US3190792A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cylinder type paper making machine
Assignee: Beloit Iron Works Inc
•
Filing: 1961-11-09
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Granted: 1965-06-22
•
Expires: 1981-11-09
Abstract
No abstract record available.
Inventors
- 👤 Edward D Beachler
- 👤 Thomas G Mckie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 11:33
CPC Classifications
D; D21; D21F; D21F9/00; D21F9/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
126 words
IN A PAPER MACHINE COMPRISING A VAT HAVING A SHAPED WALL MEMBER SUPPORTED THEREIN, A FORAMINOUS CYLINDER ROTATABLY SUPPORTED IN SAID VAT IN SPACED RELATION WITH SAID WALL MEMBER ALONG A PORTION OF THE CIRCUMFERENCE OF SAID CYLINDER, GATE MEANS SPANNING THE SPACE BETWEEN SAID CYLINDER AND SAID WALL MEMBER AND DIVIDING SAID SPACE INTO A STOCK FLOW PASSAGE AND INTO A WATER FLOW PASSAGE, AND CONDUIT MEANS SUPPLYING STOCK TO SAID STOCK FLOW PASSAGE WHEREBY FIBERS IN SAID STOCK ARE BLOCKED BY SAID CYLINDER AND THE WATER IN SAID STOCK FLOWS INTO SAID CYLINDER AND IS CAST THEREFROM THROUGH THE SIDE OF THE CYLINDER AND INTO THE WATER FLOW PASSAGE, THE IMPROVEMENT OF BAFFLE MEANS WITHIN THE VAT PROVIDING A DEAERATING CHANNEL IN FLUID COM-
Claim 2
Dependent Claim
126 words
IN A PAPER MACHINE COMPRISING A VAT HAVING A SHAPED WALL MEMBER SUPPORTED THEREIN, A FORAMINOUS CYLINDER ROTATABLY SUPPORTED IN SAID VAT IN SPACED RELATION WITH SAID WALL MEMBER ALONG A PORTION OF THE CIRCUMFERENCE OF SAID CYLINDER, GATE MEANS SPANNING THE SPACE BETWEEN SAID CYLINDER AND SAID WALL MEMBER AND DIVIDING SAID SPACE INTO A STOCK FLOW PASSAGE AND INTO A WATER FLOW PASSAGE, AND CONDUIT MEANS SUPPLYING STOCK TO SAID STOCK FLOW PASSAGE WHEREBY FIBERS IN SAID STOCK ARE BLOCKED BY SAID CYLINDER AND THE WATER IN SAID STOCK FLOWS INTO SAID CYLINDER AND IS CAST THEREFROM THROUGH THE SIDE OF THE CYLINDER AND INTO THE WATER FLOW PASSAGE, THE IMPROVEMENT OF BAFFLE MEANS WITHIN THE VAT PROVIDING A DEAERATING CHANNEL IN FLUID COM-
References Cited (Backward Citations)
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Cited
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US1870971A
Cited
US1817594A
Cited
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Cited
GB534859A
Cited
US2856825A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-06-21 | 1968-12-21 | 1969-06-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-21 | 1972-12-21 | 1973-06-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-21 | 1976-12-21 | 1977-06-22 | $7700.00 | Window Closed / Lapsed |