US3340703A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flexible transmission means
Assignee: Fratelli Borletti SpA
•
Filing: 1965-09-13
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Granted: 1967-09-12
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Expires: 1985-09-13
Abstract
No abstract record available.
Inventors
- 👤 Mincuzzi Antonio
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 12:20
CPC Classifications
F; F16; F16C; F16C1/00; F16C1/02; F16C1/08; F16C2370/00; Y; Y10; Y10S; Y10S464/00; Y10S464/902; Y10S464/903
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
87 words
ATTACHMENT MEANS FOR A FLEXIBLE TRANSMISSION MEMBER, OF THE TYPE IN WHICH THE SAID MEMBER IS COMPOSED OF A BRAID OF WIRES WOUND INTO A HELIX OF HAND SUCH THAT DURING NORMAL FORWARD ROTATION IN ONE DIRECTION THE HELIX TENDS TO CLOSE, WHEREIN THE FLEXIBLE TRANSMISSION MEMBER, WHICH IS SQUARE ENDED, IS COUPLED TO A CORRESPONDING DRIVEN SHAFT VIA AN INTERMEDIATE MEMBER THE OUTER CYLINDRICAL SURFACE OF WHICH HAS AT LEAST ONE HELICAL GROOVE OF OPPOSITE HAND TO THAT OF THE HELIX OF THE FLEXIBLE TRANSMISSION MEMBER.
Claim 2
Dependent Claim
87 words
ATTACHMENT MEANS FOR A FLEXIBLE TRANSMISSION MEMBER, OF THE TYPE IN WHICH THE SAID MEMBER IS COMPOSED OF A BRAID OF WIRES WOUND INTO A HELIX OF HAND SUCH THAT DURING NORMAL FORWARD ROTATION IN ONE DIRECTION THE HELIX TENDS TO CLOSE, WHEREIN THE FLEXIBLE TRANSMISSION MEMBER, WHICH IS SQUARE ENDED, IS COUPLED TO A CORRESPONDING DRIVEN SHAFT VIA AN INTERMEDIATE MEMBER THE OUTER CYLINDRICAL SURFACE OF WHICH HAS AT LEAST ONE HELICAL GROOVE OF OPPOSITE HAND TO THAT OF THE HELIX OF THE FLEXIBLE TRANSMISSION MEMBER.
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) | 1970-09-11 | 1971-03-13 | 1971-09-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-11 | 1975-03-13 | 1975-09-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-11 | 1979-03-13 | 1979-09-12 | $7700.00 | Window Closed / Lapsed |