US3113258A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power control device
Assignee: Walter E Heller and Co Inc
•
Filing: 1959-09-28
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Granted: 1963-12-03
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Expires: 1979-09-28
Abstract
No abstract record available.
Inventors
- 👤 Joseph L Bonanno
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 19:31
CPC Classifications
A; A63; A63H; A63H19/00; A63H19/24; H; H01; H01C; H01C10/00; H01C10/30; H01C10/32; H02; H02M; H02M7/00; H02M7/02; H02M7/04; H02M7/06; H02M7/066
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
188 words
A POWER CONTROLLING DEVICE COMPRISING A SOURCE OF ALTERNATING CURRENT, MEANS FOR RECTIFYING ALTERNATING CURRENT TO DIRECT CURRENT CONNECTED TO SAID ALTERNATING CURRENT SOURCE, AND MEANS CONNECTED TO SAID RECTIFYING MEANS FOR ADJUSTING THE MAGNITUDE OF THE DIRECT CURRENT AND FOR REVERSING ITS POLARITY, SAID LAST MENTIONED MEANS INCLUDING A PAIR OF LATERALLY EXTENDING TERMINAL OUTPUT CONTACT PLATE MEMBERS SPACED FROM AND INSULATED FROM ONE ANOTHER, A SEGMENTAL CORE CONNECTED TO EACH OF SAID CONTACT PLATE TERMINAL MEMBERS, EACH OF SAID CORES BEING ARRANGED IN COMPLEMENTARY ARCUATE FASHION AND BEING SPACED FROM AND INSULATED FROM ONE ANOTHER, FIRST AND SECOND RESISTANCE WIRES INSULATED FROM BUT WOUND RESPECTIVELY AROUND EACH OF SAID SEGMENTAL CORES, EACH OF SAID WIRES BEING CONNECTED AT ONE END TO AN ASSOCIATED ONE OF SAID CONTACT PLATE MEMBERS, SWEEP ARM CONTACT MEANS CENTRALLY MOUNTED BETWEEN SAID SEGMENTAL CORE MEMBERS AND INCLUDING A FIRST PORTION CONNECTED TO SAID RECTIFYING MEANS AND ARRANGED TO SWEEP OVER SAID RESISTANCE WIRES AND A SECOND PORTION INSULATED FROM SAID FIRST PORTION CONNECTED TO SAID RECTIFYING MEANS AND ARRANGED TO SWEEP OVER AN OPPOSITE ONE OF SAID CONTACT TERMINAL PLATE MEMBERS.
Claim 2
Dependent Claim
188 words
A POWER CONTROLLING DEVICE COMPRISING A SOURCE OF ALTERNATING CURRENT, MEANS FOR RECTIFYING ALTERNATING CURRENT TO DIRECT CURRENT CONNECTED TO SAID ALTERNATING CURRENT SOURCE, AND MEANS CONNECTED TO SAID RECTIFYING MEANS FOR ADJUSTING THE MAGNITUDE OF THE DIRECT CURRENT AND FOR REVERSING ITS POLARITY, SAID LAST MENTIONED MEANS INCLUDING A PAIR OF LATERALLY EXTENDING TERMINAL OUTPUT CONTACT PLATE MEMBERS SPACED FROM AND INSULATED FROM ONE ANOTHER, A SEGMENTAL CORE CONNECTED TO EACH OF SAID CONTACT PLATE TERMINAL MEMBERS, EACH OF SAID CORES BEING ARRANGED IN COMPLEMENTARY ARCUATE FASHION AND BEING SPACED FROM AND INSULATED FROM ONE ANOTHER, FIRST AND SECOND RESISTANCE WIRES INSULATED FROM BUT WOUND RESPECTIVELY AROUND EACH OF SAID SEGMENTAL CORES, EACH OF SAID WIRES BEING CONNECTED AT ONE END TO AN ASSOCIATED ONE OF SAID CONTACT PLATE MEMBERS, SWEEP ARM CONTACT MEANS CENTRALLY MOUNTED BETWEEN SAID SEGMENTAL CORE MEMBERS AND INCLUDING A FIRST PORTION CONNECTED TO SAID RECTIFYING MEANS AND ARRANGED TO SWEEP OVER SAID RESISTANCE WIRES AND A SECOND PORTION INSULATED FROM SAID FIRST PORTION CONNECTED TO SAID RECTIFYING MEANS AND ARRANGED TO SWEEP OVER AN OPPOSITE ONE OF SAID CONTACT TERMINAL PLATE MEMBERS.
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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) | 1966-12-02 | 1967-06-03 | 1967-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-02 | 1971-06-03 | 1971-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-02 | 1975-06-03 | 1975-12-03 | $7700.00 | Window Closed / Lapsed |