US3316932A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water mixing device for water closet storage tanks
Assignee: Milwaukee Faucets Inc
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Filing: 1964-12-02
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Granted: 1967-05-02
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Expires: 1984-12-02
Abstract
No abstract record available.
Inventors
- 👤 William C Schmitt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 10:26
CPC Classifications
F; F16; F16K; F16K19/00; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7837; Y10T137/7838; Y10T137/8593; Y10T137/87571; Y10T137/87676; Y10T137/87684; Y10T137/877; Y10T137/87829; Y10T137/87837; Y10T137/87861
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
152 words
A MIXING DEVICE FOR HOT AND COLD WATER COMPRISING: AN ELONGATED CHAMBER HOUSING A HOT WATER INLET AT ONE END AND A COLD WATER INLET AT THE OTHER END AND AN OUTLET IN THE CENTRAL PORTION THEREOF, SAID CHAMBER HAVING BORES OPPOSITE SAID INLETS, SAID BORES CONTAINING A THREADED PORTION AT THE OUTER END THEREOF AND A SMOOTH NON-THREADED PORTION ADJACENT SAID CHAMBER; A VALVE IN EACH OF THE HOT AND COLD WATER INLETS COMPRISING: A VALVE SEAT FORMED BY THE WALL OF THE CHAMBER ADJACENT SAID INLET; A VALVE STEM HAVING A VALVE DISC AT ONE END THEREOF RESTING ON SAID VALVE SEAT TO BLOCK SAID INLET; A SPRING MEANS SURROUNDING SAID VALVE STEM; A PLUG FITTING OVER THE OTHER END OF SAID VALVE STEM AND CONTAINING SAID SPRING TO FORCE THE VALVE DISC ON SAID VALVE SEAT, SAID PLUG THREADED TO MATE WITH THE THREADED PORTION OF SAID BORE FOR
Claim 2
Dependent Claim
152 words
A MIXING DEVICE FOR HOT AND COLD WATER COMPRISING: AN ELONGATED CHAMBER HOUSING A HOT WATER INLET AT ONE END AND A COLD WATER INLET AT THE OTHER END AND AN OUTLET IN THE CENTRAL PORTION THEREOF, SAID CHAMBER HAVING BORES OPPOSITE SAID INLETS, SAID BORES CONTAINING A THREADED PORTION AT THE OUTER END THEREOF AND A SMOOTH NON-THREADED PORTION ADJACENT SAID CHAMBER; A VALVE IN EACH OF THE HOT AND COLD WATER INLETS COMPRISING: A VALVE SEAT FORMED BY THE WALL OF THE CHAMBER ADJACENT SAID INLET; A VALVE STEM HAVING A VALVE DISC AT ONE END THEREOF RESTING ON SAID VALVE SEAT TO BLOCK SAID INLET; A SPRING MEANS SURROUNDING SAID VALVE STEM; A PLUG FITTING OVER THE OTHER END OF SAID VALVE STEM AND CONTAINING SAID SPRING TO FORCE THE VALVE DISC ON SAID VALVE SEAT, SAID PLUG THREADED TO MATE WITH THE THREADED PORTION OF SAID BORE FOR
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) | 1970-05-01 | 1970-10-31 | 1971-05-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-01 | 1974-10-31 | 1975-05-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-01 | 1978-10-31 | 1979-05-02 | $7700.00 | Window Closed / Lapsed |