General Electric Company

Younkoo Jeong

Vadim Bromberg

Carlos H Bonilla

Victor Fulton

John Thomas Sterle

Timothy Francis Andrews

Tyler Andrew Griffith

Joseph Lucian Smolenski

Peter Douglas Lueschen

William Thomas Carter

Weston Blaine Griffin

Shatil Sinha

Matthew Harper Hockemeyer

Jacob Mayer

James Duvall Bollacker

Kwok Pong Chan

Mary Kathryn Thompson

Michael R Tucker

Zhipeng Zhang

Vandana Keskar

Ying Mao

Ruben Egberto Fairman

Grant Alan Ingram

Bernard Patrick Bewlay

Bugra Han Ertas

Douglas Carl Hofer

Guanghua Wang

Todd Jay Rockstroh

Subhrajit Roychowdhury

Brandon Stephen Good

David Charles Bogdan, Jr

Alberto Santamaria-Pang

Shyam Sivaramakrishnan

Travis Gene Sands

Zhen Liu

Brian Scott McCarthy

Glen Charles Fedyk

Stephen Michael Deak

Gyeong Woo Cheon

Brian Harlow Farrell

Bijan Chitsaz

Nitin Garg

Zengshi Chen

Tyler Hater

Justin Gandee

Additive manufacturing apparatuses, components of additive manufacturing apparatuses, and methods of using such manufacturing apparatuses and components are disclosed. An additive manufacturing apparatus may include a recoat head for distributing build material in a build area, a print head for depositing material in the build area, one or more actuators for moving the recoat head and the print head relative to the build area, and a cleaning station for cleaning the print head.

Additive manufacturing apparatuses and methods

Embodiments of the present disclosure are directed to additive manufacturing apparatuses, cleaning stations incorporated therein, and methods of cleaning using the cleaning stations.

Fluid management and circulation systems for use in additive manufacturing apparatuses

Cleaning systems for additive manufacturing apparatuses and methods for using the same

Wiper arrays for use in additive manufacturing apparatuses

Additive manufacturing apparatuses are disclosed. In one embodiment, an additive manufacturing apparatus may comprise a support chassis including a print bay, a build bay, and a material supply bay. Each bay may comprise an upper compartment and a lower compartment. A working surface may separate each of the print bay, the build bay, and the material supply bay into the upper compartment and the lower compartment, wherein: the build bay may be disposed between the print bay and the material supply bay. The lower compartment of the build bay comprises bulkheads sealing the lower compartment of the build bay from the lower compartment of the print bay and the lower compartment of the material supply bay.

Additive manufacturing apparatuses and methods for using the same

A binder jet printing apparatus (), along with methods of its use, is provided. The binder jet printing apparatus () may include: a job box () having a actuatable build plate () therein; a supply box () having a bottom platform () that is actuatable within the supply box (); a print system including at least one print head () connected to a binder source () and configured to apply a pattern of binder onto an exposed powder layer () over the build plate () of the job box (); a recoat system () including a recoater configured to move from the supply box () to the job box () to transfer powder from the supply box () to the job box () so as to form a new powder layer () over the build plate () of the job box (); and a cure system () configured to direct electromagnetic radiation onto the job box ().

Binder jetting apparatus and methods

Improved gimbal systems, apparatus, articles of manufacture and associated methods are disclosed. Examples include a panel including a window, the window to define an aperture for a sensor; a platform to mount the sensor, the platform including a first pinion; a first stepper motor to move the first pinion about a first arched rack; a gimbal body including the first arched rack and a second pinion; and a second stepper motor to move the second pinion about a second arched rack, the second arched rack positioned orthogonally to the first arched rack.

Gimbal systems, apparatus, articles of manufacture and associated methods

An additive manufacturing system is provided. The additive manufacturing system includes a build platform and at least one workstation. The build platform defines a continuous workflow path and is configured to rotate about a build platform axis. The workstation is spaced apart from the build platform along the third direction and at least one of the build platform and the workstation is configured to move along the third direction. The workstation includes at least one particle delivery device, at least one recoating device, and at least one consolidation device. The particle delivery device is configured to deposit particles on the build platform. The recoating device is configured to distribute the deposited particles to form a build layer on the build platform. The consolidation device is configured to consolidate at least a portion of the build layer.

