US3105512A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Safety shut-off valve
Assignee: Culligan Inc
•
Filing: 1962-09-17
•
Granted: 1963-10-01
•
Expires: 1982-09-17
Abstract
No abstract record available.
Inventors
- 👤 Charles E Lyall
- 👤 Edwin A Morrison
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 17:33
CPC Classifications
F; F16; F16K; F16K31/00; F16K31/02; F16K31/06; F16K31/08; F16K31/12; F16K31/18; F16K31/20; F16K31/22; Y; Y10; Y10T; Y10T137/00; Y10T137/7287; Y10T137/7358; Y10T137/7381; Y10T137/7423; Y10T137/7426; Y10T137/7433
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
96 words
A SAFETY SHUT-OFF VALVE FOR USE IN A TIMED REFILL SYSTEM IN A BRINE STORAGE TANK, COMPRISING A CONDUIT LEADING TO THE STORAGE TANK FOR SUPPLYING WATER THERETO AND REMOVING BRINE AND TERMINATING IN A BASE, A RESILIENT VALVE SEAT MOUNTED IN THE CONDUIT, AN ADJUSTABLE STOP MEMBER MOUNTED ON THE EXTERIOR OF THE CONDUIT, FLOAT MEMBERS ENCOMPASSING THE CONDUIT AND NORMALLY RESTING ON SAID STOP MEMBER, A MAGNETIC MEMBER ENCOMPASSING SAID CONDUIT AND RESTING ON SAID FLOAT MEMBERS, A MAGNETICALLY ATTRACTIVE VALVE STEM NORMALLY FLOATING WITHIN THE CONDUIT DUE TO THE MAGNETIC FIELD OF SAID
Claim 2
Dependent Claim
96 words
A SAFETY SHUT-OFF VALVE FOR USE IN A TIMED REFILL SYSTEM IN A BRINE STORAGE TANK, COMPRISING A CONDUIT LEADING TO THE STORAGE TANK FOR SUPPLYING WATER THERETO AND REMOVING BRINE AND TERMINATING IN A BASE, A RESILIENT VALVE SEAT MOUNTED IN THE CONDUIT, AN ADJUSTABLE STOP MEMBER MOUNTED ON THE EXTERIOR OF THE CONDUIT, FLOAT MEMBERS ENCOMPASSING THE CONDUIT AND NORMALLY RESTING ON SAID STOP MEMBER, A MAGNETIC MEMBER ENCOMPASSING SAID CONDUIT AND RESTING ON SAID FLOAT MEMBERS, A MAGNETICALLY ATTRACTIVE VALVE STEM NORMALLY FLOATING WITHIN THE CONDUIT DUE TO THE MAGNETIC FIELD OF SAID
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-09-30 | 1967-04-01 | 1967-10-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-30 | 1971-04-01 | 1971-10-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-30 | 1975-04-01 | 1975-10-01 | $7700.00 | Window Closed / Lapsed |