Multidensity liner/insulator having reinforcing ribs
First Claim
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1. ) a liner/insulator, comprising:
- a base layer of fibrous material;
a plurality of ribs of fibrous material thermally bonded to said base layer.
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Abstract
A liner/insulator including a base layer of fibrous material and a plurality of ribs of fibrous insulation material thermally bonded to said base layer. The fibrous material is constructed of either (a) thermoplastic polymer staple fibers and thermoplastic bicomponent fibers, (b) glass staple fibers and thermoplastic bicomponent fibers and (c) a combination of (a) and (b).
35 Citations
37 Claims
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1. ) a liner/insulator, comprising:
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a base layer of fibrous material;
a plurality of ribs of fibrous material thermally bonded to said base layer. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18)
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19. ) A method of producing a liner/insulator comprising the steps of:
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a) providing a base layer of fibrous material;
b) providing a plurality of ribs of fibrous insulation material; and
c) thermally bonding said plurality of ribs of fibrous insulation material to said base layer of fibrous material. - View Dependent Claims (20, 21, 22, 23, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37)
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24. ) The method of 19, wherein said plurality of ribs extend perpendicular to one another.
Specification