US3273631A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ultrasonic fluid heating, vaporizing, cleaning and separating apparatus
Assignee: Neuman Enterprises Ltd
•
Filing: 1964-01-13
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Granted: 1966-09-20
•
Expires: 1984-01-13
Abstract
No abstract record available.
Inventors
- 👤 George E Neuman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 10:28
CPC Classifications
B; B01; B01J; B01J19/00; B01J19/08; B01J19/10; B01D; B01D3/00; B01D3/006; Y; Y10; Y10S; Y10S159/00; Y10S159/90; Y10S494/00; Y10S494/90; Y10S494/901
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
250 words
ULTRASONIC APPARATUS FOR HEATING, VAPORIZING, CLEANING AND SEPARATING FLOWING FLUIDS, COMPRISING A CLOSED CHAMBER, AN IMPELLER HAVING RADIALLY-EXTENDING BLADES MOUNTED FOR ROTATION IN THE CHAMBER AND ADAPTED TO BE ROTATED AT HIGH SPEEDS, SAID BLADES HAVING BROAD SURFACES IN PLANES GENERALLY PARALLEL TO THE AXIS OF ROTATION OF THE IMPELLER, MEANS FOR DIRECTING FLUID INTO THE IMPELLER BLADES DURING ROTATION OF THE IMPELLER, SAID FLUID BEING MOVED AT HIGH SPEED ALONG A CIRCULAR PATH AROUND THE AXIS OF THE IMPELLER IN THE CHAMBER BY THE IMPELLER BLADES, AT LEAST ONE STATIONARY BLADE EXTENDING LONGITUDNALLY THEREOF IN A SUBSTANTIALLY RADIAL DIRECTION AND MOUNTED IN THE CHAMBER ACROSS SAID CIRCULAR PATH NEAR THE IMPELLER AND FORMING AN OBSTRUCTION TO THE MOVEMENT OF THE FLUID AROUND THE CHAMBER, SAID STATIONARY BLADE HAVING A FRONT IMPINGED BROAD SURFACE EXTENDING TRANSVERSELY OF SAID BLADE AND GENERALY PARALLEL TO SAID AXIS OF ROTATION AND AGAINST WHICH THE FLUID IS DIRECTED AND A BACK LEEWARD SURFACE WHERE A LOW PRESSURE AREA IS FORMED, SAID CHAMBER HAVING A CLEAR SPACE ON THE IMPINGED SURFACE SIDE OF SAID STATIONARY BLADE IN WHICH SAID MOVEMENT OF THE FLUID IS UNOBSTRUCTED BEFORE IMPINGING AGAINST SAID SURFACE, SAID FLUID FLOWING AROUND AN EDGE OF THE STATIONARY BLADE BETWEEN THE LATTER AND AT EDGES OF THE IMPELLER BLADES, AND OUTLET MEANS FOR THE CHAMBER ADJACENT THE STATIONARY BLADE THROUGH WHICH FLUID EXITS FROM THE CHAMBER, WHEREBY THE IMPELLER BLADES MOVING PAST THE STATIONARY BLADE GENERATE ULTROSONIC VIBRATIONS IN THE FLUID IN THE CHAMBER.
Claim 2
Dependent Claim
250 words
ULTRASONIC APPARATUS FOR HEATING, VAPORIZING, CLEANING AND SEPARATING FLOWING FLUIDS, COMPRISING A CLOSED CHAMBER, AN IMPELLER HAVING RADIALLY-EXTENDING BLADES MOUNTED FOR ROTATION IN THE CHAMBER AND ADAPTED TO BE ROTATED AT HIGH SPEEDS, SAID BLADES HAVING BROAD SURFACES IN PLANES GENERALLY PARALLEL TO THE AXIS OF ROTATION OF THE IMPELLER, MEANS FOR DIRECTING FLUID INTO THE IMPELLER BLADES DURING ROTATION OF THE IMPELLER, SAID FLUID BEING MOVED AT HIGH SPEED ALONG A CIRCULAR PATH AROUND THE AXIS OF THE IMPELLER IN THE CHAMBER BY THE IMPELLER BLADES, AT LEAST ONE STATIONARY BLADE EXTENDING LONGITUDNALLY THEREOF IN A SUBSTANTIALLY RADIAL DIRECTION AND MOUNTED IN THE CHAMBER ACROSS SAID CIRCULAR PATH NEAR THE IMPELLER AND FORMING AN OBSTRUCTION TO THE MOVEMENT OF THE FLUID AROUND THE CHAMBER, SAID STATIONARY BLADE HAVING A FRONT IMPINGED BROAD SURFACE EXTENDING TRANSVERSELY OF SAID BLADE AND GENERALY PARALLEL TO SAID AXIS OF ROTATION AND AGAINST WHICH THE FLUID IS DIRECTED AND A BACK LEEWARD SURFACE WHERE A LOW PRESSURE AREA IS FORMED, SAID CHAMBER HAVING A CLEAR SPACE ON THE IMPINGED SURFACE SIDE OF SAID STATIONARY BLADE IN WHICH SAID MOVEMENT OF THE FLUID IS UNOBSTRUCTED BEFORE IMPINGING AGAINST SAID SURFACE, SAID FLUID FLOWING AROUND AN EDGE OF THE STATIONARY BLADE BETWEEN THE LATTER AND AT EDGES OF THE IMPELLER BLADES, AND OUTLET MEANS FOR THE CHAMBER ADJACENT THE STATIONARY BLADE THROUGH WHICH FLUID EXITS FROM THE CHAMBER, WHEREBY THE IMPELLER BLADES MOVING PAST THE STATIONARY BLADE GENERATE ULTROSONIC VIBRATIONS IN THE FLUID IN THE CHAMBER.
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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) | 1969-09-19 | 1970-03-21 | 1970-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-19 | 1974-03-21 | 1974-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-19 | 1978-03-21 | 1978-09-20 | $7700.00 | Window Closed / Lapsed |