Patents Assigned to Delavan Inc.
  • Feedstock and methods of making feedstock for cold spray techniques
    Patent number: 10865482
    Abstract: A feedstock for a cold spray process includes a plurality of globule bodies. The globule bodies include a plurality of discrete particles bonded to one another to define porous globule bodies. The bonds between the particles are of sufficient strength such that the globule bodies can retain both the body integrity as well as the body shape when the body experiences acceleration from a conveying gas in a cold spray technique. Methods of making the feedstock and globule bodies are also described.
    Type: Grant
    Filed: November 28, 2017
    Date of Patent: December 15, 2020
    Assignee: Delavan Inc.
    Inventors: Sergey Mironets, Thomas J. Martin, Aaron T. Nardi, Alexander Staroselsky
  • Brazing components and techniques
    Patent number: 10858997
    Abstract: A method of joining includes applying braze to a braze reservoir in a first component. A second component is engaged to the first component, wherein a joint location is defined between the first and second components. A wicking structure provides flow communication from the braze reservoir to the joint location. The method also includes joining the first and second components together at the joint location by applying heat to the braze to flow the braze from the reservoir through the wicking structure to the joint location to form a braze joint at the joint location.
    Type: Grant
    Filed: January 24, 2019
    Date of Patent: December 8, 2020
    Assignee: Delavan Inc.
    Inventors: Jason A. Ryon, Lev Alexander Prociw
  • Fuel injectors for multipoint arrays
    Patent number: 10859269
    Abstract: A combustor dome system includes an annular combustor dome defining a main axis therethrough. The combustor dome includes opposed upstream and downstream faces, wherein the upstream face is configured to face upstream toward a compressor discharge space, wherein the downstream face is configured to face downstream toward a combustor space. The downstream face has a curved cross-sectional profile. A plurality of nozzles extends at least partially through the combustor dome from the upstream face to the downstream face for injection of fuel into the combustor space. A fuel manifold is in fluid communication with the plurality of nozzles.
    Type: Grant
    Filed: March 31, 2017
    Date of Patent: December 8, 2020
    Assignee: Delavan Inc.
    Inventors: Jason A. Ryon, Lev A. Prociw, Gregory A. Zink
  • Fuel quality monitoring systems
    Patent number: 10844794
    Abstract: A fuel system includes a fuel line configured to allow a fuel to flow therethrough and a fluoroscopy device attached to the fuel line such that the fluoroscopy device can input excitation radiation into the fuel line and receive fluorescent radiation emitted from the fuel in the fuel line.
    Type: Grant
    Filed: December 21, 2016
    Date of Patent: November 24, 2020
    Assignee: DELAVAN INC.
    Inventors: Lev A. Prociw, Haralambos Cordatos
  • Combustion systems having bayonet features
    Patent number: 10830440
    Abstract: A combustor for a gas turbine engine includes an inner combustor wall and an outer combustor wall radially outboard of the inner combustor wall. The inner and outer combustor walls define a combustion space therebetween with an upstream inlet and a downstream outlet. A combustor dome connects between inner and outer combustor walls at the upstream inlet of the combustion space. The combustor dome includes a plurality of circumferentially spaced apart nozzles and a plurality of tiles mounted to the combustor dome to fluidly separate a downstream side of the combustor dome from an upstream side of the combustor dome.
    Type: Grant
    Filed: April 9, 2018
    Date of Patent: November 10, 2020
    Assignee: Delavan Inc.
    Inventor: Lev Alexander Prociw
  • Fuel injector assemblies
    Patent number: 10830446
    Abstract: A method for assembling a fuel distribution system for a turbomachine fuel injector includes inserting a liquid fuel distributor into an interior cavity of a shroud to create a liquid fuel distribution circuit between the liquid fuel distributor and the shroud and inserting a gas fuel distributor into the interior cavity of the shroud and into an interior cavity of the liquid fuel distributor to create a gas fuel distribution circuit between the gas fuel distributor and the liquid fuel distributor. The method includes inserting a fuel transfer tube into an outer diameter of the shroud. The method includes brazing or shrink fitting at least one of the fuel transfer tube, the gas fuel distributor, or the liquid fuel distributor to the shroud.
    Type: Grant
    Filed: December 15, 2017
    Date of Patent: November 10, 2020
    Assignee: Delavan Inc.
    Inventors: Lev Alexander Prociw, Jason A. Ryon, Jacob Greenfield
  • Fluid spray injectors
    Patent number: 10807108
    Abstract: A fluid spray nozzle tip can include a feed hole body that defines at least one feed hole and a spray outlet, the at least one feed hole being in direct fluid communication with the spray outlet without also being in fluid communication with an upstream spin chamber. The at least one feed hole can be a plurality of feed holes, wherein the tip further includes a pintle sealing surface body extending from the feed hole body and configured to allow a pintle to seal against a sealing surface thereof.
