Patent US3073997A successfully refreshed from Google Patents.
US3073997A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multi-unit sheet-fed printing machine
Assignee: OMCSA Officine Meccaniche Cigardi SpA
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Filing: 1959-08-12
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Granted: 1963-01-15
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Expires: 1979-08-12
Abstract
No abstract record available.
Inventors
- 👤 Tagliasacchi Ercole
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 03:06
CPC Classifications
B; B41; B41F; B41F21/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
183 words
A CIRCUIT ARRANGEMENT FOR THE SYNCHRONIZATION AND SPEED CONTROL OF ROTATING MEMBERS, COMPRISING, IN COMBINATION, FIRST AND SECOND ROTATING MEMBERS; A FIRST DRIVING MOTOR COUPLED TO AND DRIVING SAID FIRST ROTATING MEMBER; A SECOND DRIVING MOTOR COUPLED TO AND DRIVING SAID SECOND ROTATING MEMBER; MEANS FOR PROVIDING A FIRST CONTROL VOLTAGE HAVING A MAGNITUDE PROPORTIONAL TO THE ANGULAR VELOCITY OF SAID FIRST DRIVING MOTOR; MEANS FOR PROVIDING A SECOND CONTROL VOLTAGE HAVING A MAGNITUDE PROPORTIONAL TO THE ANGULAR VELOCITY OF SAID SECOND DRIVING MOTOR; MEANS FOR PROVIDING A REFERENCE VOLTAGE OF SELECTED MAGNITUDE; MEANS FOR CONTROLLING THE ANGULAR VELOCITY OF SAID FIRST DRIVING MOTOR IN ACCORDANCE WITH A DIFFERENCE IN MAGNITUDE BETWEEN SAID FIRST CONTROL VOLTAGE AND SAID REFERENCE VOLTAGE THEREBY CONTROLLING THE ANGULAR VELOCITY OF SAID FIRST ROTATING MEMBER; MEANS FOR CONTROLLING THE ANGULAR VELOCITY OF SAID SECOND DRIVING MOTOR IN ACCORDANCE WITH A DIFFERENCE IN MAGNITUDE BETWEEN SAID SECOND CONTROL VOLTAGE AND SAID REFERENCE VOLTAGE THEREBY CONTROLLING THE ANGULAR VELOCITY OF SAID SECOND ROTATING MEMBER; MEANS FOR CONTROLLING THE ANGULAR VELOCITY OF ONE OF SAID FIRST AND SECOND DRIVING MOTORS IN
Claim 2
Dependent Claim
183 words
A CIRCUIT ARRANGEMENT FOR THE SYNCHRONIZATION AND SPEED CONTROL OF ROTATING MEMBERS, COMPRISING, IN COMBINATION, FIRST AND SECOND ROTATING MEMBERS; A FIRST DRIVING MOTOR COUPLED TO AND DRIVING SAID FIRST ROTATING MEMBER; A SECOND DRIVING MOTOR COUPLED TO AND DRIVING SAID SECOND ROTATING MEMBER; MEANS FOR PROVIDING A FIRST CONTROL VOLTAGE HAVING A MAGNITUDE PROPORTIONAL TO THE ANGULAR VELOCITY OF SAID FIRST DRIVING MOTOR; MEANS FOR PROVIDING A SECOND CONTROL VOLTAGE HAVING A MAGNITUDE PROPORTIONAL TO THE ANGULAR VELOCITY OF SAID SECOND DRIVING MOTOR; MEANS FOR PROVIDING A REFERENCE VOLTAGE OF SELECTED MAGNITUDE; MEANS FOR CONTROLLING THE ANGULAR VELOCITY OF SAID FIRST DRIVING MOTOR IN ACCORDANCE WITH A DIFFERENCE IN MAGNITUDE BETWEEN SAID FIRST CONTROL VOLTAGE AND SAID REFERENCE VOLTAGE THEREBY CONTROLLING THE ANGULAR VELOCITY OF SAID FIRST ROTATING MEMBER; MEANS FOR CONTROLLING THE ANGULAR VELOCITY OF SAID SECOND DRIVING MOTOR IN ACCORDANCE WITH A DIFFERENCE IN MAGNITUDE BETWEEN SAID SECOND CONTROL VOLTAGE AND SAID REFERENCE VOLTAGE THEREBY CONTROLLING THE ANGULAR VELOCITY OF SAID SECOND ROTATING MEMBER; MEANS FOR CONTROLLING THE ANGULAR VELOCITY OF ONE OF SAID FIRST AND SECOND DRIVING MOTORS IN
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) | 1966-01-14 | 1966-07-16 | 1967-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-14 | 1970-07-16 | 1971-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-14 | 1974-07-16 | 1975-01-15 | $7700.00 | Window Closed / Lapsed |