Patent ID: 9586679
Date: 2017-03-07
CPC Classifications: A63H,B64C

Claim:
1. A rotor system comprising: a trunnion head mounted to a rotatable mast, said rotatable mast having a mast lengthwise axis; a control bar pivot having a pivot lengthwise axis, said control bar pivot supported by said trunnion head and pivotal about said pivot lengthwise axis, said pivot lengthwise axis being substantially at a right angle to said mast lengthwise axis; a control bar having a bar lengthwise axis, said control bar extending through said control bar pivot, said bar lengthwise axis being generally at a right angle to said pivot lengthwise axis; and a pair of opposing leaf hinges having a gap and pivotal about said bar lengthwise axis and having said trunnion head projecting, at least in part, through said gap, each of said leaf hinges having a hinge plate extending from said control bar and including a rotor blade mount hole extending through said hinge plate; wherein total lift generated by the rotor system is by rotational velocity of said mast without a collective pitch.