Abstract: A fuel pump, including a driven impeller, which rotates in a pump housing and on the two sides comprises guide blades that each delimit a ring of blade chambers, and further including partial ring-shaped channels, which are arranged on both sides in the region of the guide blades in the pump housing and which form delivery chambers with the blade chambers for delivering fuel, wherein an inlet channel leads into the one delivery chamber and the other delivery chamber leads into an outlet channel, and mutually opposing blade chambers are connected to each other. The cross-sectional surface of the partial ring-shaped channel arranged on the inlet side decreases toward the end of the partial ring-shaped channel to zero. The region in which the cross-sectional surface decreases extends over an angular region of more than 45°.

Abstract: Systems and methods for sump pump remote monitoring can include control circuitry integrated into a portable housing, with a backup sump pump connected to the control circuitry. The control circuitry can be powered by a line power and when the line power is not available, the control circuitry can be powered by a battery power. The control circuitry can be connected to a control panel, and the control circuitry can include a pressure transducer, the pressure transducer to measure a pressure in a fluid level sensor, and based on the measured pressure, the control circuitry to adjust the speed of the backup sump pump. A wireless controller can be connected to the control circuitry, the wireless controller for wirelessly receiving monitoring instructions and wirelessly transmitting backup sump pump status data, with the control circuitry providing an indication of the backup sump pump status data to the control panel.

Abstract: A method implemented by at least one processor includes receiving a pressure profile to be generated by a pumping system, wherein the pumping system includes at least one pump-unit powered by at least one generator-unit. The method also includes receiving a pump-unit parameter from at least one pump-unit and a generator-unit parameter from at least one generator unit. The pump-unit parameter is representative of an operating parameter of the pump-unit. The generator-unit parameter is representative of an operating parameter of the at least one generator-unit. The method includes generating an operating set-point corresponding to the at least one generator-unit based on the pump-unit parameter and the generator-unit parameter, wherein the operating set-point is one of at least one operating set-point corresponding to the at least one generator-unit. The method also includes determining an input parameter for the at least one generator-unit based on the at least one operating set-point.

Abstract: A cross flow fan includes a support plate and an impeller with a plurality of blades disposed on the support plate at predetermined intervals. On each blade, a radius of a pressure surface arc is greater than a radius of a suction surface arc, a radius of an inner peripheral side arc is greater than a radius of an outer peripheral side arc, and a region of maximum thickness is located 40% to 60% from the inner peripheral side arc in the lengthwise direction. The blades are disposed such that the inner peripheral side arcs are positioned on an inner peripheral side of the support plate and the outer peripheral side arcs are positioned on an outer peripheral side of the support plate. A flow path width between the plurality of blades gradually decreases from the inner peripheral side toward the outer peripheral side of the support plate.

Abstract: A compressor comprises a casing, a bundle which is housed inside the casing, and an inner roller which is provided at a front of the bundle in the inserting direction and rolls on an inner circumferential surface of the casing, a sealing surface protruded from the inner circumferential surface toward an inner circumferential side of the casing in a radial direction, a recess which is provided on the inner circumferential surface and in which the inner roller is settled when the bundle is housed inside the casing, a sealing member provided on an outer circumferential surface of the bundle and abutting on the sealing surface of the casing when the bundle is housed inside the casing. An extension part extending the sealing surface to a front side thereof in the insertion direction of the bundle is provided in the inner circumferential surface of the casing.

Abstract: A turbo compressor is provided that has first, second and third stage compressor blades rotated by a large gear shaft via an acceleration device, and includes a cast integral casing (1) which forms an acceleration unit cover housing the acceleration device, compression unit covers housing the compressor blades, and first, second and third stage cooler chambers (11a, 12a, 13a) which are arranged in parallel at a lower portion thereof, which communicate with the compressor unit covers by fluid passages, and into which first, second and third stage coolers are inserted from the side thereof. An oil tank (21) is integrally formed with the cast integral casing (1) so as to run along an insertion-directional innermost side of the coolers of the parallel-arranged first, second and third stage cooler chambers (11a, 12a, 13a).

