VEHICLE SEAT INCLUDING AN ENERGY ABSORPTION DEVICE
First Claim
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1. A vehicle seat assembly comprising:
- a seat body configured for attachment to a vehicle; and
a headrest subassembly connected to the seat body, the headrest subassembly having a front surface, a backstop member, and a first cushion disposed adjacent the backstop member, the first cushion being positioned between the front surface and the backstop member;
wherein the first cushion is configured to collapse against the backstop member in response to a force applied by a human head to the headrest subassembly during a vehicle collision and wherein the first cushion remains substantially collapsed while the human head is disposed adjacent the headrest subassembly subsequent to the collision.
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Abstract
A vehicle seat assembly having a seat body and a headrest subassembly connected to the seat body. The headrest subassembly has a front surface, a backstop member and a first cushion adjacent the backstop member. The first cushion is positioned between the front surface and the backstop member. The first cushion is configured to collapse against the backstop member in response to a force applied by a human head to the headrest subassembly during a vehicle collision. The first cushion remains collapsed while the head is disposed adjacent the headrest subassembly subsequent to the collision.
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Citations
20 Claims
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1. A vehicle seat assembly comprising:
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a seat body configured for attachment to a vehicle; and a headrest subassembly connected to the seat body, the headrest subassembly having a front surface, a backstop member, and a first cushion disposed adjacent the backstop member, the first cushion being positioned between the front surface and the backstop member; wherein the first cushion is configured to collapse against the backstop member in response to a force applied by a human head to the headrest subassembly during a vehicle collision and wherein the first cushion remains substantially collapsed while the human head is disposed adjacent the headrest subassembly subsequent to the collision. - View Dependent Claims (2, 3, 4, 5, 6)
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7. A vehicle seat assembly comprising:
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a seat body configured for attachment to a vehicle; and a headrest subassembly connected to the seat body, the headrest subassembly having a front surface, a backstop member, and a first cushion comprising memory foam disposed adjacent the backstop member, the first cushion being positioned between the front surface and the backstop member; wherein the first cushion is configured to collapse against the backstop member in response to a force applied by a human head to the headrest subassembly during a vehicle collision and wherein the first cushion remains substantially collapsed while the human head is disposed adjacent the headrest subassembly subsequent to the collision. - View Dependent Claims (8, 9, 10, 11, 12)
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13. A vehicle seat assembly comprising:
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a seat body configured for attachment to a vehicle; and a headrest subassembly connected to the seat body, the headrest subassembly having a front surface, a backstop member, a first cushion subassembly comprising a foam material substantially surrounded by a membrane, the first cushion subassembly being disposed adjacent the backstop member, the first cushion subassembly being positioned between the front surface and the backstop member; wherein the first cushion subassembly is configured to collapse against the backstop member in response to a force applied by a human head to the headrest subassembly during a vehicle collision such that a quantity of air is ejected from the first cushion subassembly and wherein the membrane at least partially obstructs air from entering the first cushion subassembly whereby the first cushion subassembly remains substantially collapsed while the human head is disposed adjacent the headrest subassembly subsequent to the collision. - View Dependent Claims (14, 15, 16, 17, 18, 19, 20)
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Specification