US3216810A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for the manufacture of armored glass
Assignee: Compagnie de Saint Gobain SA
•
Filing: 1961-09-25
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Granted: 1965-11-09
•
Expires: 1981-09-25
Abstract
No abstract record available.
Inventors
- 👤 Hainke Georg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 19:33
CPC Classifications
C; C03; C03B; C03B13/00; C03B13/16; C03B13/12
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
84 words
IN AN APPARATUS FOR ROLLING SHEET GLASS, A PRESSUREAPPLYING COLLER COMPRISING A CENTRAL SHAFT HAVING A FIRST LONGITUDINAL AXIS, A PLURALITY OF TUBULAR CYLINDRICAL SECTIONS MOUNTED IN END-TO-END CONTACT FOR ROTATION ON SAID SHAFT AND IN SPACED RELATION ALONG SAID SHAFT AND FOR LIMITED INDEPENDENT MOTION EACH IN A RESPECTIVE PLANE NORMAL TO SAID AXIS, AND MEANS COUPLING EACH SAID SECTION DIRECTLY TO THE CONTIGUOUS SECTIONS AT OPPOSITE ENDS THEREOF, TO THEREBY CONNECT ALL SAID SECTIONS FOR ROTATION AS A UNIT ABOUT SAID AXIS.
Claim 2
Dependent Claim
84 words
IN AN APPARATUS FOR ROLLING SHEET GLASS, A PRESSUREAPPLYING COLLER COMPRISING A CENTRAL SHAFT HAVING A FIRST LONGITUDINAL AXIS, A PLURALITY OF TUBULAR CYLINDRICAL SECTIONS MOUNTED IN END-TO-END CONTACT FOR ROTATION ON SAID SHAFT AND IN SPACED RELATION ALONG SAID SHAFT AND FOR LIMITED INDEPENDENT MOTION EACH IN A RESPECTIVE PLANE NORMAL TO SAID AXIS, AND MEANS COUPLING EACH SAID SECTION DIRECTLY TO THE CONTIGUOUS SECTIONS AT OPPOSITE ENDS THEREOF, TO THEREBY CONNECT ALL SAID SECTIONS FOR ROTATION AS A UNIT ABOUT SAID AXIS.
Claim 3
Independent Claim
129 words
THE METHOD OF MAKING REINFORCED SHEET GLASS, COMPRISING, PASSING MOLTEN GLASS TO AND BETWEEN A FIRST PAIR OF HORIZONTAL, VERTICALLY-SPACED PRESSER ROLLERS TO FORM THE GLASS INTO AN INCIPIENT SHEET, PASSING COOLANT THROUGH THE LOWER ROLLER OF THE FIRST PAIR JAT A RATE TO LOWER THE TEMPERATURE OF THE LOWER SURFACE OF THE SHEET, WHILE MAINTAINING THE TEMPERATURE OF THE UPPER SURFACE OF THE INCIPIENT SHEET SUFFICIENTLY FLUID TO ACCEPT THE REINFORCEMENT, IMMEDIATELY AND SUBSEQUENTLY PASSING THE INCIPIENT SHEET TO AND BETWEEN A SECOND PAIR OF HORIZONTAL VERTICALLYSPACED PRESSER ROLLERS TO FORM THE SHEET PROGRESSIVELY INTO A CONVEX PORTION IN ITS PASSAGE OVER THE LOWER ROLLER OF THE SECOND PAIR, AND INTRODUCING REINFORCEMENT INTO THE UPPER SURFACE OF THE CONVEX PORTION, IN ADVANCE OF THE SECOND PAIR OF ROLLERS.
Claim 4
Independent Claim
129 words
THE METHOD OF MAKING REINFORCED SHEET GLASS, COMPRISING, PASSING MOLTEN GLASS TO AND BETWEEN A FIRST PAIR OF HORIZONTAL, VERTICALLY-SPACED PRESSER ROLLERS TO FORM THE GLASS INTO AN INCIPIENT SHEET, PASSING COOLANT THROUGH THE LOWER ROLLER OF THE FIRST PAIR JAT A RATE TO LOWER THE TEMPERATURE OF THE LOWER SURFACE OF THE SHEET, WHILE MAINTAINING THE TEMPERATURE OF THE UPPER SURFACE OF THE INCIPIENT SHEET SUFFICIENTLY FLUID TO ACCEPT THE REINFORCEMENT, IMMEDIATELY AND SUBSEQUENTLY PASSING THE INCIPIENT SHEET TO AND BETWEEN A SECOND PAIR OF HORIZONTAL VERTICALLYSPACED PRESSER ROLLERS TO FORM THE SHEET PROGRESSIVELY INTO A CONVEX PORTION IN ITS PASSAGE OVER THE LOWER ROLLER OF THE SECOND PAIR, AND INTRODUCING REINFORCEMENT INTO THE UPPER SURFACE OF THE CONVEX PORTION, IN ADVANCE OF THE SECOND PAIR OF ROLLERS.
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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) | 1968-11-08 | 1969-05-10 | 1969-11-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-08 | 1973-05-10 | 1973-11-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-08 | 1977-05-10 | 1977-11-09 | $7700.00 | Window Closed / Lapsed |