Patent US3138235A successfully refreshed from Google Patents.
US3138235A
Expired / Lapsed
US
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Conveyor control mechanism
Assignee: Individual
•
Filing: 1961-03-21
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Granted: 1964-06-23
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Expires: 1981-03-21
Abstract
No abstract record available.
Inventors
- 👤 Floyd E Collette
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 22:26
CPC Classifications
B; B65; B65G; B65G47/00; B65G2811/00; B65G2811/06; B65G2811/0673; B65G2811/0678; B65G2811/0684
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
117 words
A CONVEYOR CONTROL MECHANISM FOR USE WITH A POWERED CONVEYOR HAVING A SERIES OF ARTICLE HOLDING SECTIONS, ANY ONE OF WHICH IS SUBJECT TO CALL TO A FIXED STATION, SAID CONTROL MECHANISM COMPRISING, A SENSING ELEMENT ACTUATED BY THE PASSAGE OF EACH SECTION OF A CONVEYOR, A DRIVING ELEMENT, MEANS FOR ADVANCING SAID DRIVING ELEMENT BY A PREDETERMINED INCREMENT EACH TIME SAID SENSING ELEMENT IS ACTUATED, INDICATOR MEANS HAVING PRESETTABLE CHARACTER TO INDICATE A SELECTED ARTICLE HOLDING SECTION FROM A NUMBER OF CHARACTERS REPRESENTATIVE OF SAID SERIES OF ARTICLE HOLDING SECTIONS, AND MEANS OPERATED BY SAID INDICATOR MEANS FOR STOPPING THE CONVEYOR WHEN THE INDICATOR MEANS HAS BEEN MOVED TO AN INDEX POSITION REPRESENTING SAID FIXED STATION.
Claim 2
Dependent Claim
117 words
A CONVEYOR CONTROL MECHANISM FOR USE WITH A POWERED CONVEYOR HAVING A SERIES OF ARTICLE HOLDING SECTIONS, ANY ONE OF WHICH IS SUBJECT TO CALL TO A FIXED STATION, SAID CONTROL MECHANISM COMPRISING, A SENSING ELEMENT ACTUATED BY THE PASSAGE OF EACH SECTION OF A CONVEYOR, A DRIVING ELEMENT, MEANS FOR ADVANCING SAID DRIVING ELEMENT BY A PREDETERMINED INCREMENT EACH TIME SAID SENSING ELEMENT IS ACTUATED, INDICATOR MEANS HAVING PRESETTABLE CHARACTER TO INDICATE A SELECTED ARTICLE HOLDING SECTION FROM A NUMBER OF CHARACTERS REPRESENTATIVE OF SAID SERIES OF ARTICLE HOLDING SECTIONS, AND MEANS OPERATED BY SAID INDICATOR MEANS FOR STOPPING THE CONVEYOR WHEN THE INDICATOR MEANS HAS BEEN MOVED TO AN INDEX POSITION REPRESENTING SAID FIXED STATION.
References Cited (Backward Citations)
US1577944A
Cited
US1950647A
Cited
US2087860A
Cited
US2430935A
Cited
US2406726A
Cited
US2441767A
Cited
US2846144A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-06-23 | 1967-12-23 | 1968-06-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-23 | 1971-12-23 | 1972-06-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-23 | 1975-12-23 | 1976-06-23 | $7700.00 | Window Closed / Lapsed |