US3101730A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotating fluid spray apparatus for washing paper machine head boxes
Assignee: Individual
•
Filing: 1961-06-12
•
Granted: 1963-08-27
•
Expires: 1981-06-12
Abstract
No abstract record available.
Inventors
- 👤 William E Harris
- 👤 Robert M Soden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 09:10
CPC Classifications
D; D21; D21F; D21F1/00; D21F1/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
106 words
A FLUID APPARATUS FOR WASHING PAPER MACHINE HEAD BOXES, COMPRISING A CONDUIT, A PLURALITY OF SPRAY NOZZLES ARRANGED AT SPACED INTERVALS ALONG THE LENGTH OF THE CONDUIT AND COMMUNICATING THEREWITH, BEARING MEANS FOR MOUNTING THE CONDUIT ROTATABLY IN A HEAD BOX ABOVE THE POND THEREIN, MEANS CONNECTING THE CONDUIT TO A SUPPLY OF WASHING FLUID UNDER PRESSURE FOR EJECTION THROUGH THE NOZZLES ONTO THE INTERIOR SURFACES OF THE HEAD BOX ABOVE THE POND THEREIN, DRIVE MEANS CONNECTED TO THE CONDUIT FOR DRIVING IT AT A PREDETERMINED ROTATIONAL SPEED, AND CONDUIT MEANS COMMUNICATING WITH THE BEARING MEANS FOR SUPPLYING WASHING AND LUBRICATING WATER TO THE BEARING SURFACES.
Claim 2
Dependent Claim
106 words
A FLUID APPARATUS FOR WASHING PAPER MACHINE HEAD BOXES, COMPRISING A CONDUIT, A PLURALITY OF SPRAY NOZZLES ARRANGED AT SPACED INTERVALS ALONG THE LENGTH OF THE CONDUIT AND COMMUNICATING THEREWITH, BEARING MEANS FOR MOUNTING THE CONDUIT ROTATABLY IN A HEAD BOX ABOVE THE POND THEREIN, MEANS CONNECTING THE CONDUIT TO A SUPPLY OF WASHING FLUID UNDER PRESSURE FOR EJECTION THROUGH THE NOZZLES ONTO THE INTERIOR SURFACES OF THE HEAD BOX ABOVE THE POND THEREIN, DRIVE MEANS CONNECTED TO THE CONDUIT FOR DRIVING IT AT A PREDETERMINED ROTATIONAL SPEED, AND CONDUIT MEANS COMMUNICATING WITH THE BEARING MEANS FOR SUPPLYING WASHING AND LUBRICATING WATER TO THE BEARING SURFACES.
References Cited (Backward Citations)
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Cited
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Cited
US2078670A
Cited
US2824648A
Cited
US2915300A
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US2994482A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-08-26 | 1967-02-25 | 1967-08-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-08-26 | 1971-02-25 | 1971-08-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-08-26 | 1975-02-25 | 1975-08-27 | $7700.00 | Window Closed / Lapsed |