US2848390A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for applying metal to glass
Assignee: Owens Corning
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Filing: 1953-11-10
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Granted: 1958-08-19
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Expires: 1973-11-10
Abstract
No abstract record available.
Inventors
- 👤 Harry B Whitehurst
- 👤 William H Otto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 07:19
CPC Classifications
C; C25; C25D; C25D7/00; C03; C03C; C03C25/00; C03C25/10; C03C25/12; C03C25/20; C03C25/42; C03C25/46; C03C25/48; C03C25/52; C25D7/06; C25D7/0614; C25D7/08; H; H01; H01B; H01B1/00; Y; Y10; Y10S; Y10S118/00; Y10S118/19; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2933; Y10T428/294; Y10T428/2942; Y10T428/2944; Y10T428/2956
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
122 words
METHOD OF COATING GLASS FIBERS WITH METAL COMPRISING SUSPENDING A QUANTITY OF MOLTEN METAL BY ITS OWN SURFACE TENSION FROM A SOURCE OF THE MOLTEN METAL, PASSING A CONTINUOUS FIBER IN A GENERALLY VERTICAL PATH THROUGH SAID SUSPENDED METAL TO RECEIVE THE COATING OF SAID METAL, REPLENISHING THE MOLTEN METAL REMOVED FROM SAID SUSPENDED METAL TO MAINTAIN IT IN EQUILIBRIUM FOR CONTINUOUS COATING OF FIBERS DRAWN THERETHROUGH, INTRODUCING A LUBRICANT SOLUBLE IN WATER TO THE COATED FIBERS, GATHERING THE FIBERS SO PRODUCED INTO THE FORM OF AN ADVANCING STRAND, INTERRUPTING THE ADVANCING STRAND TO FORM SUCCESSIVE LOOPS THEREOF, COLLECTING SAID LOOPS IN A LOOSELY FORMED PACKAGE, AND DEPOSITING A SECOND COATING OF METAL FROM A SOLUTION UPON THE SURFACES OF SAID FIBERS.
Claim 2
Dependent Claim
122 words
METHOD OF COATING GLASS FIBERS WITH METAL COMPRISING SUSPENDING A QUANTITY OF MOLTEN METAL BY ITS OWN SURFACE TENSION FROM A SOURCE OF THE MOLTEN METAL, PASSING A CONTINUOUS FIBER IN A GENERALLY VERTICAL PATH THROUGH SAID SUSPENDED METAL TO RECEIVE THE COATING OF SAID METAL, REPLENISHING THE MOLTEN METAL REMOVED FROM SAID SUSPENDED METAL TO MAINTAIN IT IN EQUILIBRIUM FOR CONTINUOUS COATING OF FIBERS DRAWN THERETHROUGH, INTRODUCING A LUBRICANT SOLUBLE IN WATER TO THE COATED FIBERS, GATHERING THE FIBERS SO PRODUCED INTO THE FORM OF AN ADVANCING STRAND, INTERRUPTING THE ADVANCING STRAND TO FORM SUCCESSIVE LOOPS THEREOF, COLLECTING SAID LOOPS IN A LOOSELY FORMED PACKAGE, AND DEPOSITING A SECOND COATING OF METAL FROM A SOLUTION UPON THE SURFACES OF SAID FIBERS.
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) | 1961-08-18 | 1962-02-17 | 1962-08-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-08-18 | 1966-02-17 | 1966-08-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-08-18 | 1970-02-17 | 1970-08-19 | $7700.00 | Window Closed / Lapsed |