1
Dilip K Bhadra, Richard L Creedon, C Ross Harder: Combined valve/cylinder using electro-rheological fluid. GA Technologies, Fitch Even Tabin & Flannery, June 20, 1989: US04840112 (15 worldwide citation)

Electrically controlled combined valve/cylinder apparatus. The apparatus includes a housing having a cylindrical body and spaced first and second end walls closing the body. A cylinder is positioned inside the body and a piston is positioned inside the cylinder for reciprocal movement. A control ram ...


2
Richard L Creedon: Application of inwardly directed prestressing pressure to concrete members. General Atomics, Fitch Even Tabin & Flannery, September 20, 1988: US04771530 (14 worldwide citation)

Methods for forming prestressed concrete members wherein a pressure-containing casing is disposed around the outside surface of the concrete member and is spaced therefrom so that a cavity is formed between the casing and the outside surface of the concrete member. A pressurized medium is injected i ...


3
Richard L Creedon: Barrel assembly for electromagnetic rail gun. GA Technologies, Fitch Even Tabin & Flannery, February 10, 1987: US04641567 (11 worldwide citation)

A barrel assembly for an electromagnetic rail gun is strong enough to withstand bursting forces generated during firing of the gun and has cooling capacity sufficient to enable the barrel to be fired repeatedly without overheating. The barrel includes a pair of elongated, generally parallel conducti ...


4
Michael W Dew, Richard L Creedon: Superconducting transmission line system. General Atomics, Fitch Even Tabin & Flannery, August 7, 1990: US04947007 (11 worldwide citation)

A superconducting transmission line system for transferring electrical power over long distances. The system includes a superconducting transmission line extending from a first location where power is supplied to the line to a second location where electrical power is taken from the line. The line i ...


5
Thomas W Hurn, Richard L Creedon: Rail gun barrel with circumferentially variable prestressing. General Atomics, Fitch Even Tabin & Flannery, December 31, 1991: US05076135 (10 worldwide citation)

A rail gun barrel has a pair of opposed spaced apart rails separated by a pair of opposed stepped insulator members, which cooperate to define an internal bore. Interior body members surround the bore-defining components and fill the space between those components and an outer surrounding containmen ...


6
Richard L Creedon: Variable modulus filament wound pressure tube. GA Technologies, Fitch Even & Tabin, September 15, 1987: US04693281 (10 worldwide citation)

Filament wound pressure tube has layers of filaments wound helically. The filaments of each such layer are disposed at an angle to a line parallel to the longitudinal axis of said tube which angle is approximately equal to a respective angle .theta. to the line, such angle .theta. being chosen such ...


7
Dilip K Bhadra, Richard L Creedon, C Ross Harder, Bourque Robert F: Combined wheel/brake apparatus using electro-rheological fluid. General Atomics, Fitch Even Tabin & Flannery, February 7, 1989: US04802560 (9 worldwide citation)

A combined wheel/brake apparatus employing an electro-rheological fluid. The apparatus includes a wheel rotatably mounted on an axle and a first array of spaced, electrically conductive vanes extending in a first direction with the vanes non-rotatably held by the axle. The apparatus also includes a ...


8
Richard L Creedon: Prestressed tube. General Atomics, Fitch Even Tabin & Flannery, June 20, 1989: US04840200 (8 worldwide citation)

Disclosed is a prestressed tube and a method of its manufacture. The tube includes inner and outer walls with an intermediate nonadhering lamina layer. A pressure medium is fluidically injected through one of the walls to the interface between the nonadhering lamina layer and at least one of the wal ...


9
Richard L Creedon, Yen Hwa L Hsu: Stress controlling superconductor wire. General Atomics, Nydegger & Harshman, February 5, 1991: US04990492 (7 worldwide citation)

A method for manufacturing a stress controlled wire comprises the step of twisting superconductor fibers together into a bundle of fibers. A plurality of bundles are then twisted together and disposed within the lumen of a tube and the lumen is flooded with solder which is allowed to harden. The tub ...


10
Richard L Creedon: Rail gun barrel with gas containment means. GA Technologies, Fitch Even Tabin & Flannery, July 21, 1987: US04681016 (6 worldwide citation)

A rail gun barrel includes gas containment means for limiting the penetration of high pressure gas into interfaces between rails and insulating members. The preferred gas containment means comprises one or more channels formed in one or more of the interfaces. In one embodiment of the invention, the ...