Spring loaded seat bottom which locks during taxi, take-off and landing
First Claim
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1. An aircraft passenger seat, comprising:
- a seat bottom movable between a stationary position for taxi, take-off and landing and a movable position during flight in which at least one of a leading edge and a trailing edge of the seat bottom deflects downward in response to a downward load applied thereto, the seat bottom comprising a seat bottom frame positioned between spaced spreaders; and
a linkage and spring assembly packaged on an inboard side of each of the spaced spreaders, each linkage and spring assembly comprising;
a hinge block attached to the inboard side of the respective spreader;
a link pivotably attached at one end to the hinge block; and
a spring disposed between a free end of the link and a spring seat defined in the respective spreader, the spring arranged to bias the link upward in a direction of the seat bottom.
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Accused Products
Abstract
An aircraft passenger seat having a seat bottom movable between a stationary position for taxi, take-off and landing and a movable position during flight in which at least one of a leading edge and a trailing edge of the seat bottom deflects downward in response to a downward load applied thereto.
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Citations
16 Claims
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1. An aircraft passenger seat, comprising:
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a seat bottom movable between a stationary position for taxi, take-off and landing and a movable position during flight in which at least one of a leading edge and a trailing edge of the seat bottom deflects downward in response to a downward load applied thereto, the seat bottom comprising a seat bottom frame positioned between spaced spreaders; and a linkage and spring assembly packaged on an inboard side of each of the spaced spreaders, each linkage and spring assembly comprising; a hinge block attached to the inboard side of the respective spreader; a link pivotably attached at one end to the hinge block; and a spring disposed between a free end of the link and a spring seat defined in the respective spreader, the spring arranged to bias the link upward in a direction of the seat bottom. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. An aircraft passenger seat, comprising:
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a reclining seat back; spaced spreaders; a seat bottom comprising a seat bottom frame positioned between the spaced spreaders, the seat bottom configured to translate between a first position in which the seat bottom is stationary and a second position in which at least one of a leading edge and a trailing edge of the seat bottom moves downward in response to a downward load applied thereto and recovers upward upon removal of the downward load; and a linkage and spring assembly packaged on an inboard side of at least one of the spaced spreaders, the linkage and spring assembly comprising; a hinge block attached to the inboard side of the respective spreader; a link pivotably attached at one end to the hinge block; and a biasing member disposed between a free end of the link and a biasing member seat defined in the respective spreader, the biasing member arranged to bias the link upward in a direction of the seat bottom. - View Dependent Claims (10, 11, 12, 13, 14, 15, 16)
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Specification