Semi rigid push/pull vented envelope system
First Claim
Patent Images
1. A vehicle seating assembly comprising:
- a seat back;
a seat base;
a shell disposed in the seat base and including a left leg support and a right leg support;
a membrane disposed over the shell and including a plurality of perforations wherein the membrane and the shell define a cavity;
a main air channel defined by elongate walls disposed below a bottom wall of the shell, the main air channel extending at least partially into the left leg support and the right leg support and includes side channels extending from each side of the main air channel in each of the left leg support and the right leg support, wherein the left leg support and the right leg support further include perimeter sidewalls having a flexible accordion-style configuration that allows for independent movement of the left leg support and the right leg support;
a spacer material disposed in the cavity; and
a fan in communication with the air channel and configured to move air through the channel, the spacer material, and the plurality of perforations.
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Accused Products
Abstract
A vehicle seating assembly includes a seat back and a seat base. A shell is disposed in the seat base and includes a left leg support and a right leg support. A membrane is disposed over the shell and includes a plurality of perforations. The membrane and the shell define a cavity. An air channel is defined in a bottom wall of the shell. The air channel extends at least partially into the left leg support and the right leg support. A spacer material is disposed in the cavity. A fan is in communication with the air channel and is configured to move air through the channel, the spacer material, and the plurality of perforations.
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Citations
18 Claims
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1. A vehicle seating assembly comprising:
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a seat back; a seat base; a shell disposed in the seat base and including a left leg support and a right leg support; a membrane disposed over the shell and including a plurality of perforations wherein the membrane and the shell define a cavity; a main air channel defined by elongate walls disposed below a bottom wall of the shell, the main air channel extending at least partially into the left leg support and the right leg support and includes side channels extending from each side of the main air channel in each of the left leg support and the right leg support, wherein the left leg support and the right leg support further include perimeter sidewalls having a flexible accordion-style configuration that allows for independent movement of the left leg support and the right leg support; a spacer material disposed in the cavity; and a fan in communication with the air channel and configured to move air through the channel, the spacer material, and the plurality of perforations. - View Dependent Claims (2, 3, 4)
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5. A vehicle seating assembly comprising:
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a seat base having a shell with a bottom wall including a recess defining a central air channel including laterally opposing side channels; a membrane disposed over the shell and including a plurality of perforations; first and second independently movable leg portions, wherein the central air channel branches into each of the first and second independently movable leg portions, each branch including offset and opposing side channels, the leg portions extending forward from the shell with accordion-style sidewalls; and a fan that moves air through the perforations. - View Dependent Claims (6, 7, 8, 9, 10, 11, 12)
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13. A vehicle seating assembly comprising:
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a semi-rigid shell disposed in at least one of a seat back and a seat base; a perforated membrane disposed over the shell; a main air channel extending into left and right leg supports and defined in a bottom wall of the shell; lateral side channels extending from opposing sides of the main air channel; and a fan in communication with the air channel that moves air through the perforations. - View Dependent Claims (14, 15, 16, 17, 18)
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Specification