Patent US3275124A successfully refreshed from Google Patents.
US3275124A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Belt driven live roller conveyor
Assignee: Kornylak Corp
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Filing: 1964-10-22
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Granted: 1966-09-27
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Expires: 1984-10-22
Abstract
No abstract record available.
Inventors
- 👤 Harry L Lutes
- 👤 Robert J Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 05:15
CPC Classifications
B; B65; B65G; B65G13/00; B65G13/08; B65G13/02; B65G13/06; B65G13/071
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
114 words
IN A POWER DRIVEN ROLLER CONVEYOR, TWO PARALLEL ROLLERWAYS, EACH FORMED ON THE ARC OF A CIRCLE, AND WHEREIN EACH ROLLERWAY COMPRISINGS A PAIR OF SPACED APART CHANNELS HAVING THEIR BASES FACING ONE ANOTHER, ROLLERS LONGITUDINALLY SPACED MOUNTED BETWEEN THE CHANNELS AND PROJECTING SLIGHTLY ABOVE THE CHANNELS, IDLER ROLLERS LOCATED BETWEEN THE CHANNELS BELOW AND INTERMEDIATE THE FIRST MENTIONED ROLLERS, AND WHEREIN EACH ROLLER IS SUBSTANTIALLY A SECOND OF A CONE PARALLEL TO ITS BASE, AND THE VERTEX OF WHICH IS THE CENTER OF CURVATURE OF THE ROLLERWAY BELT MEANS FOR DRIVING THE ROLLERS, MEANS URGING THE IDLER ROLLERS TOWARD THE OTHER ROLLERS AND THE BELT MEANS, AND MEANS FOR MOVING THE BELT MEANS.
Claim 2
Dependent Claim
114 words
IN A POWER DRIVEN ROLLER CONVEYOR, TWO PARALLEL ROLLERWAYS, EACH FORMED ON THE ARC OF A CIRCLE, AND WHEREIN EACH ROLLERWAY COMPRISINGS A PAIR OF SPACED APART CHANNELS HAVING THEIR BASES FACING ONE ANOTHER, ROLLERS LONGITUDINALLY SPACED MOUNTED BETWEEN THE CHANNELS AND PROJECTING SLIGHTLY ABOVE THE CHANNELS, IDLER ROLLERS LOCATED BETWEEN THE CHANNELS BELOW AND INTERMEDIATE THE FIRST MENTIONED ROLLERS, AND WHEREIN EACH ROLLER IS SUBSTANTIALLY A SECOND OF A CONE PARALLEL TO ITS BASE, AND THE VERTEX OF WHICH IS THE CENTER OF CURVATURE OF THE ROLLERWAY BELT MEANS FOR DRIVING THE ROLLERS, MEANS URGING THE IDLER ROLLERS TOWARD THE OTHER ROLLERS AND THE BELT MEANS, AND MEANS FOR MOVING THE BELT MEANS.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-09-26 | 1970-03-28 | 1970-09-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-26 | 1974-03-28 | 1974-09-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-26 | 1978-03-28 | 1978-09-27 | $7700.00 | Window Closed / Lapsed |