Patent US338962A successfully refreshed from Google Patents.
Patent US2610147A successfully refreshed from Google Patents.
US2610147A
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Control for water softening apparatus
Assignee: Individual
•
Filing: 1948-10-02
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Granted: 1952-09-09
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Expires: 1968-10-02
Abstract
No abstract record available.
Inventors
- 👤 Lynn G Lindsay
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:41
CPC Classifications
F; F16; F16K; F16K31/00; F16K31/44; F16K31/48; C; C02; C02F; C02F1/00; C02F1/42; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86389; Y10T137/86445; Y10T137/86461; Y10T137/87265; Y10T137/87338; Y10T137/87362; Y10T137/8737; Y10T137/877; Y10T137/87829; Y10T137/87837; Y10T137/87861; Y10T137/87869
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
154 words
FOR WATER SOFTENING APPARATUS HAVING A TANK CONTAINING SOFTENING MATERIAL, SAID TANK HAVING AN OUTLET FOR LIQUID, A CONTROL COMPRISING, A CASING HAVING AN INLET PORT CONNECTED TO SAID TANK OUTLET, A SERVICE PORT CONNECTED TO A SERVICE PIPE AND A DRAIN PORT CONNECTED TO A DRAIN PIPE, A VALVE MEMBER MOVABLE IN SAID CASING TO SELECTIVELY CONTROL THE FLOW OF LIQUID TO SAID SERVICE OR DRAIN PORTS, A SECOND VALVE MEMBER MOVABLE TO RESTRICT THE FLOW OF LIQUID TO SAID DRAIN PIPE, A SEAT FOR SAID SECOND VALVE MEMBER, A PASSAGE OF FIXED CROSS SECTIONAL AREA DISPOSED TO PERMIT FLOW OF LIQUID AT A PREDETERMINED RATE PAST SAID SEAT TO THE DRAIN PIPE WHEN SAID SECOND VALVE MEMBER IS IN CLOSED POSITION RELATIVE TO SAID SEAT AND MEANS FOR ACTUATING SAID SECOND VALVE MEMBER TO AN OPEN POSITION RELATIVE TO SAID SEAT TO THEREBY INCREASE THE RATE OF FLOW TO SAID DRAIN PIPE.
Claim 2
Dependent Claim
154 words
FOR WATER SOFTENING APPARATUS HAVING A TANK CONTAINING SOFTENING MATERIAL, SAID TANK HAVING AN OUTLET FOR LIQUID, A CONTROL COMPRISING, A CASING HAVING AN INLET PORT CONNECTED TO SAID TANK OUTLET, A SERVICE PORT CONNECTED TO A SERVICE PIPE AND A DRAIN PORT CONNECTED TO A DRAIN PIPE, A VALVE MEMBER MOVABLE IN SAID CASING TO SELECTIVELY CONTROL THE FLOW OF LIQUID TO SAID SERVICE OR DRAIN PORTS, A SECOND VALVE MEMBER MOVABLE TO RESTRICT THE FLOW OF LIQUID TO SAID DRAIN PIPE, A SEAT FOR SAID SECOND VALVE MEMBER, A PASSAGE OF FIXED CROSS SECTIONAL AREA DISPOSED TO PERMIT FLOW OF LIQUID AT A PREDETERMINED RATE PAST SAID SEAT TO THE DRAIN PIPE WHEN SAID SECOND VALVE MEMBER IS IN CLOSED POSITION RELATIVE TO SAID SEAT AND MEANS FOR ACTUATING SAID SECOND VALVE MEMBER TO AN OPEN POSITION RELATIVE TO SAID SEAT TO THEREBY INCREASE THE RATE OF FLOW TO SAID DRAIN PIPE.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-09-09 | 1956-03-10 | 1956-09-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-09-09 | 1960-03-10 | 1960-09-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-09-09 | 1964-03-10 | 1964-09-09 | $7700.00 | Window Closed / Lapsed |