§25.393. Loads parallel to hinge line.

14 C.F.R. § 25.393

(a)

Control surfaces and supporting hinge brackets must be designed for inertia loads acting parallel to the hinge line.

(b)

In the absence of more rational data, the inertia loads may be assumed to be equal to KW, where—

(1)

K— = 24 for vertical surfaces;

(2)

K— = 12 for horizontal surfaces; and

(3)

W— = weight of the movable surfaces.

Notes, amendments, and revision history

Authority: 49 U.S.C. 106(f), 106(g), 40113, 44701, 44702 and 44704; Pub. L. 115-254, 132 Stat 3281 (49 U.S.C. 44903 note).

Source: Docket No. 5066, 29 FR 18291, Dec. 24, 1964, unless otherwise noted.