Umbrella-folding aircraft undercarriage
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United States of America Patent
Stats
-
Nov 9, 2021
Grant Date -
Oct 10, 2019
app pub date -
Apr 4, 2019
filing date -
Apr 4, 2018
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
An aircraft undercarriage carrying at least two wheels (4) and for mounting on an aircraft structure to be movable between a deployed position and a retracted position, the undercarriage being characterized in that the wheels are rotatably mounted on axles (3) carried by arms (2) hinged to a bottom portion of a strut-leg (1) of the undercarriage, each arm being associated with a shock absorber (5) coupled firstly to the arm and secondly to a collar (6) that extends around the strut-leg and that is mounted to slide on the strut-leg between a high position in which the collar bears against an abutment (7) of the strut-leg when the undercarriage is in the deployed position and a low position into which the collar is taken when the undercarriage is moved from the deployed position to the retracted position, so as to bring the wheels closer together.
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