Patent US3165684A successfully refreshed from Google Patents.
US3165684A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stepping motor with bistable triggering
Assignee: US Philips Corp
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Filing: 1961-07-03
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Granted: 1965-01-12
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Expires: 1981-07-03
Abstract
No abstract record available.
Inventors
- 👤 Ensink Johannes
- 👤 Hendrikus Cornelis Van Rossum
- 👤 Hans Van Kampen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 07:45
CPC Classifications
H; H04; H04L; H04L13/00; H04L13/02; H04L13/04; H02; H02P; H02P25/00; H02P25/02; H02P25/022; H02P25/024; H02P8/00; H02P8/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
144 words
APPARATUS FOR OPERATING A MOTOR HAVING FIRST AND SECOND STATOR WINDINGS EACH OF WHICH IS ADAPTED TO BE SUPPLIED BY AN ENERGIZING VOLTAGE, EACH OF SAID STATOR WINDINGS COMPRISING FIRST AND SECOND WINDING ELEMENTS, SAID APPARATUS COMPRISING FIRST AND SECOND BISTABLE TRIGGER CIRCUITS EACH OF WHICH HAS AN INPUT CIRCUIT AND FIRST AND SECOND OUTPUT CONNECTIONS, SAID OUTPUT CONNECTIONS OF SAID FIRST TRIGGER CIRCUIT BEING INDIVIDUALLY CONNECTED TO THE WINDING ELEMENTS OF SAID FIRST STATOR WINDING AND THE OUTPUT CONNECTIONS OF SAID SECOND TRIGGER CIRCUITS BEING INDIVIDUALLY CONNECTED TO THE WINDING ELEMENTS OF SAID SECOND STATOR WINDING FOR SUPPLYING OUT OF PHASE BIVALUED ENERGIZING VOLTAGES THERETO, MEANS FOR GENERATING CONTROL PULSES FOR SELECTIVELY SWITCHING SAID BISTABLE TRIGGER CIRCUITS IN A PREDETERMINED ORDER AND INCLUDING AN OUTPUT CIRCUIT, FIRST AND SECOND GATE CIRCUIT MEANS HAVING AN OPEN AND CLOSED CONDITION AND INTERCONNECTING THE OUTPUT CIR-
Claim 2
Dependent Claim
144 words
APPARATUS FOR OPERATING A MOTOR HAVING FIRST AND SECOND STATOR WINDINGS EACH OF WHICH IS ADAPTED TO BE SUPPLIED BY AN ENERGIZING VOLTAGE, EACH OF SAID STATOR WINDINGS COMPRISING FIRST AND SECOND WINDING ELEMENTS, SAID APPARATUS COMPRISING FIRST AND SECOND BISTABLE TRIGGER CIRCUITS EACH OF WHICH HAS AN INPUT CIRCUIT AND FIRST AND SECOND OUTPUT CONNECTIONS, SAID OUTPUT CONNECTIONS OF SAID FIRST TRIGGER CIRCUIT BEING INDIVIDUALLY CONNECTED TO THE WINDING ELEMENTS OF SAID FIRST STATOR WINDING AND THE OUTPUT CONNECTIONS OF SAID SECOND TRIGGER CIRCUITS BEING INDIVIDUALLY CONNECTED TO THE WINDING ELEMENTS OF SAID SECOND STATOR WINDING FOR SUPPLYING OUT OF PHASE BIVALUED ENERGIZING VOLTAGES THERETO, MEANS FOR GENERATING CONTROL PULSES FOR SELECTIVELY SWITCHING SAID BISTABLE TRIGGER CIRCUITS IN A PREDETERMINED ORDER AND INCLUDING AN OUTPUT CIRCUIT, FIRST AND SECOND GATE CIRCUIT MEANS HAVING AN OPEN AND CLOSED CONDITION AND INTERCONNECTING THE OUTPUT CIR-
References Cited (Backward Citations)
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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) | 1968-01-12 | 1968-07-13 | 1969-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-01-12 | 1972-07-13 | 1973-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-01-12 | 1976-07-13 | 1977-01-12 | $7700.00 | Window Closed / Lapsed |