Patent US3074632A successfully refreshed from Google Patents.
US3074632A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electronic control system for sewing machines and the like
Assignee: GM Pfaff AG
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Filing: 1959-09-11
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Granted: 1963-01-22
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Expires: 1979-09-11
Abstract
No abstract record available.
Inventors
- 👤 Braun Oskar
- 👤 Winz Karl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:26
CPC Classifications
G; G05; G05B; G05B19/00; G05B19/02; G05B19/04; G05B19/08; D; D05; D05B; D05B23/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
121 words
AN AUTOMATIC CONTROL SYSTEM FOR MACHINES HAVING A PLURALITY OF DEVICES TO BE OPERATED DURING A PREDETERMINED OPERATING CYCLE OF SAID MACHINE, SAID SYSTEM COMPRISING AN ELECTRIC PULSE GENERATOR CONTROLLED BY SAID MACHINE AND ADAPTED TO PRODUCE A SERIES OF ELECTRIC COUNTING PULSES, EACH PULSE REPRESENTING A PREDETERMINED ELEMENTAL MOVEMENT OF SAID MACHINE, AN ELECTRONIC PULSE COUNTER CONNECTED TO SAID GENERATOR AND HAVING A PLURALITY OF DECADE COUNTING STAGES ADAPTED TO PRODUCE GROUPS OF SIMULATANEOUS "UNITS," "TENS," "HUNDREDS" ETC. SIGNAL PULSES REPRESENTING SUCCESSIVE COUNTING NUMBERS, A PLURALITY OF TRIGGER CIRCUITS EACH ARRANGED TO CONTROL ONE OF SAID DEVICES AND HAVING "SET" AND "UNSET" INPUT CIRCUITS FOR CONNECTING AND DISCONNECTING SAID DEVICES, COINCIDENCE NETWORKS EACH HAVING AN OUTPUT CIRCUIT CONNECTED TO ONE
Claim 2
Dependent Claim
121 words
AN AUTOMATIC CONTROL SYSTEM FOR MACHINES HAVING A PLURALITY OF DEVICES TO BE OPERATED DURING A PREDETERMINED OPERATING CYCLE OF SAID MACHINE, SAID SYSTEM COMPRISING AN ELECTRIC PULSE GENERATOR CONTROLLED BY SAID MACHINE AND ADAPTED TO PRODUCE A SERIES OF ELECTRIC COUNTING PULSES, EACH PULSE REPRESENTING A PREDETERMINED ELEMENTAL MOVEMENT OF SAID MACHINE, AN ELECTRONIC PULSE COUNTER CONNECTED TO SAID GENERATOR AND HAVING A PLURALITY OF DECADE COUNTING STAGES ADAPTED TO PRODUCE GROUPS OF SIMULATANEOUS "UNITS," "TENS," "HUNDREDS" ETC. SIGNAL PULSES REPRESENTING SUCCESSIVE COUNTING NUMBERS, A PLURALITY OF TRIGGER CIRCUITS EACH ARRANGED TO CONTROL ONE OF SAID DEVICES AND HAVING "SET" AND "UNSET" INPUT CIRCUITS FOR CONNECTING AND DISCONNECTING SAID DEVICES, COINCIDENCE NETWORKS EACH HAVING AN OUTPUT CIRCUIT CONNECTED TO ONE
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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) | 1966-01-21 | 1966-07-23 | 1967-01-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-21 | 1970-07-23 | 1971-01-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-21 | 1974-07-23 | 1975-01-22 | $7700.00 | Window Closed / Lapsed |