Patent US4429239A successfully refreshed from Google Patents.
US3319087A
Expired / Lapsed
US
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Control system for automatic machine
Assignee: INDUSTRIONICS CONTROLS Inc
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Filing: 1964-04-22
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Granted: 1967-05-09
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Expires: 1984-04-22
Abstract
No abstract record available.
Inventors
- 👤 Wintriss George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 12:26
CPC Classifications
G; G07; G07C; G07C3/00; G08; G08B; G08B25/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
146 words
A CONTROL SYSTEM FOR A CYCLIC OPERATING MACHINE INCLUDING (A) A CONTROL RELAY OPERABLE TO STOP THE MACHINE, (B) A FIRST AND A SECOND CIRCUIT FOR MAINTAINING THE CONTROL RELAY IN OPERATIVE POSITION THAT CAUSES CONTINUED OPERATION OF THE MACHINE, (C) EACH OF SAID CIRCUITS INCLUDING A SWITCH MOVABLE INTO A CONTROL POSITION THAT KEEPS THE CONTROL RELAY IN OPERATIVE POSITION, (D) ACTUATING MEANS THAT MOVE THE SWITCH IN THE FIRST CIRCUIT INTO ITS CONTROL POSITION FOR A CONTROL PULSE PERIOD CONSTITUTING A GIVEN PORTION OF EACH CYCLE, AND THAT MOVES THE SWITCH IN THE SECOND CIRCUIT OUT OF ITS CONTROL POSITION EARLY IN SAID CONTROL PULSE PERIOD, (E) AND MEANS RESPONSIVE TO A NORMAL MOVEMENT OF A WORK PIECE DURING THE CONTROL PULSE PERIOD FOR CAUSING THE SWITCH IN THE SECOND CIRCUIT TO RETURN TO ITS CONTROL POSITION BEFORE THE END OF THE CONTROL PERIOD.
Claim 2
Dependent Claim
146 words
A CONTROL SYSTEM FOR A CYCLIC OPERATING MACHINE INCLUDING (A) A CONTROL RELAY OPERABLE TO STOP THE MACHINE, (B) A FIRST AND A SECOND CIRCUIT FOR MAINTAINING THE CONTROL RELAY IN OPERATIVE POSITION THAT CAUSES CONTINUED OPERATION OF THE MACHINE, (C) EACH OF SAID CIRCUITS INCLUDING A SWITCH MOVABLE INTO A CONTROL POSITION THAT KEEPS THE CONTROL RELAY IN OPERATIVE POSITION, (D) ACTUATING MEANS THAT MOVE THE SWITCH IN THE FIRST CIRCUIT INTO ITS CONTROL POSITION FOR A CONTROL PULSE PERIOD CONSTITUTING A GIVEN PORTION OF EACH CYCLE, AND THAT MOVES THE SWITCH IN THE SECOND CIRCUIT OUT OF ITS CONTROL POSITION EARLY IN SAID CONTROL PULSE PERIOD, (E) AND MEANS RESPONSIVE TO A NORMAL MOVEMENT OF A WORK PIECE DURING THE CONTROL PULSE PERIOD FOR CAUSING THE SWITCH IN THE SECOND CIRCUIT TO RETURN TO ITS CONTROL POSITION BEFORE THE END OF THE CONTROL PERIOD.
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) | 1970-05-08 | 1970-11-07 | 1971-05-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-08 | 1974-11-07 | 1975-05-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-08 | 1978-11-07 | 1979-05-09 | $7700.00 | Window Closed / Lapsed |