US3848439A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for impregnating and dyeing wide textile webs
Assignee: Kleinewefers Industrie Co GmbH and Co KG
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Filing: 1972-11-20
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Granted: 1974-11-19
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Expires: 1992-11-20
Abstract
Abstract A device especially for impregnating and dyeing wide textile webs in a continuous manner, which includes a vacuum device, at least one roller and a liquor receiving container, which when being viewed in the direction of the movement of the textile web to be treated, is located behind said container, said vacuum device comprising a hood extending approximately over the length of said roller and being equipped with a rim-shaped structure along its edge into which is placed an elastic endless sealing strip adapted to be pressed against said roller, the lower section of the hood being immersible into the liquor container.
Inventors
- 👤 K Lopata
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 06:25
CPC Classifications
D; D06; D06B; D06B1/00; D06B1/10; D06B1/14; D06B1/142; D06B1/144
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
114 words
A device especially for impregnating and dyeing wide webs of textile material in a continous manner, which includes container means adapted to receive impregnating and dyeing liquid, roller means mounted to extend into said container means, vacuum means arranged adjacent said roller means and comprising hood means extending approximately over the length of said roller means and having its marginal area equipped with a rim-shaped structure, said vacuum means also comprising an endless sealing strip arranged in said rim-shaped structure and being positioned to press against web material passed between said roller means and said vacuum means, and means for feeding a web to be treated between said roller means and said vacuum means.
Claim 2
Independent Claim
114 words
A device especially for impregnating and dyeing wide webs of textile material in a continous manner, which includes container means adapted to receive impregnating and dyeing liquid, roller means mounted to extend into said container means, vacuum means arranged adjacent said roller means and comprising hood means extending approximately over the length of said roller means and having its marginal area equipped with a rim-shaped structure, said vacuum means also comprising an endless sealing strip arranged in said rim-shaped structure and being positioned to press against web material passed between said roller means and said vacuum means, and means for feeding a web to be treated between said roller means and said vacuum means.
Claim 3
Dependent Claim
16 words
A device according to claim 1, in which said vacuum means partially enters said container means.
Claim 4
Dependent Claim
17 words
A device according to claim 1, which includes means for adjusting said container means as to height.
Claim 5
Dependent Claim
31 words
A device according to claim 1, in which said vacuum means includes a vacuum chamber and also includes a vacuum line connectable to a blower, and conduit means for withdrawing liquor.
Claim 6
Dependent Claim
45 words
A device according to claim 1, in which said hood means comprises an arched plate with parallel longitudinal edges and curved end edges, said hood means also including rim-shaped structures connected to said longitudinal edges and to said end edges for receiving sealing strip means.
Claim 7
Dependent Claim
27 words
A device according to claim 1, which includes means operatively connected to said vacuum means for selectively moving the same toward and away from said roller means.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-11-18 | 1978-05-20 | 1978-11-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-11-18 | 1982-05-20 | 1982-11-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-11-18 | 1986-05-20 | 1986-11-19 | $7700.00 | Window Closed / Lapsed |