The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 23, 2010
Filed:
Jan. 24, 2005
Frank B. Stamps, Colleyville, TX (US);
Patrick R. Tisdale, Roanoke, TX (US);
James L. Braswell, Colleyville, TX (US);
Charles L. Baskin, Jr., Arlington, TX (US);
Tom Campbell, Fort Worth, TX (US);
Timothy K. Ledbetter, Euless, TX (US);
Joseph J. Zierer, Fort Worth, TX (US);
D. J. Reddy, Hurst, TX (US);
Mark A. Wiinikka, Hurst, TX (US);
Ronnie L. Martin, Arlington, TX (US);
David A. Haynie, Euless, TX (US);
Stanley Gene Sadler, Arlington, TX (US);
Ron Measom, Hurst, TX (US);
Paul Oldroyd, Azle, TX (US);
Tricia Hiros, Haltom City, TX (US);
Jim Harse, Bedford, TX (US);
Bob Mullins, Mansfield, TX (US);
Frank B. Stamps, Colleyville, TX (US);
Patrick R. Tisdale, Roanoke, TX (US);
James L. Braswell, Colleyville, TX (US);
Charles L. Baskin, Jr., Arlington, TX (US);
Tom Campbell, Fort Worth, TX (US);
Timothy K. Ledbetter, Euless, TX (US);
Joseph J. Zierer, Fort Worth, TX (US);
D. J. Reddy, Hurst, TX (US);
Mark A. Wiinikka, Hurst, TX (US);
Ronnie L. Martin, Arlington, TX (US);
David A. Haynie, Euless, TX (US);
Stanley Gene Sadler, Arlington, TX (US);
Ron Measom, Hurst, TX (US);
Paul Oldroyd, Azle, TX (US);
Tricia Hiros, Haltom City, TX (US);
Jim Harse, Bedford, TX (US);
Bob Mullins, Mansfield, TX (US);
Bell Helicopter Textron Inc., Hurst, TX (US);
Abstract
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.