    Type: Grant
    Filed: July 19, 2017
    Date of Patent: October 20, 2020
    Assignee: DELAVAN INC.
    Inventors: Andy W. Tibbs, Philip E. O. Buelow
  • Fuel injectors for turbomachines having inner air swirling
    Patent number: 10788214
    Abstract: A fuel injector for a turbomachine includes an inner heat shield having an air cavity wall defining an air cavity for allowing air to flow therethrough. The inner heat shield includes an integral air swirler forming a downstream end thereof. The integral air swirler extends in an axially downstream direction at least as far as a fuel distribution channel defined on or in a fuel distributor of the injector to direct airflow at an outlet of the fuel distributor.
    Type: Grant
    Filed: April 10, 2018
    Date of Patent: September 29, 2020
    Assignee: Delavan Inc.
    Inventors: Lev Alexander Prociw, Jason A. Ryon, Gregory A. Zink
  • STACKABLE AIR SWIRLERS
    Publication number: 20200292168
    Abstract: A swirler includes an inner body defining a swirl axis. A plurality of swirl vanes extend outward from the inner body. The swirl vanes define respective swirl slots therebetween for imparting swirl on a fluid passing through the swirl slots. A method of making swirlers includes additively manufacturing a stack of swirlers.
    Type: Application
    Filed: February 10, 2020
    Publication date: September 17, 2020
    Applicant: Delavan Inc.
    Inventors: Jason A. Ryon, Joseph Samo, Jacob Greenfield, Andy W. Tibbs
  • Internal fuel manifolds
    Patent number: 10774748
    Abstract: A fluid manifold including a manifold body having a first annular passage defined between a first wall of the manifold body and a second wall of the manifold body, wherein the second wall is radially inward from the first wall. A second annular passage is nested radially inward of the firsts annular passage, wherein the second annular passage is defined between the second wall of the manifold body and a third wall of the manifold body radially inward from the second wall of the manifold body.
    Type: Grant
    Filed: January 17, 2017
    Date of Patent: September 15, 2020
    Assignee: Delavan Inc.
    Inventors: Jason A. Ryon, Lev A. Prociw
  • Hydraulic plug
    Patent number: 10746340
    Abstract: A method of manufacturing a hydraulic plug. A shell with a circumferential wall, a sealed end, an open end and an axially extending cavity within is provided in which the cavity is defined by an internal surface with an inner diameter which narrows towards the open end. A head of an expander is inserted into the cavity, the expander further comprising a stem extending from the cavity for applying a tensile force (T) to the head. A sleeve is provided on a stem side of the head extending into the cavity, an end of the sleeve adjacent the head having an inner diameter which is less than a maximum outer diameter of the head. The sleeve is formed by expanding the sleeve by forcing the head into the end of the sleeve through urging the sleeve and/or expander towards the other in an axial direction.
    Type: Grant
    Filed: February 2, 2018
    Date of Patent: August 18, 2020
    Assignee: DELAVAN INC.
    Inventors: Marcin Cis, Dariusz Kiełbowicz
  • Fuel nozzles
    Patent number: 10731859
    Abstract: A nozzle assembly includes a fuel distributor for issuing a spray of fuel. A fuel conduit is in fluid communication with the fuel distributor and has a first end and a second end. The first end and/or the second end of the fuel conduit is operatively connected to the fuel distributor. The fuel conduit is configured to allow relative movement between the first end and the second end to accommodate dimensional variations of at least one of the nozzle assembly or a combustor. A nozzle system includes the nozzle assembly and a combustor wall having a nozzle inlet. The nozzle assembly is positioned adjacent to the nozzle inlet.
    Type: Grant
    Filed: July 21, 2017
    Date of Patent: August 4, 2020
    Assignee: Delavan Inc.
    Inventors: Lev A. Prociw, Jason A. Ryon, Gregory A. Zink
  • Air shrouds with air wipes
    Patent number: 10731860
    Abstract: An air shroud for a nozzle includes an air shroud body defining an inlet and an outlet in fluid communication with one another to allow an outer airflow to issue therefrom. The air shroud also includes an air wipe disposed outboard of the air shroud body including a web defining a plurality of air wipe outlets in fluid communication with a downstream surface of the air shroud body such that air can flow through the air wipe outlets and wipe the downstream surface of the air shroud body. The air wipe can be integral with the air shroud body.
    Type: Grant
    Filed: February 5, 2015
    Date of Patent: August 4, 2020
    Assignee: DELAVAN, INC.