Abstract: A product for use with a turbocharger is disclosed. The product may include a housing with an opening extending through at least part of the housing. An outer bearing race may be positioned in the opening. An inner bearing race may be rotatably positioned in the outer bearing race. A turbine wheel may be fixed to one end of the inner bearing race. A compressor wheel may be fixed to another end of the inner bearing race. The inner bearing race may be comprised of one, two, or more race sections. The turbine wheel may be connected to the compressor wheel only through the inner bearing race or race sections.

Abstract: A ram air fan inlet shroud for a ram air fan assembly is provided. The ram air fan inlet shroud includes a shroud portion extending outwardly from a conical portion. The conical portion provides a transition between a central portion and an inner ram air fan hub interface portion. The conical portion includes a plurality of inner cooling slots having a slot arc length and spaced apart by a slot spacing angle. A ratio of the slot spacing angle to the slot arc length is between about 1.24 and 1.4. The ram air fan inlet shroud also includes a recessed portion located between the inner ram air fan hub interface portion and an outer ram air fan hub interface portion. The recessed portion includes a plurality of outer cooling holes.

Abstract: A turbo-molecular pump comprises: a rotor having a plurality of stages of rotor blades and a cylindrical section; a plurality of stages of stationary blades alternately arranged with respect to the rotor blades; a stator arranged with a gap from the cylindrical section, the stator together with the cylindrical section constituting a screw groove pump section; a plurality of spacers stacked on a base, the spacers including at least one cooling spacer having a cooling section; a heater heating the stator; a temperature regulation section controlling the heater to regulate the temperature of the stator so as to be a reaction product accumulation prevention temperature; and an auxiliary ring for reaction product accumulation prevention at least a part of which is located in a space between the spacer facing a bottom step rotor blade, and the bottom step rotor blade.

Abstract: An air bleed system for a jet engine is provided. The air bleed system is located in the low pressure compressor chamber and comprises a movable bleed valve and a stationary, annular bleed case having a forward section and an aft section and ligaments connecting the two sections and providing structural support to the bleed case. The ligaments are machined from the bleed case into an aerodynamic shape that maximizes the flow of air through the bleed ports.

Abstract: A centrifugal blood pump apparatus includes a plurality of permanent magnets (17) in an impeller (10) in a blood chamber (7), a plurality of coils (20) in a motor chamber (8), and a magnetic element (18) in each of the coils (20). The magnetic elements (18) are made shorter than the coils (20) to lower attractive force between the magnetic elements (18) and the permanent magnets (17) in the impeller (10), to set a large gap between the magnetic elements (18) and the permanent magnets (17). As a result, axial attractive force and negative rigidity can be lowered while required torque is satisfied.

Abstract: A number of variations may include a product that may be usable with a turbocharger system and may include a housing that may define a lubrication bore. A bearing assembly may be positioned in the housing. A shaft may extend through, and may be supported by, the bearing assembly. A turbine wheel may be connected to the shaft. An end cap may be connected between the housing and the turbine wheel. The end cap may define a cooling chamber. A spray head may provide an opening between the lubrication bore and the cooling chamber.

Abstract: A pump assembly comprises an inlet, an outlet and a housing having an inlet aperture in fluid connection with the inlet, and an outlet aperture in fluid connection with the outlet. A rotor located within the housing is shaped to form with an interior surface of the housing a chamber. On rotation of the rotor, the chamber conveys fluid from the inlet aperture to the outlet aperture. The housing carries a seal located in the inlet and urged into contact with the rotor to prevent the passage of fluid past the rotor from the outlet to the inlet. Center lines of the inlet and the outlet are parallel to one another. The outlet can be formed by linear movement of a mold core.

