Apparatus and method for folding and locking rotor blades
摘要
Folding and folding locking apparatus for rotor blades that includes a power actuator for rotating the blades and locking means for securing the blade in the deployed position and securing the blades against rotation of the pitch angle during and when the blades are folded. The apparatus also provides for the complete fairing of the blades at their connections with the rotary drive hub and provides a powered door in the fairing that can be opened and closed to permit the quick and easy folding and redeployment of the blades.
申请公布号
US5031858(A)
申请公布日期
1991.07.16
申请号
US19890439980
申请日期
1989.11.20
申请人
BELL HELICOPTER TEXTRON, INC.
发明人
SCHELLHASE, ERNST C.;ANASTAS, DECEASED, DAN;ANASTAS, EXECUTRIX, BY PEGGY;KEEFER, PAUL E.;COVINGTON, CECIL E.;ZIERER, JOSEPH J.;NEATHERY, WILLIAM D.