US3152607A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Metering valve for a water softening system
Assignee: Individual
•
Filing: 1960-10-06
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Granted: 1964-10-13
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Expires: 1980-10-06
Abstract
No abstract record available.
Inventors
- 👤 Stanley A Lundeen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 02:20
CPC Classifications
B; B67; B67D; B67D3/00; B67D3/0041; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7781; Y10T137/7793; Y10T137/7796; Y10T137/7837; Y10T137/7904; Y10T137/7922; Y10T137/7929; Y10T137/7932; Y10T137/8593; Y10T137/86928; Y10T137/87917; Y10T137/87981
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
177 words
A VALVE MEANS FOR METERING A PREDETERMINED AMOUNT OF FLUID FROM A PRESSURIZED FLOW LINE COMPRISING A VALVE BODY, A FIRST CAVITY IN SAID VALVE BODY, A RESILIENT DIAPHRAGM DIVIDING SAID CAVITY INTO TWO PRESSURE CHAMBERS, MEANS ADAPTED TO CONNECT ONE OF SAID PRESSURE CHAMBERS TO SAID FLOW LINE AT A POINT OF RELATIVELY CONSTANT HIGH PRESSURE, MEANS ADAPTED TO CONNECT THE OTHER OF SAID PRESSURE CHAMBERS TO SAID FLOW LINE AT A POINT OF VARIABLE PRESSURE, A SECOND CAVITY IN SAID VALVE BODY, AN OUTLET PORT FROM SAID OTHER PRESSURE CHAMBER COMMUNICATING WITH SAID SECOND CAVITY, A CONTROL VALVING ELEMENT CONNECTED TO SAID DIAPHRAGM AND RESPONSIVE TO VARIATIONS IN PRESSURE THEREON CONTROLLING SAID PORT, SAID CONTROL VALVING ELEMENT BEING A RESILIENT O-RING CARRIED ON A PERPENDICULAR STEM CONNECTED TO SAID DIAPHRAGM AND DISPOSED AND ADAPTED TO SEAT IN A FLARED SEGMENT OF THE OUTLET PORT COMMUNICATING BETWEEN SAID OTHER PRESSURE CHAMBER AND SECOND CAVITY, AN OUTLET PORT FROM SAID SECOND CAVITY, AN ADJUSTABLE VARIABLE FLOW VALVING ELEMENT CONTROLLING SAID LAST-NAMED PORT, SAID VARIABLE FLOW VALVING ELEMENT
Claim 2
Dependent Claim
177 words
A VALVE MEANS FOR METERING A PREDETERMINED AMOUNT OF FLUID FROM A PRESSURIZED FLOW LINE COMPRISING A VALVE BODY, A FIRST CAVITY IN SAID VALVE BODY, A RESILIENT DIAPHRAGM DIVIDING SAID CAVITY INTO TWO PRESSURE CHAMBERS, MEANS ADAPTED TO CONNECT ONE OF SAID PRESSURE CHAMBERS TO SAID FLOW LINE AT A POINT OF RELATIVELY CONSTANT HIGH PRESSURE, MEANS ADAPTED TO CONNECT THE OTHER OF SAID PRESSURE CHAMBERS TO SAID FLOW LINE AT A POINT OF VARIABLE PRESSURE, A SECOND CAVITY IN SAID VALVE BODY, AN OUTLET PORT FROM SAID OTHER PRESSURE CHAMBER COMMUNICATING WITH SAID SECOND CAVITY, A CONTROL VALVING ELEMENT CONNECTED TO SAID DIAPHRAGM AND RESPONSIVE TO VARIATIONS IN PRESSURE THEREON CONTROLLING SAID PORT, SAID CONTROL VALVING ELEMENT BEING A RESILIENT O-RING CARRIED ON A PERPENDICULAR STEM CONNECTED TO SAID DIAPHRAGM AND DISPOSED AND ADAPTED TO SEAT IN A FLARED SEGMENT OF THE OUTLET PORT COMMUNICATING BETWEEN SAID OTHER PRESSURE CHAMBER AND SECOND CAVITY, AN OUTLET PORT FROM SAID SECOND CAVITY, AN ADJUSTABLE VARIABLE FLOW VALVING ELEMENT CONTROLLING SAID LAST-NAMED PORT, SAID VARIABLE FLOW VALVING ELEMENT
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) | 1967-10-13 | 1968-04-13 | 1968-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-10-13 | 1972-04-13 | 1972-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-10-13 | 1976-04-13 | 1976-10-13 | $7700.00 | Window Closed / Lapsed |