US4696850A
Expired / Lapsed
US
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Iron-on interlining composite of knit layer and nonwoven layer of similar structure
Assignee: Carl Freudenberg KG
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Filing: 1986-10-20
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Granted: 1987-09-29
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Expires: 2006-10-20
Abstract
Abstract An iron-on interlining composite of nonwoven and knit material is described, the knit being similar to the nonwoven material as to fiber structure and the knit fibers being tightly welded to the nonwoven fibers.
Inventors
- 👤 Manfred Jost
- 👤 Jurgen Knoke
- 👤 Zenji Yoshida
- 👤 Noburo Ohta
- 👤 Terumo Nakanishi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 09:44
CPC Classifications
A; A41; A41D; A41D31/00; A41D31/02; A41D27/00; A41D27/02; A41D27/06; B; B32; B32B; B32B37/00; B32B37/04; B32B5/00; B32B5/02; B32B5/022; B32B5/026; B32B5/08; B32B5/22; B32B5/24; B32B5/26; B32B7/00; B32B7/04; B32B7/12; B32B7/14; D; D06; D06M; D06M17/00; D06M17/04; D06M17/06; B32B2262/00; B32B2262/02; B32B2262/0261; B32B2262/0276; B32B2437/00; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24802; Y10T428/2481; Y10T428/24818; Y10T428/24826; Y10T428/24942; Y10T442/00; Y10T442/40; Y10T442/494
Claims Analysis
Total Claims: 20
Claim 1
Independent Claim
78 words
A composite interlining comprising: a first ply of nonwoven fabric having a weight of about 10 to 70 g/m 2 ; and a second ply of knit fabric adhered to the first layer, and wherein the knit fabric has a nonwoven fiber structure, a weight of about 10 to 40 g/m 2 , a yarn titer of about 12 to 30 dtex at a mesh count of about 60 to 12 wales/cm and about 8 to 26 rows/cm.
Claim 2
Dependent Claim
78 words
A composite interlining comprising: a first ply of nonwoven fabric having a weight of about 10 to 70 g/m 2 ; and a second ply of knit fabric adhered to the first layer, and wherein the knit fabric has a nonwoven fiber structure, a weight of about 10 to 40 g/m 2 , a yarn titer of about 12 to 30 dtex at a mesh count of about 60 to 12 wales/cm and about 8 to 26 rows/cm.
Claim 3
Dependent Claim
28 words
The composite interlining according to claim 1, wherein the nonwoven fabric comprises more than about 50% Nylon 6 fibers and the knit fabric is entirely Nylon 6 fibers.
Claim 4
Dependent Claim
18 words
The composite interlining according to claim 2, wherein the nonwoven fabric and knit fabric are adhered by spot-welds.
Claim 5
Dependent Claim
21 words
The composite interlining according to claim 3 wherein the nonwoven fabric has a weight of 20 to 50 g/m 2 .
Claim 6
Dependent Claim
26 words
The composite interlining according to claim 1 wherein the nonwoven fabric comprises more than about 50% polyester fibers and the knit fabric is entirely polyester fibers.
Claim 7
Dependent Claim
18 words
The composite interlining according to claim 5, wherein the nonwoven fabric and knit fabric are adhered by spot-welds.
Claim 8
Dependent Claim
21 words
The composite interlining according to claim 6 wherein the nonwoven fabric has a weight of 20 to 50 g/m 2 .
Claim 9
Dependent Claim
20 words
The composite interlining according to claim 1 wherein the first layer is adhered to the second layer by fiber bonding.
Claim 10
Dependent Claim
39 words
The composite interling according to claim 1 wherein a side of the nonwoven fabric is coated with a thermofusion adhesive in a spotwise pattern and the knit fabric is welded to the thermofusion adhesive side of the nonwoven fabric.
Claim 11
Dependent Claim
30 words
The composite interlining according to claim 1 wherein a third ply of nonwoven fabric is adhered to the composite so that the knit fabric is disposed between two nonwoven plies.
