Bell Helicopter Textron Inc.

Bob Mullins

Frank B Stamps

Paul K Oldroyd

Patrick R Tisdale

Mark Adam Wiinikka

David Allen Haynie

Timothy Kent Ledbetter

Joseph J Zierer

Tom Campbell

Ron Measom

Stanley G Sadler

Tricia Hiros

Ronnie Lee Martin

Charles L Baskin

James L Braswell

D J Reddy

Jim Harse

An assembly for providing flexure to a blade of a rotary blade system, the assembly including an upper support plate having an upper curved surface, a lower support plate having a lower curved surface, and a yoke positioned therebetween. At least one of the upper and lower yoke surfaces having a layer of cushioning material positioned thereon and secured thereto. The layer of cushioning material extending along and following the general contour of yoke surface, and the layer of cushioning material directly contacting a support plate. Another embodiment is an assembly for providing flexure to a blade of a rotary blade system, including, an upper support plate having an upper curved surface, a lower support plate having a lower curved surface, and a yoke positioned therebetween and directly contacting the support plates wherein one of the curved surfaces is a non-circular arc that does not form part of the circumference of a circle.

Assembly for providing flexure to blade system

Growing community of inventors

Mansfield, TX, United States of America

Bob Mullins