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Delavan Inc patents


Recent patent applications related to Delavan Inc. Delavan Inc is listed as an Agent/Assignee. Note: Delavan Inc may have other listings under different names/spellings. We're not affiliated with Delavan Inc, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "D" | Delavan Inc-related inventors


Flexible swirlers

A swirler includes a swirler body and a plurality of axial swirl vanes extending radially outward from the swirler body. At least one of the swirler body or vanes includes a spring channel defined therethrough. ... Delavan Inc

Atomizers

An atomizer includes an atomizer body with a plurality of air passages defined therethrough from an upstream end of the atomizer body to a downstream end thereof. The air passages together define an air circuit through the atomizer body. ... Delavan Inc

Staged dual fuel radial nozzle with radial liquid fuel distributor

A nozzle includes a nozzle body defining a longitudinal axis and including a primary distributor and a secondary distributor. The primary distributor has an inner air passage fed by a radial swirler; a first fuel circuit radially outboard from the inner air passage with respect to the longitudinal axis; a second fuel circuit 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; and an outer air passage 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. ... Delavan Inc

Dual fuel radial flow nozzles

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. ... Delavan Inc

Staged radial air swirler with radial liquid fuel distributor

A nozzle includes a nozzle body with an inner air passage fed by a first radial swirler and a second radial swirler axially downstream of the first radial swirler. A first fuel circuit is axially between the first and second radial swirlers. ... Delavan Inc

Fuel quality monitoring systems

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.. . ... Delavan Inc

Fluid valves

A fluid valve for a gas turbine engine includes a valve body with a fluid inlet and a fluid outlet, a fluid circuit extending between the fluid inlet and the fluid outlet, and a linkage. The linkage is arranged within the fluid circuit between the fluid inlet and the fluid outlet to apply effort from a solenoid actuator to a valve member movable between first and second positions within the fluid circuit to meter fluid flow between the fluid inlet and the fluid outlet to issue fuel into a combustor of the gas turbine engine.. ... Delavan Inc

Systems and methods for radiographic inspection

An inspection method include introducing a mixture of expanding foam and a particulate material into a region of interest of an object, fixing the powder within the region of the interest relative to the object, and acquiring image data of the object and particulate mixture using an x-ray source and an x-ray detector. The particulate has a density that is greater than the density of a material forming the object to provide contrast between the region of interest and the object in an image generated using the image data.. ... Delavan Inc

Nozzles with internal manifolding

A nozzle includes a nozzle body defining a liquid circuit extending from a liquid inlet to a liquid outlet. The liquid circuit includes a plurality of spiral liquid passages spiraling radially inward relative to a spray axis. ... Delavan Inc

Feedstock and methods of making feedstock for cold spray techniques

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. ... Delavan Inc

3d scanning systems

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.. ... Delavan Inc

Directionally biased valve

A valve for regulating fluid flowing bidirectionally therethrough includes a first flow body defining a passage configured to direct fluid flow in a downstream direction defined from the inlet to the outlet. The inlet includes an enlargement configured to provide decreased resistance to fluid flow in the downstream direction relative to flow in an upstream direction opposite the downstream direction.. ... Delavan Inc

Flexible coupling arrangements for drive systems

A flexible coupling arrangement includes an outer first member, an outer second member, and an outer flexible coupling. The outer flexible coupling is arranged to transmit torque between the outer first member and the outer second member while allowing at least one of angular misalignment and axial misalignment between the outer first member and the outer second member. ... Delavan Inc

Resonant modes in sprays

A system for inspecting spray nozzles includes a nozzle operatively connected to a source of pressurized liquid for issuing a spray from the nozzle. The system also includes a sensor positioned to detect frequencies of resonant modes in the spray. ... Delavan Inc

