Patent US3124238A successfully refreshed from Google Patents.
US3124238A
Expired / Lapsed
US
⏱️ 0.0 years remaining
tyler
Assignee: —
•
Filing: —
•
Granted: 1964-03-10
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Expires: 1981-03-10
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 01:23
CPC Classifications
B; B65; B65G; B65G39/00; B65G39/02; B65G39/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
100 words
AN IDLER FOR A BELT CONVEYOR COMPRISING A SERIES OF INTERCONNECTED ROLLERS ARRANGED TO BE ROTATIVELY SUSPENDED SO AS TO HANG IN AN APPROXIMATE CATENARY CURVE FOR SUPPORTING A CONVEYOR BELT, EACH ROLLER INCLUDING MATING GROOVED HALVES ARRANGED TO PROVIDE TWO SPACED RECESSES IN ASSEMBLED HALVES WITH A PASSAGE PROVIDING EXTERNAL COMMUNICATION WITH EACH SAID RECESS, A CONNECTING ROD PIVOTALLY SECURING SAID ROLLERS TOGETHER, EACH SAID ROD HAVING A BULBOUS MEMBER ON EACH END FOR RIDING IN SAID RECESSES, MEANS FOR HOLDING THE HALVES TOGETHER IN OPERATIVE POSITION, AND MEANS FOR SUSPENDING SAID SERIES IN A CURVE FROM ITS ENDS.
Claim 2
Dependent Claim
100 words
AN IDLER FOR A BELT CONVEYOR COMPRISING A SERIES OF INTERCONNECTED ROLLERS ARRANGED TO BE ROTATIVELY SUSPENDED SO AS TO HANG IN AN APPROXIMATE CATENARY CURVE FOR SUPPORTING A CONVEYOR BELT, EACH ROLLER INCLUDING MATING GROOVED HALVES ARRANGED TO PROVIDE TWO SPACED RECESSES IN ASSEMBLED HALVES WITH A PASSAGE PROVIDING EXTERNAL COMMUNICATION WITH EACH SAID RECESS, A CONNECTING ROD PIVOTALLY SECURING SAID ROLLERS TOGETHER, EACH SAID ROD HAVING A BULBOUS MEMBER ON EACH END FOR RIDING IN SAID RECESSES, MEANS FOR HOLDING THE HALVES TOGETHER IN OPERATIVE POSITION, AND MEANS FOR SUSPENDING SAID SERIES IN A CURVE FROM ITS ENDS.
References Cited (Backward Citations)
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Cited
FR368802A
Cited
US890337A
Cited
US2179187A
Cited
GB788374A
Cited
US2885066A
Cited
US2907448A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-03-10 | 1967-09-09 | 1968-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-10 | 1971-09-09 | 1972-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-10 | 1975-09-09 | 1976-03-10 | $7700.00 | Window Closed / Lapsed |