Abstract: A double seal pump assembly is provided and comprises a pump housing having an inlet and an outlet. An impeller is in communication with the inlet and outlet. The impeller includes an impeller shaft extending outwardly from the housing. The impeller shaft is adapted to engage a drive shaft of a motor. A housing adapter is mounted onto the housing at a first seal and is configured to secure the impeller to the housing. A motor adapter is mounted to the housing adapter at a second seal thereby defining a cavity therebetween. The motor adapter is configured to mount the motor and the cavity is configured to be filled with a barrier fluid. An accumulator is in fluid communication with the cavity and is adapted to hold a reserve barrier fluid so as to maintain barrier fluid volume and pressure within the cavity.

Abstract: The invention relates to a centrifugal pump (1) comprising a pump housing (2) which is provided with an axial inlet (6), an outlet (5) and a rotor (7) which is attached in the pump housing (2) such that it can rotate about an axial rotation axis A. The rotor (7) is provided with a central boss (9), a shaft shield (11) fastened to the boss (9), a suction shield (12) attached so as to be axially set apart from the shaft shield (11), which suction shield (12) has an axial supply (14) aligned with the axial inlet (6) of the pump housing (2), and a plurality of rotor blades (15) which are fastened between the shields (11, 12). The radial inner ends (18) of the rotor blades (15) are connected to the suction shield (12) by a substantial perpendicular connection.

Abstract: A centrifugal pump for handling abrasive-laden fluid is described. A centrifugal pump system for handling abrasive-laden fluid includes an impeller including an annular balance ring extending longitudinally on a top side of the impeller and an annular skirt extending longitudinally on a bottom side of the impeller, one of the annular balance ring, the annular skirt or a combination thereof having portions defining a plurality of apertures, wherein the plurality of apertures form an abrasive-media relief path that bypasses at least a portion of a clearance gap and merges with a primary working-fluid flow path. A centrifugal pump impeller includes a bottom shroud, an annular skirt extending longitudinally upstream from the bottom shroud, the annular skirt encircling a central hub, and the annular skirt having an aperture extending through a thickness of the annular skirt.

Abstract: Provided is a centrifugal compressor including a first splitter blade 7 arranged nearer to a suction side Sb of a full blade 5F located upstream in a rotating direction of the compressor, and a second splitter blade 8 provided farther from the suction side Sb of the full blade 5F and being shorter than the first splitter blade 7. Leading edges 7a and 8a on the shroud side of the first splitter blade 7 and the second splitter blade 8 are offset from positions dividing the space between the full blades at equal intervals by the number of splitter blades therebetween toward the suction side Sb of the full blade.

Abstract: An attachment that attaches to the trailing edge of a ceiling fan blade has a curved and flexible dam that curves rearwardly from the trailing edge and downwardly from a lower surface of the fan blade. When the ceiling fan is operational and fan blades are rotating, the curved dam interacts with the air moved by the fan blade and directs the air in a downwardly direction toward the occupants of the room where the fan is installed. At increased fan speeds, the dam flattens out, decreasing any additional load placed on the motor of the fan by the downwardly curved dam. One attachment is attached to each of the blades of the fan.

Abstract: A rolling bearing arrangement (1) of a shaft (2) of an exhaust-gas turbocharger (3) having two spaced-apart rolling bearings (4, 5), the inner rings (6, 7) of which are arranged on the shaft (2) and between which (6, 7) is arranged a spacer (8), and the outer rings (9, 10) of which are seated in a bearing bushing (12) which is fastened in a bearing housing (11); and having an oil supply device (13) arranged in the bearing housing (11), which oil supply device is flow-connected to an oil supply duct (14A, 14B) which is arranged in the bearing bushing (12) and which opens into an annular chamber (15). A check valve (16) is arranged in the oil supply duct (14A, 14B).

Abstract: There is provided a casing of a rotary machine which includes a diffuser part; a scroll part into which fluid emitted from the diffuser part flows; and a scroll tongue part including: a tongue portion; a bottom surface extending from a bottom surface of the diffuser part; and a flow opening provided between the tongue portion and the bottom surface, the fluid moving from the diffuser part to the scroll part through the flow opening, wherein the bottom surface of the scroll tongue part is coplanar with the bottom surface of the diffuser part.

