US3269502A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cantilever roller configuration for conveyor rollerway
Assignee: Kornylak Corp
•
Filing: 1964-09-09
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Granted: 1966-08-30
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Expires: 1984-09-09
Abstract
No abstract record available.
Inventors
- 👤 Andrew T Kornylak
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 14:51
CPC Classifications
B; B65; B65G; B65G39/00; B65G39/10; B65G39/12; B65G1/00; B65G1/02; B65G1/04; B65G1/06; B65G1/08; B65G13/00; B65G13/11
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
84 words
A ROLLERWAY FOR A ROLLER CONVERYOR COMPRISING A TUBULAR RAIL HAVING A SUBSTANTIALLY EQUILATERAL TRIANGULAR CROSS SECTION AND HAVING A BOTTOM AND TWO SIDES, A PLURALITY OF KEYHOLD SLOTS FORMED IN A LONGITUDINAL SERIES IN AT LEAST ONE SIDE, ROLLERS MOUNTED ON AXLES HAVING SMALL OUTER HEADS AND LARGE INNER HEADS, ANNULAR GROOVES IN SAID LARGER HEADS ENGAGING THE NARROW PORTIONS OF SAID KEYHOLD SLOTS TO RETAIN THE ROLLERS IN POSITION EXTERIORLY OF THE RAIL WHEREBY TO FORM A CANTILEVER SUPPORT FOR SAID ROLLERS.
Claim 2
Dependent Claim
84 words
A ROLLERWAY FOR A ROLLER CONVERYOR COMPRISING A TUBULAR RAIL HAVING A SUBSTANTIALLY EQUILATERAL TRIANGULAR CROSS SECTION AND HAVING A BOTTOM AND TWO SIDES, A PLURALITY OF KEYHOLD SLOTS FORMED IN A LONGITUDINAL SERIES IN AT LEAST ONE SIDE, ROLLERS MOUNTED ON AXLES HAVING SMALL OUTER HEADS AND LARGE INNER HEADS, ANNULAR GROOVES IN SAID LARGER HEADS ENGAGING THE NARROW PORTIONS OF SAID KEYHOLD SLOTS TO RETAIN THE ROLLERS IN POSITION EXTERIORLY OF THE RAIL WHEREBY TO FORM A CANTILEVER SUPPORT FOR SAID ROLLERS.
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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) | 1969-08-29 | 1970-02-28 | 1970-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-29 | 1974-02-28 | 1974-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-29 | 1978-02-28 | 1978-08-30 | $7700.00 | Window Closed / Lapsed |