Patent ID: 6068214
Filing Date: 2000-05-30
Classification: B64D,Y02T

Abstract:
A system for securing a support to an aircraft floor, comprising floor joists (11) for mounting in an aircraft body, at least one floor stringer (5) supported by said floor joists (11) and extending at an angle to said floor joists (11), said floor stringer (5) comprising two side walls and a bottom web interconnecting said side walls thereby forming an upwardly open U-cross-section and a seat rail (7) secured to said bottom web of said upwardly open U-cross-section, said seat rail (7) including a first interlock member secured to said bottom web of said upwardly open U-cross-section of said floor stringer (5), an adapter (4, 13) slidably fitting into said U-cross-section of said floor stringer (5), said adapter (4, 13) including a second interlock member (8A) for cooperating with said first interlock member (8) in interlocking said adapter (4, 13) with said seat rail inside said upwardly U-cross-section of said stringer (5), for reducing the structural vertical dimension of said floor stringer (5) and seat rail (7).