Systems and methods for additive manufacturing

A powder bed containment system for use with a rotating direct metal laser melting (DMLM) system includes an annular build plate, which includes an inner wall, an outer wall concentric with the inner wall and spaced radially apart from the inner wall, and a substantially planar build surface extending between the inner wall and the outer wall, where the substantially planar build surface is arranged to receive a weldable powder for manufacture of an object. The powder bed containment system also includes an outer containment wall radially outward of the outer wall of the annular build plate, an inner containment wall radially inward of the inner wall of the annular build plate, and at least one actuator mechanically coupled to at least one of i) the outer containment wall and ii) the inner containment wall, where the at least one actuator is configured to raise at least one of i) the outer containment wall and ii) the inner containment wall axially relative to the substantially planar build surface during manufacture of the object.

Powder bed containment systems for use with rotating direct metal laser melting systems

An applicator assembly for applying pressure to a composite structure includes an external frame, an applicator casing disposed substantially within the external frame, and an applicator disposed substantially within the applicator casing. The applicator casing includes a first membrane, and a first jamming material disposed within the first membrane. The applicator includes a second membrane, and a second jamming material disposed within said second membrane.

Applicator systems for applying pressure to a structure

A direct metal laser melting (DMLM) system includes a rotatable base, and a build plate mounted on and supported by the rotatable base, where the build plate includes a build surface. The DMLM system also includes a first actuator assembly, a first powder dispenser disposed proximate the build plate and configured to deposit a weldable powder on the build surface of the build plate. In addition, the DMLM system includes a first powder spreader disposed proximate the build plate and configured to spread the weldable powder deposited on the build surface of the build plate, and a first laser scanner supported by the first actuator assembly in a position relative to the build plate, such that at least a portion of the build surface is within a field of view of the first laser scanner. The first laser scanner is configured to selectively weld the weldable powder. The first laser scanner is further configured to translate axially relative to the build surface on the first actuator assembly.

Rotating direct metal laser melting systems and methods of operation

A device for the placement of material on a surface includes a housing, a motor coupled to the housing, and a driving component coupled to the housing and powered by the motor. The device further includes at least one guide chute defining a guide channel with the driving component. The device further includes a layup roller coupled to the housing adjacent the guide channel. The layup roller includes a roller surface and the guide channel is configured to discharge a quantity of material to the roller surface. The layup roller is configured to deposit the material onto the surface.

Device for application of composite materials

An axial load management system for a turbomachine including a rotating drivetrain, a thrust bearing assembly, a sensor, and a valve supply line. The rotating drivetrain includes a compressor section and an expander section fluidly coupled together by a closed flowpath. The thrust bearing assembly includes a thrust runner, a thrust bearing housing, and a gas thrust bearing extending between the thrust runner and the thrust bearing housing. Further, the gas thrust bearing supports the rotating drivetrain. The sensor is attached to at least one of the thrust bearing housing or the gas thrust bearing. The valve supply line is fluidly coupled to the closed flowpath. A valve positioned within the valve supply line selectively allows a working fluid to flow between the closed flowpath and a thrust chamber defined by a rotating surface and a fixed surface to modify an axial load on the rotating drivetrain.

Axial load management system

A heating assembly for a bioreactor is disclosed. The heating assembly includes a holder having a plurality of segments coupled to each other to define a unitary structure and a heating component coupled to at least one segment of the plurality of segments. The unitary structure includes a top end, a bottom end, and a side wall. The side wall extends between the top end and the bottom end and along a circumferential direction of the heating assembly to define a cavity. At least a portion of the unitary structure has a gradually varied perimeter along a direction perpendicular to a plane which intersects the side wall and is parallel to the top end and the bottom end.

Heating assembly for a bioreactor and an associated method thereof

Growing community of inventors

Clifton Park, NY, United States of America

Younkoo Jeong