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| Number | Title | Issue Date |
| 4200424 | Remotely controlled tool positioning table An accurately indexed rotatable tool positioning table for use with inspection and repair apparatus remotely disposed within the channel head of a steam generator is shown. The table is automatically rotated by a motor to predetermined positions and an an... | 04/29/1980 |
| 4193747 | Reversing pump eccentric member A reversing eccentric member for a gerotor pump is shown. The eccentric member comprises a ring having opposed generally planar surfaces. One surface defines an arcuate notch for limiting rotation of the member. The opposite surface defines a slightly-rai... | 03/18/1980 |
| 4193746 | Reversible gerotor pump A reversible gerotor pump is shown which delivers a lubricant in a predetermined manner regardless of direction of rotation. The reversibility is provided by an eccentric collar having a cylindrical opening encircling the pump rotor and which is rotatable... | 03/18/1980 |
| 4192138 | Gas turbine combustor air inlet A covered air scoop for a gas turbine combustor comprising a tubular member radially extending through the combustor shell to define an air inlet. A symmetrical cap member is disposed in spaced, overhanging relationship over the inlet. To enter the combus... | 03/11/1980 |
| 4183591 | Recirculating bearing oil filter assembly A readily removable and serviceable filter assembly in an oil recirculation path of a bearing lubrication system is shown wherein the oil passing through the bearing to lubricate the bearing surfaces is returned to an interior reservoir through a stationa... | 01/15/1980 |
| 4180902 | Heat exchanger tube guide and extractor tool therefor A tube guide for guiding replacement heat exchanger tubes into proper position within a tube sheet of a steam generator and an extractor tool for engaging the tube guide for extracting it from the tube once the tube is properly positioned.... | 01/01/1980 |
| 4178787 | Remotely operated tube expanding tool and support A remotely operated tool and tool support for positioning heat exchanger tube ends within a tube sheet of a steam generator and expanding the tube end into intimate contact with the tube sheet. The tool includes a tool head for insertion into the vertical... | 12/18/1979 |
| 4179240 | Cooled turbine blade A water-cooled turbine rotor blade having an enlarged radially-extending chamber forming a coolant reservoir connected to cooling passages subadjacent the blade surface. The channels interconnecting the reservoir with the passages are adjacent the blade t... | 12/18/1979 |
| 4173869 | Apparatus and method for determining the rotor temperature of a steam turbine Apparatus and method for automatically determining and indicating that the rotor of a steam turbine has attained a predetermined minimal temperature. Means are utilized for measuring axial dimensional changes of the steam turbine cylinder and rotor due to... | 11/13/1979 |
| 4171192 | Eccentric positioning means for a reversible pump A spring biased member is disposed between the facing surfaces of the reversing eccentric and the rotor of a reversible, unidirectional flow pump. The member is keyed to the eccentric and applies frictional torque to the eccentric from the rotor to drive ... | 10/16/1979 |
| 4155220 | Combustion apparatus for a gas turbine engine Combustion apparatus for a gas turbine engine for directing combustion air to enter the combustor adjacent the fuel oil nozzle in a vigorous swirling pattern to thoroughly mix with the atomized fuel to eliminate fuel rich, smoke producing pockets from the... | 05/22/1979 |
| 4154056 | Fuel nozzle assembly for a gas turbine engine A fuel nozzle assembly having a nozzle tip disposed in one end of a fuel delivery tube supported in a mounting flange. An air delivery tube, also secured to said support flange, encloses the fuel delivery tube to define an annular air chamber therebetween... | 05/15/1979 |
| 4152032 | Pressure-fed journal bearing A pressure-fed journal bearing for a steam turbine is shown having a generally tangentially oriented oil inlet discharging at the horizontal centerline of the supported shaft to utilize the pressure head of the oil and retain laminar flow in the direction... | 05/01/1979 |
| 4148185 | Double reheat hydrogen/oxygen combustion turbine system A gas turbine power generating system comprising, in the preferred embodiment, three gas turbine engines in series-connected flow communication employing high pressure hydrogen and oxygen as the fuel. Pre-heated pressurized steam (or a steam and water mix... | 04/10/1979 |
| 4135362 | Variable vane and flowpath support assembly for a gas turbine A variable area turbine nozzle vane is supported from stationary housing structure and disposed in a confined fluid flow path between the gas generator and the power turbine of a split shaft gas turbine engine. The radially innermost structure defining th... | 01/23/1979 |
| 4134275 | Vehicle roof-mounted air conditioning unit An air conditioning unit having a housing providing support structure for supporting the unit on a relatively thin sheet metal roof of a bus or the like. The housing includes two opposed upright side panels which provide the support for the air conditioni... | 01/16/1979 |
| 4132114 | Temperature probe assembly for gas turbine engine A self-contained temperature probe assembly for sensing the disc cavity temperature of a gas turbine engine is shown. The assembly includes a thermocouple probe comprising an upper tube and a lower tube housing the probe leads. The lower tube extends from... | 01/02/1979 |
| 4118145 | Water-cooled turbine blade A gas turbine blade is shown having channels subjacent the surface for a coolant to flow therethrough from a radially inner inlet to a discharge port adjacent the blade tip. The channels include intermediate enlarged chambers wherein a portion of the cool... | 10/03/1978 |
