1
Edward S Hsia, Raghuram J Emani, John H Starkweather: Multiple-impingement cooled structure. General Electric Company, Gregory A Welte, Derek P Lawrence, March 4, 1986: US04573865 (81 worldwide citation)

A multiple-impingement cooled structure, such as for use as a turbine shroud assembly. The structure includes a plurality of baffles which define with an element to be cooled, such as a shroud, a plurality of cavities. Impingement cooling air is directed through holes in one of the baffles to imping ...


2
Kunihiro Oikawa: Magnetically driven centrifugal pump and means providing cooling fluid flow. Iwaki, March 22, 1977: US04013384 (80 worldwide citation)

A magnetically driven centrifugal pump comprising an impeller rotatably supported in a casing by means of a hollow shaft; passage means including the through hole of said hollow shaft for conducting part of a fluid so as to cool said shaft; and an auxiliary pump for forcing the fluid through said pa ...


3
Krebs James N, Paulson Elmir E: Gas turbine engine. General Electric Company, November 21, 1972: US3703081 (67 worldwide citation)

The disclosure shows two gas turbine engines particularly suited to propulsion of V/STOL aircraft. The engines are characterized by a short axial length relative to diameter which is attributable to several features. These features include, singly and in combination, a toroidal combustion chamber ha ...


4
William R Patterson: Thermal actuated valve for clearance control. General Electric Company, Dana F Bigelow, Derek P Lawrence, June 29, 1976: US03966354 (64 worldwide citation)

A shroud closely surronding a high thermal inertia rotor is provided with a support structure having low thermal inertia characteristics. The support structure is selectively exposed to different temperature mediums during transient operation by way of a thermal actuated valve so as to cause a rapid ...


5
Ronald Scott Bunker: Cooling for double-wall structures. General Electric Company, Patrick Patnode, Marvin Snyder, December 14, 1999: US06000908 (60 worldwide citation)

A coolable double walled structure, for use and exposure in a hot gas flow environment, includes a jet issuing wall, a target wall spaced from the jet issuing wall defining at least one cavity therebetween. The jet issuing wall includes at least one impingement rail having a greater thickness than t ...


6
David L Hagen: Wet compression apparatus and method. Vast Power Portfolio, Ostrolenk Faber, September 11, 2012: US08262343 (55 worldwide citation)

This wet compression invention with a vaporizable fluid mist demonstrates major performance improvements over the relevant art in achieving a high degree of saturation, providing sensible cooling, strongly reducing the temperature increase due to compression work, reducing excess diluent air flow fo ...


7
Widlansky William, Koff Bernard L: Gas turbine engine internal lubricant sump venting and pressurization system. General Electric Company, Lawrence Derek P, Sachs Lee H, October 29, 1974: US3844110 (52 worldwide citation)

An improved bearing sump pressurization, venting and scavenge system for a gas turbine engine includes a plurality of separate flow paths formed internally of the engine by existing rotor and stator assembly components. At least one of a number of axially separated sump chambers is both pressurized ...


8
Edward F Pietraszkiewicz, David A Frey, Robert I Ackerman, Carl D Wright: Cooled shroud. General Electric Company, Andrew C Hess, Patrick R Scanlon, December 17, 1996: US05584651 (50 worldwide citation)

A shroud includes a panel having leading and trailing edges and inner and outer surfaces extending therebetween. A cooling passage extends through the panel from adjacent the leading edge to an intermediate location and is generally parallel to the inner and outer surfaces. The cooling passage has a ...


9
Hauser Ambrose A, Zuxier Thomas A: Pin-fin cooling system. General Electric Company, Kipling James M, Lawrence Derek P, April 2, 1974: US3800864 (47 worldwide citation)

A fluid cooled element for partially defining a hot gas flow path within a gas turbine engine is provided with a cooling system incorporating a plurality of pin-fins or similar protuberances disposed upon a face of the wall bounding the hot gas passage. The face and an associated liner combine to de ...


10
Heinz Schippers, Werner Branscheid, Erich Lenk, Udo Hardt: Exhaust gas turbocharger. Barmag Barmer Maschinenfabrik, Bell Seltzer Park & Gibson, December 21, 1982: US04364717 (45 worldwide citation)

An apparatus for turbocharging an internal combustion engine, and which is characterized by the ability to avoid excessive heat transfer to the bearings and any other heat sensitive components. In the preferred embodiment, the lubricating oil for the bearings in the turbocharger housing is directed ...