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| Number | Title | Issue Date |
| 4155680 | Compressor protection means In a gas turbine engine including a compressor having a casing with a passage adapted to pass bleed air to a circumferentially extending bleed manifold surrounding the casing, the passage including a surface exposed to incendiary particles periodically en... | 05/22/1979 |
| 4149372 | Fuel reclaiming system This invention relates to apparatus and means for reclaiming surplus fuel trapped in the fuel manifold system upon engine shutdown and includes a variable volume chamber operable as a function of and by motive power from the engine pneumatic starter and u... | 04/17/1979 |
| 4149824 | Blade containment device A device is provided for containing blades of rotating turbomachinery comprising a high-strength ring supported in radial spacial relationship over the blade tips by means of a stationary support structure. The ring is supported in such a manner that it i... | 04/17/1979 |
| 4136516 | Gas turbine with secondary cooling means The blades of a gas turbine are primarily cooled by the circulation of a coolant through the hollow interiors thereof by the thermosiphon principle. Each hollow blade interior is also placed in fluid communication with a secondary coolant source, but seco... | 01/30/1979 |
| 4125996 | Protective device for a waste-gas channel of a gas turbine in a combined gas turbine-steam power plant In a safety device for a waste-gas channel of a gas turbine in a combined gas turbine-steam power plant, the waste-gas channel having a waste-gas bypass line as well as a waste-gas branch line to a steam generator, includes a bypass flap disposed in the b... | 11/21/1978 |
| 4122667 | System for detecting abnormality in fuel feed control system of gas turbine engine For a gas turbine engine provided with a fuel feed control system that includes an engine speed sensor and provides a fuel feed rate control signal based on the deviation of the sensed engine speed from an intended speed, the invention provides a system f... | 10/31/1978 |
| 4120150 | Compact fuel-to-air heat exchanger for jet engine application A structurally compact fuel-to-air heat exchanger, for a gas turbine engine, that permits a lower percentage of cooling air, than is presently needed in the art, to cool effectively the hot turbine, and its parts, of the engine. The heat exchanger include... | 10/17/1978 |
| 4115998 | Combustion monitor An apparatus for monitoring whether the combustion system of a gas turbine is working properly includes an annular array of temperature sensors disposed in the gas turbine to monitor the temperature of the hot gas stream at a plurality of spaced positions... | 09/26/1978 |
| 4077203 | Emergency metering valve and geometry actuator control device A manual positioning system for the metering valve and variable geometry actuator of a fuel control has a pair of drive shafts which have engagement structures mounted respectively on their ends for drivingly engaging the metering valve and the cam of the... | 03/07/1978 |
| 4069424 | Shaft turning parking bus for multiple unit installations utilizing a single motorized generator control system In an electrical power generating installation which includes a plurality of turbine-generator sets, a parking bus is disclosed, which is provided with a potential regulated at a relatively low and constant frequency of the order of 1-2 Hz. Switching and ... | 01/17/1978 |
| 4058973 | Apparatus for starting turbine plants An apparatus for starting a turbine plant includes tubing or conduits for directing compressed air to the compressor stage of the turbine plant, whereby the turbine plant may be rotated to a speed sufficient for starting. Arranged in parallel with the com... | 11/22/1977 |
| 4051669 | Gas turbine power plant control apparatus having a multiple backup control system A gas turbine power plant is provided with an industrial gas turbine which drives a generator coupled to a power system through a breaker. The turbine-generator plant is operated by a hybrid control system having digital function capability during sequenc... | 10/04/1977 |
| 4044550 | Turbine wheel containment shroud for a pneumatically powered turbine engine starter motor A containment shroud is attached to the exhaust outlet of a pneumatically powered turbine engine starter for containing the turbine wheel should it be inadvertently disengaged and expelled from the starter motor. The shroud includes a radially flared annu... | 08/30/1977 |
| 4037404 | Coupling device for gas turbine engine A gas turbine engine of the type comprising a compressor and an expansion rbine of which the respective rotors are mutually joined together in rotation and in axial traction by a main coupling device. The engine includes, in addition, a safety coupling de... | 07/26/1977 |
| 4033115 | Emergency hydraulic power system (start bottle) An emergency hydraulic power system for aircraft which becomes operable upon aircraft engine failure includes a hot gas turbine for driving a hydraulic pump, a decomposition chamber to provide hot gas for driving the turbine, a normally unpressurized fuel... | 07/05/1977 |
| 4032091 | Fuel line evacuation system A fuel line leading from a fuel supply tank of a self-propelled aircraft to the engine is equipped with a normally open fuel cut-off valve adjacent the tank and with a vent control valve adjacent the engine. The vent control valve is normally open for sup... | 06/28/1977 |
| 4016716 | Gas turbine engine dump valve A valve actuated in response to a drop in fuel pressure across a fuel supply valve that will drain the fuel from a fuel line but not leak when exposed to high fuel pressures during normal operation. The dump valve is particularly applicable to the drainin... | 04/12/1977 |
| 4003200 | Method and apparatus for cooling turbomachines An auxiliary blower is connected to the gaseous supply line to the axial compressor to deliver a gaseous medium, such as air, under pressure to the compressor when the rotor has been shut-off and slowed to a reduced speed. The delivered gaseous medium all... | 01/18/1977 |
| 3989407 | Wheel containment apparatus and method A cutter ring operable to sever the blades of a turbine wheel in a gas turbine engine upon failure of a thrust bearing carrying the wheel in the turbine. Severance occurs while the blades are within the confines of a containment ring to prevent fragments ... | 11/02/1976 |
| 3962862 | Explosion energy absorber for rocket motor injectors A device is disclosed for cushioning the damaging effect of the energy released in ZOT explosions within the oxidizer injector of a rocket motor. A sliding piston is cushioned by a viscoelastic material included directly within the oxidizer injector.... | 06/15/1976 |
