Patent US3326737A successfully refreshed from Google Patents.
US3326737A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for applying sheet material to corrugated board
Assignee: OI Glass Inc
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Filing: 1963-11-18
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Granted: 1967-06-20
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Expires: 1983-11-18
Abstract
No abstract record available.
Inventors
- 👤 Jr James W Hyland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 07:59
CPC Classifications
B; B31; B31F; B31F1/00; B31F1/20; B31F1/24; B31F1/26; B31F1/28; B31F1/2845; B32; B32B; B32B27/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
136 words
APPARATUS FOR PROGRESSIVELY INTRODUCING PRESSURED FLUID INTO THE FLUTES OF CORRUGATED BOARD COMPRISING A CIRCULAR ROTATABLE WHEEL HAVING AN ANNULAR SLOT ADAPTED TO SNUGLY RECEIVE THE EDGE OF SAID CORRUGATED BOARD, SAID WHEEL INCLUDING PLURALITY OF CHAMBERS COMUNICATING WITH SAID ANNULAR SLOT, EACH OF SAID CHAMBERS DEFINED BY A PAIR OF SPACED APART RADIALLY EXTENDING MEMBERS AND UPPER AND LOWER COVER MEMBERS, MEANS FOR URGING SAID RADIALLY EXTENDING MEMBERS OUTWARDLY TOWARD THE PERIPHERY OF SAID WHEEL, SAID URGING MEANS ADAPTED TO PERMIT SAID RADIALLY EXTENDING MEMBERS TO BE MOVED RADIALLY INWARDLY UPON APPLICATION OF AN INWARDLY DIRECTED FORCE, SAID RADIALLY EXTENDING MEMBERS SO POSITIONED THAT AT LEAST TWO OF SAID MEMBERS WILL ENGAGE THE EDGE OF THE BOARD RECIEVED IN SAID ANNULAR SLOT AND MEANS FOR DIRECTING PRESSURE FLUID TO THE CHAMBERS COMMUNICATING WITH SAID BOARD.
Claim 2
Dependent Claim
136 words
APPARATUS FOR PROGRESSIVELY INTRODUCING PRESSURED FLUID INTO THE FLUTES OF CORRUGATED BOARD COMPRISING A CIRCULAR ROTATABLE WHEEL HAVING AN ANNULAR SLOT ADAPTED TO SNUGLY RECEIVE THE EDGE OF SAID CORRUGATED BOARD, SAID WHEEL INCLUDING PLURALITY OF CHAMBERS COMUNICATING WITH SAID ANNULAR SLOT, EACH OF SAID CHAMBERS DEFINED BY A PAIR OF SPACED APART RADIALLY EXTENDING MEMBERS AND UPPER AND LOWER COVER MEMBERS, MEANS FOR URGING SAID RADIALLY EXTENDING MEMBERS OUTWARDLY TOWARD THE PERIPHERY OF SAID WHEEL, SAID URGING MEANS ADAPTED TO PERMIT SAID RADIALLY EXTENDING MEMBERS TO BE MOVED RADIALLY INWARDLY UPON APPLICATION OF AN INWARDLY DIRECTED FORCE, SAID RADIALLY EXTENDING MEMBERS SO POSITIONED THAT AT LEAST TWO OF SAID MEMBERS WILL ENGAGE THE EDGE OF THE BOARD RECIEVED IN SAID ANNULAR SLOT AND MEANS FOR DIRECTING PRESSURE FLUID TO THE CHAMBERS COMMUNICATING WITH SAID BOARD.
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) | 1970-06-19 | 1970-12-19 | 1971-06-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-06-19 | 1974-12-19 | 1975-06-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-06-19 | 1978-12-19 | 1979-06-20 | $7700.00 | Window Closed / Lapsed |