01/18/18 / #20180017171

Dynamic valve seal having retaining features

A dynamic seal assembly is disclosed for use in a valve having an upstream pressure side and a downstream pressure side, the dynamic seal assembly including an annular seal member having a generally c-shaped cross-section and including opposed upstream and downstream legs defining an internal cavity with an opening facing toward the upstream pressure side of the valve, wherein the upstream leg has a radial length that is greater than a radial length of the downstream leg and includes a retaining foot that extends angularly away from the upstream leg in an upstream direction at an angle of between about 0° and 90°, and a metallic spring is disposed within the internal cavity of the seal member for providing a constant sealing force to the seal member.. . ... Delavan Inc

01/18/18 / #20180016986

Filter screens and methods of making filter screens

A filter screen includes a plate body with an upstream surface, an opposed downstream surface, and an array of apertures extending between the upstream surface and the downstream surface. A polytetrafluoroethylene-based layer overlays the upstream surface between apertures of the aperture array, the polytetrafluorethylene-based layer being conformally disposed over the upstream surface of the plate body and spanning the upstream surface between the apertures of the aperture array to slow deposition of carbonaceous deposits on the filter screen.. ... Delavan Inc

01/18/18 / #20180016919

Thermal barrier coatings with enhanced reflectivity

A structure includes a substrate, and a thermal barrier coating comprising a base material and one or more reflective layers disposed in the base material, each reflective layer having a plurality of reflective particulates. The structure can be a turbine blade, for example.. ... Delavan Inc

01/18/18 / #20180015484

Prevention of deposits on engine components

A fuel and/or lubricant system for an engine can include an engine component configured to be in fluid communication with the fuel and/or lubricant, and an alternating current (ac) source electrically connected to the engine component to create an electric field of alternating polarity to subject particles within the fuel and/or lubricant to dielectrophoresis as the fuel and/or lubricant passes through the electric field to prevent deposits from forming on the engine component. In certain embodiments, the engine component can be a filter screen configured to filter the fuel and/or lubricant to subject particles within the fuel and/or lubricant to dielectrophoresis as the fuel and/or lubricant passes through the filter screen.. ... Delavan Inc

01/11/18 / #20180010563

Variable angle multi-point injection

A nozzle for injecting liquid includes a nozzle body defining a flow channel and a swirl ante-chamber in fluid communication with the flow channel. An injection point orifice is defined in the swirl ante-chamber. ... Delavan Inc

12/28/17 / #20170370005

Additive manufacturing processing with oxidation

A method includes additively manufacturing an article in an inert environment, removing the article from the inert environment and placing the article in a non-inert environment, allowing at least a portion the article to oxidize in the non-inert environment to form an oxidized layer on a surface of the article, and removing the oxidized layer (e.g., to smooth the surface of the article). The method can further include relieving stress in the article (e.g., via heating the article after additive manufacturing).. ... Delavan Inc

12/28/17 / #20170369205

Powder container systems for additive manufacturing

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.. . ... Delavan Inc

12/28/17 / #20170368646

Brazing components and techniques

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. ... Delavan Inc

12/28/17 / #20170368562

Fluid seeders

A seeder includes a housing defining a cavity, a housing gas inlet, and a seeder outlet. A sprayer is disposed within the cavity and includes a sprayer gas inlet configured to receive a gas, wherein the sprayer gas inlet is in fluid communication with the housing gas inlet. ... Delavan Inc

11/16/17 / #20170326642

Additive manufacturing build plates and handling

An additive manufacturing build plate system includes a plate body defining a build surface and a rear surface opposite the build surface. A peripheral surface extends between the rear surface and the build surface. ... Delavan Inc

10/12/17 / #20170291358

Smoke and soot removal systems for additive manufacturing

An intake manifold for an additive manufacturing system includes a body defining a flow channel therein. The body includes an inlet end defining an inlet configured to intake gas and/or particles from a build area of the additive manufacturing system, and an outlet end defining an outlet that is fluidly connected to the inlet through the flow channel. ... Delavan Inc

10/12/17 / #20170291263

Alloy selection method for additive manufacturing

A method for selecting an alloy for additive manufacturing includes melting a first material and a second material together to create a material melt, spinning the material melt to create melt spun ribbons, welding the ribbons together to produce a weld, and determining a weld quality of the weld.. . ... Delavan Inc

