Fitting with torsion box, of plastic material reinforced...

Details Fitting with torsion box, of plastic material reinforced... Fitting with torsion box, of plastic material reinforced...

2007-03-26

2009-10-20

Mansen, Michael R (Department: 3644)

Aeronautics and astronautics

Aircraft control

Specific control connection or actuator

C244S089000, C244S131000

Reexamination Certificate

active

07604200

ABSTRACT:
Fitting with torsion box produced from a plastic material reinforced with carbon fiber, comprising a torsion box (2) with side walls and individual members for attaching the box to respective frames of the tail fuselage (1), along with a stiffening element (4) which joins the side walls (2a,2b) and which comprises individual end parts (4a,4b) and a central part (4c);whereeach end part (4a,4b) comprises first sections (4d,4e) which are extended parallel to the side walls (2a,2b) to both sides of the central part (4c), second sections (4f,4g) which are extended towards the corresponding side wall (2a,2b) and third sections (4h,4i) each one backing onto and attached to the side wall (2a,2b);the first sections (4e,4d) of the end parts (4a,4b) and the side walls (2a,2b) of the torsion box include individual primary passage holes (5a,5b,5c,5d) aligned in order to create the first fastening.

REFERENCES:
patent: 3109604 (1963-11-01), Brenner
patent: 4156999 (1979-06-01), Avery
patent: 4159604 (1979-07-01), Burrell
patent: 102005003296 (2006-07-01), None
patent: 102005003297 (2006-07-01), None
Spanish Search Report issued Feb. 19, 2008 in the counterpart Spanish Application No. 200601822.

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