US3330189A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fixing system for copy machine
Assignee: Nucor Corp
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Filing: 1966-09-02
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Granted: 1967-07-11
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Expires: 1986-09-02
Abstract
No abstract record available.
Inventors
- 👤 Adalbert R Vil
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 15:51
CPC Classifications
G; G03; G03G; G03G15/00; G03G15/20; G03G15/2003; G03D; G03D15/00; G03D15/02; G03D15/027
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
132 words
IN A COPYING MACHINE HAVING A LIQUID DEVELOPING SYSTEM THROUGH WHICH A SHEET OF COPY MATERIAL PASSES TO DEVELOP A LATENT IMAGE THEREON, A FIXING ZONE, A PAIR OF DUCTS, EACH OF SAID DUCTS HAVING A PERFORATED WALL, MEANS MOUNTING SAID DUCTS AT SAID ZONE WITH SAID PERFORATED WALLS FACING EACH OTHER WITH A NARROW SPACE THEREBETWEEN, MEANS EXTENDING THROUGH SAID SPACE FOR SUPPORTING SAID SHEET ADJACENT ITS EDGES AND CONVEYING SAID COPY MATERIAL THROUGH SAID SPACE WHILE LEAVING THE MAJOR PORTION OF THE UPPER AND UNDER SURFACE OF SAID SHEET EXPOSED, AND MEANS FOR SUPPLYING AIR TO SAID DUCTS TO DIRECT A MULTIPLICITY OF JETS OF AIR THROUGH SAID PERFORATIONS ONTO THE UPPER AND UNDER SURFACES OF SAID SHEET TO BREAK UP VAPOR FILMS ON SAID SURFACES TO DRY SAID SHEET.
Claim 2
Dependent Claim
132 words
IN A COPYING MACHINE HAVING A LIQUID DEVELOPING SYSTEM THROUGH WHICH A SHEET OF COPY MATERIAL PASSES TO DEVELOP A LATENT IMAGE THEREON, A FIXING ZONE, A PAIR OF DUCTS, EACH OF SAID DUCTS HAVING A PERFORATED WALL, MEANS MOUNTING SAID DUCTS AT SAID ZONE WITH SAID PERFORATED WALLS FACING EACH OTHER WITH A NARROW SPACE THEREBETWEEN, MEANS EXTENDING THROUGH SAID SPACE FOR SUPPORTING SAID SHEET ADJACENT ITS EDGES AND CONVEYING SAID COPY MATERIAL THROUGH SAID SPACE WHILE LEAVING THE MAJOR PORTION OF THE UPPER AND UNDER SURFACE OF SAID SHEET EXPOSED, AND MEANS FOR SUPPLYING AIR TO SAID DUCTS TO DIRECT A MULTIPLICITY OF JETS OF AIR THROUGH SAID PERFORATIONS ONTO THE UPPER AND UNDER SURFACES OF SAID SHEET TO BREAK UP VAPOR FILMS ON SAID SURFACES TO DRY SAID SHEET.
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) | 1970-07-10 | 1971-01-09 | 1971-07-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-10 | 1975-01-09 | 1975-07-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-10 | 1979-01-09 | 1979-07-11 | $7700.00 | Window Closed / Lapsed |