Patent US3080847A successfully refreshed from Google Patents.
US3080847A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Web coating and doctoring apparatus
Assignee: Beloit Iron Works Inc
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Filing: 1959-10-21
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Granted: 1963-03-12
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Expires: 1979-10-21
Abstract
No abstract record available.
Inventors
- 👤 Edgar J Justus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 17:13
CPC Classifications
D; D21; D21H; D21H23/00; D21H23/02; D21H23/22; D21H23/52; D21H23/56; D21H5/00; D21H5/0005; D21H5/0025; D21H5/003
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
137 words
APPARATUS FOR COATING A TRAVELING WEB COMPRISING, A PAIR OF PARALLEL ROLLS IN HORIZONTALLY OPPOSED NIPDEFINING RELATIONSHIP TO FORM A FIRST NIP FOR CONTAINING A PUDDLE OF COATING ON THE UPPER SIDE OF THE NIP, MEANS FOR SUPPLYING COATING TO SAID PUDDLE, MEANS FOR ROTATING SAID ROLLS WITH THEIR NIP-DEFINING SURFACES TRAVELING DOWNWARDLY, A WEB SUPPORTING BACKING ROLL POSITIONED ABOVE AND IN NIP-DEFINING RELATIONSHIP WITH ONE OF SAID PARALLEL ROLLS TO FORM A SECOND NIP AND ROTATABLE WITH THE NIP SIDE TRAVELING IN AN UPWARD DIRECTION, AND A DOCTOR BLADE MEANS CLOSE TO SAID SECOND NIP POSITIONED TO BE IN DOCTORING ENGAGEMENT WITH A WEB CARRIED ON THE UPRUNNING SIDE SAID BACKING ROLL AND POSITIONED ABOVE SAID FIRST NIP SO THAT THE EXCESS COATING REMOVED FROM THE WEB WILL FLOW DOWNWARDLY AND DIRECTLY INTO SAID FIRST NIP.
Claim 2
Dependent Claim
137 words
APPARATUS FOR COATING A TRAVELING WEB COMPRISING, A PAIR OF PARALLEL ROLLS IN HORIZONTALLY OPPOSED NIPDEFINING RELATIONSHIP TO FORM A FIRST NIP FOR CONTAINING A PUDDLE OF COATING ON THE UPPER SIDE OF THE NIP, MEANS FOR SUPPLYING COATING TO SAID PUDDLE, MEANS FOR ROTATING SAID ROLLS WITH THEIR NIP-DEFINING SURFACES TRAVELING DOWNWARDLY, A WEB SUPPORTING BACKING ROLL POSITIONED ABOVE AND IN NIP-DEFINING RELATIONSHIP WITH ONE OF SAID PARALLEL ROLLS TO FORM A SECOND NIP AND ROTATABLE WITH THE NIP SIDE TRAVELING IN AN UPWARD DIRECTION, AND A DOCTOR BLADE MEANS CLOSE TO SAID SECOND NIP POSITIONED TO BE IN DOCTORING ENGAGEMENT WITH A WEB CARRIED ON THE UPRUNNING SIDE SAID BACKING ROLL AND POSITIONED ABOVE SAID FIRST NIP SO THAT THE EXCESS COATING REMOVED FROM THE WEB WILL FLOW DOWNWARDLY AND DIRECTLY INTO SAID FIRST NIP.
References Cited (Backward Citations)
DE195883C
Cited
US1313686A
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DE703760C
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US2229620A
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US2312927A
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US2344232A
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US2337981A
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US2534320A
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US2606520A
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FR1048578A
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US2870738A
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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) | 1966-03-11 | 1966-09-10 | 1967-03-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-11 | 1970-09-10 | 1971-03-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-11 | 1974-09-10 | 1975-03-12 | $7700.00 | Window Closed / Lapsed |