Patent US3099781A successfully refreshed from Google Patents.
US3099781A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Digital control for machine positioning
Assignee: Westinghouse Electric Corp
•
Filing: 1961-11-15
•
Granted: 1963-07-30
•
Expires: 1981-11-15
Abstract
No abstract record available.
Inventors
- 👤 Louis W Herchenroeder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:57
CPC Classifications
G; G05; G05B; G05B19/00; G05B19/02; G05B19/18; G05B19/19; G05B19/21; G05B19/25; G05B19/251; G05B2219/00; G05B2219/30; G05B2219/43; G05B2219/43182; Y; Y10; Y10T; Y10T409/00; Y10T409/30; Y10T409/30084; Y10T409/300896
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
144 words
APPARATUS FOR POSITIONING A MACHINE MEMBER IN ACCORDANCE WITH AT LEAST ONE OF A DESIRED RATE INPUT SINAL AND A DESIRED INPUT SIGNAL AND COMPRISING IN COMBINATION, FIRST AND SECOND SIGNAL PRODUCING MEANS OPERATIVE WITH SAID MACHINE MEMBER FOR PRODUCING A FIRST ACTUAL POSITIONING SIGNAL AND A SECOND ACTUAL POSITIONING SIGNAL IN ACCORDANCE WITH THE ACTUAL POSITIONING OF SAID MACHINE MEMBER, A SIGNAL DEFFERENCE DEVICE OPERABLE WITH SAID FIRST ACTUAL POSITIONING SIGNAL AND ONE OF SAID INPUT SIGNALS FOR PROVIDING A POSITIONING DIFFERENCE SIGNAL, A SIGNAL STORAGE DEVICE RESPONSIVE TO SAID POSITIONING DIFFERENCE SIGNAL AND AT LEAST ONE OF SAID FIRST AND SECOND ACTUAL POSITIONING SIGNALS FOR PROVIDING A POSITIONING ERROR SIGNAL, AND MACHINE MEMBER DRIVING MEANS RESPONSIVE TO ONE OF SAID INPUT SIGNALS AND SAID POSITIONING ERROR SIGNAL FOR DRIVING SAID MACHINE MEMBER IN ACCORDANCE WITH AT LEAST ONE OF SAID INPUT SIGNALS.
Claim 2
Dependent Claim
144 words
APPARATUS FOR POSITIONING A MACHINE MEMBER IN ACCORDANCE WITH AT LEAST ONE OF A DESIRED RATE INPUT SINAL AND A DESIRED INPUT SIGNAL AND COMPRISING IN COMBINATION, FIRST AND SECOND SIGNAL PRODUCING MEANS OPERATIVE WITH SAID MACHINE MEMBER FOR PRODUCING A FIRST ACTUAL POSITIONING SIGNAL AND A SECOND ACTUAL POSITIONING SIGNAL IN ACCORDANCE WITH THE ACTUAL POSITIONING OF SAID MACHINE MEMBER, A SIGNAL DEFFERENCE DEVICE OPERABLE WITH SAID FIRST ACTUAL POSITIONING SIGNAL AND ONE OF SAID INPUT SIGNALS FOR PROVIDING A POSITIONING DIFFERENCE SIGNAL, A SIGNAL STORAGE DEVICE RESPONSIVE TO SAID POSITIONING DIFFERENCE SIGNAL AND AT LEAST ONE OF SAID FIRST AND SECOND ACTUAL POSITIONING SIGNALS FOR PROVIDING A POSITIONING ERROR SIGNAL, AND MACHINE MEMBER DRIVING MEANS RESPONSIVE TO ONE OF SAID INPUT SIGNALS AND SAID POSITIONING ERROR SIGNAL FOR DRIVING SAID MACHINE MEMBER IN ACCORDANCE WITH AT LEAST ONE OF SAID INPUT SIGNALS.
References Cited (Backward Citations)
US2922940A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-07-29 | 1967-01-28 | 1967-07-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-29 | 1971-01-28 | 1971-07-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-29 | 1975-01-28 | 1975-07-30 | $7700.00 | Window Closed / Lapsed |