Patent US3242474A successfully refreshed from Google Patents.
US3242474A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid dispenser and level indicator
Assignee: Holley Performance Products Inc
•
Filing: 1963-01-31
•
Granted: 1966-03-22
•
Expires: 1983-01-31
Abstract
No abstract record available.
Inventors
- 👤 Gordon G Gast
- 👤 Jr Frank C Karasinski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 20:27
CPC Classifications
G; G01; G01F; G01F23/00; G01F23/0007; G01F11/00; G01F11/28
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
150 words
A FLUID LEVEL RESPONSIVE SWITCH FOR A FLUID CONTAINER, SAID SWITCH COMPRISING FLOAT MEANS HAVING A FIRST MAGNET ATTACHED AT THE BOTTOM END THEREOF, A BODY PORTION FIXED NEAR THE BOTTOM OF SAID CONTAINER, SAID BODY PORTION HAVING A CENTILEVER BEAM MOUNTED THEREIN, A SECOND MAGNET ORIENTED IN REPELLING RELATION TO SAID FIRST MAGNET AND RIGIDLY ATTACHED TO THE MOVABLE END OF SAID BEAM, A CONTACT FIXEDLY ATTACHED TO SAID BODY PORTION BELOW SAID BEAM FOR AT TIMES BEING CONTACTED BY SAID BEAM UPON REPULSION OF SAID SECOND MAGNET BY SAID FIRST MAGNET, AND A FERROMAGNETIC ELEMENT FIXEDLY POSITIONED BETWEEN SAID SECOND MAGNET AND SAID FIRST MAGNET FOR HOLDING SAID SECOND MAGNET AND SAID BEAM AWAY FROM SAID CONTACT UNTIL SAID FIRST MAGNET HAS APPROACHED SUFFICIENTLY CLOSE TO SAID SECOND MAGNET SO THAT THE REPELLING FORCE OF SAID MAGNETS OVERCOMES THE ATTRACTION BETWEEN SAID SECOND MAGNET AND SAID FERROMAGNETIC ELEMENT.
Claim 2
Dependent Claim
150 words
A FLUID LEVEL RESPONSIVE SWITCH FOR A FLUID CONTAINER, SAID SWITCH COMPRISING FLOAT MEANS HAVING A FIRST MAGNET ATTACHED AT THE BOTTOM END THEREOF, A BODY PORTION FIXED NEAR THE BOTTOM OF SAID CONTAINER, SAID BODY PORTION HAVING A CENTILEVER BEAM MOUNTED THEREIN, A SECOND MAGNET ORIENTED IN REPELLING RELATION TO SAID FIRST MAGNET AND RIGIDLY ATTACHED TO THE MOVABLE END OF SAID BEAM, A CONTACT FIXEDLY ATTACHED TO SAID BODY PORTION BELOW SAID BEAM FOR AT TIMES BEING CONTACTED BY SAID BEAM UPON REPULSION OF SAID SECOND MAGNET BY SAID FIRST MAGNET, AND A FERROMAGNETIC ELEMENT FIXEDLY POSITIONED BETWEEN SAID SECOND MAGNET AND SAID FIRST MAGNET FOR HOLDING SAID SECOND MAGNET AND SAID BEAM AWAY FROM SAID CONTACT UNTIL SAID FIRST MAGNET HAS APPROACHED SUFFICIENTLY CLOSE TO SAID SECOND MAGNET SO THAT THE REPELLING FORCE OF SAID MAGNETS OVERCOMES THE ATTRACTION BETWEEN SAID SECOND MAGNET AND SAID FERROMAGNETIC ELEMENT.
References Cited (Backward Citations)
CA568090A
Cited
US2600581A
Cited
US2927176A
Cited
US2908778A
Cited
US2927175A
Cited
US2980775A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-03-21 | 1969-09-20 | 1970-03-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-21 | 1973-09-20 | 1974-03-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-21 | 1977-09-20 | 1978-03-22 | $7700.00 | Window Closed / Lapsed |