Abstract: A variable vane assembly for a gas turbine engine compressor with a plurality of pivoting variable vanes extending between inner and outer shrouds and having an overhang portion that protrudes from a button at opposed ends of the vane. A plurality of projections, disposed on at least one of the inner and outer shrouds, protrude into the gas path relative to a nominal gas path boundary of the shrouds. The projections are disposed adjacent the overhang portion and have an angled planar surface that is substantially parallel to a plane swept by a terminal edge of the overhang portion when the variable vane is rotated through its vane pivot arc, so that a radial clearance gap between the shroud and the overhang portion remains substantially constant through a substantial portion of the vane pivot arc.

Abstract: A casing for a turbine engine compressor, including: cavities in a thickness of the casing, extending in parallel to one another from an inner face of the casing along a circumference thereof, the cavities not being in communication with one another. The cavities, which are elongate and extend along a main direction of orientation between two side walls, are closed upstream and downstream by upstream and downstream faces respectively, and an upstream border and a downstream border are formed at the intersections between same and the inner face of the casing. The upstream border of the cavities takes a form of a wavy line including at least two alternate undulations over a length thereof between the side walls.

Abstract: A balancing weight to balance a blower wheel. The balancing weight is constructed in two pieces consisting of a spring clip and a supplemental weight. The spring clip features a retaining section for securing on the blower wheel and a receptacle section for mounting the supplemental weight.

Abstract: A through-accessible reversible operation jet pump for attachment to a tubing string includes a pump housing having a pump housing interior and a jet pump assembly retrievably disposed in the pump housing interior. The jet pump assembly includes a carrier, a carrier nozzle in the carrier and at least one carrier opening in the carrier and establishing communication between the carrier nozzle and the pump housing interior. The jet pump assembly is adapted to be selectively removed from the pump housing interior through the tubing string as the pump housing remains attached to the tubing string. The carrier or the jet pump assembly is selectively positional in a first orientation in the pump housing interior to facilitate operation of the jet pump in a first fluid flow direction operational mode.

Abstract: An actuation pressure to actuate one or more hydraulic actuators may be determined based on a load on the one or more hydraulic actuators of a robotic device. Based on the determined actuation pressure, a pressure rail from among a set of pressure rails at respective pressures may be selected. One or more valves may connect the selected pressure rail to a metering valve. The hydraulic drive system may operate in a discrete mode in which the metering valve opens such that hydraulic fluid flows from the selected pressure rail through the metering valve to the one or more hydraulic actuators at approximately the supply pressure. Responsive to a control state of the robotic device, the hydraulic drive system may operate in a continuous mode in which the metering valve throttles the hydraulic fluid such that the supply pressure is reduced to the determined actuation pressure.

Abstract: A lifting system for a jib of an operating machine that includes an energy storage device having an energy storage cylinder and an accumulator, the energy storage cylinder having an upper chamber, a lower chamber, and an energy storage piston rod connected to the jib. The upper part of the accumulator is filled with gas, and the lower part of the accumulator is filled with hydraulic oil and communicates with the lower chamber of the energy storage cylinder. The lifting system also includes a hydraulic pump and a control cylinder for controlling the lifting of the jib, which comprises an upper chamber, a lower chamber, and a control piston rod connected to the jib.

Abstract: A joystick pilot valve equipped with the structure for preventing oil leakage comprises: a valve body; spool installed in the valve body to be moved between the supply port and the hydraulic fluid chamber; spool hole installed in the valve body; pushing cam connected to the upper portion of the valve body by joint; joystick lever connected to the pushing cam to make the pushing cam move like seesaw by the operation and make the spool move in the spool hole forward and backward to make the supply port connected or disconnected to the hydraulic fluid chamber; outer boot provided at the valve body to cover the outer periphery of the valve body, the pushing cam and the joystick lever; inner boot arranged inside of the outer boot and forming oil leak storage chamber sealed from the outer side at the upper portion of the guide hole.

