Collapsible seat cushion
First Claim
Patent Images
1. A collapsible seat cushion for incorporation in a collapsible seat, the collapsible seat cushion comprising:
- a first cushion plate;
a second cushion plate;
a first plurality of springs disposed between the first cushion plate and the second cushion plate such that the first cushion plate and the second cushion plate are positionable at a first relative position and a second relative position, the first relative position defining a first average distance between the first and second cushion plates and the second relative position defining a second average distance between the first and second cushion plates, the second average distance being less than the first average distance, wherein each spring of the plurality of springs being rotatably attached to both the first cushion plate and the second cushion plate; and
at least one support bracket attached to the second cushion plate, the at least one support bracket being moveable towards an end of the collapsible seat.
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Accused Products
Abstract
A collapsible cushion for integration into an automobile seat is provided. The collapsible cushion includes a first cushion plate and a second cushion plate with a plurality of springs interposed between the plates. The first plurality of springs is rotatably attached to both the first cushion plate and the second cushion plate such that each spring pivots when the collapsible seat cushion is collapsed. A seat suitable for inclusion in a automobile incorporates the collapsible cushion of the invention.
44 Citations
20 Claims
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1. A collapsible seat cushion for incorporation in a collapsible seat, the collapsible seat cushion comprising:
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a first cushion plate;
a second cushion plate;
a first plurality of springs disposed between the first cushion plate and the second cushion plate such that the first cushion plate and the second cushion plate are positionable at a first relative position and a second relative position, the first relative position defining a first average distance between the first and second cushion plates and the second relative position defining a second average distance between the first and second cushion plates, the second average distance being less than the first average distance, wherein each spring of the plurality of springs being rotatably attached to both the first cushion plate and the second cushion plate; and
at least one support bracket attached to the second cushion plate, the at least one support bracket being moveable towards an end of the collapsible seat. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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12. A collapsible seat comprising:
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a mounting bracket;
a backrest attached to the mounting bracket, the backrest pivotable about the mounting bracket;
a collapsible cushion pivotable about the mounting bracket, the collapsible cushion comprising;
a) a first cushion plate;
b) a second cushion plate;
c) a first plurality of springs disposed between the first cushion plate and the second cushion plate such that the first cushion plate and the second cushion plate are positionable at a first relative position and a second relative position, the first relative position defining a first average distance between the first and second cushion plates and the second relative position defining a second average distance between the first and second cushion plates, the second average distance being less than the first average distance, wherein each spring of the plurality of springs being rotatably attached to both the first cushion plate and the second cushion plate; and
d) at least one support bracket attached to the second cushion plate, the at least one support bracket being moveable towards an end of the collapsible seat. - View Dependent Claims (13, 14, 15, 16, 17, 18, 19)
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20. A collapsible seat comprising:
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a mounting bracket;
a cushion selected from the group consisting of a non-collapsible cushion or a collapsible cushion, the collapsible cushion comprising;
a) a first cushion plate;
b) a second cushion plate;
c) a first plurality of springs disposed between the first cushion plate and the second cushion plate that define a first average distance between the first and second cushion plates when the first cushion plate and the second cushion plate are at a first relative position, and a second average distance between the first and second cushion plates when the first cushion plate and the second cushion plate are at a second relative position, each spring of the plurality of springs being rotatably attached to both the first cushion plate and the second cushion plate, wherein the second average distance is less than the first average distance and wherein the collapsible cushion is attached to the mounting bracket, the collapsible cushion pivotable about the mounting bracket; and
d) at least one support bracket attached to the second cushion plate, the at least one support bracket being moveable towards an end of the collapsible seat; and
a backrest selected from the group consisting of a non-collapsible backrest or a collapsible backrest, the collapsible backrest comprising;
a) a first backrest plate;
b) a second backrest plate;
c) a second plurality of springs disposed between the first backrest plate and the second backrest plate that define a third average distance between the first and second backrest plates when the first backrest plate and the second backrest plate are at a first relative position and a fourth average distance between the first and second backrest plates when the first backrest plate and the second backrest plate are at a second relative position, each spring of the plurality of springs being rotatably attached to both the first backrest plate and the second backrest plate, wherein the fourth average distance is less than the third average distance and wherein the backrest is attached to the mounting bracket, the backrest pivotable about the mounting bracket.
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Specification