Appeal No. 1999-2831 Page 5
Application No. 08/703,435
relative to a main airfoil comprising, inter alia, a support
beam extending between the auxiliary airfoil and the main
airfoil and having an I-shaped cross section with an upper and
a lower boom and a web interconnecting the booms; a rack
integrally formed on a surface of one of the booms; a drive
pinion rotatably mounted on the main airfoil for engagement
with the rack; and at least two support rollers rotatably
mounted on the main airfoil for rolling engagement with roller
tracks extending along upper and lower surfaces of the beam.
Claim 1 further recites "at least one roller track coextending
with said rack adjacent thereto, along said beam."
Burnelli's invention relates to aircraft, with particular
reference to airfoils. As shown in Figures 1-7, Burnelli
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