US3294105A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combination domestic and firewater pumping system
Assignee: Syncroflo Inc
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Filing: 1963-04-29
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Granted: 1966-12-27
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Expires: 1983-04-29
Abstract
No abstract record available.
Inventors
- 👤 Robert F Schaub
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 00:32
CPC Classifications
A; A62; A62C; A62C35/00; A62C35/58; A62C35/68; F; F04; F04D; F04D15/00; F04D15/0072; Y; Y10; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2559; Y10T137/2562; Y10T137/265; Y10T137/2663
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
130 words
A TANKLESS PUMPING SYSTEM FOR COMBINED DOMESTIC USE AND FIRE CONTROL USE, SAID SYSTEM COMPRISING A WATER SUPPLY LINE HAVING A FIRE WATER SUPPLY BRANCH AND A DOMESTIC WATER SUPPLY BRANCH, A PLURALITY OF PUMPS OF DIFFERENT SIZES FOR DELIVERING WATER UNDER PRESSURE TO THE WATER SUPPLY LINE AND THEREBY TO BOTH OF SAID BRANCHES, MEANS ENERGIZING AT LEAST ONE OF SAID PUMPS FOR DELIVERING WATER TO THE DOMESTIC WATER SUPPLY BRANCH COMMENSURATE WITH THE DEMAND THEREIN, MEANS FOR SIGNALING THE FLOW OF WATER IN THE FIRE WATER SUPPLY BRANCH, AND MEANS RESPONSIVE TO SAID SIGNALING MEANS FOR CLOSING THE FLOW OF WATER TO SAID DOMESTIC WATER SUPPLY LINE AND FOR ENERGIZING ALL OF SAID PUMPS, WHEREBY WATER PUMPED BY SAID PUMPS IS DIRECTED TO THE FIRE WATER SUPPLY BRANCH.
Claim 2
Dependent Claim
130 words
A TANKLESS PUMPING SYSTEM FOR COMBINED DOMESTIC USE AND FIRE CONTROL USE, SAID SYSTEM COMPRISING A WATER SUPPLY LINE HAVING A FIRE WATER SUPPLY BRANCH AND A DOMESTIC WATER SUPPLY BRANCH, A PLURALITY OF PUMPS OF DIFFERENT SIZES FOR DELIVERING WATER UNDER PRESSURE TO THE WATER SUPPLY LINE AND THEREBY TO BOTH OF SAID BRANCHES, MEANS ENERGIZING AT LEAST ONE OF SAID PUMPS FOR DELIVERING WATER TO THE DOMESTIC WATER SUPPLY BRANCH COMMENSURATE WITH THE DEMAND THEREIN, MEANS FOR SIGNALING THE FLOW OF WATER IN THE FIRE WATER SUPPLY BRANCH, AND MEANS RESPONSIVE TO SAID SIGNALING MEANS FOR CLOSING THE FLOW OF WATER TO SAID DOMESTIC WATER SUPPLY LINE AND FOR ENERGIZING ALL OF SAID PUMPS, WHEREBY WATER PUMPED BY SAID PUMPS IS DIRECTED TO THE FIRE WATER SUPPLY BRANCH.
References Cited (Backward Citations)
US2203138A
Cited
US2888875A
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 |