airframe structures Flashcards
A design feature that has redundancy’s build in to automatically counteract an anticipated safety event is known as what?
fail safe
a structure that carries flight, ground or pressurisation loads and failure would cause reduction of structural integrity is known as what?
Primary structure
a structure that if it fails would affect operation but not lead to failure is known as what?
secondary structure
fibre glass and carbon glass are what types of materials?
composite materials
a specific component has an expiry date or time that it has to be replaced is said to have a what?
safe life
a deviation or difference in measurement or thickness of an aircraft component that is deemed still serviceable is known as a what?
tolerance
name the 4 main metal stresses
bending, tension, shear, compression
static wicks on blades are used for what purpose?
dissipate lightning strikes on main rotor blades
a structure with no internal bracing that relies on skin strength is known as what?
monocoque construction
how are cabin windows with rubber mounts jettisonned?
emergency release straps
what is used to attempt to prevent fire from spreading to different sections of the aircraft if a fire were to occur?
fire walls
