Class / Patent application number | Description | Number of patent applications / Date published |
416214000 | Blade held between separable surfaces | 28 |
20090081045 | Aerodynamic Interface Component for Fan Blade - A fan comprises a hub, a plurality of fan blades, and a plurality of interface components. Each interface component is configured to mount at the first end of a corresponding fan blade. Each interface component is further configured to simultaneously engage an outer surface of the hub and the first end of the fan blade. For instance, the outer surface of the hub may be curved, and a hub-engaging edge of each interface component may be complementarily curved to provide a substantially continuous fit between the hub-engaging edge of each interface component and the curved outer surface of the hub. Each interface component may further comprise a resilient member configured to resiliently bear against the first end of a corresponding fan blade. In addition, each interface component may further comprise a sleeve configured to extend along a portion of the length of a corresponding fan blade. | 03-26-2009 |
20090191061 | Impeller Arrangement and Pump - The present invention relates to an improved multi-impeller arrangement and to a pump having the impeller arrangement. The impeller arrangement or impeller cluster includes at least two impellers, each impeller having an annular back plate and an annular front plate. The impellers are releasably secured together in an axially in-line series having the front plate of a first impeller at one end and the back plate of a second impeller at the other end. The second impeller includes an axial projection which extends from its back plate, through and beyond its front plate to the first impeller. The first impeller is engaged with the projection of the second impeller such that all impellers are rotatable as an assembly. | 07-30-2009 |
20100196163 | METHOD OF MANUFACTURING IMPELLER, IMPELLER, AND COMPRESSOR HAVING IMPELLER - A method of manufacturing an impeller including a substantially disk-shaped disk, a cover facing the disk, and a blade provided between the disk and the cover, the method includes: forming a groove in a blade attachment surface of the disk or the cover so as to correspond to the shape of an edge tip of the blade; and bonding an inner surface of the groove to the edge tip of the blade through a bonding agent after inserting the edge tip of the blade into the groove. | 08-05-2010 |
20100316499 | ROTOR HEAD OF WIND POWER GENERATOR AND WIND POWER GENERATOR - A pitch drive device of a wind power generator capable of preventing the loss of reliability of the pitch drive device with a simple structure and a wind power generator are provided. A rotor head of a wind power generator in which a plurality of wind turbine blades are radially attached around a rotation axis is formed by joining a plurality of separately formed front rotor head and rear rotor head, and joint portions of the front rotor head and the rear rotor head are formed in a plane intersecting the rotation axis. | 12-16-2010 |
20110129346 | Fan Stall Inhibitor - An impeller blade hub profile which inhibits stall is described. In an embodiment, the hub profile includes a frontal rising contour followed by a rear constant contour. In another embodiment, the hub profile includes a frontal rapidly rising contour followed by a substantially rear constant contour. It was discovered that this combination is much more effective than conventionally known profiles. Also, the present invention provides a unique way of turning the flow within the passages of the rotating impeller blades. In an embodiment, the blade does not turn much over either the front portion of the hub or the rear portion of the hub, but instead turns near the boundary between the front portion and the rear portion. | 06-02-2011 |
20110243746 | COMPOSITE TURBINE BUCKET ASSEMBLY - A composite turbine blade assembly includes a ceramic blade including an airfoil portion, a shank portion and an attachment portion; and a transition assembly adapted to attach the ceramic blade to a turbine disk or rotor, the transition assembly including first and second transition components clamped together, trapping said ceramic airfoil therebetween. Interior surfaces of the first and second transition portions are formed to mate with the shank portion and the attachment portion of the ceramic blade, and exterior surfaces of said first and second transition components are formed to include an attachment feature enabling the transition assembly to be attached to the turbine rotor or disk. | 10-06-2011 |
