US3282332A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tow-transporting roll
Assignee: EIDP Inc
•
Filing: 1963-10-30
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Granted: 1966-11-01
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Expires: 1983-10-30
Abstract
No abstract record available.
Inventors
- 👤 Jr Charles Valentine Burdick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 07:30
CPC Classifications
D; D02; D02J; D02J13/00; D02J13/005; Y; Y10; Y10S; Y10S165/00; Y10S165/135; Y10S165/139; Y10S165/156; Y10S165/159; Y10S165/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
126 words
A TOW-TRANSPORTING ROLL COMPRISING: A DRIVEN SHAFT HAVING AN AXIAL BORE; A PAIR OF SPACED, CIRCULAR, PLATE MEMBERS FIXED TO SAID SHAFT; A CYLINDRICAL SHELL FIXED TO THE PERIPHERIES OF SAID PLATE MEMBERS AND EXTENDIGN OUTWARDLY BEYOND THE END OF SAID SHAFT; A CLOSURE FOR THE OPEN END OF SAID SHELL; A TUBULAR PARTITION EXTENDING BETWEEN AND ATTACHED TO SAID PLATE MEMBERS IN SPACED RELATIONSHIP TO SAID SHAFT, SAID SHELL AND SAID PARTITION DEFINING AN UNINTERRUPTED ANNULAR SPACE EXTENDING SUBSTANTIALLY THROUGH THE LENGTH OF SAID PARTITION; A FIRST CONDUIT MEANS EXTENDING THROUGH SAID BORE TO THE SPACE WITHIN SAID CLOSURE, THE OUTER PLATE MEMBER HAVING RADIALLY SPACED, PERIPHERAL NOTCHES COMMUNICATING WITH SAID ANNULAR SPACE; AND A SECOND CONDUIT MEANS EXTENDING FROM SAID PARTITION TO SAID BORE.
Claim 2
Dependent Claim
126 words
A TOW-TRANSPORTING ROLL COMPRISING: A DRIVEN SHAFT HAVING AN AXIAL BORE; A PAIR OF SPACED, CIRCULAR, PLATE MEMBERS FIXED TO SAID SHAFT; A CYLINDRICAL SHELL FIXED TO THE PERIPHERIES OF SAID PLATE MEMBERS AND EXTENDIGN OUTWARDLY BEYOND THE END OF SAID SHAFT; A CLOSURE FOR THE OPEN END OF SAID SHELL; A TUBULAR PARTITION EXTENDING BETWEEN AND ATTACHED TO SAID PLATE MEMBERS IN SPACED RELATIONSHIP TO SAID SHAFT, SAID SHELL AND SAID PARTITION DEFINING AN UNINTERRUPTED ANNULAR SPACE EXTENDING SUBSTANTIALLY THROUGH THE LENGTH OF SAID PARTITION; A FIRST CONDUIT MEANS EXTENDING THROUGH SAID BORE TO THE SPACE WITHIN SAID CLOSURE, THE OUTER PLATE MEMBER HAVING RADIALLY SPACED, PERIPHERAL NOTCHES COMMUNICATING WITH SAID ANNULAR SPACE; AND A SECOND CONDUIT MEANS EXTENDING FROM SAID PARTITION TO SAID BORE.
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) | 1969-10-31 | 1970-05-02 | 1970-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-31 | 1974-05-02 | 1974-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-31 | 1978-05-02 | 1978-11-01 | $7700.00 | Window Closed / Lapsed |