US3126741A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for indicating and permitting the regulation
Assignee: —
•
Filing: —
•
Granted: 1964-03-31
•
Expires: 1981-03-31
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 17:29
CPC Classifications
G; G01; G01F; G01F23/00; G01F23/22; G01F23/24; G01F23/241; G05; G05D; G05D9/00; G05D9/12; Y; Y10; Y10T; Y10T137/00; Y10T137/7287; Y10T137/7306
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
116 words
AN ARRANGEMENT FOR INDICATING THE HEIGHT OF THE LEVEL OF MOLTEN GLASS BEING FED INTO A MELTING TANK WHICH COMPRISES AN ELECTRODE MOVABLE INTO AND OUT OF CONTACT WITH THE SURFACE OF MOLTEN GLASS IN A MELTING TANK, CIRCUIT MEANS INCLUDING SAID GLASS AND SAID ELECTRODE, ONE CIRCUIT OF SAID CIRCUIT MEANS BEING CLOSED UPON CONTACT OF SAID ELECTRODE WITH THE SURFACE OF SAID GLASS, MEANS INCLUDING PRESSURE MEANS FOR MOVING SAID ELECTRODE INTO AND OUT OF CONTACT WITH THE SURFACE OF SAID GLASS, AND PRESSURE RESPONSIVE INDICATOR MEANS RESPONSIVE TO MOVEMENT OF SAID ELECTRODE FOR INDICATING THE LEVEL OF THE GLASS IN SAID TANK UPON THE CLOSING OF SAID ONE CIRCUIT OF SAID CIRCUIT MEANS.
Claim 2
Dependent Claim
116 words
AN ARRANGEMENT FOR INDICATING THE HEIGHT OF THE LEVEL OF MOLTEN GLASS BEING FED INTO A MELTING TANK WHICH COMPRISES AN ELECTRODE MOVABLE INTO AND OUT OF CONTACT WITH THE SURFACE OF MOLTEN GLASS IN A MELTING TANK, CIRCUIT MEANS INCLUDING SAID GLASS AND SAID ELECTRODE, ONE CIRCUIT OF SAID CIRCUIT MEANS BEING CLOSED UPON CONTACT OF SAID ELECTRODE WITH THE SURFACE OF SAID GLASS, MEANS INCLUDING PRESSURE MEANS FOR MOVING SAID ELECTRODE INTO AND OUT OF CONTACT WITH THE SURFACE OF SAID GLASS, AND PRESSURE RESPONSIVE INDICATOR MEANS RESPONSIVE TO MOVEMENT OF SAID ELECTRODE FOR INDICATING THE LEVEL OF THE GLASS IN SAID TANK UPON THE CLOSING OF SAID ONE CIRCUIT OF SAID CIRCUIT MEANS.
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) | 1967-03-31 | 1967-09-30 | 1968-03-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-31 | 1971-09-30 | 1972-03-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-31 | 1975-09-30 | 1976-03-31 | $7700.00 | Window Closed / Lapsed |