Rotary geared actuator
AssigneeGoodrich Actuation Systems Limited
InventorStephen Davies
Life of this patent
Estimating the term…
Abstract
A rotary geared actuator, having an input gear, an output gear, a plurality of pinions) arranged in an annular configuration about a central axis (A), each pinion including an input gear element and an output gear element, the input gear element meshingly engaged with the input gear and the output gear element meshingly engaged with the output gear, a static ring gear arranged radially outwardly of the pinions and meshingly engaged with the input gear elements of the pinions, a first support ring gear arranged radially inwardly of the pinions and meshingly engaged with the input gear element, and a second support ring gear arranged radially inwardly of the pinions and meshingly engaged with the output gear element.
Claims13
A rotary geared actuator, comprising:
- an input gear;
- an output gear;
- a plurality of pinions arranged in an annular configuration about a central axis (A), each pinion including an input gear element and an output gear element, the input gear element meshingly engaged with the input gear and the output gear element meshingly engaged with the output gear;
- an earth ring gear arranged radially outwardly of the pinions and meshingly engaged with the input gear elements of the pinions;
- a first support ring gear arranged radially inwardly of the pinions and meshingly engaged with the input gear element;
- and
- a second support ring gear arranged radially inwardly of the pinions and meshingly engaged with the output gear element.
An aircraft, comprising:
- at least one slat on a wing of the aircraft;
- and
- at least one rotary geared actuator that includes:
- an input gear;
- an output gear configured to actuate a slat;
- a plurality of pinions arranged in an annular configuration about a central axis (A), each pinion including an input gear element and an output gear element, the input gear element meshingly engaged with the input gear and the output gear element meshingly engaged with the output gear;
- an earth ring gear arranged radially outwardly of the pinions and meshingly engaged with the input gear elements of the pinions;
- a first support ring gear arranged radially inwardly of the pinions and meshingly engaged with the input gear element;
- and
- a second support ring gear arranged radially inwardly of the pinions and meshingly engaged with the output gear element.
Dependencies are inferred from the claim text.