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US 10,309,247 B2Granted
Hybrid ram air turbine
AssigneeHamilton Sundstrand Corporation
InventorsMichael Larson, David Chapman
Life of this patent
Estimating the term…
Abstract
A ram air turbine is provided that utilizes a hybrid design. The ram air turbine includes a hydraulic power conversion device directly coupled to a turbine shaft and an electric power conversion device coupled to a drive shaft. A gearbox is used to couple the turbine shaft to the drive shaft.
Claims13
A ram air turbine, comprising:
- a blade removably coupled to a turbine shaft;
- a gearbox removably coupled to both the turbine shaft and a drive shaft;
- an electrical power conversion device coupled to the drive shaft via the gearbox;
- a hydraulic power conversion device directly in contact with the turbine shaft, wherein the hydraulic power conversion device comprises a hydraulic pump;
- and
- an inlet hose and a discharge hose coupled to the hydraulic pump, wherein the inlet hose and the discharge hose are also coupled to a swivel post.
3 more elements
A ram air turbine, comprising:
- a blade removably coupled to a turbine shaft;
- a hydraulic pump in direct contact with the turbine shaft;
- an electrical generator coupled to a drive shaft via a gearbox;
- and
- an inlet hose and a discharge hose, wherein the inlet hose and the discharge hose are coupled to a swivel post.
2 more elements
Dependencies are inferred from the claim text.