US3082497A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for moistening sand and the like
Assignee: Pekay Machine & Engineering Co
•
Filing: 1957-05-16
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Granted: 1963-03-26
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Expires: 1977-05-16
Abstract
No abstract record available.
Inventors
- 👤 Courad M Michalowski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 01:06
CPC Classifications
B; B22; B22C; B22C5/00; B22C5/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
143 words
A DEVICE FOR CONTROLLING THE SPRAY OF LIQUID FROM A NOZZLE TO WET THE SURFACE OF A LAYER OF SAND CARRIED ON THE REACH OF A CONVEYOR, A ROCKER ARM CONNECTED AT ONE END THEREOF FOR FREE ROTATION ON AN AXIS SPACED ABOVE AND PARALLEL TO THE REACH, THE OPPOSITE END OF SAID ARM BEING ANGULARLY DISPOSED RELATIVE THE BODY OF THE ROCKER ARM AND PRESENTING A PLANAR WALL PORTION ADAPTED TO RIDE ON SAID SURFACE, SAID DEVICE HAVING MOVABLE CONTROL MEANS ADAPTED TO BE CONNECTED TO CONTROL OPENING AND CLOSING OF THE NOZZLE, SAID ROCKER ARM HAVING AN EXTENSION THEREOF DISPOSED PERPENDICULAR TO SAID PLANAR WALL AND SPACED THEREABOVE, SAID EXTENSION BEING ADJUSTABLE RELATIVE SAID PLANAR WALL PORTION PERMITTING THE NOZZLE TO BE OPENED ONLY WHEN THE PLANAR WALL PORTION IS MOVED TO SAID POSITION AT A PREDETERMINED HEIGHT ABOVE THE CON-
Claim 2
Independent Claim
143 words
A DEVICE FOR CONTROLLING THE SPRAY OF LIQUID FROM A NOZZLE TO WET THE SURFACE OF A LAYER OF SAND CARRIED ON THE REACH OF A CONVEYOR, A ROCKER ARM CONNECTED AT ONE END THEREOF FOR FREE ROTATION ON AN AXIS SPACED ABOVE AND PARALLEL TO THE REACH, THE OPPOSITE END OF SAID ARM BEING ANGULARLY DISPOSED RELATIVE THE BODY OF THE ROCKER ARM AND PRESENTING A PLANAR WALL PORTION ADAPTED TO RIDE ON SAID SURFACE, SAID DEVICE HAVING MOVABLE CONTROL MEANS ADAPTED TO BE CONNECTED TO CONTROL OPENING AND CLOSING OF THE NOZZLE, SAID ROCKER ARM HAVING AN EXTENSION THEREOF DISPOSED PERPENDICULAR TO SAID PLANAR WALL AND SPACED THEREABOVE, SAID EXTENSION BEING ADJUSTABLE RELATIVE SAID PLANAR WALL PORTION PERMITTING THE NOZZLE TO BE OPENED ONLY WHEN THE PLANAR WALL PORTION IS MOVED TO SAID POSITION AT A PREDETERMINED HEIGHT ABOVE THE CON-
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US2338081A
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US2848008A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-03-25 | 1966-09-24 | 1967-03-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-25 | 1970-09-24 | 1971-03-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-25 | 1974-09-24 | 1975-03-26 | $7700.00 | Window Closed / Lapsed |