Patent US3837188A successfully refreshed from Google Patents.
US3837188A
Expired / Lapsed
US
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Apparatus for wet treatment and subsequent drying of a textile web
Assignee: Brueckner Apparatebau GmbH
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Filing: 1973-02-16
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Granted: 1974-09-24
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Expires: 1993-02-16
Abstract
Abstract A process for wet treatment of fabric web including steps of washing and shrinking, liquid removal, drying, and airing, in which shrinking takes place during the washing before the web is laid evenly on transport means for drying. Apparatus for carrying out the process provides essential treatment stations and drum transport means for conveying the web to be treated through each of the successive stages of treatment.
Inventors
- 👤 M Schuierer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 18:21
CPC Classifications
F; F26; F26B; F26B13/00; F26B13/10; F26B13/101; D; D06; D06B; D06B23/00; D06B23/04; D06B9/00; D06C; D06C29/00; F26B13/14; F26B13/16
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
92 words
Apparatus for wet processing of a textile web with an organic solvent, comprising: means for washing and shrinking the textile web with a liquid; liquid removal means for removing the liquid from the textile web after washing and shrinking; drying means for drying the textile web after removal of the liquid therefrom; airing means for airing the textile web after drying; transport means for progressively conveying the textile web to be treated from the washing and shrinking means through the airing means, and the transport means comprises a perforated air suction drum.
Claim 2
Dependent Claim
92 words
Apparatus for wet processing of a textile web with an organic solvent, comprising: means for washing and shrinking the textile web with a liquid; liquid removal means for removing the liquid from the textile web after washing and shrinking; drying means for drying the textile web after removal of the liquid therefrom; airing means for airing the textile web after drying; transport means for progressively conveying the textile web to be treated from the washing and shrinking means through the airing means, and the transport means comprises a perforated air suction drum.
Claim 3
Dependent Claim
27 words
Apparatus as claimed in claim 1 wherein the liquid removal means, the drying means, and the airing means are disposed about the periphery of the perforated drum.
Claim 4
Dependent Claim
29 words
Apparatus as claimed in claim 1 wherein a pair of tenter chains is provided in the vicinity of the perforated drum to hold respective edges of the textile web.
Claim 5
Dependent Claim
54 words
Apparatus as claimed in claim 1 wherein the liquid removal means comprises a suction source disposed within a sector of the drum for drawing a stream of air downwardly through the drum surface and the textile web carried about that sector of the drum so as to remove the liquid from the textile web.
References Cited (Backward Citations)
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US3235932A
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US3330015A
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US3528763A
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US3677038A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-09-23 | 1978-03-25 | 1978-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-09-23 | 1982-03-25 | 1982-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-09-23 | 1986-03-25 | 1986-09-24 | $7700.00 | Window Closed / Lapsed |