Assembly for providing flexure to blade system

Assembly for providing flexure to blade system

An assembly for providing flexure to a blade of a rotary blade system, the assembly including an upper support plate (22) having an upper curved surface (37) , a lower support plate (24) having a lower curved surface (37) , and a yoke (120) positioned therebetween. At least one of the upper and lowe...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: OLDROYD PAUL, MEASOM RON, ZIERER JOSEPH J, MARTIN RONNIE L, HARSE JIM, STAMPS FRANK B, HAYNIE DAVID A, WIINIKKA MARK A, REDDY D J, CAMPBELL TOM, HIROS TRICIA, TISDALE PATRICK R, LEDBETTER TIMOTHY K, MULLINS BOB, SADLER STANLEY G, BRASWELL JAMES L, BASKIN CHARLES L JR
Format: Patent
Sprache:chi ; eng
Schlagworte:
AEROPLANES
AIRCRAFT
AVIATION
COSMONAUTICS
HELICOPTERS
PERFORMING OPERATIONS
TRANSPORTING
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Beschreibung
Zusammenfassung:An assembly for providing flexure to a blade of a rotary blade system, the assembly including an upper support plate (22) having an upper curved surface (37) , a lower support plate (24) having a lower curved surface (37) , and a yoke (120) positioned therebetween. At least one of the upper and lower yoke surfaces (37) having a layer of cushioning material (56) positioned thereon and secured thereto. The layer of cushioning material (56) extending along and following the general contour of yoke surface (37) , and the layer of cushioning material (56) directly contacting a support plate (22,24) .; Another embodiment is an assembly for providing flexure to a blade of a rotary blade system, including, an upper support plate (22) having an upper curved surface (27) , a lower support plate (24) having a lower curved surface (37) , and a yoke (120) positioned therebetween and directly contacting the support plates (wherein one of the curved surfaces (37) is a non-circular arc that does not form part of the circumfe