US3294361A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adjustable rotary orifice
Assignee: W A Kates Co
•
Filing: 1963-11-06
•
Granted: 1966-12-27
•
Expires: 1983-11-06
Abstract
No abstract record available.
Inventors
- 👤 Willard A Kates
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 04:02
CPC Classifications
G; G01; G01F; G01F15/00; G01F15/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
170 words
AN ADJUSTABLE FLOW REGULATING APPARATUS FOR USE WITH SENSING INSTRUMENTS AND SENSING PRESSURE DIFFERENTIAL IN A CONDUIT TO DETERMINE THE RATE OF FLUID FLOW THEREIN, COMPRISING: A HOUSING HAVING GENERALLY AXIALLY ALIGNED INLET AND OUTLET PASSAGES CONNECTED TO THE FLUID CONDUIT TO PERMIT THE FLOW OF FLUID THERETHROUGH; A PARTITION EXTENDING TRANSVERSELY ACROSS THE AXES OF THE INLET AND OUTLET PASSAGES TO DIVIDE THE INTERIOR OF THE HOUSING INTO AN INLET AND OUTLET CHAMBER, SAID PARTITION HAVING AN INTERMEDIATE CYLINDRICAL SURFACE FORMED ON AN AXIS GENERALLY NORMAL TO THE COMBINED AXES OF THE INLET AND OUTLET PASSAGES; AN UPSTANDING BOSS IN THE HOUSING GENERALLY CONCENTRIC WITH THE CYLINDER FORMED IN THE HOUSING PARTITION, SAID BOSS HAVING MEANS GENERALLY DEFINING A TRANSVERSE SLOT THEREIN; AND A SLEEVE GENERALLY CONCENTRICALLY WITHIN THE CYLINDER AND CONCENTRICALLY ABOUT THE BOSS AND HAVING AN ELONGATED NARROW SLIT FORMED THEREIN IN GENERAL ALIGNMENT WITH THE SLOT FORMED IN THE BOSS, SAID SLEEVE BEING MOUNTED FOR ROTATION RELATIVE TO THE BOSS AND TO THE CYLINDER TO CHANGE
Claim 2
Dependent Claim
170 words
AN ADJUSTABLE FLOW REGULATING APPARATUS FOR USE WITH SENSING INSTRUMENTS AND SENSING PRESSURE DIFFERENTIAL IN A CONDUIT TO DETERMINE THE RATE OF FLUID FLOW THEREIN, COMPRISING: A HOUSING HAVING GENERALLY AXIALLY ALIGNED INLET AND OUTLET PASSAGES CONNECTED TO THE FLUID CONDUIT TO PERMIT THE FLOW OF FLUID THERETHROUGH; A PARTITION EXTENDING TRANSVERSELY ACROSS THE AXES OF THE INLET AND OUTLET PASSAGES TO DIVIDE THE INTERIOR OF THE HOUSING INTO AN INLET AND OUTLET CHAMBER, SAID PARTITION HAVING AN INTERMEDIATE CYLINDRICAL SURFACE FORMED ON AN AXIS GENERALLY NORMAL TO THE COMBINED AXES OF THE INLET AND OUTLET PASSAGES; AN UPSTANDING BOSS IN THE HOUSING GENERALLY CONCENTRIC WITH THE CYLINDER FORMED IN THE HOUSING PARTITION, SAID BOSS HAVING MEANS GENERALLY DEFINING A TRANSVERSE SLOT THEREIN; AND A SLEEVE GENERALLY CONCENTRICALLY WITHIN THE CYLINDER AND CONCENTRICALLY ABOUT THE BOSS AND HAVING AN ELONGATED NARROW SLIT FORMED THEREIN IN GENERAL ALIGNMENT WITH THE SLOT FORMED IN THE BOSS, SAID SLEEVE BEING MOUNTED FOR ROTATION RELATIVE TO THE BOSS AND TO THE CYLINDER TO CHANGE
References Cited (Backward Citations)
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US1682602A
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US2628588A
Cited
US3100620A
Cited
US3162736A
Cited
US3207181A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-26 | 1970-06-27 | 1970-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-26 | 1974-06-27 | 1974-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-26 | 1978-06-27 | 1978-12-27 | $7700.00 | Window Closed / Lapsed |