US3082140A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and machine for forming annular bands
Assignee: Pirelli and C SpA
•
Filing: 1958-08-01
•
Granted: 1963-03-19
•
Expires: 1978-08-01
Abstract
No abstract record available.
Inventors
- 👤 Vanzo Marcello
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 12:30
CPC Classifications
B; B21; B21F; B21F17/00; B29; B29D; B29D30/00; B29D30/06; B29D30/08; B29D30/38
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
97 words
A METHOD OF FORMING ANNULAR BANDS FROM AT LEAST ONE ENDLESS THREAD ON A COLLAPSIBLE DRUM, SAID ANNULAR BANDS BEING SUITABLE FOR REINFORCEMENT OF TIRE CASINGS FOR MOTOR VEHICLE WHEELS, COMPRISING THE STEPS OF PROVIDING A DRUM, COATING THE PERIPHERY OF SAID DRUM WITH AN ADHESIVE, ROTATING THE DRUM, STRECTCHING THE THREAD AND LAYING IT ON THE ROTATING DRUM WHILE THE THREAD, IMMEDIATELY BEFORE ITS CONTACT WITH THE DRUM PERIPHERY, IS SUBJECTED TO A FIRST RECIPROCATION BETWEEN THE SIDES OF SAID DRUM AND IS SIMULTANEOUSLY SUBJECTED TO A SECOND RECIPROCATION IN A DIRECTION PREPENDICULAR TO THE DIRECTION
Claim 2
Independent Claim
97 words
A METHOD OF FORMING ANNULAR BANDS FROM AT LEAST ONE ENDLESS THREAD ON A COLLAPSIBLE DRUM, SAID ANNULAR BANDS BEING SUITABLE FOR REINFORCEMENT OF TIRE CASINGS FOR MOTOR VEHICLE WHEELS, COMPRISING THE STEPS OF PROVIDING A DRUM, COATING THE PERIPHERY OF SAID DRUM WITH AN ADHESIVE, ROTATING THE DRUM, STRECTCHING THE THREAD AND LAYING IT ON THE ROTATING DRUM WHILE THE THREAD, IMMEDIATELY BEFORE ITS CONTACT WITH THE DRUM PERIPHERY, IS SUBJECTED TO A FIRST RECIPROCATION BETWEEN THE SIDES OF SAID DRUM AND IS SIMULTANEOUSLY SUBJECTED TO A SECOND RECIPROCATION IN A DIRECTION PREPENDICULAR TO THE DIRECTION
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-03-18 | 1966-09-17 | 1967-03-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-18 | 1970-09-17 | 1971-03-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-18 | 1974-09-17 | 1975-03-19 | $7700.00 | Window Closed / Lapsed |