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US 8,574,700 B2Granted
Carpet and method of manufacture therefor
AssigneeToyota Boshoku Kabushiki Kaisha
InventorAtsuhiro Hattori
Life of this patent
Estimating the term…
Abstract
A carpet according to the present invention includes: a first air-impermeable layer (surface layer), a sound absorbent layer provided on a reverse side of the first air-impermeable layer, and a second air-impermeable layer (backing material layer) provided on a reverse side of the sound absorbent layer. In the carpet, a pile yarn is implanted through the first air-impermeable layer and the sound absorbent layer.
Claims8
A carpet, comprising:
- a first layer being a resin sheet and comprising a first material, said first material being air-impermeable prior to being implanted with a pile yarn;
- a second layer comprising a second material and provided on a reverse side of said first layer, said second material being sound absorbent;
- an adhesive layer provided between said first layer and said second layer for adhering said first layer and said second layer;
- and
- a third layer comprising a third material and provided on a reverse side of said second layer, said third material being air-impermeable, wherein
- said pile yarn is implanted through said first layer, said adhesive layer, and said second layer and not through said third layer,
- said second layer is a needle-punched non-woven fabric made from polyester,
- a fineness of a non-woven fabric fiber of said second layer is from 2.2 to 17 decitex for maintaining said thickness of said second layer.
5 more elements
A carpet, comprising:
- a first layer being a resin sheet and comprising a first material, said first material being air-impermeable prior to being implanted with a pile yarn;
- a second layer comprising a second material and provided on a reverse side of said first layer, said second material being sound absorbent;
- an adhesive layer provided between said first layer and said second layer for adhering said first layer and said second layer;
- a third layer comprising a third material and provided on a reverse side of said second layer, said third material being air-impermeable;
- and
- a fourth layer comprising a surface base material and provided on a surface side of said first layer, wherein
- said pile yarn is implanted through said fourth layer, said first layer, said adhesive layer, and said second layer and not through said third layer,
- said second layer is a needle-punched non-woven fabric made from polyester, and
- a fineness of a non-woven fabric fiber of said second layer is from 2.2 to 17 decitex for maintaining said thickness of said second layer.
6 more elements
Dependencies are inferred from the claim text.