OIL DISTRIBUTION SYSTEM FOR AIRCRAFT ENGINE WITH MAKE-UP FLOWAn oil supply system (130) for an aircraft engine (10) includes: an oil tank (32); a closed-loop oil circuit (52) including a component (22, 36), a pump (48) having a pump inlet (48A) and outlet (48B)…DRIVE·May 27·2 min readFollowF01D25/20PRATT & WHITNEY CANADA [CA]
GAS TURBINE ENGINE HAVING FIRST AND SECOND LUBRICATION SYSTEMS AND ASSOCIATED METHODA gas turbine engine for an aircraft that comprises a shaft fixed to a compressor of the gas turbine engine; at least one of a turboprop and a turbofan; a power gearbox having a power output shaft fix…DRIVE·Aug 6·1 min readFollowF01D25/20ROLLS ROYCE CORP [US]
GEARED GAS TURBINE WITH OIL SCAVENGE EJECTOR PUMP ASSISTA gas turbine engine (20) has a low pressure turbine (46) driving a fan rotor (42) through a gear reduction gearbox (48). The low pressure turbine (46) has an input shaft (102) driving a sun gear (116…DRIVE·May 28·2 min readFollowF01D25/20RTX CORP [US]
REDUNDANT ELECTRICALLY DRIVEN FUEL AND OIL PUMPING SYSTEM FOR GAS TURBINE WITH BIDIRECTIONAL PUMP MOTORA redundant oil and fuel pumping system for use with a gas turbine engine. The pumping system includes a plurality of power sources, a fuel system and an oil system. The fuel system pump being driven …DRIVE·Oct 2·1 min readFollowF01D25/20ROLLS ROYCE NAM TECH INC [US]
OIL SUPPLY DEVICE OF AIRCRAFT GAS TURBINEAn oil supply device of an aircraft gas turbine includes: a lubrication extraction pipe including a first end and a second end, the first end communicating with a compressor of the gas turbine, an eje…DRIVE·Jul 31·1 min readFollowF01D25/20KAWASAKI HEAVY IND LTD [JP]
GEARED GAS TURBINE ENGINE WITH COMBINED SPRAY BAR AND SCAVENGE COMPONENTA gear reduction (100) includes a sun gear (104) that engages a plurality of planet gears (106A, 106B, 106C) mounted on a carrier (110). The planet gears (106A, 106B, 106C) are engaged with a ring gea…DRIVE·May 1·2 min readFollowF01D25/20RTX CORP [US]
FLUID ADDITIVE SYSTEMA lubrication system (60) for a gas turbine engine (20) includes a primary fluid tank (62) to receive a primary fluid, at least one secondary fluid tank (64) to receive at least one fluid additive, an…DRIVE·Apr 3·1 min readFollowF01D25/20RTX CORP [US]
LUBRICATION SYSTEM FOR GAS TURBINE ENGINESA lubrication system (70) for a gas turbine engine (20) may include a pump (86) for moving a lubricant through a conduit from a lubricant tank (82) to an engine component (80). Further, a scheduling v…DRIVE·Jul 5·1 min readFollowF01D25/20RAYTHEON TECH CORP [US]
Lubricant systemAn aircraft engine having a fan or propeller stage mounted to a planetary gearing system through a planetary gearing output drive shaft is provided with a lubricant system having a seal with lubricant…DRIVE·Jun 18·1 min readFollowF01D25/20ROLLS ROYCE DEUTSCHLAND [DE]
Construction unit for an engine of a planeThe assembly (25) has a combustion fuel pump of a combustion fuel cycle, and hydraulic fluid pumps (28 to 31) of a hydraulic fluid circulation system, where the assembly with an accessory gearbox shaf…DRIVE·Mar 13·1 min readFollowF01D25/20ROLLS ROYCE DEUTSCHLAND [DE]
Valve for controlling flow of a turbomachine fluidAn exemplary valve device (62) for controlling flow of a turbomachine fluid includes a housing (66) and a flow control assembly (70) within the housing. The housing has a first inlet (72), a second in…DRIVE·Mar 6·1 min readFollowF01D25/20UNITED TECHNOLOGIES CORP [US]
Oil supply system for a stationary turbo engineThe oil supply system (10) has oil tank (12), pumps (14,18,20,22), heat exchanger (40) for cooling the oil and conduit system connecting these components. The oil tank has two horizontally stacked upp…DRIVE·Mar 28·1 min readFollowF01D25/20SIEMENS AG [DE]
Adequate oil supply for an aeroengine oil tank systemA gas turbine engine (10) comprising an oil system (50) and a gearbox (33), the gearbox (33) is driven by at least one engine shaft (23, 24, 25), the oil system (50) comprises a pump (38) drivingly co…DRIVE·Apr 19·2 min readFollowF01D25/20ROLLS ROYCE PLC [GB]
Degassing pipe for low pressure turbine shaftThe tube has a metallic hollow tubular part with an outer surface covered on a part of its length using a composite material with fibers (20). The fibers are oriented along a longitudinal direction in…DRIVE·Feb 15·1 min readFollowF01D25/20SNECMA [FR]
A fluid systemIn a fluid system for a gas turbine engine, oil is supplied from an oil tank (10) by a constant displacement pump (12) to lubricate engine components (18). The oil is supplied to the components (18) v…DRIVE·Feb 9·2 min readFollowF01D25/20ROLLS ROYCE PLC [GB]
System for reducing oil consumption in gas turbine enginesA system for reducing oil usage from a sump (3) in a gas turbine engine. Two sources of oil usage, which usage includes leakage and consumption, have been identified: during idle, leakage of oil from …DRIVE·Jun 4·1 min readFollowF01D25/20GEN ELECTRIC [US]
