US3170140A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control apparatus
Assignee: Individual
•
Filing: 1961-09-14
•
Granted: 1965-02-16
•
Expires: 1981-09-14
Abstract
No abstract record available.
Inventors
- 👤 Brucker-Steinkuhl Kurt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 07:17
CPC Classifications
G; G07; G07C; G07C3/00; G07C3/14; B; B21; B21B; B21B38/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
133 words
IN A PRODUCTION CONTROL SYSTEM, A CONTROL CIRCUIT TO BE INTERPOSED BETWEEN A MEASURING DEVICE AND A SERVO MECHANISM, SAID CONTROL CIRCUIT COMPRISING: A FIRST PLURALITY OF UNIPOLAR ERROR SIGNAL PRODUCING CIRCUIT NETWORKS, INCLUDING MEANS ESTABLISHING STANDARD SIGNALS FOR SAID NETWORKS; A SECOND PLURALITY OF UNIPOLAR ERROR SIGNAL PRODUCING CIRCUIT NETWORKS INCLUDING MEANS ESTABLISHING A STANDARD SIGNAL FOR SAID NETWORK, SAID FIRST AND SECOND PLURALITY OF NETWORKS PRODUCING ERROR SIGNALS OF OPPOSITE POLARITY; FIRST TERMINAL MEANS FOR CYCLICALLY AND SEQUENTIALLY A MEASURING DEVICE; MEANS FOR CYCLICALLY AND SEQUENTIALLY CONNECTING EACH OF SAID FIRST NETWORKS AND EACH OF SAID SECOND NETWORKS TO SAID TERMINAL MEANS; AND TWO COINCIDENCE CIRCUITS RESPECTIVELY ASSOCIATED WITH AND CONNECTED TO SAID FIRST AND SECOND PLURALITY OF NETWORKS AND EACH RESPONDING TO A COMMON RESPONSE OF ALL ITS ASSOCIATED NETWORKS.
Claim 2
Dependent Claim
133 words
IN A PRODUCTION CONTROL SYSTEM, A CONTROL CIRCUIT TO BE INTERPOSED BETWEEN A MEASURING DEVICE AND A SERVO MECHANISM, SAID CONTROL CIRCUIT COMPRISING: A FIRST PLURALITY OF UNIPOLAR ERROR SIGNAL PRODUCING CIRCUIT NETWORKS, INCLUDING MEANS ESTABLISHING STANDARD SIGNALS FOR SAID NETWORKS; A SECOND PLURALITY OF UNIPOLAR ERROR SIGNAL PRODUCING CIRCUIT NETWORKS INCLUDING MEANS ESTABLISHING A STANDARD SIGNAL FOR SAID NETWORK, SAID FIRST AND SECOND PLURALITY OF NETWORKS PRODUCING ERROR SIGNALS OF OPPOSITE POLARITY; FIRST TERMINAL MEANS FOR CYCLICALLY AND SEQUENTIALLY A MEASURING DEVICE; MEANS FOR CYCLICALLY AND SEQUENTIALLY CONNECTING EACH OF SAID FIRST NETWORKS AND EACH OF SAID SECOND NETWORKS TO SAID TERMINAL MEANS; AND TWO COINCIDENCE CIRCUITS RESPECTIVELY ASSOCIATED WITH AND CONNECTED TO SAID FIRST AND SECOND PLURALITY OF NETWORKS AND EACH RESPONDING TO A COMMON RESPONSE OF ALL ITS ASSOCIATED NETWORKS.
References Cited (Backward Citations)
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Cited
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US2837732A
Cited
US3023399A
Cited
US2942161A
Cited
US2932089A
Cited
US3015974A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-02-16 | 1968-08-17 | 1969-02-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-02-16 | 1972-08-17 | 1973-02-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-02-16 | 1976-08-17 | 1977-02-16 | $7700.00 | Window Closed / Lapsed |