US2684301A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for fusing xerographic images
Assignee: United States Department of the Army
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Filing: 1952-09-26
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Granted: 1954-07-20
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Expires: 1972-09-26
Abstract
No abstract record available.
Inventors
- 👤 Clyde R Mayo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:03
CPC Classifications
G; G03; G03G; G03G15/00; G03G15/20; G03G15/2096; Y; Y10; Y10S; Y10S101/00; Y10S101/37
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
132 words
A DEVICE FOR FUSING XEROGRAPHIC IMAGES COMPRISING AN UPPER VAPORIZING CHAMBER AND A LOWER DRIP COLLECTING CHAMBER, SAID UPPER CHAMBER BEING ADJUSTABLY SUPPORTED UPON AND SPACED FROM SAID LOWER CHAMBER TO PROVIDE A SUBSTANTIALLY HORIZONTAL SLOT OF RELATIVELY CONSTANT HEIGHT THEREBETWEEN FOR RECEIVING MATERIAL HAVING SAID IMAGE, MEANS FOR ADJUSTING THE HEIGHT OF SAID SLOT, A PLURALITY OF SPACED WELLS WITHIN SAID UPPER CHAMBER FOR RETAINING A VOLATILE LIQUID, MEANS FOR HEATING SAID LIQUID TO PRODUCE VAPOR, THE FACE OF SAID UPPER CHAMBER FORMING UPPER LIMIT OF SAID SLOT HAVING AN APERTURE THEREIN TO ALLOW PASSAGE OF SAID VAPOR TO SAID MATERIAL, THE FACE OF SAID LOWER CHAMBER OPPOSITE SAID UPPER CHAMBER FACE HAVING THEREIN A PLURALITY OF DRIPHOLES DISPOSED UNDER SAID APERTURE, BOTH OF SAID FACES TAPERING INWARDLY TO SAID DRIPHOLES.
Claim 2
Independent Claim
132 words
A DEVICE FOR FUSING XEROGRAPHIC IMAGES COMPRISING AN UPPER VAPORIZING CHAMBER AND A LOWER DRIP COLLECTING CHAMBER, SAID UPPER CHAMBER BEING ADJUSTABLY SUPPORTED UPON AND SPACED FROM SAID LOWER CHAMBER TO PROVIDE A SUBSTANTIALLY HORIZONTAL SLOT OF RELATIVELY CONSTANT HEIGHT THEREBETWEEN FOR RECEIVING MATERIAL HAVING SAID IMAGE, MEANS FOR ADJUSTING THE HEIGHT OF SAID SLOT, A PLURALITY OF SPACED WELLS WITHIN SAID UPPER CHAMBER FOR RETAINING A VOLATILE LIQUID, MEANS FOR HEATING SAID LIQUID TO PRODUCE VAPOR, THE FACE OF SAID UPPER CHAMBER FORMING UPPER LIMIT OF SAID SLOT HAVING AN APERTURE THEREIN TO ALLOW PASSAGE OF SAID VAPOR TO SAID MATERIAL, THE FACE OF SAID LOWER CHAMBER OPPOSITE SAID UPPER CHAMBER FACE HAVING THEREIN A PLURALITY OF DRIPHOLES DISPOSED UNDER SAID APERTURE, BOTH OF SAID FACES TAPERING INWARDLY TO SAID DRIPHOLES.
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) | 1957-07-19 | 1958-01-18 | 1958-07-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-07-19 | 1962-01-18 | 1962-07-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-07-19 | 1966-01-18 | 1966-07-20 | $7700.00 | Window Closed / Lapsed |