Patent US3132047A successfully refreshed from Google Patents.
US3132047A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Xerographic fixing apparatus
Assignee: Xerox Corp
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Filing: 1961-06-29
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Granted: 1964-05-05
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Expires: 1981-06-29
Abstract
No abstract record available.
Inventors
- 👤 Warren G Van Dorn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:18
CPC Classifications
G; G03; G03G; G03G15/00; G03G15/20; G03G15/2003; G03G15/2014; G03G15/2064; G03G15/2096
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
141 words
APPARATUS FOR FIXING A POWDER IMAGE TO THE SURFACE OF A SUPPORT MATERIAL, SAID APPARATUS INCLDUING WALLS DEFINING A VAPOR CHAMBER HAVING AN INGRESS OPENING AND AN EGRESS OPENING THEREIN, SEAL MEANS POSITIONED TO PARTLY SEAL SAID INGRESS OPENING AND SAID EGRESS OPENING, EACH OF SAID MEANS INCLUDING A FIRST ROLL AND A SECOND ROLL JOURNALED FOR ROTATION IN SAID VAPOR CHAMBER, SAID SECOND ROLL BEING MOUNTED PARALLEL TO SAID FIRST ROLL AND MOVABLE RADIALLY WITH RESPECT TO SAID FIRST ROLL; DRIVE MEANS FOR ROTATING SAID FIRST ROL AND SAID SECOND ROLL IN COOPERATIVE RELATION TO FEED A SUPPORT MATERIAL THEREBETWEEN, VAPOR GENERATING MEANS CONNECTED TO SAID VAPOR CHAMBER FOR GENERATING AN ATMOSPHERE OF SOLVENT VAPOR WITHIN SAID VAPOR CHAMBER, AND MEANS TO APPLY AN OFFSET PREVENTING LIQUID TO SAID SECOND ROLL OF SAID SEAL MEANS PARTLY CLOSING SAID EGRESS OPENING.
Claim 2
Dependent Claim
141 words
APPARATUS FOR FIXING A POWDER IMAGE TO THE SURFACE OF A SUPPORT MATERIAL, SAID APPARATUS INCLDUING WALLS DEFINING A VAPOR CHAMBER HAVING AN INGRESS OPENING AND AN EGRESS OPENING THEREIN, SEAL MEANS POSITIONED TO PARTLY SEAL SAID INGRESS OPENING AND SAID EGRESS OPENING, EACH OF SAID MEANS INCLUDING A FIRST ROLL AND A SECOND ROLL JOURNALED FOR ROTATION IN SAID VAPOR CHAMBER, SAID SECOND ROLL BEING MOUNTED PARALLEL TO SAID FIRST ROLL AND MOVABLE RADIALLY WITH RESPECT TO SAID FIRST ROLL; DRIVE MEANS FOR ROTATING SAID FIRST ROL AND SAID SECOND ROLL IN COOPERATIVE RELATION TO FEED A SUPPORT MATERIAL THEREBETWEEN, VAPOR GENERATING MEANS CONNECTED TO SAID VAPOR CHAMBER FOR GENERATING AN ATMOSPHERE OF SOLVENT VAPOR WITHIN SAID VAPOR CHAMBER, AND MEANS TO APPLY AN OFFSET PREVENTING LIQUID TO SAID SECOND ROLL OF SAID SEAL MEANS PARTLY CLOSING SAID EGRESS OPENING.
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) | 1967-05-05 | 1967-11-04 | 1968-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-05 | 1971-11-04 | 1972-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-05 | 1975-11-04 | 1976-05-05 | $7700.00 | Window Closed / Lapsed |