20110274550 | Yoke and Bearing Fitting Assembly for Rotors - A yoke and bearing fitting assembly for a multi-blade aircraft rotor is disclosed. The assembly has a yoke having arms extending generally radially from a central portion of the yoke, the arms each having opposing surfaces. An aperture is formed in each arm and extends between the surfaces. A bearing fitting has a body configured for insertion into the aperture of the yoke and has two rims protruding from a periphery of the body, the body also having a bearing mount adapted for mounting a pitch change bearing assembly to the yoke. Each rim abuts one of the surfaces of the associated yoke arm when the bearing fitting is installed within the aperture, so as to create clamping forces between the rims and the arm and the arm. The bearing fitting transmits forces from the pitch bearing assembly into the yoke. | 11-10-2011 |
20120114489 | Marine Propeller Structure - A marine propeller which comprises at least two blades ( | 05-10-2012 |
20120171038 | Bolted connection for connecting two wind turbine components by bolts - A bolted connection for connecting two wind turbine components by bolts is proposed. Each of the bolts has a shaft and a plurality of threads. A transition region between the bolt shaft and the bolt threads is tapered. The bolted connection can be used to connect a rotor blade to a blade bearing of a wind turbine. | 07-05-2012 |
20120195762 | BLADE AND METHOD OF FABRICATING SAID BLADE | 08-02-2012 |
20130315743 | IMPELLER FOR ELECTRIC BLOWER - Disclosed herein is an impeller for an electric blower including: an upper plate; a lower plate; and a blade positioned between the upper plate and the lower plate, wherein the lower plate includes a burring part formed at an inner diameter portion thereof to which a shaft is insertedly coupled. In addition, disclosed herein is an impeller for an electric blower including: an upper plate; a lower plate; and a blade positioned between the upper plate and the lower plate, wherein the lower plate includes a burring part formed at an inner diameter portion thereof to which a shaft is insertedly coupled and a washer part extended in a direction perpendicular to the burring part. | 11-28-2013 |
20130336797 | Fan Blade Assembly - A fan blade assembly includes multiple blades sandwiched between a base and a cap. The base has a hollow shaft and has multiple mounting slots, positioning tubes and fixing holes. Each of the blades has a mounting seat having two lugs. The lugs of any two adjacent blades are inserted into the respective mounting slot. The mounting seat has at least one first through hole to allow insertion of the respective positioning tube, and has at least one second through hole. The cap has a mounting sleeve mounted on the shaft, multiple positioning posts each inserted into the respective first through hole and multiple threaded tubes each inserted into the respective second through hole. The fan blade assembly also includes multiple fastening screws each extended through the respective fixing hole and each screwed into the respective threaded tube. | 12-19-2013 |
20140044548 | Ceiling Fan Blade - A ceiling fan blade includes a blade having at least one locking plate embedded in the interior. The locking plate is provided thereon with at least one locking base protruding out of the reverse side of the blade. A blade holder to be locked with the blade is bored with a locking hole at a location corresponding with the locking base for the locking base to be inserted therein. The blade is firmly locked on the blade holder via at least one locking member. By so designing, there is not any locking member on the downward obverse side of a ceiling fan blade, able to maintain a smooth and pretty external appearance of the ceiling fan blade. | 02-13-2014 |
20160131152 | CEILING FAN - A ceiling fan includes a motor and plural blades. The motor has its topside and underside respectively secured with a fixed seat, which has its inner side formed with two protruding edges spaced apart and respectively having a pressing plate fixed thereon. The pressing plates are correspondingly combined with the fixed seats so that the blades can be firmly combined with the fixed seats via the pressing plates. The pressing plates can easily be processed and made by small-sized forming molds, able to lower manufacturing cost, and the blades of this invention can be secured on the motor quickly and stably and driven to rotate smoothly and steadily. Further, during assembly of the blades, fine adjustment can be done to respective assembly structure for overcoming errors caused by tolerance. To sum up, this invention is able to shorten man-hour in assembly, enhance assembly efficiency and increase economic gains. | 05-12-2016 |