Claim 12
Dependent Claim
61 words
A composite interlining comprising: a Nylon 6 nonwoven fabric having a weight of about 25 g/m 2 ; and a Nylon 6 warp-knit fabric having a weight of about 14 g/m 2 and yarn titer of 17 dtex at a mesh count of 9 wales/cm and 10 rows/cm, fiber bonded in a predetermined pattern to a surface of said nonwoven fabric.
Claim 13
Dependent Claim
61 words
A composite interlining comprising: a Nylon 6 nonwoven fabric having a weight of about 25 g/m 2 ; and a Nylon 6 warp-knit fabric having a weight of about 14 g/m 2 and yarn titer of 17 dtex at a mesh count of 9 wales/cm and 10 rows/cm, fiber bonded in a predetermined pattern to a surface of said nonwoven fabric.
Claim 14
Dependent Claim
30 words
The interlining of claim 11 wherein the predetermined pattern is 64 dots/cm 2 at a dot spacing of 1.25 mm and dot dimension of 0.4 by 0.4 by 0.61 mm.
Claim 15
Dependent Claim
16 words
The interlining of claim 12, wherein: a thermofusion adhesive is spotwise coated on the warp-knit fabric.
Claim 16
Dependent Claim
29 words
The interlining of claim 13, wherein the thermofusion adhesive is a ter-polyamide of Nylon 66 - Nylon 6 - Nylon 12 having a melting point of about 120° C.
Claim 17
Dependent Claim
100 words
A composite interlining comprising: a Nylon 6 nonwoven fabric ply having a weight of about 8 to 10 g/m 2 ; a Nylon 6 warp-knit fabric ply having a first and second major surface, a weight of about 14 g/m 2 and yarn titer of about 17 dtex at a mesh count of about 9 wales/cm and about 10 rows/cm, said nonwoven fabric fiber bonded to said first major surface of said warp-knit fabric; and two plys of Nylon 6 gauze having a weight of about 15 g/m 2 fiber bonded to said second major surface of said warp-knit fabric.
Claim 18
Dependent Claim
100 words
A composite interlining comprising: a Nylon 6 nonwoven fabric ply having a weight of about 8 to 10 g/m 2 ; a Nylon 6 warp-knit fabric ply having a first and second major surface, a weight of about 14 g/m 2 and yarn titer of about 17 dtex at a mesh count of about 9 wales/cm and about 10 rows/cm, said nonwoven fabric fiber bonded to said first major surface of said warp-knit fabric; and two plys of Nylon 6 gauze having a weight of about 15 g/m 2 fiber bonded to said second major surface of said warp-knit fabric.
Claim 19
Independent Claim
85 words
A method for making an iron-on composite interlining, comprising the steps of: fiber bonding a first ply of nonwoven fabric having a weight of about 10 to 70 g/m 2 to a second ply of knit fabric having a weight of about 10 to 40 g/m 2 and a yarn titer of about 12 to 30 dtex at a mesh count of about 6 to 12 wales/cm and about 8 to 26 rows/cm forming a nonwoven/knit composite; and, applying a thermofusion adhesive to said composite.
Claim 20
Independent Claim
85 words
A method for making an iron-on composite interlining, comprising the steps of: fiber bonding a first ply of nonwoven fabric having a weight of about 10 to 70 g/m 2 to a second ply of knit fabric having a weight of about 10 to 40 g/m 2 and a yarn titer of about 12 to 30 dtex at a mesh count of about 6 to 12 wales/cm and about 8 to 26 rows/cm forming a nonwoven/knit composite; and, applying a thermofusion adhesive to said composite.
References Cited (Backward Citations)
US4122227A
Cited
US4450196A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1990-09-28 | 1991-03-30 | 1991-09-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1994-09-28 | 1995-03-30 | 1995-09-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1998-09-28 | 1999-03-30 | 1999-09-29 | $7700.00 | Window Closed / Lapsed |