Seat for absorbing a force
First Claim
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1. A seat which is constructed to absorb a force of a magnitude that would kill or injure an occupant of said seat, said seat comprises a seat pan having a folded portion and being a part of the seat which is sat on;
- the folded portion unfolds and permanently deforms consequent upon receiving the force and thereby absorbs at least a part of the force;
the seat pan is made of sheet material and the folded portion is formed solely by folding of the sheet material; and
the folded portion is unable to return to a non-deformed state after having been permanently deformed.
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Abstract
A seat (2) for absorbing a force, which seat (2) comprises a seat pan (4) having a folded portion (6), the folded portion (6) being such that it unfolds consequent upon receiving the force and thereby absorbs at least a part of the force. The force may be a blast from a mine, or the force of an aeroplane or helicopter striking the ground.
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Citations
18 Claims
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1. A seat which is constructed to absorb a force of a magnitude that would kill or injure an occupant of said seat, said seat comprises a seat pan having a folded portion and being a part of the seat which is sat on;
- the folded portion unfolds and permanently deforms consequent upon receiving the force and thereby absorbs at least a part of the force;
the seat pan is made of sheet material and the folded portion is formed solely by folding of the sheet material; and
the folded portion is unable to return to a non-deformed state after having been permanently deformed. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18)
- the folded portion unfolds and permanently deforms consequent upon receiving the force and thereby absorbs at least a part of the force;
Specification