| 4112675 | Apparatus and method for starting a large gas turbine having a catalytic combustor Apparatus and method for starting a gas turbine engine is shown wherein the combustion chamber has a fixed geometry providing a high throughput velocity to prevent flashback during normal operation of the engine. Thus, there is provided a flame holding zo... | 09/12/1978 |
| 4113406 | Cooling system for a gas turbine engine A gas turbine engine having cooled rotor blades is shown wherein the coolant is delivered to a stationary chamber adjacent the blades. A portion of the coolant is directed to seals between the stationary structure and the rotor and another portion is dire... | 09/12/1978 |
| 4112676 | Hybrid combustor with staged injection of pre-mixed fuel A combustor for a gas turbine engine which includes a fuel nozzle at the head end of the combustor, to provide a diffusion flame, and downstream inlet means at a plurality of axial dimensions of the combustor to inject pre-mixed lean fuel/air into the com... | 09/12/1978 |
| 4111603 | Ceramic rotor blade assembly for a gas turbine engine The present invention provides an assembly for mounting a row of ceramic rotor blades in the metal rotor disc of a gas turbine engine. The major components of the assembly comprise a well known ferritic metal rotor disc in which is mounted, in a conventio... | 09/05/1978 |
| 4080095 | Cooled turbine vane A cooled vane for a gas turbine engine in which the coolant channels have an arcuate component, convex outwardly towards the surface of the vane to establish centrifugal force in the coolant flowing therethrough and thereby induce a secondary flow to the ... | 03/21/1978 |
| 4067190 | Catalytic gas turbine combustor with a fuel-air premix chamber A combustor for a gas turbine is shown having a catalytic reactor element to promote low temperature combustion of the fuel. An air-fuel premix chamber is provided in the upstream end of the combustor arrangement to produce a mixture which is substantiall... | 01/10/1978 |
| 4053257 | Stator vane assembly for gas turbines A stator vane assembly is provided, particularly for the first row of stationary vanes of a gas turbine, utilizing ceramic vanes. Each individual vane assembly consists of an airfoil vane with a separate end cap at each end for supporting the vane in posi... | 10/11/1977 |
| 4035101 | Gas turbine nozzle vane adjusting mechanism A unison ring for adjusting the nozzle vanes in a split shaft gas turbine is mounted via a secondary ring attached to and encircling the casing. The secondary ring is mounted so as to accommodate dimensional variations in the housing due to temperature ch... | 07/12/1977 |
| 4021138 | Rotor disk, blade, and seal plate assembly for cooled turbine rotor blades The invention comprises sealing structure between a seal plate, a rotor, and a blade, for sealing the root portion of a rotor and blade assembly to provide a sealed chamber adjacent the base of the root into which radially directed passageways in the blad... | 05/03/1977 |
| 4013377 | Intermediate transition annulus for a two shaft gas turbine engine A two shaft gas turbine engine is shown wherein the power turbine comprises a single stage which is closely coupled to the compressor turbine through an annular transition portion having radially diverging side walls forming an inner and outer shroud. The... | 03/22/1977 |
| 3991560 | Flexible interconnection for combustors An interconnection or crossover construction is provided for interconnecting the combustors of a combustion apparatus such as a gas turbine. The connection between adjacent combustors is made by means of a flexible tube which permits a substantial amount ... | 11/16/1976 |
| 3990810 | Vane assembly for close coupling the compressor turbine and a single stage power turbine of a two-shaped gas turbine A vane assembly is shown for a relatively short annular transition zone directing the discharge of the working fluid from the compressor turbine to a single stage power turbine in a gas turbine engine. The annular transition zone comprises a plurality of ... | 11/09/1976 |
| 3947145 | Gas turbine stationary shroud seals A seal is provided between adjacent stationary annular shroud members in a gas turbine. The shroud members have an axially directed gap disposed between their adjoining ends. Each adjoining end of each stationary shroud has a shoulder arrangement which pr... | 03/30/1976 |
| 3943705 | Wide range catalytic combustor A catalytic combustor arrangement for use with a gas turbine power plant, has independently regulatable fuel injection elements disposed upstream of a discrete array of passageways disposed between the fuel injection elements and a catalytic reaction memb... | 03/16/1976 |
| 3941500 | Turbomachine interstage seal assembly A simplified interstage seal assembly for a turbomachine utilizing an abradable semicircular seal slidably held radially inwardly of a stator shroud by a pair of semicircular seal holders. The seal holders are retained between radially depending flanges o... | 03/02/1976 |
| 3938326 | Catalytic combustor having a variable temperature profile A catalytic combustor has an array of fuel injectors and air inductor elements, upstream of a catalytic member in the combustor. Each fuel injector and air inductor arrangement is associated with a discrete passageway confining the air/fuel mixture to a p... | 02/17/1976 |
| 3938906 | Slidable stator seal A slidable seal is disposed in one end of each stationary arcuate shroud segment in a gas turbine. The seal is forced by a spring across a gap between adjacent shroud segments, to abut against an end of an adjacent shroud segment. The slidable seal helps ... | 02/17/1976 |