10/05/17 / #20170282273

Deposition of braze preform

A method of manufacturing includes depositing a braze filler adjacent to a void between a first component and a second component thus holding the components in position before brazing. The first and second components are heated to melt and flow the braze filler into the void. ... Delavan Inc

07/27/17 / #20170211480

Discrete jet orifices

A nozzle tip includes a nozzle tip body defining an upstream surface and an opposed downstream surface. An outlet orifice is defined through the nozzle tip body for fluid communication from a space upstream of the upstream surface to a space downstream of the downstream surface. ... Delavan Inc

07/20/17 / #20170205070

Swirlers

A swirler includes a swirler body defining a longitudinal axis. A stack of swirler plates is assembled to the swirler body stacked in a direction along the longitudinal axis. ... Delavan Inc

07/20/17 / #20170204746

Strainers

A strainer body strainer body has a conical or bullet-like shape and includes a tip portion, a midsection, and a base portion. The midsection connects the tip portion to the base portion such that the tip portion, midsection, and base portion are aligned with one another along a straining axis defined by the strainer body. ... Delavan Inc

06/22/17 / #20170176011

Compensating for thermal expansion via controlled tube buckling

One embodiment includes a fuel injector for a gas turbine engine. The fuel injector has an inlet fitting for receiving fuel. ... Delavan Inc

06/22/17 / #20170176010

Injector fittings

An injector includes a feed arm extending from an inlet fitting to a nozzle body opposite the inlet fitting. The nozzle body includes a spray outlet in fluid communication with the inlet fitting for issuing a spray of fluid supplied at the inlet fitting. ... Delavan Inc

05/18/17 / #20170138266

Thermal management for injectors

An injector for a gas turbine engine includes a feed arm including a primary and a secondary fluid passage. An inlet assembly is fixed at an upstream end of the feed arm having at least one inlet in fluid communication with the primary and the secondary fluid passages. ... Delavan Inc

05/11/17 / #20170129009

Additive manufacture of electrically conductive materials

A method of additive manufacturing includes depositing a layer of absorptive material onto a workpiece, depositing a layer of additive manufacturing stock powder onto the workpiece, and fusing the stock powder to the workpiece using a focused energy source at a wavelength wherein the absorptive material has a higher absorptivity at the wavelength of the focused energy source than the absorptivity of the stock powder at that wavelength. The focused energy source can be a laser, e.g., with a 1064 nm wavelength, for example.. ... Delavan Inc

05/11/17 / #20170128981

Bulk metallic glass components

A method of forming a bulk metallic glass (bmg) cladding includes bringing a bmg material to a temperature lower than or equal to the crystallization temperature of the bmg material, and at least in some embodiments greater than or equal to the glass transition temperature of the bmg material and. The method also includes depositing the bmg material onto a substrate with interlock surface features such that the bmg material interlocks with the interlock surface features of the substrate.. ... Delavan Inc

04/20/17 / #20170108223

Airblast injectors

An injector includes a fuel distributor with a first fluid inlet and a first fluid outlet, with a first fluid circuit for fluid communication between the first fluid inlet and the first fluid outlet. The fuel distributor includes a second fluid inlet and a second fluid outlet, with a second fluid circuit for fluid communication between the second fluid inlet and outlet. ... Delavan Inc

04/20/17 / #20170108222

Variable angle spray cone injection

A method of issuing a spray cone from a nozzle includes modulating flow to two separate first and second fluid circuits, each connected to a common injection point orifice to vary spray angle on a substantially hollow spray cone over time to create a full spray cone. Modulating can include controlling first and second flow modulators, connected to the first and second fluid circuits, respectively, to coordinate oscillating flow rate modulation of both of the first and second fluid circuits. ... Delavan Inc