20160131238 | METHOD OF FORMING A TORQUE CONVERTER IMPELLER INCLUDING MACHINING A WELD ROOT - A method of forming an impeller for a torque converter is provided. The method includes providing an impeller shell including a back axial surface for facing away from an interior of the torque converter, providing an impeller hub including an outer circumferential surface and forming a weld joining the impeller shell and the impeller hub. The weld is contiguous with the back axial surface of the impeller shell. The weld is also contiguous with the outer circumferential surface of the impeller hub. The weld includes a root where the impeller shell and the impeller hub meet the weld. The method also includes machining the root. An impeller for a torque converter is also provided. | 05-12-2016 |
20080273980 | TURBOMACHINE FAN - A turbomachine fan ( | 11-06-2008 |
20090053064 | Fan blade retention system - A turbofan engine blade retainer for use in retaining a fan blade to a fan disk. The blade retainer includes a fore blade retainer for limiting forward movement of the fan blade and an aft blade retainer for limiting aft movement of the fan blade. The fore blade retainer engages a fore portion of the fan blade and the aft blade retainer engaging an aft portion of the fan blade. | 02-26-2009 |
20100166560 | TURBOMACHINE ROTOR WHEEL HAVING COMPOSITE MATERIAL BLADES - The invention relates to a turbomachine rotor wheel ( | 07-01-2010 |
20110280731 | Blade Retainer Clip - A blade retainer clip for retaining a foot of a turbine blade in a shoe of a turbine disc of a turbine wheel includes: a clip shank that fits into a mating slot in the blade foot; a protuberance along a central portion of the clip shank that fits into a mating recess along the mating slot in the blade foot; a clip heel on one end of the clip shank that engages a heel of the blade foot and a heel of the disc shoe that expands radially from at least opposite sides of the clip shank; and a clip toe that extends beyond a toe of the disc shoe that is deformable to contact at least the toe of the disc shoe. | 11-17-2011 |
20110318185 | Lightened Axial Compressor Rotor - The present invention relates to a rotor stage of a compressor drum ( | 12-29-2011 |
20130330195 | Turbine Rotor and Blade Assembly with Multi-Piece Locking Blade - The present application provides a turbine rotor and blade assembly for a steam turbine. The turbine rotor and blade assembly may include a rotor, a number of buckets positioned about the rotor and a locking blade positioned about the rotor. The locking blade may include a base, a first side hook, and a second side hook. The locking blade may include a first side pilot hole defined between the base and the first side hook and a second side pilot hole defined between the base and the second side hook. | 12-12-2013 |
20160017737 | GAS TURBINE ENGINE ROTOR DISK-SEAL ARRANGEMENT - A disk-seal arrangement for a gas turbine engine rotor includes a blade retention disk having a longitudinally opening slot therein and a seal disk juxtaposed to said blade retention disk and a single anti-rotation tab received within the blade retention disk slot. The seal disk also includes a pair of balance slots disposed immediately adjacent the antirotation tab to offset the weight thereof for preserving rotor balance. A split ring is disposed longitudinally between the blade retention and seal disks for reacting longitudinal loading therebetween. The ends of the split ring seat against side surfaces of the antirotation between the split ring and the blade retention and seal disks. | 01-21-2016 |
20160102556 | SHAFT ARRANGEMENT - A rotor assembly and a method of assembling the rotor assembly typically for a turbine engine. The rotor assembly has a rotational axis, at least one rotor, a shaft having an axially extending bore, a tension stud extending axially through the rotor and into the bore for applying an axial load across the rotor and/or shaft. The rotor assembly further has a sleeve located at least partly within the bore and connected to the shaft by a first attachment and to the tension stud by a second attachment, the first attachment is located between the rotor and the second attachment. | 04-14-2016 |
