Patent US5088081A successfully refreshed from Google Patents.
Patent US3262105A successfully refreshed from Google Patents.
US3262105A
Expired / Lapsed
US
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Condition responsive electrical system
Assignee: Raytheon Co
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Filing: 1961-01-03
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Granted: 1966-07-19
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Expires: 1981-01-03
Abstract
No abstract record available.
Inventors
- 👤 Raymond C Bell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:34
CPC Classifications
H; H03; H03M; H03M1/00; G; G05; G05B; G05B19/00; G05B19/02; G05B19/18; G05B19/19; G05B19/21; G05B19/23; G05B19/231; G05B2219/00; G05B2219/30; G05B2219/37; G05B2219/37175; G05B2219/37183; H03M1/12; H03M1/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
165 words
AN INCREMENTAL POSITION MEASURING SYSTEM, COMPRISING: DRIVE MEANS; A SCREW COUPLED TO AND ROTATED BY SAID DRIVE MEANS; A MEMBER IN THREADED ENGAGEMENT WITH SAID SCREW FOR MOVEMENT AXIALLY OF SAID SCREW WHEN SAID SCREW IS ROTATED; INCREMENTAL DISPLACEMENT DETECTOR MEANS INCLUDING A ROTARY TRANSDUCER COUPLED TO AND ROTATED BY SAID SCREW, FOR PRODUCING DISCRETE ELECTRICAL SIGNALS WITH EACH PREDETERMINED ANGULAR INCREMENT OF DISPLACEMENT OF SAID SCREW AND FOR PRODUCING A SEPARATE ELECTRICAL SIGNAL ONCE EACH REVOLUTION OF SAID SCREW; SWITCH MEANS DISPOSED IN THE PATH OF MOVEMENT OF SAID MEMBER AND OPERATED THEREBY TO PRODUCE A SWITCH SIGNAL WHEN SAID MEMBER IS IN A PREDETERMINED POSITION; CIRCUIT MEANS COUPLED TO SAID SWITCH MEANS AND TO SAID INCREMENTAL DISPLACEMENT DETECTOR MEANS AND RESPONSIVE TO SAID SWITCH SIGNAL AND SAID SEPARATE ELECTRICAL SIGNAL FOR PRODUCING A CONTROL SIGNAL; AND COUNTER MEANS COUPLED TO SAID CIRCUIT MEANS AND TO SAID INCREMENTAL DISPLACEMENT DETECTOR MEANS TO COUNT SAID DISCRETE ELECTRICAL SIGNALS UNDER THE CONTROL OF SAID CONTROL SIGNAL.
Claim 2
Dependent Claim
165 words
AN INCREMENTAL POSITION MEASURING SYSTEM, COMPRISING: DRIVE MEANS; A SCREW COUPLED TO AND ROTATED BY SAID DRIVE MEANS; A MEMBER IN THREADED ENGAGEMENT WITH SAID SCREW FOR MOVEMENT AXIALLY OF SAID SCREW WHEN SAID SCREW IS ROTATED; INCREMENTAL DISPLACEMENT DETECTOR MEANS INCLUDING A ROTARY TRANSDUCER COUPLED TO AND ROTATED BY SAID SCREW, FOR PRODUCING DISCRETE ELECTRICAL SIGNALS WITH EACH PREDETERMINED ANGULAR INCREMENT OF DISPLACEMENT OF SAID SCREW AND FOR PRODUCING A SEPARATE ELECTRICAL SIGNAL ONCE EACH REVOLUTION OF SAID SCREW; SWITCH MEANS DISPOSED IN THE PATH OF MOVEMENT OF SAID MEMBER AND OPERATED THEREBY TO PRODUCE A SWITCH SIGNAL WHEN SAID MEMBER IS IN A PREDETERMINED POSITION; CIRCUIT MEANS COUPLED TO SAID SWITCH MEANS AND TO SAID INCREMENTAL DISPLACEMENT DETECTOR MEANS AND RESPONSIVE TO SAID SWITCH SIGNAL AND SAID SEPARATE ELECTRICAL SIGNAL FOR PRODUCING A CONTROL SIGNAL; AND COUNTER MEANS COUPLED TO SAID CIRCUIT MEANS AND TO SAID INCREMENTAL DISPLACEMENT DETECTOR MEANS TO COUNT SAID DISCRETE ELECTRICAL SIGNALS UNDER THE CONTROL OF SAID CONTROL SIGNAL.
References Cited (Backward Citations)
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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) | 1969-07-18 | 1970-01-17 | 1970-07-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-18 | 1974-01-17 | 1974-07-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-18 | 1978-01-17 | 1978-07-19 | $7700.00 | Window Closed / Lapsed |