Wing trailing edge flap mechanism

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 4995575
SERIAL NO

07365994

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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Actuation and support mechanisms for wing trailing edge flap systems wherein each flap system has a streamwise or chordwise pair of geometrically similar flap support assemblies. Each of the flap support assemblies has a chordwise aligned cantilever support beam fixedly attached to wing structure. The beam incorporates multiple cam tracks for providing guidance and support to a movable dual carriage assembly upon which a wing trailing edge flap assembly is mounted. The dual carriage assembly comprises a fore-carriage which is articulatably connected to an aft-carriage. The wing trailing edge flap assembly is mounted upon the aft-carriage. Both the fore-carriage and the aft-carriage are individually supported by rollers constantly engaging a separate cam track for each of said carriages. For actuation of the dual carriage assembly and the wing trailing edge assembly mounted thereon, a ball screw drive mechanism is incorporated between the cantilever beam and the dual carriage assembly.

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Patent Owner(s)

  • THE BOEING COMPANY

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Stephenson, Martin F Issaquah, WA 4 130

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