Abstract: A method of controlling a hydraulic system, the hydraulic system including a ram cylinder unit having a cylinder and a ram, and a hydraulic pump and a reservoir used to supply hydraulic fluid to the cylinder, and hydraulically driving the ram using the hydraulic fluid so as to move against a specific load, the method includes determining what a present state is one of an initial state, a proportional steady state, and a later state, controlling the pumping rate, which is obtained by adding the flow rate corresponding to the volume loss due to the compression of the hydraulic fluid thereto, to control the ram in the initial state, and controlling the pumping rate, which is obtained by subtracting the flow rate corresponding to volume recovery of the hydraulic fluid due to the relief of compression of the hydraulic fluid therefrom, to control the ram in the later state.

Abstract: The control apparatus includes operating fluid feeding and delivery lines, a pump-brake having a containment body which defines a sliding chamber and a main piston housed sliding inside the chamber, a control element controlling the movement of the main piston which can be operated by an operator, a control device for controlling the motion transmission of a vehicle or of an operating machine including a fixed part and a moving part suitable for cooperating together, wherein the moving part is suitable for moving through the operation of the control element and includes an auxiliary piston moving between a reference position and at least a detection position and mechanically connected to the moving part to move it with respect to the fixed part during its movement between the reference position and the detection position, the auxiliary piston moving towards the detection position through the movement of the main piston.

Abstract: A fluid pressure cylinder includes: a piston rod; a cushioning chamber that decreases in capacity in accordance with extension of the fluid pressure cylinder; a communication passage that allows the cushioning chamber and an in-rod chamber to communicate with each other; a throttle passage that exerts a cushioning function by applying resistance to a flow of a working fluid from the cushioning chamber to the in-rod chamber; a check valve that is provided in a piston, allows the in-rod chamber and a driving chamber to communicate with each other, and has a checking function for permitting only a flow of the working fluid from the in-rod chamber to the driving chamber; and a pilot passage that is formed in the piston and disables the checking function by guiding a pressure in the cushioning chamber to the check valve as a pilot pressure.

Abstract: The invention relates to a profile rail, a clip holder, a cross-connector and an attachment system for mounting solar modules. The components are so designed and matched to each other that solar modules in many variations can be mounted quickly and easily and with the components having a low weight.

Abstract: A weight-actuated panel holder is disclosed herein. The weight-actuated panel holder includes a first jaw member; a second jaw member pivotally coupled to the first jaw member, the first and second jaw members cooperating to a form a slot for receiving an end portion of a panel, an opening width of at least a portion of the slot being configured to be reduced when a weight of the panel actuates the first and second jaw members towards a closed position; and a clutch mechanism coupled to at least one of the first and second jaw members, the clutch mechanism configured to bias at least one of the first and second jaw members in the closed position.

Abstract: A closure element for a fire-protection sleeve is disclosed. The closure element has a body, a connecting element, and at least one locking element for a form-fitting connection to an intumescent strip. The body and the connecting element are designed in one piece.

Abstract: A stud bolt has a first thread portion, a second thread portion, an engagement portion and a large diameter portion. The first thread portion is screwable into a first member about a screw axis. The second thread portion is screwable into a second member about the screw axis and is provided coaxially with the first thread portion. The engagement portion is provided on a side of the second thread portion, which is opposite from the first thread portion. The large diameter portion has a circular cross-section perpendicular to the screw axis. The large diameter portion is located between the first thread portion and the second thread portion. An outer diameter of the large diameter portion is larger than an outer diameter of the first thread portion and the outer diameter of the second thread portion.