    Inventors: Matthew R. Donovan, David H. Bretz, Philip E. Buelow
  • Methods, systems, and apparatuses for improving surface finish of additively manufactured parts
    Patent number: 10710212
    Abstract: A method of altering an additively manufactured part can include orienting a surface of the additively manufactured part toward a rotational center that may be independent of a rotational axis defined by the additively manufactured part, flowing an abrasive media past the surface, rotating the additively manufacturing part about the rotational center; urging abrasive particles in the abrasive media past the surface abrasive media to impinge the surface with centrifugal force generated by the rotating, and improving surface finish of the surface.
    Type: Grant
    Filed: October 30, 2017
    Date of Patent: July 14, 2020
    Assignee: Delavan Inc.
    Inventors: Eric Karlen, William Louis Wentland, Sergey Mironets
  • Support structures for additive manufacturing techniques
    Patent number: 10710306
    Abstract: A support structure for an additive manufacturing system includes a support body with a support body material and an interface disposed on the support body with an interface material. The interface material has a ductile-to-brittle transition temperature that is higher than the ductile-to-brittle temperature of the support body material for selectively fracturing the interface material to separate an additively manufactured article from the support body.
    Type: Grant
    Filed: May 21, 2018
    Date of Patent: July 14, 2020
    Assignee: Delavan Inc.
    Inventors: Kiley James Versluys, Sergey Mironets
  • 3D scanning systems
    Patent number: 10697756
    Abstract: A plate for a 3D scanning system can include a plate body configured to mount to a 3D scanning system, and a plurality of artifact alignment apertures defined in the plate body arranged in a predetermined pattern to allow a predetermined mounting arrangement of one or more artifacts. The artifact alignment apertures are configured to allow an artifact to be mounted to the plate body.
    Type: Grant
    Filed: September 15, 2016
    Date of Patent: June 30, 2020
    Assignee: Delavan Inc.
    Inventor: Joseph Samo
  • Braze joints
    Patent number: 10688577
    Abstract: A method of manufacturing includes depositing a first braze material to a first joint location between a first component having a first coefficient of thermal expansion and an intermediate component. The first component is fitted to the intermediate component at room temperature at the first joint location. A second braze material is deposited to a second joint location between the intermediate component and a second component having a second coefficient of thermal expansion. The second component is fitted to the intermediate component at room temperature at the second joint location. The intermediate component has a coefficient of thermal expansion between the first coefficient of thermal expansion and the second coefficient of thermal expansion.
    Type: Grant
    Filed: June 25, 2015
    Date of Patent: June 23, 2020
    Assignee: Delavan Inc.
    Inventor: Jerry Logsdon
  • TORSION TESTING MACHINE AND METHODS FOR ADDITIVE BUILDS
    Publication number: 20200182764
    Abstract: A system can include a torsion applicator (e.g., a torsion motor and shaft) configured to apply a torque to a test article that is additively built on and attached to a build plate. The system can include at least one twist sensor and at least one torque sensor. A method for determining quality of an additively manufactured article or batch thereof can include torsion testing at least one additively manufactured test article that is built on and attached to a build plate while the at least one test article is still attached to the build plate.
    Type: Application
    Filed: February 17, 2020
    Publication date: June 11, 2020
    Applicant: Delavan, Inc.
    Inventors: Jacob Greenfield, Thomas J. Ocken, Jerry Logsdon, Lukas Shea
  • Powder container systems for additive manufacturing
    Patent number: 10669071
    Abstract: A powder container can include a body defining a chamber having a bulk opening, a moveable cover configured to selectively cover the bulk opening, and a hopper nozzle extending from the body and in fluid communication with the chamber configured to allow powder to exit or enter the chamber, the hopper nozzle being smaller than the bulk opening.
    Type: Grant
    Filed: June 28, 2016
    Date of Patent: June 2, 2020
    Assignee: DELAVAN INC
    Inventors: Diana Giulietti, Matthew Donovan, Kiley J. Versluys, Daniel Brindley
  • Dual fuel radial flow nozzles
    Patent number: 10634355
    Abstract: A nozzle includes a nozzle body defining a longitudinal axis. The nozzle body includes an inner air passage fed by a radial swirler and having a converging conical cross-section. A first fuel circuit is radially outboard from the air passage with respect to the longitudinal axis. A second fuel circuit is radially outboard from the first fuel circuit with respect to the longitudinal axis, wherein each of the first fuel circuit and the second fuel circuit extends from a respective fuel circuit inlet to a respective annular fuel circuit outlet. An outer air passage is defined between a fuel circuit outer wall and an outer air passage wall, wherein the outer air passage is a converging non-swirling outer air passage.
    Type: Grant
    Filed: December 16, 2016
    Date of Patent: April 28, 2020
    Assignee: Delavan Inc.
    Inventors: Lev Alexander Prociw, Jason A. Ryon