20160108744 | ROTOR DISK BLADE WITH FRICTION-HELD ROOT, ROTOR DISK, TURBOMACHINE AND ASSOCIATED ASSEMBLY METHOD - A rotor disk blade for a turbine engine, the blade being made of composite material including fiber reinforcement obtained by multilayer weaving of yarns and densified by a matrix. The blade has a portion constituting an airfoil and a blade root forming a single piece, the blade root having two substantially plane opposite lateral flanks that are formed respectively extending the pressure side surface and the suction side surface of the airfoil. The blade root is clamped between two metal plates fastened against the lateral flanks of the blade root by a bolt and a nut passing through the plates and the blade root. The bolt has a head bearing against one of the two plates. The nut has a head bearing against the other plate. | 04-21-2016 |
20160138407 | TURBINE DISK ASSEMBLY INCLUDING SEPERABLE PLATFORMS FOR BLADE ATTACHMENT - An apparatus includes a disk, an attachment member, and a blade. The disk has an outer surface including a coupling portion. The attachment member has a coupling portion and defines at least a portion of an opening. The coupling portion of the first attachment member is configured to be coupled to the coupling portion of the disk. A portion of the blade is configured to be disposed within the opening when the coupling portion of the attachment member is coupled to the coupling portion of the disk. | 05-19-2016 |
20160177754 | BONDED FAN PLATFORM | 06-23-2016 |
20160186569 | Bucket assembly for replacing old bucket provided with turbine and method for replacing the same - A bucket assembly for replacing an old bucket is provided with a turbine and a method for replacing the same. The bucket to be replaced is removed and then the bucket assembly configured of a blade part, first and second dovetail members, and a coupling member is simply assembled in a male dovetail, without sequentially disassembling the already installed buckets though a notch opening upon replacing the damaged bucket among the already installed buckets in a tangential entry type dovetail, thereby shortening replacement time and replacement costs of the bucket assembly and preventing a secondary damage occurring to the rotor or the rotor wheel during the disassembling process. | 06-30-2016 |
20160195060 | SYSTEM AND METHOD FOR ATTACHING COMPONENTS TO A WEB IN A WIND TURBINE ROTOR BLADE | 07-07-2016 |
416214000 | Turbo machine | 13 |
20090081045 | Aerodynamic Interface Component for Fan Blade - A fan comprises a hub, a plurality of fan blades, and a plurality of interface components. Each interface component is configured to mount at the first end of a corresponding fan blade. Each interface component is further configured to simultaneously engage an outer surface of the hub and the first end of the fan blade. For instance, the outer surface of the hub may be curved, and a hub-engaging edge of each interface component may be complementarily curved to provide a substantially continuous fit between the hub-engaging edge of each interface component and the curved outer surface of the hub. Each interface component may further comprise a resilient member configured to resiliently bear against the first end of a corresponding fan blade. In addition, each interface component may further comprise a sleeve configured to extend along a portion of the length of a corresponding fan blade. | 03-26-2009 |
20090191061 | Impeller Arrangement and Pump - The present invention relates to an improved multi-impeller arrangement and to a pump having the impeller arrangement. The impeller arrangement or impeller cluster includes at least two impellers, each impeller having an annular back plate and an annular front plate. The impellers are releasably secured together in an axially in-line series having the front plate of a first impeller at one end and the back plate of a second impeller at the other end. The second impeller includes an axial projection which extends from its back plate, through and beyond its front plate to the first impeller. The first impeller is engaged with the projection of the second impeller such that all impellers are rotatable as an assembly. | 07-30-2009 |
20100196163 | METHOD OF MANUFACTURING IMPELLER, IMPELLER, AND COMPRESSOR HAVING IMPELLER - A method of manufacturing an impeller including a substantially disk-shaped disk, a cover facing the disk, and a blade provided between the disk and the cover, the method includes: forming a groove in a blade attachment surface of the disk or the cover so as to correspond to the shape of an edge tip of the blade; and bonding an inner surface of the groove to the edge tip of the blade through a bonding agent after inserting the edge tip of the blade into the groove. | 08-05-2010 |