Abstract: An apparatus configured to structurally replace a cracked weld in a nuclear plant may include: a first body portion that includes a first gripping portion; a second body portion that includes a second gripping portion; a wedge portion between the first and second body portions; and/or an adjustment portion. The first body portion may be configured to slidably engage the second body portion. The wedge portion may be configured to exert force on the slidably engaged first and second body portions. The adjustment portion may be configured to increase or decrease the force exerted by the wedge portion on the slidably engaged first and second body portions. When the adjustment portion increases the force exerted by the wedge portion on the slidably engaged first and second body portions, a distance between the first and second gripping portions may decrease.

Abstract: A telescopic tube having an adjusting device comprising an inner toothing angularly interrupted by a longitudinal recess and a male element having an outer toothing angularly interrupted by a second recess so as to axially slide along the longitudinal recess in a first predetermined angular position and selectively engage with the inner toothing in a second predetermined angular position different from the first predetermined angular position for rigidly connecting the bushing to the male element in axial direction.

Abstract: A connection device for assembling together a receiver first section member presenting an inner cavity, and a fastener second section member presenting a groove having a constricted opening. The connection device includes a cage forming a pair of jaws for coming into engagement in the groove. The device also including a resilient drive mechanism for urging a spacer member between the jaws so as to space them apart in such a manner as to come into engagement with the groove through the constricted opening; and a pivotable lever that pivots about a pivot pin, the pivotable lever including a lever arm and a thrust head that engages the spacer member so as to move it against the force exerted by the resilient drive mechanism on the spacer member.

Abstract: A composite part includes a first structural element. The composite part includes a second structural element joined at an intersection with the first structural element to form a fillet. The composite part further includes reinforcement webbing wrapped around the first structural element proximate the fillet.

Abstract: A detachable fixing mechanism and a related electronic device can be used to fix an object on a bracket. The detachable fixing mechanism includes a positioning pin and an actuating component. The positioning pin is disposed on the bracket, and includes a supporter whereon an annular sunken slot is formed. The supporter can pierce through an opening on the object. The actuating component includes a constraining slab portion and a contacting slab portion. The constraining slab portion includes a first engaging structure engaged with the annular sunken slot to constrain a movement between the positioning pin and the actuating component. The contacting slab portion flexibly bends from the constraining slab portion. The contacting slab portion includes a second engaging structure connected to the first engaging structure and slidably disposed on the supporter. The contacting slab portion can move relative to the supporter to press the object on the bracket.

Abstract: A structure securely attaches a component to an opening portion in a plate-shaped member without stripping or turning over the member. Each of a pair of mount members includes a first engagement portion engaged with a rear surface of the plate-shaped member and a second engagement portion engaged with the component. The component includes projecting portions to be fitted between the mount members, thus the component can be fixed against coming off by engagement of the second engagement portion and the component. The projecting portions inhibit the mount members engaged with the opening portion from moving, thereby preventing the mount members from coming off the opening portion. Since the fitting member is fitted between the second engagement portions, the fitting member inhibits the second engagement portions from moving to come closer to each other, and from disengagement from the component, thereby more securely preventing the component from coming off.

Abstract: A fastener system that includes a female fastener assembly with a housing having a channel defined therein and a switch member movable within the channel between removing and fastening positions. The switch member includes a receiver portion having a post opening defined therein and a switch portion. The housing includes a lower opening. The post opening includes a removing portion that is aligned with the lower opening when the switch member is in the removing position and a fastening portion that is aligned with the post opening when the switch member is in the fastening position. The system also includes a male fastener assembly having a post with a slot therein. The post is received through the lower opening in the housing and the post opening so that the slot is aligned with the channel. The slot receives a portion of the receiver portion when the switch member is in the fastening position.

Abstract: Methods and apparatus for a multi-dimensional asymmetrical fastening system according to various aspects of the present technology include a driver and a fastener that are configured to have corresponding conforming surfaces suitably adapted to provide engagement between a plurality of driver fins and a recessed receiving area of the fastener. The driver and fastener may each be configured to include driving surfaces of varying widths. Variable widths allow for the customization of a given driver/fastener system.

