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Convertible structure comprising a plurality of adjacent seats and of variable size along a sliding axis

  • US 5,558,309 A
  • Filed: 12/16/1994
  • Issued: 09/24/1996
  • Est. Priority Date: 12/17/1993
  • Status: Expired due to Fees
First Claim
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1. A structure comprising a plurality of adjacent seats for a public passenger vehicle, in particular an airliner, the structure being convertible and of variable size along a sliding axis (100), and comprising:

  • a fixed portion (2) comprising at least two transverse underframes (4) that are spaced apart from each other, fixed to the floor of the passenger cabin, and rigidly connected to one another by longitudinal underframe elements (5) having an axis that is generally parallel to the sliding axis;

    at least one moving portion (3) that is movable relative to the fixed portion between two extreme positions, namely a maximum-size first position and a minimum-size second position, said moving portion (3) including an end transverse seat side member (6) rigidly associated with longitudinal support elements (7), and intermediate transverse seat side members (8) parallel to the end transverse seat side member (6) and associated with the longitudinal support elements (6), and serving to mount seat backs and arms; and

    locking means for locking the moving portion (3) to the fixed portion (2) in each of the two extreme positions;

    wherein each longitudinal underframe element (5) includes at least two sliding supports (9) secured to the longitudinal underframe element (5) for sliding along an axis that is parallel to and distinct from the general axis of the associated longitudinal underframe element (5), with a longitudinal support element (7) of the moving portion (3) being slidably received therein and guided in translation along the sliding axis (100).

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