Patent US3298612A successfully refreshed from Google Patents.
US3298612A
Expired / Lapsed
US
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Snow-making unit
Assignee: Individual
•
Filing: 1964-08-18
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Granted: 1967-01-17
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Expires: 1984-08-18
Abstract
No abstract record available.
Inventors
- 👤 Robert L Torrens
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 17:23
CPC Classifications
F; F25; F25C; F25C3/00; F25C3/04; F25C2303/00; F25C2303/048; F25C2303/0481
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
184 words
AN IMPROVED ARTIFICIAL SNOW-MAKING UNIT COMPRISING (A) AN INNER CHAMBER HAVING AN OUTER SURFACE AND AN INNER SURFACE AND AN END WALL; (B) A TWO PIPE JOINDER JUNCTION SECURED TO THE END WALL, ONE OF THE PIPES RECEIVING A STREAM OF WATER AND THE OTHER OF THE PIPES RECEIVING A STREAM OF COMPRESSED AIR; (C) A VALVE LOCATED IN THE PIPE RECEIVING THE STREAM OF WATER TO VARY THE RATE OF FLOW ACCORDING TO HUMIDITY AND TEMPERATURE CONDITIONS; (D) A DISH WITH A CENTRALLY LOCATED DIMPLE THEREON SECURED TO THE INNER SURFACE OF THE INNER CHAMBER AND HAVING AN OUTER CIRCUMFERENCE SPACED THEREFROM, THE DIMPLE IN AXIAL ALIGNMENT WITH THE JOINDER JUNCTION; (E) AT LEAST ONE PAIR OF ELLIPTICAL BAFFLES ANGULARLY DISPOSED TO EACH OTHER, AND SECURED TO AND ANGULARLY DISPOSED TO THE INNER SURFACE OF THE INNER CHAMBER; (F) EXIT MEANS SECURED TO THE INNER CHAMBER, COMPRISING NOZZLE WITH MEANS TO VARY THE DIAMETER OF THE NOZZLE OPENING ACCORDING TO THE WEATHER CONDITIONS, AND (G) A THERMAL JACKET SECURED TO THE PIPING AND NOZZLE AND ENCLOSING THE PIPING, JOINDER JUNCTION, AND NOZZLE SECTION.
Claim 2
Dependent Claim
184 words
AN IMPROVED ARTIFICIAL SNOW-MAKING UNIT COMPRISING (A) AN INNER CHAMBER HAVING AN OUTER SURFACE AND AN INNER SURFACE AND AN END WALL; (B) A TWO PIPE JOINDER JUNCTION SECURED TO THE END WALL, ONE OF THE PIPES RECEIVING A STREAM OF WATER AND THE OTHER OF THE PIPES RECEIVING A STREAM OF COMPRESSED AIR; (C) A VALVE LOCATED IN THE PIPE RECEIVING THE STREAM OF WATER TO VARY THE RATE OF FLOW ACCORDING TO HUMIDITY AND TEMPERATURE CONDITIONS; (D) A DISH WITH A CENTRALLY LOCATED DIMPLE THEREON SECURED TO THE INNER SURFACE OF THE INNER CHAMBER AND HAVING AN OUTER CIRCUMFERENCE SPACED THEREFROM, THE DIMPLE IN AXIAL ALIGNMENT WITH THE JOINDER JUNCTION; (E) AT LEAST ONE PAIR OF ELLIPTICAL BAFFLES ANGULARLY DISPOSED TO EACH OTHER, AND SECURED TO AND ANGULARLY DISPOSED TO THE INNER SURFACE OF THE INNER CHAMBER; (F) EXIT MEANS SECURED TO THE INNER CHAMBER, COMPRISING NOZZLE WITH MEANS TO VARY THE DIAMETER OF THE NOZZLE OPENING ACCORDING TO THE WEATHER CONDITIONS, AND (G) A THERMAL JACKET SECURED TO THE PIPING AND NOZZLE AND ENCLOSING THE PIPING, JOINDER JUNCTION, AND NOZZLE SECTION.
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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) | 1970-01-16 | 1970-07-18 | 1971-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-16 | 1974-07-18 | 1975-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-16 | 1978-07-18 | 1979-01-17 | $7700.00 | Window Closed / Lapsed |