Abstract: A clevis pin assembly includes a pin that may be removably inserted into a coupling. The pin is structured to have a channel extending therethrough. The channel may receive a lubricant thereby inhibiting the pin from becoming seized within the coupling. A fitting is removably coupled to the pin. The fitting may be fluidly coupled to a lubrication source thereby facilitating the lubricant to be introduced into the channel. A retainer is removably inserted through the pin thereby retain the pin within the coupling.

Abstract: A pin member for a fastener includes an elongated shank having a first end, a second end opposite the first end, a cylindrical shank portion having an outer surface, a head located at the first end of the elongated shank, the head including a bearing surface located on the bearing surface of the head, and a threaded portion located at the second end of the elongated shank. Either or both of the bearing surface of the head or the outer surface of the cylindrical shank portion is coated with a coating and/or is textured. The coating may be tungsten, molybdenum, copper, or a refractory ceramic. The textured surfaces may include a surface roughness greater than 0.5 micron.

Abstract: A snap hook apparatus includes a shell, a bolt, a hook, two pins, a torsion spring and an elastic strip. The shell includes an annular rib formed on an internal side and teeth formed on the annular rib. The bolt includes two lugs, an annular shoulder, and a bore near the annular shoulder. The hook includes a catch at a first end and an aperture in a second end. The first pin is inserted in the first lug and used for engagement with the catch of the hook. The second pin is inserted in the second lug and the second end of the hook. The torsion spring includes a first end inserted in the bore of the bolt and a second end inserted in a recess defined between two adjacent ones of the teeth of the shell. The compression spring and the elastic strip are inserted in the shell.

Abstract: A terminal supporting apparatus is provided with: a hub that is attached to an end of the outer cable and is provided with a flange on an outer periphery; a cushion member that is provided to surround the outer periphery of the hub and abuts on the flange at both a front surface and a back surface of the flange; and a housing that houses the cushion member. The cushion member includes a large-diameter portion that abuts on the flange. At least within a range contacting with the hub, at least a part of an outer peripheral surface of the large-diameter portion is fixed to an inner surface of the housing, while a clearance is formed between the cushion member and the inner surface of the housing over an entire region of an end surface of the large-diameter portion in a cable axis direction.

Abstract: A cable lubrication device for directing pressurized lubricant into the internal space of a control cable, the cable lubrication device having a main body tube, a locking ring, a plunger and a spiral-cut seal.

Abstract: A hydroformed driveshaft tube formed using a hydroforming process is provided. The hydroformed driveshaft tube comprises a first end portion, a second end portion, and a middle portion. The middle portion is at least partially defined by a circular arc shaped surface of revolution. At least a portion of the middle portion has a diameter greater than a diameter of the first end portion and the second end portion. The middle portion comprises a first transition portion, a first constriction portion, a second constriction portion, and a second transition portion and is formed between the first end portion and the second end portion. The middle portion is formed between the first constriction portion and the second constriction portion and the middle portion affects a critical speed and a breathing mode frequency of the hydroformed driveshaft tube. The hydroformed driveshaft tube reduces a cost of a driveshaft assembly.

Abstract: The link for an aircraft comprises at least two portions respectively made of metal and of composite material together forming a common section of a middle segment of the link in a plane perpendicular to a longitudinal direction of the link.

Abstract: After a connecting rod for an engine is formed, it is broken or fractured at a fracture point to allow the connecting rod to assemble around a portion of a crankshaft. However, before fracturing the connecting rod, the connecting rod is provided with a layer of paint across the eventual fracture point such that when the connecting rod is fractured the paint extends across both sides of the fracture point. Also before fracturing the connecting rod, serial numbers or symbols are etched into the paint on either side of the eventual fracture point. These serial numbers are unique to that connecting rod, and have similar indicia on either side of the connecting rod. The combination of the paint and serial numbers increase the ability of an assembly worker to assure matching parts of an original connecting rod are re-attached during assembly about the crankshaft.