Patent ID: 9586674
Date: 2017-03-07
CPC Classifications: B64C,Y02T

Claim:
1. A retractable rotor system for an aircraft comprising: a retractor connectable to the aircraft and having a spool rotatable in a first direction and a second direction opposite the first direction; a rotor blade extending along a radial axis and having a first end secured to the spool and a second end extending away from the spool, the rotor blade being movable between a first condition having a first thickness and a second condition having a second thickness less than the first thickness; and a support frame connectable to the aircraft through which the rotor blade extends and which the rotor blade engages to secure the first end of the rotor blade to the spool; wherein the spool is rotatable in the first direction to unwind the rotor blade from the spool and to extend the rotor blade away from the support frame and place the rotor blade in the first condition, and the spool is rotatable in the second direction to wind the rotor blade on to the spool and to retract the rotor blade into the support frame and place the rotor blade in the second condition.