Patent US3224566A successfully refreshed from Google Patents.
US3224566A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spliced belting
Assignee: Dana Inc
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Filing: 1962-04-12
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Granted: 1965-12-21
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Expires: 1982-04-12
Abstract
No abstract record available.
Inventors
- 👤 Robert H Elliott
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:23
CPC Classifications
F; F16; F16G; F16G3/00; F16G3/10; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24752; Y10T428/2476
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
129 words
CONVEYOR BELTING COMPRISING AT LEAST TWO CARCASS PLIES OF TEXTILE MATERIAL AND AN INTERMEDIATE LAYER OF ELASTOMERIC SHEET MATERIAL LOCATED BETWEEN ADJACENT PLIES OF THE TEXTILE MATERIAL, THE SAID ELASTOMERIC LAYER BEING OF SUBSTANTIALLY THE SAME THICKNESS AS THE TEXTILE PLIES AND ADHESIVELY BONDED THERETO, AND OUTER COVER PLIES OF RUBBERY COMPOUND ENCLOSING THE TEXTILE PLIES, THE SAID BELTING HAVING A SPLICED AREA IN WHICH THE CARCASS PLIES ARE SEVERED AND HAVE BUTT JOINTS AT LONGITUDINALLY SPACED LOCATIONS IN THE BELT AND AT DIFFERENT LEVELS THEREIN, AND AN INSERT OF ADHESIVELY COATED TEXTILE MATERIAL OF THE SAME PHYSICAL PROPERTIES AS THE SAID CARCASS PLIES OVERLAPS AND STRENGTHENS THE BUTT JOINTS AND REPLACES A CORRESPONDING VOLUME AND AREA PROVIDED BY THE REMOVAL OF A SECTION OF SAID INTERMEDIATE ELASTOMERIC LAYER.
Claim 2
Dependent Claim
129 words
CONVEYOR BELTING COMPRISING AT LEAST TWO CARCASS PLIES OF TEXTILE MATERIAL AND AN INTERMEDIATE LAYER OF ELASTOMERIC SHEET MATERIAL LOCATED BETWEEN ADJACENT PLIES OF THE TEXTILE MATERIAL, THE SAID ELASTOMERIC LAYER BEING OF SUBSTANTIALLY THE SAME THICKNESS AS THE TEXTILE PLIES AND ADHESIVELY BONDED THERETO, AND OUTER COVER PLIES OF RUBBERY COMPOUND ENCLOSING THE TEXTILE PLIES, THE SAID BELTING HAVING A SPLICED AREA IN WHICH THE CARCASS PLIES ARE SEVERED AND HAVE BUTT JOINTS AT LONGITUDINALLY SPACED LOCATIONS IN THE BELT AND AT DIFFERENT LEVELS THEREIN, AND AN INSERT OF ADHESIVELY COATED TEXTILE MATERIAL OF THE SAME PHYSICAL PROPERTIES AS THE SAID CARCASS PLIES OVERLAPS AND STRENGTHENS THE BUTT JOINTS AND REPLACES A CORRESPONDING VOLUME AND AREA PROVIDED BY THE REMOVAL OF A SECTION OF SAID INTERMEDIATE ELASTOMERIC LAYER.
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) | 1968-12-20 | 1969-06-21 | 1969-12-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-20 | 1973-06-21 | 1973-12-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-20 | 1977-06-21 | 1977-12-21 | $7700.00 | Window Closed / Lapsed |