(1)
The maximum control forces expected in service as speci.ed in Secs. 25.301 and 25.397.
(2)
The control force required to produce 1.5g.
(3)
The controlforce correspondingtobu.eting or otherphenomena of suchinten-sity that it is a strongdeterrent to further application ofprimarylongitudinal control force.]
Amdt. 25-42, E.. 3/1/78
′
Elodie Roux. Septembre 2003
Subpart B : Flight
Chapitre 46 Subpart C : Structure
Sommaire
46.1General ............................... 527 FAR25.301:Loads. ....................... 527 FAR25.303:Factorof safety. ................. 527 FAR 25.305 : Strength and deformation. . . . . . . . . . . . 527 FAR25.307:Proof of structure. . . . . . . . . . . . . . . . . 528
46.2FlightLoads ............................ 528
FAR25.321:General. ...................... 528
46.3 Flight Maneuver and Gust Conditions . . . . . . . . . . . . . 529 FAR 25.331 : Symmetric maneuvering conditions. . . . . . . 529 FAR25.333:Flight[maneuvering] envelope. . . . . . . . . . 530 FAR25.335:Designairspeeds. ................. 531 FAR 25.337 : Limit maneuvering load factors. . . . . . . . . 533 FAR25.341:Gust[andturbulence] loads. . . . . . . . . . . 533 FAR25.343:Designfuel and oilloads. . . . . . . . . . . . . 534 FAR25.345:Highliftdevices. ................. 535 FAR25.349:Rolling conditions. . . . . . . . . . . . . . . . . 536 FAR25.351:[Yawmaneuver] conditions. . . . . . . . . . . . 536
46.4SupplementaryConditions . . . . . . . . . . . . . . . . . . . . 537 FAR25.361:Enginetorque. .................. 537 FAR 25.363 : [Side load on engine and auxiliary power unit mounts.] ........................ 537 FAR 25.365 : Pressurized compartment loads. . . . . . . . . 538 FAR 25.367 : Unsymmetrical loads due to engine failure. . . 539 FAR25.371:Gyroscopicloads. . . . . . . . . . . . . . . . . 539 FAR25.373:Speed controldevices. . . . . . . . . . . . . . . 540
46.5 ControlSurface andSystemLoads . . . . . . . . . . . . . . . 540 FAR 25.391 : Control surface loads : general. . . . . . . . . . 540 FAR25.393:Loadsparalleltohingeline. . . . . . . . . . . . 540 FAR25.395:Control system. ................. 540 FAR25.397:Control systemloads. . . . . . . . . . . . . . . 541 FAR25.399:Dual control system. . . . . . . . . . . . . . . . 541 FAR 25.405 : Secondary control system. . . . . . . . . . . . . 542
525
Subpart C : Structure
FAR25.407:Trimtab e.ects. ................. 542 FAR25.409:Tabs. ....................... 542 FAR25.415:Groundgustconditions. . . . . . . . . . . . . . 542 FAR25.427:Unsymmetricalloads. . . . . . . . . . . . . . . 543 FAR25.445:[Auxiliary aerodynamicsurfaces.] . . . . . . . . 544 FAR25.457:Wing.aps. .................... 544 FAR25.459:Specialdevices. .................. 544
46.6GroundLoads ........................... 544
FAR25.471:General. ...................... 544 FAR 25.473 : Landing load conditions and assumptions. . . . 545 FAR 25.477 : Landing gear arrangement. . . . . . . . . . . . 545 FAR 25.479 : Level landing conditions. . . . . . . . . . . . . 545 FAR 25.481 : Tail down landing conditions. . . . . . . . . . . 546 FAR25.483:[One-gearlanding conditions.] . . . . . . . . . 547 FAR25.485:Sideload conditions. . . . . . . . . . . . . . . . 547 FAR 25.487 : Rebound landing condition. . . . . . . . . . . . 547 FAR 25.489 : Ground handling conditions. . . . . . . . . . . 548 FAR25.491:[Taxi,takeo.andlanding roll.] . . . . . . . . . 548 FAR25.493:Braked roll conditions. . . . . . . . . . . . . . 548 FAR25.495:Turning. ..................... 549 FAR25.497:Tail-wheelyawing. . . . . . . . . . . . . . . . . 549 FAR25.499:[Nose-wheelyawand steering.] . . . . . . . . . 549 FAR25.503:Pivoting. ..................... 550 FAR25.507:Reversedbraking. . . . . . . . . . . . . . . . . 550 FAR25.509:Towingloads. ................... 550 FAR 25.511 : Ground load : unsymmetrical loads on multiple-wheel units. ...................... 551 FAR25.519:[Jacking andtie-downprovisions.] . . . . . . . 553 中国航空网 www.aero.cn 航空翻译 www.aviation.cn 本文链接地址：FAA规章 美国联邦航空规章 Federal Aviation Regulations 3(43)
