US3032452A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spacing device for shaping rolls, particularly for use in producing polymerized resin reinforced materials, such as glass fibers
Assignee: Montedison SpA
•
Filing: 1958-01-14
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Granted: 1962-05-01
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Expires: 1978-01-14
Abstract
No abstract record available.
Inventors
- 👤 Magnaguagno Cleante Arduino
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 08:53
CPC Classifications
B; B29; B29C; B29C53/00; B29C53/22; B29C53/24; B29K; B29K2105/00; B29K2105/06; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1007; Y10T156/1016
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
135 words
A POLYMERIZATION APPARATUS FOR CONTINUOUS PRODUCTION OF A CORRUGATED SHEET OF RESIN-REINFORCED MATERIAL, COMPRISING A POLYMERIZATION VESSEL, A PAIR OF ENDLESS UPPER AND LOWER MOVING BELTS AT LEAST IN PART DISPOSED IN THE VESSEL AND HAVING ADJACENT PORTIONS TRAVELLING IN THE SAME STRAIGHT-LINE DIRECTION, MEANS FOR ROTATING THE BELTS, MEANS FOR MOUNTING THE MATERIAL, IMPREGNATED WITH A RESIN-FORMING MATERIAL, FOR TRAVEL BETWEEN THE SAID ADJACENT PORTIONS OF THE BELTS, THE BELTS CARRYING ROLLERS DISPOSED TRANSVERSELY TO THE TRAVELLING DIRECTION OF THE MATERIAL, SPACING COLLARS ON OPOPOSITE END PORTIONS OF THE ROLLERS OF THE LOWER BELT, THE WEIGHT OF THE ROLLERS OF THE UPPER BELT RESTING UPON SAID COLLARS, THE ROLLERS OF THE RESPECTIVE BELTS INTERDIGITATING IN SAID ADJACENT PORTIONS TO PRODUCE AND TO MAINTAIN TRANSVERSE CORRUGATIONS IN THE MATERIAL DURING THE POLYMERIZATION OF THE RESIN-
Claim 2
Dependent Claim
135 words
A POLYMERIZATION APPARATUS FOR CONTINUOUS PRODUCTION OF A CORRUGATED SHEET OF RESIN-REINFORCED MATERIAL, COMPRISING A POLYMERIZATION VESSEL, A PAIR OF ENDLESS UPPER AND LOWER MOVING BELTS AT LEAST IN PART DISPOSED IN THE VESSEL AND HAVING ADJACENT PORTIONS TRAVELLING IN THE SAME STRAIGHT-LINE DIRECTION, MEANS FOR ROTATING THE BELTS, MEANS FOR MOUNTING THE MATERIAL, IMPREGNATED WITH A RESIN-FORMING MATERIAL, FOR TRAVEL BETWEEN THE SAID ADJACENT PORTIONS OF THE BELTS, THE BELTS CARRYING ROLLERS DISPOSED TRANSVERSELY TO THE TRAVELLING DIRECTION OF THE MATERIAL, SPACING COLLARS ON OPOPOSITE END PORTIONS OF THE ROLLERS OF THE LOWER BELT, THE WEIGHT OF THE ROLLERS OF THE UPPER BELT RESTING UPON SAID COLLARS, THE ROLLERS OF THE RESPECTIVE BELTS INTERDIGITATING IN SAID ADJACENT PORTIONS TO PRODUCE AND TO MAINTAIN TRANSVERSE CORRUGATIONS IN THE MATERIAL DURING THE POLYMERIZATION OF THE RESIN-
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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) | 1965-04-30 | 1965-10-30 | 1966-05-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-30 | 1969-10-30 | 1970-05-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-30 | 1973-10-30 | 1974-05-01 | $7700.00 | Window Closed / Lapsed |