US3316657A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air deflector utilizing coanda effect
Assignee: Huyck Corp
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Filing: 1965-10-23
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Granted: 1967-05-02
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Expires: 1985-10-23
Abstract
No abstract record available.
Inventors
- 👤 Oliver G Haywood
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 05:38
CPC Classifications
D; D21; D21F; D21F1/00; D21F1/32
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
153 words
IN AN APPARATUS FOR DRYING A CONTINUOUS SHEET OF PAPER, AN ENDLESS PERVIOUS BELT MOVABLE IN CONJUNCTION WITH SAID SHEET AND ARRANGED TO PRESS SAID SHEET AGAINST THE DRYING MEANS IN SAID APPARATUS, AND A LINEAR COANDA NOZZLE EXTENDING SUBSTANTIALLY IN THE DIRECTION OF THE WIDTH OF SAID BELT ADJACENT TO ONE SURFACE THEREOF AT A DESIRED LOCATION ALONG THE PATH OF TRAVEL OF SAID BELT WHERE IT IS NOT IN CONTACT WITH SAID SHEET. SAID NOZZLE BEING SO ORIENTED WITH RESPECT TO S AID BELT THAT THE FLOW OF GAS INDUCED BY SAID NOZZLE WILL ORIGINATE IN THE MASS OF GAS ADJACENT TO THE SAME SURFACE OF SAID BELT AS IS SAID NOZZLE, WILL CONVERGE WITH SAID BELT AT AN ACUTE ANGLE TO THE DIRECTION OF TRAVEL OF SAID BELT, AND WILL PASS SUBSTANTIALLY TOTALLY THROUGH SAID BELT TO THE SIDE OF SAID BELT OPPOSITE THAT TO WHICH SAID NOZZLE IS ADJACENT.
Claim 2
Dependent Claim
153 words
IN AN APPARATUS FOR DRYING A CONTINUOUS SHEET OF PAPER, AN ENDLESS PERVIOUS BELT MOVABLE IN CONJUNCTION WITH SAID SHEET AND ARRANGED TO PRESS SAID SHEET AGAINST THE DRYING MEANS IN SAID APPARATUS, AND A LINEAR COANDA NOZZLE EXTENDING SUBSTANTIALLY IN THE DIRECTION OF THE WIDTH OF SAID BELT ADJACENT TO ONE SURFACE THEREOF AT A DESIRED LOCATION ALONG THE PATH OF TRAVEL OF SAID BELT WHERE IT IS NOT IN CONTACT WITH SAID SHEET. SAID NOZZLE BEING SO ORIENTED WITH RESPECT TO S AID BELT THAT THE FLOW OF GAS INDUCED BY SAID NOZZLE WILL ORIGINATE IN THE MASS OF GAS ADJACENT TO THE SAME SURFACE OF SAID BELT AS IS SAID NOZZLE, WILL CONVERGE WITH SAID BELT AT AN ACUTE ANGLE TO THE DIRECTION OF TRAVEL OF SAID BELT, AND WILL PASS SUBSTANTIALLY TOTALLY THROUGH SAID BELT TO THE SIDE OF SAID BELT OPPOSITE THAT TO WHICH SAID NOZZLE IS ADJACENT.
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) | 1970-05-01 | 1970-10-31 | 1971-05-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-01 | 1974-10-31 | 1975-05-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-01 | 1978-10-31 | 1979-05-02 | $7700.00 | Window Closed / Lapsed |