US3242302A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Voltage and current regulating apparatus for induction heating generator
Assignee: Republic Steel Corp
•
Filing: 1963-07-09
•
Granted: 1966-03-22
•
Expires: 1983-07-09
Abstract
No abstract record available.
Inventors
- 👤 Thomas O Williams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 03:23
CPC Classifications
H; H02; H02P; H02P9/00; H02P9/14; H02P9/32
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
92 words
IN A REGULATING APPARATUS COMPRISING A GENERATOR HAVING A FIELD AND AN ARMATURE, AN INDUCTIVE LOAD CONNECTED TO THE ARMATURE, AND A CAPACITIVE IMPEDANCE COUPLED TO THE LOAD, THE IMPROVED COMPRISING MEANS FOR COUNTERACTING THE HIGH CAPACITANCE PRESENTED TO THE ARMATURE WHICH CAUSES A HIGH POTENTIAL TO BE GENERATED BY THE ARMATURE WHEN THE INDUCTANCE OF THE INDUCTIVE LOAD DECREASES SUBSTANTIALLY, SAID MEANS COMPRISING: (A) INDUCTIVE IMPEDANCE MEANS CONNECTED TO RECEIVE CURRENT FROM SAID ARMATURE, (B) FIRST MEANS RESPONSIVE TO THE POTENTIAL ACROSS THE LOAD FOR CONTROLLING THE CURRENT THROUGH THE INDUC-
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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) | 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 |