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US 2021/0227979 A1Published application
Foam chair with back stiffener
AssigneeKLD IP Holdings, LLC
InventorRichard D. Davidson
Life of this patent
Estimating the term…
Abstract
A chair is made of foam, and includes a back stiffener that reinforces the back of the chair so the back does not collapse backwards when someone leans back and puts significant weight on the back of the chair. The back stiffener can be made of a variety of different materials and can have a variety of different configurations.
Claims20
A chair comprising:
- a single piece of foam in an L-shape having a horizontal portion of the L-shape that defines a foam seat and a vertical portion of the L-shape that defines a foam back having a front portion that supports a back of a seated person and a back portion opposite the front portion, wherein the back portion is substantially planar;
- and
- a substantially planar back stiffener attached via adhesive to the back portion of the foam back to prevent the foam back from collapsing backward when the seated person seated on the foam seat leans back and puts weight on the back portion of the foam back, wherein the substantially planar back stiffener is an exposed exterior surface of the chair.
2-3. (canceled)
A method for manufacturing a chair comprising:
- cutting a single piece of foam to form an L-shape having a horizontal portion of the L-shape that defines a foam seat and a vertical portion of the L-shape that defines a foam back having a front portion that supports a back of a seated person and a back portion opposite the front portion, wherein the back portion is substantially planar;
- and
- attaching a substantially planar back stiffener via adhesive to the back portion of the foam back to prevent the foam back from collapsing backward when the seated person seated on the foam seat leans back and puts weight on the back portion of the foam back, wherein the substantially planar back stiffener is an exposed exterior surface of the chair.
13-14. (canceled)
Dependencies are inferred from the claim text.