20100316499 | ROTOR HEAD OF WIND POWER GENERATOR AND WIND POWER GENERATOR - A pitch drive device of a wind power generator capable of preventing the loss of reliability of the pitch drive device with a simple structure and a wind power generator are provided. A rotor head of a wind power generator in which a plurality of wind turbine blades are radially attached around a rotation axis is formed by joining a plurality of separately formed front rotor head and rear rotor head, and joint portions of the front rotor head and the rear rotor head are formed in a plane intersecting the rotation axis. | 12-16-2010 |
20110129346 | Fan Stall Inhibitor - An impeller blade hub profile which inhibits stall is described. In an embodiment, the hub profile includes a frontal rising contour followed by a rear constant contour. In another embodiment, the hub profile includes a frontal rapidly rising contour followed by a substantially rear constant contour. It was discovered that this combination is much more effective than conventionally known profiles. Also, the present invention provides a unique way of turning the flow within the passages of the rotating impeller blades. In an embodiment, the blade does not turn much over either the front portion of the hub or the rear portion of the hub, but instead turns near the boundary between the front portion and the rear portion. | 06-02-2011 |
20110243746 | COMPOSITE TURBINE BUCKET ASSEMBLY - A composite turbine blade assembly includes a ceramic blade including an airfoil portion, a shank portion and an attachment portion; and a transition assembly adapted to attach the ceramic blade to a turbine disk or rotor, the transition assembly including first and second transition components clamped together, trapping said ceramic airfoil therebetween. Interior surfaces of the first and second transition portions are formed to mate with the shank portion and the attachment portion of the ceramic blade, and exterior surfaces of said first and second transition components are formed to include an attachment feature enabling the transition assembly to be attached to the turbine rotor or disk. | 10-06-2011 |
20110274550 | Yoke and Bearing Fitting Assembly for Rotors - A yoke and bearing fitting assembly for a multi-blade aircraft rotor is disclosed. The assembly has a yoke having arms extending generally radially from a central portion of the yoke, the arms each having opposing surfaces. An aperture is formed in each arm and extends between the surfaces. A bearing fitting has a body configured for insertion into the aperture of the yoke and has two rims protruding from a periphery of the body, the body also having a bearing mount adapted for mounting a pitch change bearing assembly to the yoke. Each rim abuts one of the surfaces of the associated yoke arm when the bearing fitting is installed within the aperture, so as to create clamping forces between the rims and the arm and the arm. The bearing fitting transmits forces from the pitch bearing assembly into the yoke. | 11-10-2011 |
20120114489 | Marine Propeller Structure - A marine propeller which comprises at least two blades ( | 05-10-2012 |
20120171038 | Bolted connection for connecting two wind turbine components by bolts - A bolted connection for connecting two wind turbine components by bolts is proposed. Each of the bolts has a shaft and a plurality of threads. A transition region between the bolt shaft and the bolt threads is tapered. The bolted connection can be used to connect a rotor blade to a blade bearing of a wind turbine. | 07-05-2012 |
20120195762 | BLADE AND METHOD OF FABRICATING SAID BLADE | 08-02-2012 |
20130315743 | IMPELLER FOR ELECTRIC BLOWER - Disclosed herein is an impeller for an electric blower including: an upper plate; a lower plate; and a blade positioned between the upper plate and the lower plate, wherein the lower plate includes a burring part formed at an inner diameter portion thereof to which a shaft is insertedly coupled. In addition, disclosed herein is an impeller for an electric blower including: an upper plate; a lower plate; and a blade positioned between the upper plate and the lower plate, wherein the lower plate includes a burring part formed at an inner diameter portion thereof to which a shaft is insertedly coupled and a washer part extended in a direction perpendicular to the burring part. | 11-28-2013 |