04/20/17 / #20170106477

Additive manufacturing systems and methods

A method for additively manufacturing an article includes applying energy to a powder to produce a weld pool of molten powder and applying an electromagnetic field to the weld pool to control one or more characteristics of the weld pool. Applying the electromagnetic field can include applying an electric field and/or a magnetic field to the weld pool.. ... Delavan Inc

03/30/17 / #20170088953

Feedstock and methods of making feedstock for cold spray techniques

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. ... Delavan Inc

03/23/17 / #20170082288

Air entrance effect

A nozzle includes a nozzle body defining longitudinal axis with a liquid circuit extending axially in a downstream direction from a liquid inlet to a spray orifice, and an air circuit, e.g. An inner air circuit, extending axially downstream from an upstream air inlet to an air outlet proximate the spray orifice. ... Delavan Inc

03/23/17 / #20170080543

Additive manufacture of interior passages

A method of additive manufacturing includes additively forming a workpiece. The workpiece defines an interior passage therethrough with a passage surface. ... Delavan Inc

03/23/17 / #20170080361

Strainers

A strainer has a strainer body with a width and a height. The height of the strainer body is smaller than the width of the strainer body. ... Delavan Inc

02/16/17 / #20170045152

Fluid valves

A fluid valve use in a turbomachine in a high temperature location includes a fluid inlet, a fluid outlet, a fluid circuit defined between the fluid inlet and the fluid outlet, and a solenoid including a solenoid casing. The solenoid is disposed between the fluid inlet and fluid outlet. ... Delavan Inc

02/16/17 / #20170044416

Particulates for additive manufacturing techniques

A particulate for an additive manufacturing technique includes a particulate body formed from a particulate material and a coating disposed over particulate body. The coating includes a carbonaceous material that has a reflectivity that is lower than a reflectivity of the particulate material to reduce an energy input requirement of the particulate such that less energy is necessary to fuse the particulate into a layer of an article fabricated using the additive manufacturing technique. ... Delavan Inc

02/16/17 / #20170044354

Particulates for additive manufacturing techniques

A particulate for an additive manufacturing technique includes metallic particulate bodies with exterior surfaces bearing a polymeric coating. The polymeric coating is conformally disposed over the exterior surface that prevents the underlying metallic body from oxidation upon exposure to the ambient environment by isolating the metallic particulate bodies from the ambient environment. ... Delavan Inc

02/09/17 / #20170038342

Systems for quality monitoring of additive manufacturing

A system for quality monitoring of additive manufacturing includes an acoustic emission (ae) sensor configured to be attached to an additive manufacturing substrate and to output a sensor signal indicative of acoustic vibrations received at the ae sensor and an ae module. The ae module is configured to receive the sensor signal from the ae sensor and process the sensor signal to determine at least one characteristic of an additive manufacturing process and/or an additively manufactured article.. ... Delavan Inc

02/09/17 / #20170038073

Image conduit for fuel nozzle assemblies

A fuel nozzle for a gas turbine engine includes a feed arm including a fuel passage for issuing a spray of fuel. A nozzle assembly is fixed at an upstream end of the feed arm having a fuel inlet in fluid communication with the fuel passage. ... Delavan Inc

02/09/17 / #20170037783

Fuel staging

A fuel injector includes a feed arm with an inlet end and a nozzle body extending from the feed arm at an end opposite the inlet end. The nozzle body defines a prefilming chamber that opens into an annular outlet orifice for issuing a spray therefrom. ... Delavan Inc

02/09/17 / #20170036401

Systems and methods for post additive manufacturing processing

A system for removing powder from an additively manufactured article includes a powder removal mechanism. The powder removal mechanism can include a build plate holder configured to hold a build plate at a distal end thereof. ... Delavan Inc

02/02/17 / #20170033377

Multi-fluid nozzles

A fuel cell nozzle includes a fuel circuit receiver configured to receive a fuel circuit and an air circuit. At least a portion of the air circuit is integrally formed with the fuel circuit receiver. ... Delavan Inc

02/02/17 / #20170028651

Support structures for additive manufacturing techniques

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.. ... Delavan Inc








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