Patent US3246218A successfully refreshed from Google Patents.
US3246218A
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Plural motor dual speed positioning system transition control
Assignee: Bendix Corp
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Filing: 1962-10-10
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Granted: 1966-04-12
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Expires: 1982-10-10
Abstract
No abstract record available.
Inventors
- 👤 Centner Ronald
- 👤 Oak Royal
- 👤 William J Sanders
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:58
CPC Classifications
G; G05; G05B; G05B19/00; G05B19/02; G05B19/18; G05B19/416; G05B2219/00; G05B2219/30; G05B2219/41; G05B2219/41264; G05B2219/42; G05B2219/42073; G05B2219/43; G05B2219/43195
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
161 words
A POINT-TO-POINT POSITIONING SYSTEM FOR AN OUTPUT MEMBER INCLUDING: A DRIVE SYSTEM FOR THE OUTPUT MEMBER HAVING A HIGH SPEED AND A LOW SPEED; A FEEDBACK TRANSDUCER MECHANICALLY COUPLED TO THE OUTPUT MEMBER AND OPERATIVE TO PROVIDE A FEEDBACK SIGNAL FROM WHICH THE POSITION OF THE OUTPUT DEVICE MAY BE DETERMINED; AND A CONTROL SYSTEM OPERATIVE TO SIGNAL THE DRIVE SYSTEM TO MOVE AT A HIGH SPEED WHEN THE OUTPUT MEMBER IS ABOVE A PREDETERMINED DISTANCE AWAY FROM ITS DESIRED POSITION AND A LOW SPEED WHEN THE OUTPUT MEMBER IS WITHIN SAID PREDETERMINED DISTANCE OF ITS OUTPUT POSITION, SAID CONTROL SYSTEM INCLUDING MEANS FOR SENSING THE SIGNAL FROM THE FEEDBACK TRANSDUCER TO DETERMINE THE RATE OF MOTION OF THE OUTPUT MEMBER AND MEANS FOR REVERSING THE NORMAL DIRECTION OF ENERGIZATION OF THE DRIVE SYSTEM WHEN THE CONTROL SYSTEM IS COMMANDING THE DRIVE SYSTEM TO MOVE AT ITS SLOW SPEED AND THE SPEED OF THE OUTPUT MEMBER IS ABOVE A PREDETERMINED RATE.
Claim 2
Dependent Claim
161 words
A POINT-TO-POINT POSITIONING SYSTEM FOR AN OUTPUT MEMBER INCLUDING: A DRIVE SYSTEM FOR THE OUTPUT MEMBER HAVING A HIGH SPEED AND A LOW SPEED; A FEEDBACK TRANSDUCER MECHANICALLY COUPLED TO THE OUTPUT MEMBER AND OPERATIVE TO PROVIDE A FEEDBACK SIGNAL FROM WHICH THE POSITION OF THE OUTPUT DEVICE MAY BE DETERMINED; AND A CONTROL SYSTEM OPERATIVE TO SIGNAL THE DRIVE SYSTEM TO MOVE AT A HIGH SPEED WHEN THE OUTPUT MEMBER IS ABOVE A PREDETERMINED DISTANCE AWAY FROM ITS DESIRED POSITION AND A LOW SPEED WHEN THE OUTPUT MEMBER IS WITHIN SAID PREDETERMINED DISTANCE OF ITS OUTPUT POSITION, SAID CONTROL SYSTEM INCLUDING MEANS FOR SENSING THE SIGNAL FROM THE FEEDBACK TRANSDUCER TO DETERMINE THE RATE OF MOTION OF THE OUTPUT MEMBER AND MEANS FOR REVERSING THE NORMAL DIRECTION OF ENERGIZATION OF THE DRIVE SYSTEM WHEN THE CONTROL SYSTEM IS COMMANDING THE DRIVE SYSTEM TO MOVE AT ITS SLOW SPEED AND THE SPEED OF THE OUTPUT MEMBER IS ABOVE A PREDETERMINED RATE.
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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) | 1969-04-11 | 1969-10-11 | 1970-04-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-11 | 1973-10-11 | 1974-04-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-11 | 1977-10-11 | 1978-04-12 | $7700.00 | Window Closed / Lapsed |