Lufthansa German Airlines Experience with Cabin and Cockpit Windows of Boeing 707, 727, 737, 747, Douglas DC10 and Airbus A300,
LUFTHANSA GERMAN AIRLINES FRANKFURT AM MAIN (GERMANY F R) STRUCTURES GROUP
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This paper highlights the experience as related to the various types of windows installed on all types of aircraft operated within Lufthansa, which are 15 B747, 14 DC10, 11 A300, 7 B707, 34 B727, 42 B737. After great improvements during 1970 to 1977 a remarkable deterioration in performance of cabin and cockpit windows is realized. The most important problems encountered are Crazing, inplane cracking, deformation on acrylic windows, vinyl cracks, arcing, heating system failures, chips, cracks and distorted vision on multilayer windows, mainly glass windows.