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| Number | Title | Issue Date |
| 5866469 | Method of anodic wafer bonding A process is provided for protecting, containing, and/or completing fragile microelectronic and microelectromechanical (MEM) structures on a low conductivity substrate during anodic wafer bonding of a covering wafer. The wafer includes raised areas that c... | 02/02/1999 |
| 5484221 | Panel mounting system A fastening system for securing modular panels to an underlying support structure. The fastening system includes a number of pad members, preferably made of foamed material, secured to the underside of each panel, and a saw-like apparatus carried by the p... | 01/16/1996 |
| 5109912 | Drapery system A drapery system which allows for rapid hanging and removal of drapes has carriers which are connected to the drape panels using strips of Velcro material. Velcro material is secured to the drape panels at selected areas, such that when joined to the carr... | 05/05/1992 |
| 5082207 | Active flexible wing aircraft control system A system for controlling an aircraft by aeroelastic deflections of the wings which is effective beyond control surface reversal is disclosed. The system includes flexible wings, leading and trailing edge control surfaces attached to the wings, sensors to ... | 01/21/1992 |
| 4947174 | Vehicle shield A radar attenuator shield for a space vehicle is described having an open shell of radar attenuating material presenting a smooth external surface on one side and open on the opposite side in the general shape of a bathtub. The space vehicle is ensconced ... | 08/07/1990 |
| 4890784 | Method for diffusion bonding aluminum Diffusion bonding of aluminum alloys is performed using a thin alloy interlayer placed between mating surfaces of the alloy members to be bonded, the interlayer having a specific composition which is dependent upon the composition of the alloy members, th... | 01/02/1990 |
| 4834322 | High "g" protection system A high "g" protection system for a crewmember of an aircraft includes a seat and an upper torso support. The upper torso support is preferably secured to the crewmember's suit and to the seat. The torso support has a support plate and a support member whi... | 05/30/1989 |
| 4820355 | Method for fabricating monolithic aluminum structures A method for forming monolithic structures from a plurality of aluminum or aluminum alloy sheets is provided which integrates a method for producing a selective fine grain structure in each of the sheets, with roll bonding and superplastic forming. The sh... | 04/11/1989 |
| 4786337 | Method of treating aluminum-lithium alloys A process for heat treating an aluminum-lithium alloy material while preventing formation of lithium oxide and attendant lithium loss and associated strength degradation of the alloy, by application of a copper plating on the aluminum-lithium alloy materi... | 11/22/1988 |
| 4776536 | Integrated aircraft fuel thermal management system Aircraft thermal management is optimized by integration of normally separate airframe and engine fuel transfer/heat sink systems into a composite heat sink and secondary power source. Fuel temperature is controlled to limits set by coking and varnishing w... | 10/11/1988 |
| 4740121 | Reamer with unequally spaced flutes A reamer for making a tapered hole is disclosed. The reamer comprises a cylindrical forward portion joined to the front end of a conical rear portion, the rear portion tapering outwardly from its front end. The forward and rear portions have co-incident l... | 04/26/1988 |
| 4717433 | Method of cooling a heated workpiece utilizing a fluidized bed A fluidized bed of solid particulate material cools a heated workpiece through a temperature range critical to strength property determination. Upon immersion into the fluidized bed container the bed is allowed to collapse around the workpiece forming a u... | 01/05/1988 |
| 4704940 | Computer keyboard adaptor A device adapted to be removably placed over a computer keyboard which converts the keyboard to the format of a muscial instrument. The computer is programmed such that selected computer keys of the keyboard will synthesize different musical sounds. The d... | 11/10/1987 |
| 4673147 | Programmable ejection seat system A programmable crewmember emergency ejection system is disclosed which will eject the crewmember expeditiously from a disabled aircraft, while at the same time assuring that the crewmember will not be subjected to forces that are beyond crewmember toleran... | 06/16/1987 |
| 4664341 | Head restraint system A head restraint system is disclosed that is designed to protect the pilot's head against severe lateral forces. A circular track surrounds and is affixed to the pilot's helmet. The track is attached by two cables to a seat back. During normal flight cond... | 05/12/1987 |
| 4662803 | Reamer with unequally spaced flutes A reamer for making a tapered hole is disclosed. The reamer comprises a cylindrical forward portion joined to the front end of a conical rear portion, the rear portion tapering outwardly from its front end. The forward and rear portions have co-incident l... | 05/05/1987 |
| 4635461 | Veritcal press An improved insulated forming press for forming structures at elevated temperatures and pressures is disclosed. Vertical rams move vertical heated platens, vertical ram insulation blocks, and vertically oriented forming dies, to close about a workpiece. T... | 01/13/1987 |
| 4603808 | Super plastic forming method with heat treated seals A forming method for sealing sheet structure between two forming members wherein the sheets are subjected to high process temperatures and a high pressure differential. The method includes a heat treatment of a flaked graphite seal material to a temperatu... | 08/05/1986 |
| 4603089 | Laser welding of sandwich structures A process is disclosed for bonding multi-layer sheet structure by using controlled depth laser welding. The laser energy may be applied in stages, whereby the inner sheets are first welded together and, the outer sheets are then joined thereto. The sheets... | 07/29/1986 |
| 4597191 | Hair treatment apparatus A hair treatment means in the form of a flexible web substrate carrying a hair treating agent is connected to a support means. The treating agent is transferred to the hair with an air current passing through the substrate. The support means is preferably... | 07/01/1986 |
