Patent US3307041A successfully refreshed from Google Patents.
US3307041A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photoelectric device for cyclically generating control signals in which the cycle may be shifted
Assignee: Bayer Corp
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Filing: 1964-01-07
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Granted: 1967-02-28
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Expires: 1984-01-07
Abstract
No abstract record available.
Inventors
- 👤 Nelson G Kling
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 11:24
CPC Classifications
G; G01; G01N; G01N35/00; G01N35/08; G05; G05B; G05B19/00; G05B19/02; G05B19/04; G05B19/12; G05B19/124; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20207; Y10T74/20238
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
93 words
AN AUTOMATIC CONTROL DEVICE COMPRISING: CONTROL MEANS; DETECTOR MEANS FOR PROVIDING SIGNALS RESPONSIVE TO THE RELATIONSHIP BETWEEN SAID CONTROL MEANS AND SAID DETECTOR MEANS; MOTIVE MEANS INCLUDING SLIP CLUTCH MEANS COUPLED BETWEEN SAID CONTROL MEANS AND SAID DETECTOR MEANS FOR PROVIDING UNIFORM RELATIVE MOVEMENT THEREBETWEEN; AND RESET MEANS ADAPTED TO BE COUPLED BETWEEN SAID CONTROL MEANS AND SAID DETECTOR MEANS FOR DRIVING SAID CONTROL MEANS AND SAID DETECTOR MEANS TO A PREDETERMINED RELATIONSHIP, DECOUPLING SAID MOTIVE MEANS BY CAUSING SAID SLIP CLUTCH MEANS TO SLIP, AND THEN PERMITTING SAID SLIP CLUTCH TO RE-ENGAGE.
Claim 2
Dependent Claim
93 words
AN AUTOMATIC CONTROL DEVICE COMPRISING: CONTROL MEANS; DETECTOR MEANS FOR PROVIDING SIGNALS RESPONSIVE TO THE RELATIONSHIP BETWEEN SAID CONTROL MEANS AND SAID DETECTOR MEANS; MOTIVE MEANS INCLUDING SLIP CLUTCH MEANS COUPLED BETWEEN SAID CONTROL MEANS AND SAID DETECTOR MEANS FOR PROVIDING UNIFORM RELATIVE MOVEMENT THEREBETWEEN; AND RESET MEANS ADAPTED TO BE COUPLED BETWEEN SAID CONTROL MEANS AND SAID DETECTOR MEANS FOR DRIVING SAID CONTROL MEANS AND SAID DETECTOR MEANS TO A PREDETERMINED RELATIONSHIP, DECOUPLING SAID MOTIVE MEANS BY CAUSING SAID SLIP CLUTCH MEANS TO SLIP, AND THEN PERMITTING SAID SLIP CLUTCH TO RE-ENGAGE.
References Cited (Backward Citations)
US502104A
Cited
US2055031A
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US2268133A
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US3070673A
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US2947186A
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US3109101A
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US3198966A
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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) | 1970-02-27 | 1970-08-29 | 1971-02-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-27 | 1974-08-29 | 1975-02-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-27 | 1978-08-29 | 1979-02-28 | $7700.00 | Window Closed / Lapsed |