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US 8,474,748 B2Granted
Aircraft undercarriage with motorization and transmission
AssigneesAirbus SAS, Airbus Operations GmbH
InventorsChristophe Cros, Debbie Leusink
Life of this patent
Estimating the term…
Abstract
The aircraft includes an undercarriage having an upper portion, at least one wheel for running on the ground, and a shock absorber connecting the wheel to the upper portion. The aircraft also includes a motor for driving the wheel, the motor being rigidly fastened to the upper portion.
Claims8
An aircraft with an undercarriage that includes an upper portion, the aircraft comprising:
- at least one wheel for running on the ground;
- a shock absorber connecting the wheel to the upper portion;
- a motor configured to drive the wheel to propel the aircraft during taxiing on the ground, the motor being rigidly fastened to the upper portion;
- and
- a horizontal chain or belt member in a closed loop for driving the wheel from the motor, and at least one tensioner for tensioning the chain or belt member.
2 more elements
An aircraft with an undercarriage that includes an upper portion, the aircraft comprising:
- at least one wheel for running on the ground;
- a shock absorber connecting the wheel to the upper portion;
- a motor configured to drive the wheel to propel the aircraft during taxiing on the ground, the motor being rigidly fastened to the upper portion;
- and
- a cardan joint for transmitting motion from the motor to the wheel, wherein the cardan joint interconnects two shafts so as to permit angular movement between the shafts,
- wherein the cardan joint includes a moving ring configured to selectively cover the cardan joint so as to lock the two shafts to ensure they remain substantially parallel to one another.
3 more elements
Dependencies are inferred from the claim text.