Patent US4045598A successfully refreshed from Google Patents.
US4045598A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coating method and apparatus
Assignee: Milliken Research Corp
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Filing: 1976-05-06
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Granted: 1977-08-30
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Expires: 1996-05-06
Abstract
Abstract This invention relates to an apparatus to apply a coating to a fabric which employs vacuum pressure to enhance the penetration of the coating into the fabric. The vacuum pressure source has a continuously moving surface to prevent build-up of the coating material at the outlet of the vacuum source.
Inventors
- 👤 Jimmy B. Henson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 04:22
CPC Classifications
D; D06; D06N; D06N3/00; D06N3/007; D06N3/0079
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
103 words
The method of providing a coated fabric on an apparatus having an elongated hollow manifold connected to a source of negative pressure and an elongated opening thereon comprising the steps of: providing a supply of fabric to be coated, applying a coating material to the fabric, passing the coated fabric over the elongated opening, passing a web material under the coated fabric into the hollow manifold over one side of the elongated opening and out of the hollow manifold over the other side of the elongated opening to continuously clean the elongated opening and curing the coated fabric after passage over said opening.
Claim 2
Independent Claim
103 words
The method of providing a coated fabric on an apparatus having an elongated hollow manifold connected to a source of negative pressure and an elongated opening thereon comprising the steps of: providing a supply of fabric to be coated, applying a coating material to the fabric, passing the coated fabric over the elongated opening, passing a web material under the coated fabric into the hollow manifold over one side of the elongated opening and out of the hollow manifold over the other side of the elongated opening to continuously clean the elongated opening and curing the coated fabric after passage over said opening.
References Cited (Backward Citations)
CA768356A
Cited
US2257373A
Cited
US2186957A
Cited
US2354033A
Cited
US2707158A
Cited
US3480469A
Cited
GB1234649A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1980-08-29 | 1981-02-28 | 1981-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-08-29 | 1985-02-28 | 1985-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-08-29 | 1989-02-28 | 1989-08-30 | $7700.00 | Window Closed / Lapsed |