US3098478A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Snow melter
Assignee: Individual
•
Filing: 1961-09-06
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Granted: 1963-07-23
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Expires: 1981-09-06
Abstract
No abstract record available.
Inventors
- 👤 Earle S Philbrook
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 09:06
CPC Classifications
E; E01; E01H; E01H5/00; E01H5/10; E01H5/102
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
129 words
APPARATUS FOR MELTING SNOW, COMPRISING A CHASSIS, AN OPEN-TOP TANK ON SAID CHASSIS, SAID TANK HAVING SIDE AND END WALLS, A FLOOR HAVING DRAIN APERTURES AND A FALSE FLOOR ABOVE SAID FLOOR, SAID WALLS AND FLOORS ENCLOSING A COMPARTMENT HAVING AN OPENING AT ONE END, MEANS ON SAID CHASSIS FOR SUPPLYING THROUGH SAID OPENING A STREAM OF HOT GASES, SAID FALSE FLOOR HAVING A SERIES OF ROWS OF APERTURES THERETHROUGH IN STAGGERED ARRAY, AN INCLINED BAFFLE PLATE FOR EACH SAID APERTURE EXTENDING UPWARD FROM SAID FLOOR TO SAID FALSE FLOOR BENEATH EACH SAID APERTURE IN THE FALSE FLOOR AND INCLINED AWAY FROM SAID OPENING, AND MEANS COOPERATING WITH SAID FLOOR FOR DRAINING WATER RESULTING FROM MELTING SNOW WITHOUT PERMITTING THE ESCAPE OF GASES FROM THE BOTTOM OF THE APPARATUS.
Claim 2
Dependent Claim
129 words
APPARATUS FOR MELTING SNOW, COMPRISING A CHASSIS, AN OPEN-TOP TANK ON SAID CHASSIS, SAID TANK HAVING SIDE AND END WALLS, A FLOOR HAVING DRAIN APERTURES AND A FALSE FLOOR ABOVE SAID FLOOR, SAID WALLS AND FLOORS ENCLOSING A COMPARTMENT HAVING AN OPENING AT ONE END, MEANS ON SAID CHASSIS FOR SUPPLYING THROUGH SAID OPENING A STREAM OF HOT GASES, SAID FALSE FLOOR HAVING A SERIES OF ROWS OF APERTURES THERETHROUGH IN STAGGERED ARRAY, AN INCLINED BAFFLE PLATE FOR EACH SAID APERTURE EXTENDING UPWARD FROM SAID FLOOR TO SAID FALSE FLOOR BENEATH EACH SAID APERTURE IN THE FALSE FLOOR AND INCLINED AWAY FROM SAID OPENING, AND MEANS COOPERATING WITH SAID FLOOR FOR DRAINING WATER RESULTING FROM MELTING SNOW WITHOUT PERMITTING THE ESCAPE OF GASES FROM THE BOTTOM OF THE APPARATUS.
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) | 1966-07-22 | 1967-01-21 | 1967-07-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-22 | 1971-01-21 | 1971-07-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-22 | 1975-01-21 | 1975-07-23 | $7700.00 | Window Closed / Lapsed |