US3303320A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vapor-coating apparatus
Assignee: WC Heraus GmbH and Co KG
•
Filing: 1966-06-21
•
Granted: 1967-02-07
•
Expires: 1986-06-21
Abstract
No abstract record available.
Inventors
- 👤 Muller Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:32
CPC Classifications
C; C23; C23C; C23C14/00; C23C14/22; C23C14/24; C23C14/28; C23C14/30; H; H01; H01J; H01J37/00; H01J37/30; H01J37/305; H01J37/3053
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
223 words
AN APPARATUS FOR COATING WIDE BANDS OF MATERIALS BY VAPOR DEPOSITION IN A VACUUM COMPRISING A PLURALITY OF ELONGATED TRANSVERSELY DISPOSED ELECTRON GUNS AND A LIKE NUMBER OF TRANSVERSELY DISPOSED ELONGATED CRUCIBLES, EACH OF WHICH IS ADAPTED TO CONTAIN A CERTAIN MATERIAL TO BE VAPORIZED, SAID ELECTRON GUNS AND SAID CRUCIBLES BEING ALTERNATELY ARRANGED IN SPACED RELATION TO EACH OTHER IN A LONGITUDINALLY EXTENDING ROW, MEANS FOR PRODUCING A MAGNETIC FIELD COMPRISING A PAIR OF MAGNETIC YOKE MEANS AND A PAIR OF ELONGATED PLATES FORMING POLE PIECES, SAID PLATES BEING DISPOSED IN SPACED OPPOSED RELATION TO EACH OTHER ONE ON EACH SIDE OF SAID LONGITUDINALLY EXTENDING ROW AND EXTENDING FROM END TO END OF SAID ROW, CONNECTING MEANS BY WHICH SAID PLATES ARE CONNECTED TO SAID YOKES, SAID PLATES AND SAID CONNECTING MEANS BEING EFFECTIVE TO PRODUCE A SUBSTANTIALLY UNIFORM MAGNETIC FIELD BETWEEN SAID PLATES THROUGHOUT THE LENGTH THEREOF, EACH OF SAID ELECTRON GUNS BEING ADAPTED TO SHOOT A RIBBON-LIKE ELECTRON BEAM INTO ONE OF SAID CRUCIBLES TO HEAT AND VAPORIZE THE MATERIAL THEREIN, THE VELOCITY OF SAID ELECTRON BEAMS, AND THE STRENGTH OF SAID MAGNETIC FIELD BEING COORDINATED IN SUCH A MANNER THAT THE ELECTRON BEAM OF EACH GUN IS DEFLECTED SO AS TO BE DIRECTED INTO THE NEXT SUCCEEDING ADJACENT CRUCIBLE IN SAID LONGITUDINALLY EXTENDING ROW OF ELECTRON GUNS AND CRUCIBLES.
Claim 2
Independent Claim
223 words
AN APPARATUS FOR COATING WIDE BANDS OF MATERIALS BY VAPOR DEPOSITION IN A VACUUM COMPRISING A PLURALITY OF ELONGATED TRANSVERSELY DISPOSED ELECTRON GUNS AND A LIKE NUMBER OF TRANSVERSELY DISPOSED ELONGATED CRUCIBLES, EACH OF WHICH IS ADAPTED TO CONTAIN A CERTAIN MATERIAL TO BE VAPORIZED, SAID ELECTRON GUNS AND SAID CRUCIBLES BEING ALTERNATELY ARRANGED IN SPACED RELATION TO EACH OTHER IN A LONGITUDINALLY EXTENDING ROW, MEANS FOR PRODUCING A MAGNETIC FIELD COMPRISING A PAIR OF MAGNETIC YOKE MEANS AND A PAIR OF ELONGATED PLATES FORMING POLE PIECES, SAID PLATES BEING DISPOSED IN SPACED OPPOSED RELATION TO EACH OTHER ONE ON EACH SIDE OF SAID LONGITUDINALLY EXTENDING ROW AND EXTENDING FROM END TO END OF SAID ROW, CONNECTING MEANS BY WHICH SAID PLATES ARE CONNECTED TO SAID YOKES, SAID PLATES AND SAID CONNECTING MEANS BEING EFFECTIVE TO PRODUCE A SUBSTANTIALLY UNIFORM MAGNETIC FIELD BETWEEN SAID PLATES THROUGHOUT THE LENGTH THEREOF, EACH OF SAID ELECTRON GUNS BEING ADAPTED TO SHOOT A RIBBON-LIKE ELECTRON BEAM INTO ONE OF SAID CRUCIBLES TO HEAT AND VAPORIZE THE MATERIAL THEREIN, THE VELOCITY OF SAID ELECTRON BEAMS, AND THE STRENGTH OF SAID MAGNETIC FIELD BEING COORDINATED IN SUCH A MANNER THAT THE ELECTRON BEAM OF EACH GUN IS DEFLECTED SO AS TO BE DIRECTED INTO THE NEXT SUCCEEDING ADJACENT CRUCIBLE IN SAID LONGITUDINALLY EXTENDING ROW OF ELECTRON GUNS AND CRUCIBLES.
References Cited (Backward Citations)
US2932588A
Cited
US3036549A
Cited
US3043728A
Cited
US3046936A
Cited
US3170019A
Cited
US3172007A
Cited
US3183563A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-02-06 | 1970-08-08 | 1971-02-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-06 | 1974-08-08 | 1975-02-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-06 | 1978-08-08 | 1979-02-07 | $7700.00 | Window Closed / Lapsed |