US3063868A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus and method for coating continuous webs
Assignee: EIDP Inc
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Filing: 1959-10-28
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Granted: 1962-11-13
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Expires: 1979-10-28
Abstract
No abstract record available.
Inventors
- 👤 Brandsma Walter Charles
- 👤 Fisher Warren Carl
- 👤 Saydlowski Bernard Karl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:51
CPC Classifications
B; B05; B05D; B05D1/00; B05D1/26; B05C; B05C5/00; B05C5/02; B05C5/0254; D; D06; D06B; D06B1/00; D06B1/08; D06B15/00; D06B15/09; G; G03; G03C; G03C1/00; G03C1/74; Y; Y10; Y10T; Y10T428/00; Y10T428/26
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
146 words
A METHOD OF APPLYING A DESIRED WET THICKNESS OF COATING MATERIAL ONTO A MOVING FLEXIBLE WEB WHICH COMPRISES CONTINOUSLY MOVING SAID WEB ON A CYLINDRICAL GUIDE ROLL, APPLYING A STREAM OF COATING MATERIAL TO A LOCUS ON THE WEB WHILE SAID WEB IS IN CONTACT WITH SAID GUIDE ROLL, SPREADING SAID STREAM OF COATING MATERIAL OUT INTO A LAYER OF SUBSTANTIALLY UNIFORM THICKNESS OF FROM 0.010 TO 0.100 INCH BY THE ACTION OF AN ARCUATE SURFACE SPACED AT A SUBSTANTIALLY INIFORM DISTANCE OF FROM 0.010 TO 0.100 INCH FROM SAID WEB, MAINTAINING CONTACT BETWEEN SAID LAYER AND SAID WEB THROUGHOUT FROM 30* TO 100* OF ARC OF SAID GUIDE ROLL BY MEANS OF SAID ARCUATE SURFACE AND IMPINGING A STREAM OF AIR ON THE COATED WEEB AT AN IMPINGEMENT LINE TRANSVERSE TO THEDIRECTION OF WEB TRAVEL TO DOCTOR SAID COATING MATERIAL TO SAID DESIRED WET THICKNESS.
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) | 1965-11-12 | 1966-05-14 | 1966-11-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-12 | 1970-05-14 | 1970-11-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-12 | 1974-05-14 | 1974-11-13 | $7700.00 | Window Closed / Lapsed |