US3256473A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Indexing control system
Assignee: Dayton Electronic Products Co
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Filing: 1963-05-29
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Granted: 1966-06-14
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Expires: 1983-05-29
Abstract
No abstract record available.
Inventors
- 👤 Nicholas T Simopoulos
- 👤 William W Shock
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 22:59
CPC Classifications
G; G05; G05D; G05D3/00; G05D3/12; G05D3/125; G05D3/127
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
206 words
A TURRET INDEXING CONTROL SYSTEM FOR THE CONTROL OF A REVERSIBLE TURRET DRIVE MOTOR FOR POSITIONING A TURRET INTO ANY ONE OF A PLURALITY OF SELECTABLE POSITIONS BY ROTATION IN THE DIRECTION NEAREST THE SELECTED POSITION, COMPRISING SWITH MEANS CONNECTED FOR SYNCHRONOUS ROTATION WITH SAID TURRET AND HAVING TWO SERIES OF SELECTABLE CONTACTS CORRESPONDING TO SAID TURRET POSITIONS AND A SHORTING WIPER FOR EACH OF SAID CONTACT SERIES WITH EACH WIPER COVERING A MUTUALLY EXCLUSIVE SECTOR OF SAID CONTACTS AND PROVIDING A DEAD SPACE THEREBETWEEN CORRESPONDING TO THE ACTUAL POSITION OF SAID TURRET, SAID TURRET DRIVE MOTOR HAVING A PAIR OF SELECTABLE INPUTS EACH EFFECTIVE TO CAUSE SAID TURRET TO TURN IN A DIFFERENT ROTATIONAL DIRECTION AND EACH INPUT CONNECTED TO ONE OF SAID SWITCH WIPERS, MEANS FOR SELECTIVELY ENERGIZING ANY ONE OF SAID SELECTABLE SWITCH CONTACTS FOR ENERGIZING ONE OF SAID MOTOR INPUTS THROUGH ONE OF SAID SHORTING WIPERS IN THE SECTOR INCLUDING THE SELECTED CONTACT CORRESPONDING TO THE SELECTED TURRET POSITION, CONTROLLABLE BRAKE MEANS ASSOCIATED WITH SAID TURRET AND OPERABLE TO STOP SAID TURRET IN SAID PRESELECTED POSITIONS, AND FURTHER SWITCH MEANS HAVING A WIPER DRIVEN IN SYNCHRONISM WITH SAID SHORTING WIPERS FOR CONTROLLING OPERATION OF SAID BRAKE MEANS FOLLOWING DEENERGIZATION OF SAID MOTOR.
Claim 2
Dependent Claim
206 words
A TURRET INDEXING CONTROL SYSTEM FOR THE CONTROL OF A REVERSIBLE TURRET DRIVE MOTOR FOR POSITIONING A TURRET INTO ANY ONE OF A PLURALITY OF SELECTABLE POSITIONS BY ROTATION IN THE DIRECTION NEAREST THE SELECTED POSITION, COMPRISING SWITH MEANS CONNECTED FOR SYNCHRONOUS ROTATION WITH SAID TURRET AND HAVING TWO SERIES OF SELECTABLE CONTACTS CORRESPONDING TO SAID TURRET POSITIONS AND A SHORTING WIPER FOR EACH OF SAID CONTACT SERIES WITH EACH WIPER COVERING A MUTUALLY EXCLUSIVE SECTOR OF SAID CONTACTS AND PROVIDING A DEAD SPACE THEREBETWEEN CORRESPONDING TO THE ACTUAL POSITION OF SAID TURRET, SAID TURRET DRIVE MOTOR HAVING A PAIR OF SELECTABLE INPUTS EACH EFFECTIVE TO CAUSE SAID TURRET TO TURN IN A DIFFERENT ROTATIONAL DIRECTION AND EACH INPUT CONNECTED TO ONE OF SAID SWITCH WIPERS, MEANS FOR SELECTIVELY ENERGIZING ANY ONE OF SAID SELECTABLE SWITCH CONTACTS FOR ENERGIZING ONE OF SAID MOTOR INPUTS THROUGH ONE OF SAID SHORTING WIPERS IN THE SECTOR INCLUDING THE SELECTED CONTACT CORRESPONDING TO THE SELECTED TURRET POSITION, CONTROLLABLE BRAKE MEANS ASSOCIATED WITH SAID TURRET AND OPERABLE TO STOP SAID TURRET IN SAID PRESELECTED POSITIONS, AND FURTHER SWITCH MEANS HAVING A WIPER DRIVEN IN SYNCHRONISM WITH SAID SHORTING WIPERS FOR CONTROLLING OPERATION OF SAID BRAKE MEANS FOLLOWING DEENERGIZATION OF SAID MOTOR.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-06-13 | 1969-12-13 | 1970-06-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-13 | 1973-12-13 | 1974-06-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-13 | 1977-12-13 | 1978-06-14 | $7700.00 | Window Closed / Lapsed |