Patent US2117111A successfully refreshed from Google Patents.
Patent US3201309A successfully refreshed from Google Patents.
US3201309A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cylinder mold for paper making machine
Assignee: Beloit Corp
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Filing: 1962-01-11
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Granted: 1965-08-17
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Expires: 1982-01-11
Abstract
No abstract record available.
Inventors
- 👤 Louis M Stuebe
- 👤 Joseph D Parker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 12:00
CPC Classifications
D; D21; D21F; D21F9/00; D21F9/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
118 words
IN A CYLINDER MOLD MACHINE HAVING A ROTATABLE FORMING CYLINDER RECEIVING WHITE WATER THEREIN, THE IMPROVEMENT OF ACIALLY SPACED PROPELLAR-TYPE BLADES IN THE CYLINDER EXTENDING RADIALLY FROM THE ACIS OF THE CYLINDER FOR INDUCING WATER FLOW TO BOTH ENDS OF THE CYLINDER, EACH OF SAID BLADES HAVING AN ANGLE SUCH THAT THE BLADE ANGLES OF THE BLADES HAVING AN ANGLE SUCH THAT THE BLADE ANGLES OF THE BLADES AT THE ENDS OF THE CYLINDER ARE GREATER AND THE BLADE ANGLES OF THE BLADES SITUATED AXIALLY INWARDLY TOWARD THE CENTER OF THE CYLINDER ARE PROGRESSIVELY LESS SO AS TO MAINTAIN A UNIFORMM WATER LEVEL IN THE CYLINDER AND THEREBY EFFECT UNIFORM PAPER FORMATION ACROSS THE WIDTH OF THE MACHINE.
Claim 2
Dependent Claim
118 words
IN A CYLINDER MOLD MACHINE HAVING A ROTATABLE FORMING CYLINDER RECEIVING WHITE WATER THEREIN, THE IMPROVEMENT OF ACIALLY SPACED PROPELLAR-TYPE BLADES IN THE CYLINDER EXTENDING RADIALLY FROM THE ACIS OF THE CYLINDER FOR INDUCING WATER FLOW TO BOTH ENDS OF THE CYLINDER, EACH OF SAID BLADES HAVING AN ANGLE SUCH THAT THE BLADE ANGLES OF THE BLADES HAVING AN ANGLE SUCH THAT THE BLADE ANGLES OF THE BLADES AT THE ENDS OF THE CYLINDER ARE GREATER AND THE BLADE ANGLES OF THE BLADES SITUATED AXIALLY INWARDLY TOWARD THE CENTER OF THE CYLINDER ARE PROGRESSIVELY LESS SO AS TO MAINTAIN A UNIFORMM WATER LEVEL IN THE CYLINDER AND THEREBY EFFECT UNIFORM PAPER FORMATION ACROSS THE WIDTH OF THE MACHINE.
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) | 1968-08-16 | 1969-02-15 | 1969-08-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-16 | 1973-02-15 | 1973-08-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-16 | 1977-02-15 | 1977-08-17 | $7700.00 | Window Closed / Lapsed |