US3360906A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water cooling towers
Assignee: L T MART CO Ltd
•
Filing: 1965-12-13
•
Granted: 1968-01-02
•
Expires: 1985-12-13
Abstract
No abstract record available.
Inventors
- 👤 Parkinson Graham Charles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:16
CPC Classifications
F; F28; F28C; F28C3/00; F28C3/06; Y; Y10; Y10S; Y10S261/00; Y10S261/11
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
133 words
IN A SPRAY COOLING TOWER INCLUDING A TUBULAR SHELL, AN OPEN TOP TO SAID SHELL, AND AN OPENING AROUND THE BOTTOM OF SAID SHELL, SPRAY NOZZLES FOR SPRAYING WATER TO BE COOLED INTO CONTACT WITH AIR FLOWING THROUGH SAID SHELL, AND MEANS FOR SUPPLYING SAID WATER TO SAID NOZZLES, THE IMPROVEMENT WHEREIN SAID NOZZLES ARE ARRANGED IN A RING AROUND THE OUTSIDE SAID OPENING AROUND THE BOTTOM OF SAID SHELL, AND FURTHER COMPRISING A HOOD EXTENDING OUTWARDS FROM SAID SHELL AROUND THE TOP OF SAID OPENING ABOVE SAID SPRAY NOZZLES, SAID SPRAY NOZZLES BEING ARRANGED TO PRODUCE INWARDLY DIRECTED SPRAYS AND SAID HOOD DIRECTING SAID AIR FLOW THROUGH SAID SHELL INWARDS THROUGH SAID OPENING IN THE DIRECTION OF SAID SPRAYS WHEREBY SAID FLOW OF AIR THROUGH SAID SHELL IS ASSISTED BY SAID SPRAYS.
Claim 2
Dependent Claim
133 words
IN A SPRAY COOLING TOWER INCLUDING A TUBULAR SHELL, AN OPEN TOP TO SAID SHELL, AND AN OPENING AROUND THE BOTTOM OF SAID SHELL, SPRAY NOZZLES FOR SPRAYING WATER TO BE COOLED INTO CONTACT WITH AIR FLOWING THROUGH SAID SHELL, AND MEANS FOR SUPPLYING SAID WATER TO SAID NOZZLES, THE IMPROVEMENT WHEREIN SAID NOZZLES ARE ARRANGED IN A RING AROUND THE OUTSIDE SAID OPENING AROUND THE BOTTOM OF SAID SHELL, AND FURTHER COMPRISING A HOOD EXTENDING OUTWARDS FROM SAID SHELL AROUND THE TOP OF SAID OPENING ABOVE SAID SPRAY NOZZLES, SAID SPRAY NOZZLES BEING ARRANGED TO PRODUCE INWARDLY DIRECTED SPRAYS AND SAID HOOD DIRECTING SAID AIR FLOW THROUGH SAID SHELL INWARDS THROUGH SAID OPENING IN THE DIRECTION OF SAID SPRAYS WHEREBY SAID FLOW OF AIR THROUGH SAID SHELL IS ASSISTED BY SAID SPRAYS.
References Cited (Backward Citations)
US2732190A
Cited
DE631512C
Cited
US2247514A
Cited
US2907554A
Cited
GB1033943A
Cited
US3322409A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-01-01 | 1971-07-03 | 1972-01-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-01 | 1975-07-03 | 1976-01-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-01 | 1979-07-03 | 1980-01-02 | $7700.00 | Window Closed / Lapsed |