US3296050A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making elastomeric-glass fiber products for use in endless belts
Assignee: Owens Corning
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Filing: 1962-12-26
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Granted: 1967-01-03
•
Expires: 1982-12-26
Abstract
No abstract record available.
Inventors
- 👤 Marzocchi Alfred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 21:27
CPC Classifications
C; C08; C08J; C08J5/00; C08J5/04; C08J5/06; C08J5/08; B; B29; B29C; B29C53/00; B29C53/56; B29D; B29D29/00; B29D29/10; F; F16; F16G; F16G1/00; F16G1/06; F16G1/08; F16G5/00; F16G5/12; F16G5/14; C08J2321/00; Y; Y10; Y10T; Y10T428/00; Y10T428/249921; Y10T428/249924; Y10T428/24994; Y10T428/249942; Y10T428/249946
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
146 words
IN THE METHOD OF FABRICATING A BLET HAVING A MATRIX OF ELASTOMERIC MATERIAL WITH FIBERS OF HIGH STRENGTH AND HIGH DIMENSIONAL STABILITY EXTENDING CROSSWISE OF THE BELT COMPRISING APPLYING A LAYER OF UNCURED ELASTOMERIC MATERIAL ONTO THE PERIPHERAL SURFACE OF A MANDREL, CIRCUMFERENTIALLY WINDING ENDLESS LENGTHS OF SUCH FIBERS ABOUT THE PERIPHERAL SURFACE OF SUCH ELASTOMERIC MATERIAL IN A DIRECTION PERPENDICULAR TO THE MANDREL AND AT THE RIGHT ANGLES TO THE AXIS OF THE MANDREL, SEVERING THE ELASTOMERIC MATERIAL AND FIBERS ALONG THE AXIS OF THE MANDREL, SEPARATING THE LAYER OF ELASTOMERIC MATERIAL AND THE FIBERS FROM THE MANDREL TO PROVIDE A SLAB, TURNING THE SLAB THROUGH AN ANGLE OF 90* TO POSITION THE FIBERS FOR EXTENSION IN THE CROSSWISE DIRECTION, AND WRAPPING THE SLAB ABOUT ANOTHER MANDREL UPON WHICH OTHER LAYERS OF UNCURED ELASTOMERIC MATERIAL ARE BUILT UP TO FORM THE CROSS-SECTION OF THE BELT.
Claim 2
Dependent Claim
146 words
IN THE METHOD OF FABRICATING A BLET HAVING A MATRIX OF ELASTOMERIC MATERIAL WITH FIBERS OF HIGH STRENGTH AND HIGH DIMENSIONAL STABILITY EXTENDING CROSSWISE OF THE BELT COMPRISING APPLYING A LAYER OF UNCURED ELASTOMERIC MATERIAL ONTO THE PERIPHERAL SURFACE OF A MANDREL, CIRCUMFERENTIALLY WINDING ENDLESS LENGTHS OF SUCH FIBERS ABOUT THE PERIPHERAL SURFACE OF SUCH ELASTOMERIC MATERIAL IN A DIRECTION PERPENDICULAR TO THE MANDREL AND AT THE RIGHT ANGLES TO THE AXIS OF THE MANDREL, SEVERING THE ELASTOMERIC MATERIAL AND FIBERS ALONG THE AXIS OF THE MANDREL, SEPARATING THE LAYER OF ELASTOMERIC MATERIAL AND THE FIBERS FROM THE MANDREL TO PROVIDE A SLAB, TURNING THE SLAB THROUGH AN ANGLE OF 90* TO POSITION THE FIBERS FOR EXTENSION IN THE CROSSWISE DIRECTION, AND WRAPPING THE SLAB ABOUT ANOTHER MANDREL UPON WHICH OTHER LAYERS OF UNCURED ELASTOMERIC MATERIAL ARE BUILT UP TO FORM THE CROSS-SECTION OF THE BELT.
References Cited (Backward Citations)
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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) | 1970-01-02 | 1970-07-04 | 1971-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-02 | 1974-07-04 | 1975-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-02 | 1978-07-04 | 1979-01-03 | $7700.00 | Window Closed / Lapsed |