Patent US2245685A successfully refreshed from Google Patents.
Patent US3195035A successfully refreshed from Google Patents.
US3195035A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Motor control system
Assignee: Individual
•
Filing: 1961-06-07
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Granted: 1965-07-13
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Expires: 1981-06-07
Abstract
No abstract record available.
Inventors
- 👤 Gustav H Sudmeier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:00
CPC Classifications
H; H02; H02P; H02P29/00; H02P29/0016; H02P29/0027
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
186 words
AN ELECTRICAL SYSTEM ADAPTED TO BE CONNECTED TO A SOURCE OF ELECTRICAL ENERGY, FOR USE IN CONJUNCTION WITH ELECTRICAL MOTIVE MEANS WHICH IS SUBJECT TO ENCOUNTER LOADED AND NO-LOAD CONDITIONS, SAID SYSTEM FOR TEMPORARILY DISCONNECTING SAID ELECTRICAL MOTIVE MEANS FROM SAID SOURCE OF ELECTRICAL ENERGY, UPON OCCURRENCE OF SAID NO-LOAD CONDITION, COMPRISING: AN ELECTROMAGNETIC RELAY DRIVE, CONNECTED TO BE ENERGIZED UNDER CONTROL OF ELECTRICAL ENERGY PASSING FROM SAID SOURCE TO SAID MOTIVE MEANS; A THERMO RELAY DRIVE OPERATIVE AFTER A PREDETERMINED PERIOD OF DELAY; AND SWITCHING MEANS CONTROLLED BY SAID ELECTROMAGNETIC RELAY DRIVE AND SAID THERMO RELAY DRIVE, FOR CONNECTING ONLY SAID MOTIVE MEANS AND SAID ELECTROMAGNETIC RELAY DRIVE TO RECEIVE ENERGY FROM SAID SOURCE WHEN SIAD MOTIVE MEANS IS LOADED, FOR CONNECTING ONLY SAID THERMO RELAY DRIVE TO RECEIVE ENERGY FROM SAID SOURCE WHEN SAID MOTIVE MEANS BECOMES NOT LOADED, AND FOR ISOLTING SAID ENERGY SOURCE FOR A DELAY INTERVAL AFTER SAID THERMO RELAY DRIVE HAS RECEIVED ENERGY FROM SAID SOURCE FOR A PREDETERMINED PERIOD OF DELAY AFTER WHICH SAID MOTIVE MEANS AND SAID ELECTROMAGNETIC RELAY DRIVE ARE CONNECTED TO RECEIVE ENERGY FROM SAID SOURCE.
Claim 2
Dependent Claim
186 words
AN ELECTRICAL SYSTEM ADAPTED TO BE CONNECTED TO A SOURCE OF ELECTRICAL ENERGY, FOR USE IN CONJUNCTION WITH ELECTRICAL MOTIVE MEANS WHICH IS SUBJECT TO ENCOUNTER LOADED AND NO-LOAD CONDITIONS, SAID SYSTEM FOR TEMPORARILY DISCONNECTING SAID ELECTRICAL MOTIVE MEANS FROM SAID SOURCE OF ELECTRICAL ENERGY, UPON OCCURRENCE OF SAID NO-LOAD CONDITION, COMPRISING: AN ELECTROMAGNETIC RELAY DRIVE, CONNECTED TO BE ENERGIZED UNDER CONTROL OF ELECTRICAL ENERGY PASSING FROM SAID SOURCE TO SAID MOTIVE MEANS; A THERMO RELAY DRIVE OPERATIVE AFTER A PREDETERMINED PERIOD OF DELAY; AND SWITCHING MEANS CONTROLLED BY SAID ELECTROMAGNETIC RELAY DRIVE AND SAID THERMO RELAY DRIVE, FOR CONNECTING ONLY SAID MOTIVE MEANS AND SAID ELECTROMAGNETIC RELAY DRIVE TO RECEIVE ENERGY FROM SAID SOURCE WHEN SIAD MOTIVE MEANS IS LOADED, FOR CONNECTING ONLY SAID THERMO RELAY DRIVE TO RECEIVE ENERGY FROM SAID SOURCE WHEN SAID MOTIVE MEANS BECOMES NOT LOADED, AND FOR ISOLTING SAID ENERGY SOURCE FOR A DELAY INTERVAL AFTER SAID THERMO RELAY DRIVE HAS RECEIVED ENERGY FROM SAID SOURCE FOR A PREDETERMINED PERIOD OF DELAY AFTER WHICH SAID MOTIVE MEANS AND SAID ELECTROMAGNETIC RELAY DRIVE ARE CONNECTED TO RECEIVE ENERGY FROM SAID SOURCE.
References Cited (Backward Citations)
US2687693A
Cited
US2774929A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-07-12 | 1969-01-11 | 1969-07-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-12 | 1973-01-11 | 1973-07-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-12 | 1977-01-11 | 1977-07-13 | $7700.00 | Window Closed / Lapsed |