades will not inflict any substantive injury to anyone who touches said blades while in motion, i.e. the infant. The portable fan can also be integrated into the design of a crib mobile in order to circulate air from above the crib.

Abstract: A windpower generator apparatus having a rotor with an axis of rotation placed in a frame adapted to a ridge of a roof. The frame has a pair of deflectors suitable for focusing air flow toward the rotor. Each of the deflectors has a pair of side walls, an upper wall and a lower wall defining a tunnel narrowing toward the rotor. The pair of deflectors having parts respectively at the upper walls and the lower walls so as to conform to a slope of the roof and to maintain a same ratio between openings at opposite ends of the deflectors.

Abstract: A gas turbine engine includes a fan section, a gear arrangement configured to drive the fan section, a compressor section and a turbine section. The compressor section includes a low pressure compressor section and a high pressure compressor section. The turbine section is configured to drive compressor section and the gear arrangement. An overall pressure ratio, which is provided by a combination of a pressure ratio across said low pressure compressor section and a pressure ratio across said high pressure compressor section, is greater than about 35. The pressure ratio across the high pressure compressor section is between about 7 and about 15, and a pressure ratio across the fan section is less than or equal to 1.45.

Abstract: An exemplary heat dissipation fan includes a rotor and a stator. The stator includes a stator core. The rotor is rotatably mounted around the stator. The rotor includes a hub and a magnet ring received in the hub. The hub includes a top wall and a peripheral side wall depending from the top wall. The magnet ring is attached to the side wall and surrounding the stator. The magnet ring has a larger thickness as measured in a radial direction at a first end which is far away from the top wall than a second end which is adjacent to top wall, such that an attracting force formed between the first end of the magnet ring and the stator core is larger than that formed between the second end of the magnet ring and the stator core.

Abstract: Implementations of an enhanced axial air mover system address various issues such as drying performance, transportability, storage, use, and assembly. Some implementations include ergonomic positioning of a carrying handle relative to positioning of a fan-assembly to make the system easier to carry. Enclosures with variable diameter profiles increase air flow performance. A floor edge allows for flush positioning of the air mover's outlet to improve flow of air. Various supports and engagement members allow for horizontal and/or vertical engagement of a plurality of the air movers for storage or increased air moving capacity for a given application. An alignment guide assists with positioning of the air mover with respect to a room wall to enhance air flow within the room. A cord retaining system provides an enhanced approach for securing the air mover's electrical cord. Grill guards have slotted ends to assist with assembly of the air mover.

Abstract: A fan module includes a cooling fan, a support rack, and four fasteners fixing the cooling fan to the support rack. The fasteners are vibration-resistant material, and are disposed between the support rack and the cooling fan, and below the cooling fan.

Abstract: A serial axial fan includes first and second axial fans. Each of the first and second axial fans includes a base portion and a plurality of support ribs arranged to connect the base portions to housings. The first and second axial fans are coupled together with the base portions thereof either in contact with or in close proximity to each other. Each of the support ribs in each of the first and second axial fans extends over both housings of the first and second axial fans.

Abstract: A composite structure (10), which may be a 2-dimensional ceramic matrix composite material, may include a first body (30) made of a composite material defining a first in-plane direction, a second body (20) made of a composite material defining a second in-plane direction wherein the first body (30) is connected with the second body (20) so that the first in-plane direction is substantially normal to the second in-plane direction. The second body (20) of the composite structure may include a first leg (24), a first bolting surface (22) extending from the first leg (24) and at least one aperture (56) formed in the first bolting surface (22) substantially normal to the second in-plane direction. A first recess (32) may be formed within the first body (30) sized to receive the first leg (24).

Abstract: A fan apparatus includes a blower defining an air outlet at a lateral side thereof, an annular guiding rail and a fastener connecting the blower with the guiding rail. The guiding rail defines an annular groove therein. One end of the fastener is received and slidable in the groove of the guiding rail, whereby the fastener can slide in the groove along a circumferential direction of the guiding rail. The other end of the fastener is connected with the blower, and thus the blower is rotatable with respect to the guiding rail such that an orientation of the air outlet of the blower can be easily regulated.

Abstract: A gas turbine engine has a rear mounting assembly incorporating a mounting apparatus attached to a bypass duct wall with a link device for transferring core portion related inertia-induced loads, from an MTF of the core portion in a short circuit across an annular bypass air passage to the bypass duct wall.

Abstract: A compressor case support arrangement for a gas turbine engine includes a fan section having a central axis and a compressor case for housing a compressor. An inlet case guides air to the compressor. The compressor case is positioned axially further from the fan section than the inlet case. A support member extends between the fan section and the compressor case. The support member restricts movement of the compressor case relative to the inlet case. The support member is positioned axially further from the fan section than the plumbing access area.

Abstract: A turbocharger has a housing with at least one section that is divided in the longitudinal direction into at least two housing halves.

Abstract: A support arrangement is provided for an inner casing of a turbine having an inner casing with upper and lower sections secured together along a first interface lying substantially in a horizontal plane containing a longitudinal centerline of a turbine rotor. An outer shell substantially encloses the inner casing, and in the inner casing is supported directly on an external foundation at a mounting location below the longitudinal centerline.

