Patent ID: 11891167
Assignee: TEXTRON INNOVATIONS INC.
Field: Transport (Mechanical engineering)
Classification: CPC B | IPC B

Claim 0:
1. A teeter flap lock for an aircraft comprising:
at least one pair of diametrically positioned teeter flap lock plates extending from a rotor teetering hinge, spaced apart from a rotor mast of the aircraft; and
a teeter flap lock block positioned about the rotor mast, the teeter flap lock block configured to fit between the teeter flap lock plates and the rotor mast and fit between and contact the teeter flap lock plates in an engaged position, and movable between the engaged position and a disengaged position relative to the teeter flap lock plates, the teeter flap lock enabling flapping of rotors coupled to the rotor mast via the teetering hinge when the teeter flap lock block is in the disengaged position and disabling flapping of the rotors when the teeter flap lock block is in the engaged position.