20130336797 | Fan Blade Assembly - A fan blade assembly includes multiple blades sandwiched between a base and a cap. The base has a hollow shaft and has multiple mounting slots, positioning tubes and fixing holes. Each of the blades has a mounting seat having two lugs. The lugs of any two adjacent blades are inserted into the respective mounting slot. The mounting seat has at least one first through hole to allow insertion of the respective positioning tube, and has at least one second through hole. The cap has a mounting sleeve mounted on the shaft, multiple positioning posts each inserted into the respective first through hole and multiple threaded tubes each inserted into the respective second through hole. The fan blade assembly also includes multiple fastening screws each extended through the respective fixing hole and each screwed into the respective threaded tube. | 12-19-2013 |
20140044548 | Ceiling Fan Blade - A ceiling fan blade includes a blade having at least one locking plate embedded in the interior. The locking plate is provided thereon with at least one locking base protruding out of the reverse side of the blade. A blade holder to be locked with the blade is bored with a locking hole at a location corresponding with the locking base for the locking base to be inserted therein. The blade is firmly locked on the blade holder via at least one locking member. By so designing, there is not any locking member on the downward obverse side of a ceiling fan blade, able to maintain a smooth and pretty external appearance of the ceiling fan blade. | 02-13-2014 |
20160131152 | CEILING FAN - A ceiling fan includes a motor and plural blades. The motor has its topside and underside respectively secured with a fixed seat, which has its inner side formed with two protruding edges spaced apart and respectively having a pressing plate fixed thereon. The pressing plates are correspondingly combined with the fixed seats so that the blades can be firmly combined with the fixed seats via the pressing plates. The pressing plates can easily be processed and made by small-sized forming molds, able to lower manufacturing cost, and the blades of this invention can be secured on the motor quickly and stably and driven to rotate smoothly and steadily. Further, during assembly of the blades, fine adjustment can be done to respective assembly structure for overcoming errors caused by tolerance. To sum up, this invention is able to shorten man-hour in assembly, enhance assembly efficiency and increase economic gains. | 05-12-2016 |
20160131238 | METHOD OF FORMING A TORQUE CONVERTER IMPELLER INCLUDING MACHINING A WELD ROOT - A method of forming an impeller for a torque converter is provided. The method includes providing an impeller shell including a back axial surface for facing away from an interior of the torque converter, providing an impeller hub including an outer circumferential surface and forming a weld joining the impeller shell and the impeller hub. The weld is contiguous with the back axial surface of the impeller shell. The weld is also contiguous with the outer circumferential surface of the impeller hub. The weld includes a root where the impeller shell and the impeller hub meet the weld. The method also includes machining the root. An impeller for a torque converter is also provided. | 05-12-2016 |
20080273980 | TURBOMACHINE FAN - A turbomachine fan ( | 11-06-2008 |
20090053064 | Fan blade retention system - A turbofan engine blade retainer for use in retaining a fan blade to a fan disk. The blade retainer includes a fore blade retainer for limiting forward movement of the fan blade and an aft blade retainer for limiting aft movement of the fan blade. The fore blade retainer engages a fore portion of the fan blade and the aft blade retainer engaging an aft portion of the fan blade. | 02-26-2009 |
20100166560 | TURBOMACHINE ROTOR WHEEL HAVING COMPOSITE MATERIAL BLADES - The invention relates to a turbomachine rotor wheel ( | 07-01-2010 |
20110280731 | Blade Retainer Clip - A blade retainer clip for retaining a foot of a turbine blade in a shoe of a turbine disc of a turbine wheel includes: a clip shank that fits into a mating slot in the blade foot; a protuberance along a central portion of the clip shank that fits into a mating recess along the mating slot in the blade foot; a clip heel on one end of the clip shank that engages a heel of the blade foot and a heel of the disc shoe that expands radially from at least opposite sides of the clip shank; and a clip toe that extends beyond a toe of the disc shoe that is deformable to contact at least the toe of the disc shoe. | 11-17-2011 |