Abstract: The invention concerns an engine-mounted fan shroud for use in a vehicle that has a shroud body supported by a vehicle engine, including an outer ring made of a first material having a first stiffness, and a bodyside seal extending from and being integral with the outer ring, with the bodyside seal being made of a second material having a second stiffness that is less than the first stiffness. The bodyside seal fits into and seals around a seal opening in a body-mounted shroud that is mounted to radiator support structure.

Abstract: The present invention relates to an apparatus and a method for calculating a fatigue usage factor with respect to fatigue generated in the material of a mechanical device depending upon changes of an operation environment during operation of the mechanical device. A fatigue usage factor UOP.cyc,transient n, which is based on the operation-transient state n, is calculated by multiplying a fatigue usage factor based on a design-transient state UDSGN.cyc,transient n by the value of a characteristic fatigue usage factor F (k) as shown in the following equation: UOP.cyc,transient n=F(k)×UDSGN.

Abstract: A power supply includes a main body, a fan, and a mounting bracket. The main body defines an opening therein. The mounting bracket for mounting the fan is detachably mounted to the main body to cover the opening. The fan is mounted on the mounting bracket and received in the main body through the opening.

Abstract: An example composite fan case assembly includes a composite fan case body disposed on an axis. The fan case body has a radially inner surface and a radially outer surface. There is at least one mounting attachment to receive a threaded member. The at least one mounting attachment includes a base component and a spool component. The base component extends through an opening in the fan case body from the radially outer surface and toward the radially inner surface of the fan case body. The base component including a base portion, a boss having a non-cylindrical profile, and a cylindrical portion. The mounting attachment also includes a spool component disposed on the radially outer surface and attached to the base component. The spool component receives at least a portion of the base component. An outer surface of the cylindrical portion and an inner surface of the spool component are threaded and correspondingly mate to lock the spool component relative to the base component.

Abstract: A fan module includes a fan, and an air duct. The air duct includes a mounting bracket mounted to the fan, and a number of guiding plates pivotably mounted in the mounting bracket. Each guiding plate comprises a latching piece mounted to the guiding plate, The mounting bracket defines a number of groups of positioning holes, with each group of positioning holes corresponding to the latching piece of each guiding plate. The latching piece is selectively positioned by one of the corresponding group of positioning holes.

Abstract: The invention provides a blower system of a high performance, which is constructed to have stabilized characteristics, a high efficiency, a reduced thickness and a reduced noise. A blower system according to the invention includes an impeller, a motor for rotating the impeller and having a rotor and a stator, and a bell-mouth for supplying air to an intake port in the impeller, wherein the rotor is fixed to the impeller, and the stator is fixed to the bell-mouth. A gap between the impeller and the bell-mouth is composed of a gap between the rotor and the stator of the motor. Alternatively, the rotor is fixed to the impeller, and the stator is fixed to a fitting for mounting a housing of the blower system or the blower system.

Abstract: Assemblies and methods for a booster pump used in a pool cleaning/filtration system are provided. An exemplary booster pump assembly is adapted to increase the water pressure of water flow for use in a pool cleaning system. The booster pump includes a front housing defining a substantially circular geometry having an inlet positioned substantially in the center of the front housing and extending axially outward with respect to the front housing. The booster pump also includes an outlet extending substantially laterally with respect to the front housing. The front housing and the rear housing form an enclosure for positioning of an impeller. The inlet and the outlet are each coupled to conduits having substantially similar flow diameters, and the water passing through the outlet at an increased water pressure is sufficient to make operable a positive pressure pool cleaner. Advantageous support structures and drain plug configurations are also provided.

Abstract: A fan is used to be fixed on an enclosure to dissipate heat from the enclosure. The fan includes a body, a magnetic fixing element mounted on the body, a power connector connected to the body; and a universal serial bus (USB) connector connected to the power connector. The body is fixed on the enclosure under magnetic force of the fixing element. The power connector and the USB connector are selectively connected to a motherboard to receive a voltage to power the body of the fan, to dissipate heat from the enclosure after the motherboard is powered on.

Abstract: A cooling fan, which may be installed on a corresponding position of the cooling fins of a CPU or a cooling hole-plate of a computer mainframe, includes: a fan body, a fan frame and a fan impeller. The fan frame is circular in shape. The fan body is arranged along the outer circumference of the fan frame. The fan impeller is installed in the fan frame. A rubber layer, which is formed by secondary injection molding, is arranged at the outer surface of the fan body and the contact parts between the cooling fins and the upper and lower edges of the fan frame, respectively. Through holes are provided at the upper and lower parts of four end corners of the fan body, respectively, and rubber layers are also provided at the inner walls of the through holes.

Abstract: A heat dissipating device includes a receiving bracket adapted to be mounted in an electronic device enclosure and a fan module accommodated in the receiving bracket. The fan module includes a fan and a mounting bracket connected to the fan. The fan is secured to the mounting bracket via a plurality of fasteners. Each fastener has a securing head. A plurality of vibration absorbers is disposed between the fan and the fastener. Each vibration absorber includes two isolating walls. One of the isolating walls is sandwiched by the fan and the mounting bracket, and the other isolating wall is sandwiched by the mounting bracket and the fastener securing head, so as to isolate the mounting bracket, the fan, and the fastener.