COMFORT SYSTEM FOR SEATING BACKS WITH REDUCTION IN PUR VOLUME AND ENVIRONMENTALLY FRIENDLY CONSTRUCTION
First Claim
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1. A seatback support shell comprising:
- a shaped resinous sheet defining a top side, a bottom side, a first lateral side, and a second lateral side when the seatback support shell is positioned in a vehicle seat, the shaped resinous sheet having a convex section and a non-convex section, the convex section being positioned below the non-convex section when the seatback support shell is positioned in a vehicle seat, the shaped resinous sheet comprising a thermoplastic polymer, the thermoplastic polymer being selected from the group consisting of expanded polypropylene (EPP), PET, PET copolymers, composites thereof, and combinations thereof.
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Abstract
A seatback support shell for a vehicle seat includes a shaped resinous sheet defining a top side, a bottom side, a first lateral side, and a second lateral side when the seatback support shell is positioned in a vehicle seat. The shaped resinous sheet has a convex section and a non-convex section with the convex section being positioned below the non-convex section when the seatback support shell is positioned in a vehicle seat.
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Citations
19 Claims
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1. A seatback support shell comprising:
a shaped resinous sheet defining a top side, a bottom side, a first lateral side, and a second lateral side when the seatback support shell is positioned in a vehicle seat, the shaped resinous sheet having a convex section and a non-convex section, the convex section being positioned below the non-convex section when the seatback support shell is positioned in a vehicle seat, the shaped resinous sheet comprising a thermoplastic polymer, the thermoplastic polymer being selected from the group consisting of expanded polypropylene (EPP), PET, PET copolymers, composites thereof, and combinations thereof. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. A vehicle seat comprising:
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a seatback having a seatback frame; a seat bottom below the seatback; and a seatback support shell attached to the seatback frame, the seatback support shell comprising a shaped resinous sheet defining a top side, a bottom side, a first lateral side, and a second lateral side when the seatback support shell is positioned in a vehicle seat, the shaped resinous sheet having a convex section and a non-convex section, the convex section being positioned below the non-convex section when the seatback support shell is positioned in a vehicle seat, the shaped resinous sheet comprising thermoplastic polymer, the thermoplastic polymer being selected from the group consisting of expanded polypropylene (EPP), PET, PET, and copolymer composites thereof, and combinations thereof. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18, 19)
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Specification