20110318185 | Lightened Axial Compressor Rotor - The present invention relates to a rotor stage of a compressor drum ( | 12-29-2011 |
20130330195 | Turbine Rotor and Blade Assembly with Multi-Piece Locking Blade - The present application provides a turbine rotor and blade assembly for a steam turbine. The turbine rotor and blade assembly may include a rotor, a number of buckets positioned about the rotor and a locking blade positioned about the rotor. The locking blade may include a base, a first side hook, and a second side hook. The locking blade may include a first side pilot hole defined between the base and the first side hook and a second side pilot hole defined between the base and the second side hook. | 12-12-2013 |
20160017737 | GAS TURBINE ENGINE ROTOR DISK-SEAL ARRANGEMENT - A disk-seal arrangement for a gas turbine engine rotor includes a blade retention disk having a longitudinally opening slot therein and a seal disk juxtaposed to said blade retention disk and a single anti-rotation tab received within the blade retention disk slot. The seal disk also includes a pair of balance slots disposed immediately adjacent the antirotation tab to offset the weight thereof for preserving rotor balance. A split ring is disposed longitudinally between the blade retention and seal disks for reacting longitudinal loading therebetween. The ends of the split ring seat against side surfaces of the antirotation between the split ring and the blade retention and seal disks. | 01-21-2016 |
20160102556 | SHAFT ARRANGEMENT - A rotor assembly and a method of assembling the rotor assembly typically for a turbine engine. The rotor assembly has a rotational axis, at least one rotor, a shaft having an axially extending bore, a tension stud extending axially through the rotor and into the bore for applying an axial load across the rotor and/or shaft. The rotor assembly further has a sleeve located at least partly within the bore and connected to the shaft by a first attachment and to the tension stud by a second attachment, the first attachment is located between the rotor and the second attachment. | 04-14-2016 |
20160108744 | ROTOR DISK BLADE WITH FRICTION-HELD ROOT, ROTOR DISK, TURBOMACHINE AND ASSOCIATED ASSEMBLY METHOD - A rotor disk blade for a turbine engine, the blade being made of composite material including fiber reinforcement obtained by multilayer weaving of yarns and densified by a matrix. The blade has a portion constituting an airfoil and a blade root forming a single piece, the blade root having two substantially plane opposite lateral flanks that are formed respectively extending the pressure side surface and the suction side surface of the airfoil. The blade root is clamped between two metal plates fastened against the lateral flanks of the blade root by a bolt and a nut passing through the plates and the blade root. The bolt has a head bearing against one of the two plates. The nut has a head bearing against the other plate. | 04-21-2016 |
20160138407 | TURBINE DISK ASSEMBLY INCLUDING SEPERABLE PLATFORMS FOR BLADE ATTACHMENT - An apparatus includes a disk, an attachment member, and a blade. The disk has an outer surface including a coupling portion. The attachment member has a coupling portion and defines at least a portion of an opening. The coupling portion of the first attachment member is configured to be coupled to the coupling portion of the disk. A portion of the blade is configured to be disposed within the opening when the coupling portion of the attachment member is coupled to the coupling portion of the disk. | 05-19-2016 |
20160177754 | BONDED FAN PLATFORM | 06-23-2016 |
20160186569 | Bucket assembly for replacing old bucket provided with turbine and method for replacing the same - A bucket assembly for replacing an old bucket is provided with a turbine and a method for replacing the same. The bucket to be replaced is removed and then the bucket assembly configured of a blade part, first and second dovetail members, and a coupling member is simply assembled in a male dovetail, without sequentially disassembling the already installed buckets though a notch opening upon replacing the damaged bucket among the already installed buckets in a tangential entry type dovetail, thereby shortening replacement time and replacement costs of the bucket assembly and preventing a secondary damage occurring to the rotor or the rotor wheel during the disassembling process. | 06-30-2016 |
20160195060 | SYSTEM AND METHOD FOR ATTACHING COMPONENTS TO A WEB IN A WIND TURBINE ROTOR BLADE | 07-07-2016 |