| 4596177 | Actuator system A hydraulic fluid powered actuation system preferably for controlling the position of a control surface of an aircraft in response to a plurality of redundant control signals is disclosed. The system comprises an actuator adapted to be mounted in the airc... | 06/24/1986 |
| 4588651 | Accordion expansion process A novel method of forming complex structures by using an accordion expansion process is disclosed. The process involves a plurality of flat workpieces of predesigned shapes and sizes that are positioned in such a manner, that after the workpieces have bee... | 05/13/1986 |
| 4582244 | Curved core sandwich structure forming method The invention involves a novel method for forming sine wave I-beams, and other sandwich structures having a curved core. The core pieces are flat prior to forming. The sandwich structure consists of two face pieces and two core pieces, wherein the core pi... | 04/15/1986 |
| 4577798 | Method of fabricating expanded sandwich panels having an enclosed core The invention concerns novel close-outs for sandwich structures and fabrication methods. The sandwich structures are formed by superplastic forming, accordion expansion, or a combination thereof. The close-out structure is formed from a plurality of flat ... | 03/25/1986 |
| 4577797 | Apparatus and method for making laminate structures An improved apparatus and forming method is disclosed for making laminate structures from a stack of worksheets using superplastic forming and diffusion bonding. A fluid line is inserted into the forming die which is connected to the stack by a slot in on... | 03/25/1986 |
| 4562546 | Stability augmentation system for a forward swept wing aircraft A stability augmentation system for a forward swept wing aircraft is disclosed that corrects a dynamic instability phenomenon which occurs when the whole vehicle (rigid body) motion couples with the wing structural motion. The sensors are positioned and t... | 12/31/1985 |
| 4543873 | Method and system for store rack carriage A system and method which allows for the change of pitch angle of a store as required during the mission of an aircraft to minimize the frontal area of the store. By minimizing the drag of the store during the flight, the range of the weapon delivery syst... | 10/01/1985 |
| 4535222 | Temperature control system A temperature control system is disclosed which supplies a fluid which acts as a temperature effecting agent for the system. The fluid is conveyed through the system with a temperature control means regulating the temperature of the fluid and a fluid cont... | 08/13/1985 |
| 4530197 | Thick core sandwich structures and method of fabrication thereof A thick metallic sandwich structure having improved strength properties is formed by superplastic forming and selective metallurgical bonding. The structure normally includes at least five sheets (including two face sheets and at least three core sheets),... | 07/23/1985 |
| 4526312 | Low cost method of making superplastically formed and diffusion bonded structures A method of making metallic sandwich structures is disclosed using a plurality of metal blank workpieces with at least one of the blank workpieces capable of being superplastically formed against a surface of a die. At least one of the blanks is treated a... | 07/02/1985 |
| 4502309 | Method of removing formed parts from a die A method of removing a formed part from a die, said part produced by clamping a preform between first and second dies, bringing said preform to within an elevated temperature range suitable for superplastic forming of said preform, and applying pressure t... | 03/05/1985 |
| 4481703 | Method of making rib structures for an airfoil A method is disclosed for fabricating rib structures of different sizes for a segment of an airfoil having both a spanwise taper in thickness and at least one aerodynamic surface having a substantially constant radius of curvature in the chordwise directi... | 11/13/1984 |
| 4469295 | Hydrodynamic ram attenuating fuel tank An aircraft fuel tank subject to penetration by projectiles that is improved by virtue of being a segmented container having a frangible liner secured to one internal wall of the fuel container thereby forming an auxiliary tank. Damage caused by hydrodyna... | 09/04/1984 |
| 4420958 | Method and apparatus for regulating preselected loads on forming dies An improvement to an apparatus for and method of making structures from at least one workpiece is disclosed. The prior art apparatus and method comprised a pair of dies which were clamped about the periphery of the at least one workpiece creating a gap th... | 12/20/1983 |
| 4406393 | Method of making filamentary reinforced metallic structures A method of making filamentary reinforced metallic structures is disclosed. The method uses a stack of workpieces having two principal opposed surfaces. At least one of the outer workpieces comprises at least one inner sheet made of a metal matrix materia... | 09/27/1983 |
| 4399968 | Controlled output force actuator An actuator for ejecting a store from an aircraft, with a pre-selected force vs stroke profile, is disclosed. The actuator comprises a cylinder and a fixed tubular member coupled to a source of fluid under pressure having a first array of orifices for flo... | 08/23/1983 |
| 4395007 | Actuation system for a control surface of an aircraft An actuation system for rotating a control surface mounted on an aircraft airfoil, the control surface being rotatable about a first axis at an acute angle to the longitudinal axis of the aircraft is disclosed. The invention comprises a first crank having... | 07/26/1983 |
| 4392602 | Method of making sandwich structures by superplastic forming and diffusion bonding An improvement is disclosed to the method of forming sandwich structures wherein a plurality of workpieces having opposed principal surfaces are placed in a stack contacting facing principal surfaces and thereafter diffusion bonding portions of said facin... | 07/12/1983 |
| 4386650 | Temperature control system A temperature control system is disclosed which supplies a fluid which acts as a temperature effecting agent for the system. The fluid is conveyed through the system with a temperature control means regulating the temperature of the fluid and a fluid cont... | 06/07/1983 |
| 4381657 | Method of removing formed parts from a die A method is disclosed for removing a part from a die, the part having been produced by clamping a preform between first and second dies and forming at least a portion of the preform into a cavity of the first die. The method comprises the steps of drawing... | 05/03/1983 |
