US2730433A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spray mixer
Assignee: EIDP Inc
•
Filing: 1954-11-02
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Granted: 1956-01-10
•
Expires: 1974-11-02
Abstract
No abstract record available.
Inventors
- 👤 William J Cartledge
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 07:25
CPC Classifications
B; B01; B01F; B01F25/00; B01F25/20; B01F25/23; B01F25/231; B01F25/70; B01F25/72; B01F25/721
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
149 words
A SPRAY MIXER COMPRISING A BODY PROVIDED WITH TWO SEPARATE INLETS FOR MATERIALS TO BE MIXED AND AN INLET FOR A GASEOUS MATERIAL TO BE USED AS A PROPELLANT AND ATOMIZER FOR ONE OF THE LIQUIDS, CONCENTRICALLY ARRANGED ANNUANNULAR ORIFICE BEING SHAPED TO PROJECT THE LIQUID DOWNWARDLY THEREFROM IN THE FORM OF A THIN-WALLED INVERTED CONE, WHILE THE WALLS OF THE INNER ANNULAR ORIFICE ARE SHAPED TO PROJECT THE MATERIAL DOWNWARDLY IN THE FORM OF A THIN PROJECT THE MATERIAL DOWNWARDLY IN THE FORM PROJECTION FROM THE OUTER ORIFICE; MEANS WITHIN THE MIXER FOR FEEDING A GASEOUS PROPELLANT AND ATOMIZER INTO THE PATH OF FLOW OF LIQUID TO BE EJECTED FROM THE INNER ORIFICE AT A SUBSTANTIALLY HIGHER VELOCITY THAN THE LIQUID PROJECTED FROM THE OUTER ORIFICE, AND ANNULAR MEANS EXTENDING DOWNWARDLY FROM SAID BODY AGAINST WHICH THE MATERIALS PROJECTED FROM SAID BODY AGAINST WHICH THE MATERIALS SAID MIXER.
Claim 2
Dependent Claim
149 words
A SPRAY MIXER COMPRISING A BODY PROVIDED WITH TWO SEPARATE INLETS FOR MATERIALS TO BE MIXED AND AN INLET FOR A GASEOUS MATERIAL TO BE USED AS A PROPELLANT AND ATOMIZER FOR ONE OF THE LIQUIDS, CONCENTRICALLY ARRANGED ANNUANNULAR ORIFICE BEING SHAPED TO PROJECT THE LIQUID DOWNWARDLY THEREFROM IN THE FORM OF A THIN-WALLED INVERTED CONE, WHILE THE WALLS OF THE INNER ANNULAR ORIFICE ARE SHAPED TO PROJECT THE MATERIAL DOWNWARDLY IN THE FORM OF A THIN PROJECT THE MATERIAL DOWNWARDLY IN THE FORM PROJECTION FROM THE OUTER ORIFICE; MEANS WITHIN THE MIXER FOR FEEDING A GASEOUS PROPELLANT AND ATOMIZER INTO THE PATH OF FLOW OF LIQUID TO BE EJECTED FROM THE INNER ORIFICE AT A SUBSTANTIALLY HIGHER VELOCITY THAN THE LIQUID PROJECTED FROM THE OUTER ORIFICE, AND ANNULAR MEANS EXTENDING DOWNWARDLY FROM SAID BODY AGAINST WHICH THE MATERIALS PROJECTED FROM SAID BODY AGAINST WHICH THE MATERIALS SAID MIXER.
References Cited (Backward Citations)
US2072375A
Cited
US2645527A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-01-09 | 1959-07-11 | 1960-01-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-01-09 | 1963-07-11 | 1964-01-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-01-09 | 1967-07-11 | 1968-01-10 | $7700.00 | Window Closed / Lapsed |