Patent application number | Description | Published |
20100065552 | SYSTEMS AND METHODS FOR FABRICATION OF THERMOPLASTIC COMPONENTS - A method of fabricating a thermoplastic component using inductive heating is described. The method includes positioning a plurality of induction heating coils to define a process area for the thermoplastic component, wherein the plurality of induction heating coils comprises a first set of coils and a second set of coils. The method also includes controlling a supply of electricity provided to the plurality of inductive heating coils to intermittently activate the coils. The intermittent activation is configured to facilitate prevention of electromagnetic interference between adjacent coils. | 03-18-2010 |
20110229720 | Method and Apparatus For Curing a Composite Part Layup - A composite part layup is cured using a set of tools adapted to hold the layup and which include at least one tool face contacting the layup. Means are provided for heating the tool face to cure the part layup, and for selectively cooling sections of the tool face. | 09-22-2011 |
20120255947 | COMPOSITE INDUCTION CONSOLIDATION APPARATUS AND METHOD - A composite induction consolidation apparatus includes a base mandrel and a ferromagnetic base mandrel facesheet having a specific Curie temperature carried by the base mandrel. The base mandrel facesheet is adapted to support a composite part and allow ambient air pressure to compact the composite part against the base mandrel facesheet. At least one magnetic induction coil is provided in the base mandrel | 10-11-2012 |
20120291948 | THERMOPLASTIC WELDING APPARATUS AND METHOD - A thermoplastic welding apparatus includes a thermoplastic welding tool, at least one tooling surface in the thermoplastic welding tool, a magnetic induction coil in the thermoplastic welding tool and generally encircling the at least one tooling surface and at least one smart susceptor in the thermoplastic welding tool at the at least one tooling surface. The magnetic induction coil is adapted to generate a magnetic flux field oriented generally parallel to a plane of the at least one smart susceptor. | 11-22-2012 |
20130034705 | Molybdenum Composite Hybrid Laminates and Methods - In an embodiment of the disclosure, there is provided a molybdenum composite hybrid laminate. The laminate has a plurality of composite material layers. The laminate further has a plurality of surface treated molybdenum foil layers interweaved between the composite material layers. The laminate further has a plurality of adhesive layers disposed between and bonding adjacent layers of the composite material layers and the molybdenum foil layers. | 02-07-2013 |
20130134154 | SYSTEM AND METHOD OF ADJUSTING THE EQUILIBRIUM TEMPERATURE OF AN INDUCTIVELY-HEATED SUSCEPTOR - A system for inductively heating a workpiece may include an induction coil, at least one susceptor face sheet, and a current controller coupled. The induction coil may be configured to conduct an alternating current and generate a magnetic field in response to the alternating current. The susceptor face sheet may be configured to have a workpiece positioned therewith. The susceptor face sheet may be formed of a ferromagnetic alloy having a Curie temperature and being inductively heatable to an equilibrium temperature approaching the Curie temperature in response to the magnetic field. The current controller may be coupled to the induction coil and may be configured to adjust the alternating current in a manner causing a change in at least one heating parameter of the susceptor face sheet. | 05-30-2013 |
20140099477 | COMPOSITE STRUCTURE HAVING A STABILIZING ELEMENT - A composite structure may include a laminate and a stabilizing element. The laminate may have a plurality of composite plies. The composite structure may include a geometric discontinuity that may be associated with the laminate. The stabilizing element may be included with the composite plies and may be located proximate the geometric discontinuity. | 04-10-2014 |
20150020975 | APPARATUS FOR CURING A COMPOSITE PART LAYUP - A composite part layup is cured using a set of tools adapted to hold the layup and which include at least one tool face contacting the layup. Means are provided for heating the tool face to cure the part layup, and for selectively cooling sections of the tool face. | 01-22-2015 |
20150048080 | METHODS FOR FABRICATION OF THERMOPLASTIC COMPONENTS - A method of fabricating a thermoplastic component using inductive heating is described. The method includes positioning a plurality of induction heating coils to define a process area for the thermoplastic component, wherein the plurality of induction heating coils comprises a first set of coils and a second set of coils. The method also includes controlling a supply of electricity provided to the plurality of inductive heating coils to intermittently activate the coils. The intermittent activation is configured to facilitate prevention of electromagnetic interference between adjacent coils. | 02-19-2015 |
20150306859 | MOLYBDENUM COMPOSITE HYBRID LAMINATES AND METHODS - A method of forming a molybdenum composite hybrid laminate is disclosed. The method includes treating a surface of each of a plurality of molybdenum foil layers. The method further includes interweaving the surface treated molybdenum foil layers with a plurality of composite material layers. The method further includes bonding with an adhesive layer each of the surface treated molybdenum foil layers to adjacent composite material layers to form a molybdenum composite hybrid laminate having improved yield strength. | 10-29-2015 |
Patent application number | Description | Published |
20120067514 | METHOD AND APPARATUS FOR MAKING FIBER REINFORCED COMPOSITE TUBES - A composite tube is made by applying a mixture of individual reinforcing fibers and a resin onto the interior cylindrical wall of the spinning mandrel. | 03-22-2012 |
20120145703 | Curing Composites Out-Of-Autoclave Using Induction Heating with Smart Susceptors - A composite part is cured out-of-autoclave using an inductively heated, stand-alone tooling. The part in placed on a tool and is covered by a heating blanket. One side of the part is heated by inductive coil circuits in the tool, and the other side of the part is heated by inductive coil circuits in the blanket. | 06-14-2012 |
20130082047 | Induction Heating Using Induction Coils in Series-Parallel Circuits - A part is inductively heated by multiple, self-regulating induction coil circuits having susceptors, coupled together in parallel and in series with an AC power supply. Each of the circuits includes a tuning capacitor that tunes the circuit to resonate at the frequency of AC power supply. | 04-04-2013 |
20140219854 | Method of Consolidating/Molding Near Net-Shaped Components Made from Powders - A method for consolidating a pre-form made of powder, comprising: (a) placing the pre-form between smart susceptors; (b) heating the smart susceptors to a leveling temperature by applying a varying low-strength magnetic field having a magnetic flux that passes through surfaces of the smart susceptors; (c) applying consolidation pressure to the pre-form at least during a time period subsequent to the temperature of the smart susceptors reaching the leveling temperature; and (d) while consolidation pressure is being applied, applying a pulsed high-strength magnetic field having a magnetic flux that passes through a surface of the pre-form. The strength and pulse rate of the high-strength magnetic field are selected so that the crystallographic phase of the pre-form will rapidly oscillate at a substantially constant temperature. The pulsed high-strength magnetic field is applied sufficiently long that superplasticity of the pre-form is attained during phase oscillation. | 08-07-2014 |
20150136327 | METHOD AND APPARATUS FOR MAKING FIBER REINFORCED COMPOSITE TUBES - A composite tube is made by applying a mixture of individual reinforcing fibers and a resin onto the interior cylindrical wall of the spinning mandrel. | 05-21-2015 |
20150298335 | AUTOMATED APPARATUS FOR USE IN SELECTIVELY CUTTING SIDE WALLS OF A HONEYCOMB CORE - An automated apparatus for use in selectively cutting side walls of a honeycomb core is provided. The apparatus includes an end effector, a cutting tool coupled to the end effector, wherein the end effector is configured to position the cutting tool in an initial cutting position based on a schematic geometry of the honeycomb core. The automated apparatus also includes an adaptive vision system configured to direct the end effector to modify the initial cutting position based on an actual geometry of the honeycomb core acquired by the adaptive vision system. | 10-22-2015 |