Subsidary Airframe Structures

Question 1

Heating on cockpit windows benefits

Answer 1

Icing resistance - heat controller for defog and de icing (side windows only need defogging devices.

Heated glass is less rigid - absorb damage better
(Heated windshield have speed restrictions below 10,000ft if heat is inoperative)

Question 2

Flight Deck Windows must:

Answer 2

Have excellent optical qualities
Be able to be sealed securely to withstand pressure
Withstand stresses imposed by large temperature difference
Be able to withstand impacts without breaking
Have de-ice and anti ice

Question 3

CS25 requirements for cockpit windows

Answer 3

Direct vision windows cable of being opened in flight

Question 4

Passenger Windows

Answer 4

Outer/middle must withstand 1.5x normal pressure

Question 5

Cockpit side windows only have….

Answer 5

Only equipped with defogging devices