US3112879A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mixing valve
Assignee: Individual
•
Filing: 1962-01-18
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Granted: 1963-12-03
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Expires: 1982-01-18
Abstract
No abstract record available.
Inventors
- 👤 Killias Rudolf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 03:51
CPC Classifications
G; G05; G05D; G05D23/00; G05D23/01; G05D23/13; G05D23/1306; G05D23/132; G05D23/134; G05D23/1346; G05D23/1353
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
140 words
A FLUID MIXING VALVE FOR AUTOMATICALLY CONTROLLING THE TEMPERATURE OF OUTGOING MIXED FLUID, A HOLLOW HOUSING MEANS, WALL MEANS WITHIN SAID HOUSING MEANS FOR ESTABLISHING THEREIN A FIRST FLUID CHAMBER, A SECOND FLUID CHAMBER, AND A MIXING COMPARTMENT DISPOSED BETWEEN SAID FIRST AND SECOND CHAMBERS, FIRST AND SECOND FLUID INLETS COMMUNICATING RESPECTIVELY WITH SAID FIRST AND SECOND FLUID CHAMBERS, TEMPERATURE RESPONSIVE CONTROL MEANS DISPOSED WITHIN SAID MIXING COMPARTMENT, TRANSFER CHAMBER MEANS WITHIN SAID HOUSING MEANS FOR TRANSFERRING FLUID FROM SAID FIRST FLUID CHAMBER TOWARD SAID SECOND FLUID CHAMBER, SAID SECOND FLUID CHAMBER AND SAID TRANSFER CHAMBER COMMUNICATING WITH SAID MIXING COMPARTMENT TO ONE SIDE OF SAID TEMPERATURE RESPONSIVE MEANS, SAID FIRST FLUID CHAMBER COMMUNICATING WITH SAID MIXING COMPARTMENT ONLY THROUGH SAID TRANSFER CHAMBER WHEREBY FLUID PASSING FROM SAID FIRST AND SECOND FLUID CHAMBERS MIXES BEFORE CONTACTING SAID TEMPERATURE RESPONSIVE CON-
Claim 2
Dependent Claim
140 words
A FLUID MIXING VALVE FOR AUTOMATICALLY CONTROLLING THE TEMPERATURE OF OUTGOING MIXED FLUID, A HOLLOW HOUSING MEANS, WALL MEANS WITHIN SAID HOUSING MEANS FOR ESTABLISHING THEREIN A FIRST FLUID CHAMBER, A SECOND FLUID CHAMBER, AND A MIXING COMPARTMENT DISPOSED BETWEEN SAID FIRST AND SECOND CHAMBERS, FIRST AND SECOND FLUID INLETS COMMUNICATING RESPECTIVELY WITH SAID FIRST AND SECOND FLUID CHAMBERS, TEMPERATURE RESPONSIVE CONTROL MEANS DISPOSED WITHIN SAID MIXING COMPARTMENT, TRANSFER CHAMBER MEANS WITHIN SAID HOUSING MEANS FOR TRANSFERRING FLUID FROM SAID FIRST FLUID CHAMBER TOWARD SAID SECOND FLUID CHAMBER, SAID SECOND FLUID CHAMBER AND SAID TRANSFER CHAMBER COMMUNICATING WITH SAID MIXING COMPARTMENT TO ONE SIDE OF SAID TEMPERATURE RESPONSIVE MEANS, SAID FIRST FLUID CHAMBER COMMUNICATING WITH SAID MIXING COMPARTMENT ONLY THROUGH SAID TRANSFER CHAMBER WHEREBY FLUID PASSING FROM SAID FIRST AND SECOND FLUID CHAMBERS MIXES BEFORE CONTACTING SAID TEMPERATURE RESPONSIVE CON-
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-12-02 | 1967-06-03 | 1967-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-02 | 1971-06-03 | 1971-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-02 | 1975-06-03 | 1975-12-03 | $7700.00 | Window Closed / Lapsed |