Rotary hinge actuator
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jun 12, 1990
Grant Date -
N/A
app pub date -
Jun 24, 1988
filing date -
Jun 24, 1988
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A rotary hinge actuator, for instance for rotating a wing flap relative to a wing in an aircraft, has a sun gear, several spindle gears around the sun gear and several annular gear sleeves around the sun gear and spindle gears. Each spindle gear has sections with external helical gear teeth which are slanted in the same direction and which respectively mesh with internal helical gear teeth on the annular gear sleeves. At least one of the sleeves is connected to the wing and at least another to the wing flap. Upon rotating the spindle gears the wing flap is rotated relative to the wing.
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