Patent US3422849A successfully refreshed from Google Patents.
US3422849A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mixing valve
Assignee: Masco Corp
•
Filing: 1966-06-07
•
Granted: 1969-01-21
•
Expires: 1986-06-07
Abstract
No abstract record available.
Inventors
- 👤 Alex Manoogian
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:00
CPC Classifications
F; F16; F16K; F16K11/00; F16K11/02; F16K11/08; F16K11/087; F16K11/022; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86493; Y10T137/86815; Y10T137/86823
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
220 words
A MIXING VALVE COMPRISING A BODY HAVING TWO INLET PASSAGEWAYS, AN OUTLET DUCT, AND A GENERALLY SPHERICAL VALVE SEAT LOCATED THEREIN WITH THE INLET PASSAGEWAYS ENDING IN TWO SPACED INLET PORTS IN THE SEAT AT ONE SIDE THEREOF, A GROOVE IN SAID BODY COMMUNICATING WITH SAID SEAT TO PROVIDE A MIXING CHAMBER, SAID GROOVE BEING IN FLUID FLOW COMMUNICATION WITH SAID OUTLET DUCT AND EXTENDING AROUND SAID SEAT FROM SAID OUTLET DUCT TOWARD SAID INLET PORTS, SAID INLET PORTS BEING EQUALLY SPACED FROM SAID GROOVE, A GENERALLY SPHERICAL FLEXIBLE DIAPHRAGN FITTED IN SAID SEAT AND SEALED TO SAID BODY AT ITS PERIPHERY, SAID DIAPHRAGM OVERLYING SAID INLET PORTS AND SAID GROOVE, A SPHERICAL BALL VALVE POSITIONED WITHIN SAID DIAPHGRAM SO AS TO NORMALLY HOLD SAID DIAPHRAGM AGAINST SAID SEAT TO SEAL SAID INLET PORTS AND GROOVE AND PREVENT FLUID FLOW THROUGH SAID VALVE, SAID BALL VALVE BEING A SMOOTHLY RECESSED VALVING SURFACE THEREON SO THAT UPON MOVEMENT OF SAID BALL VALVE TO AN OPEN POSITION THEREOF FLUID FROM AT LEAST ONE OF SID INLET PORTS FLEXES SAID DIAPHRAGM AWAY FROM SAID SEAT AND AGAINST SAID VALVING SURFACE TO OPEN SUCH INLET PORT AND SAID GROOVE AND PERMIT FLUID FLOW THERETHROUGH, AND MEANS LIMITING MOTION OF THE BALL VALVE IN SAID SEAT TO ROTATION ABOUT TWO MUTUALLY PERPENDICULAR AXES WHEREBY ROTATION
Claim 2
Dependent Claim
220 words
A MIXING VALVE COMPRISING A BODY HAVING TWO INLET PASSAGEWAYS, AN OUTLET DUCT, AND A GENERALLY SPHERICAL VALVE SEAT LOCATED THEREIN WITH THE INLET PASSAGEWAYS ENDING IN TWO SPACED INLET PORTS IN THE SEAT AT ONE SIDE THEREOF, A GROOVE IN SAID BODY COMMUNICATING WITH SAID SEAT TO PROVIDE A MIXING CHAMBER, SAID GROOVE BEING IN FLUID FLOW COMMUNICATION WITH SAID OUTLET DUCT AND EXTENDING AROUND SAID SEAT FROM SAID OUTLET DUCT TOWARD SAID INLET PORTS, SAID INLET PORTS BEING EQUALLY SPACED FROM SAID GROOVE, A GENERALLY SPHERICAL FLEXIBLE DIAPHRAGN FITTED IN SAID SEAT AND SEALED TO SAID BODY AT ITS PERIPHERY, SAID DIAPHRAGM OVERLYING SAID INLET PORTS AND SAID GROOVE, A SPHERICAL BALL VALVE POSITIONED WITHIN SAID DIAPHGRAM SO AS TO NORMALLY HOLD SAID DIAPHRAGM AGAINST SAID SEAT TO SEAL SAID INLET PORTS AND GROOVE AND PREVENT FLUID FLOW THROUGH SAID VALVE, SAID BALL VALVE BEING A SMOOTHLY RECESSED VALVING SURFACE THEREON SO THAT UPON MOVEMENT OF SAID BALL VALVE TO AN OPEN POSITION THEREOF FLUID FROM AT LEAST ONE OF SID INLET PORTS FLEXES SAID DIAPHRAGM AWAY FROM SAID SEAT AND AGAINST SAID VALVING SURFACE TO OPEN SUCH INLET PORT AND SAID GROOVE AND PERMIT FLUID FLOW THERETHROUGH, AND MEANS LIMITING MOTION OF THE BALL VALVE IN SAID SEAT TO ROTATION ABOUT TWO MUTUALLY PERPENDICULAR AXES WHEREBY ROTATION
References Cited (Backward Citations)
US2592062A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-01-21 | 1972-07-22 | 1973-01-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-01-21 | 1976-07-22 | 1977-01-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-01-21 | 1980-07-22 | 1981-01-21 | $7700.00 | Window Closed / Lapsed |