US3097113A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vacuum coating apparatus
Assignee: FJ Stokes Corp
•
Filing: 1959-11-09
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Granted: 1963-07-09
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Expires: 1979-11-09
Abstract
No abstract record available.
Inventors
- 👤 Archibald S Welsh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 03:28
CPC Classifications
C; C23; C23C; C23C14/00; C23C14/22; C23C14/24; C23C14/246
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
179 words
VACUUM COATING APPARATUS FOR COATING A METAL ONTO AN ARTICLE INCLUDING A VACUUM CHAMBER CONTAINING AN OPEN HEATED BOAT FOR VAPORIZING THE COATING METAL, AND FEEDING MEANS FOR FEEDING COATING METAL TO SAID OPEN BOAT, SAID FEEDING MEANS INCLUDING A FEED DUCT THROUGH WHICH A WIRE OF THE COATING METAL IS FED TO THE BOAT, THE DISCHARGE EACH PORTION OF SAID FEED DUCT BEING SUBSTANTIALLY PARALLEL TO THE LONGITUDINAL AXIS OF SAID BOAT, WITH THE DISCHARGE END PORTION OF SAID DUCT BEING LATERALLY SPACED FROM THE LONGITUDINAL AXIS OF SAID BOAT AND BELOW THE UPPER EDGE OF SAID BOAT SO AS TO BE OUT OF THE DIREICT PATH OF THE VAPORIZED METAL EMITTED FROM SAID BOAT, THE DISCHARGE END OF SAID FEED DUCT BEING CURVED, WITH SAID FEED DUCT INCLUDING MEANS FOR URGING THE WIRE OF METAL AGAINST THE INNER SURFACE OF THE MOUTH OF THE DISCHARGE END AS THE WIRE IS DISCHARGED FROM SAID FEED DUCT SO THAT A CURVED WIRE OF COATING METAL MAY BE DELIVERED FROMM THE DISCHARGE END OF THE FEED DUCT INTO THE BOAT.
Claim 2
Dependent Claim
179 words
VACUUM COATING APPARATUS FOR COATING A METAL ONTO AN ARTICLE INCLUDING A VACUUM CHAMBER CONTAINING AN OPEN HEATED BOAT FOR VAPORIZING THE COATING METAL, AND FEEDING MEANS FOR FEEDING COATING METAL TO SAID OPEN BOAT, SAID FEEDING MEANS INCLUDING A FEED DUCT THROUGH WHICH A WIRE OF THE COATING METAL IS FED TO THE BOAT, THE DISCHARGE EACH PORTION OF SAID FEED DUCT BEING SUBSTANTIALLY PARALLEL TO THE LONGITUDINAL AXIS OF SAID BOAT, WITH THE DISCHARGE END PORTION OF SAID DUCT BEING LATERALLY SPACED FROM THE LONGITUDINAL AXIS OF SAID BOAT AND BELOW THE UPPER EDGE OF SAID BOAT SO AS TO BE OUT OF THE DIREICT PATH OF THE VAPORIZED METAL EMITTED FROM SAID BOAT, THE DISCHARGE END OF SAID FEED DUCT BEING CURVED, WITH SAID FEED DUCT INCLUDING MEANS FOR URGING THE WIRE OF METAL AGAINST THE INNER SURFACE OF THE MOUTH OF THE DISCHARGE END AS THE WIRE IS DISCHARGED FROM SAID FEED DUCT SO THAT A CURVED WIRE OF COATING METAL MAY BE DELIVERED FROMM THE DISCHARGE END OF THE FEED DUCT INTO THE BOAT.
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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) | 1966-07-08 | 1967-01-07 | 1967-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-08 | 1971-01-07 | 1971-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-08 | 1975-01-07 | 1975-07-09 | $7700.00 | Window Closed / Lapsed |