US3344903A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Live roller conveyor
Assignee: Standard Conveyor Co
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Filing: 1964-04-27
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Granted: 1967-10-03
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Expires: 1984-04-27
Abstract
No abstract record available.
Inventors
- 👤 Roy F Holm
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 21:09
CPC Classifications
B; B65; B65G; B65G13/00; B65G13/02; B65G13/06; B65G13/071; B65G13/11
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
217 words
IN A LIVE ROLLER CONVEYOR OF THE TYPE WHEREIN ARTICLES TO BE CONVEYED ARE CARRIED BY A MULTIPLICITY OF LOAD SUPPORTING ROLLERS WHICH ARE ROTATED BY FRICTIONAL ENGAGEMENT WITH A POWER DRIVEN ENDLESS BELT, ACTUATING ROLLERS SUPPORTING THE BELT IN DRIVING ENGAGEMENT WITH THE PERIPHERIES OF SAID LOAD SUPPORTING ROLLERS, A RIGID FRAME INCLUDING FIRST AND SECOND SPACED PARALLEL SIDE FRAME MEMBERS, EACH OF SAID ROLLERS HAVING AN AXIALLY DISPOSED SUPPORTING SHAFT WHICH IS SUPPORTED AT A FIXED ELEVATION AT ONE END OF SAID FIRST SIDE FRAME MEMBER, THE IMPROVEMENTS WHICH COMPRISE AN ELONGATED FLAT BAR DISPOSED PARALLEL TO SAID SECOND SIDE FRAME MEMBER FOR SUPPORTING THE SECOND END OF A PLURALITY OF SAID SHAFTS FOR SUPPORTING ACTUATOR ROLLERS OF A GROUP, SAID BAR BEING FORMED WITH OPENINGS SPACED THEREALONG TO RECEIVE END PORTIONS OF THE SHAFTS SUPPORTING SAID GROUP OF ACTUATOR ROLLERS, AND MEANS FOR SECURING SAID BAR AT A PREDETERMINED FIXED ELEVATION AND SPACED INWARDLY FROM SAID SECOND SIDE FRAME MEMBER AND IN VARIOUSLY ADJUSTED POSITIONS LONGITUDINALLY OF SAID SECOND SIDE FRAME MEMBER WHEREBY TO ADJUST THE ANGULAR POSITIONS OF THE ROLLERS OF SAID GROUP RELATIVE TO SAID SECOND SIDE FRAME MEMBER, THE END PORTIONS OF SAID AXIAL SHAFTS SUPPORTING SAID GROUP OF ACTUATOR ROLLERS PROJECTING FROM SAID BAR TOWARD SAID SECOND SIDE FRAME MEMBER.
Claim 2
Dependent Claim
217 words
IN A LIVE ROLLER CONVEYOR OF THE TYPE WHEREIN ARTICLES TO BE CONVEYED ARE CARRIED BY A MULTIPLICITY OF LOAD SUPPORTING ROLLERS WHICH ARE ROTATED BY FRICTIONAL ENGAGEMENT WITH A POWER DRIVEN ENDLESS BELT, ACTUATING ROLLERS SUPPORTING THE BELT IN DRIVING ENGAGEMENT WITH THE PERIPHERIES OF SAID LOAD SUPPORTING ROLLERS, A RIGID FRAME INCLUDING FIRST AND SECOND SPACED PARALLEL SIDE FRAME MEMBERS, EACH OF SAID ROLLERS HAVING AN AXIALLY DISPOSED SUPPORTING SHAFT WHICH IS SUPPORTED AT A FIXED ELEVATION AT ONE END OF SAID FIRST SIDE FRAME MEMBER, THE IMPROVEMENTS WHICH COMPRISE AN ELONGATED FLAT BAR DISPOSED PARALLEL TO SAID SECOND SIDE FRAME MEMBER FOR SUPPORTING THE SECOND END OF A PLURALITY OF SAID SHAFTS FOR SUPPORTING ACTUATOR ROLLERS OF A GROUP, SAID BAR BEING FORMED WITH OPENINGS SPACED THEREALONG TO RECEIVE END PORTIONS OF THE SHAFTS SUPPORTING SAID GROUP OF ACTUATOR ROLLERS, AND MEANS FOR SECURING SAID BAR AT A PREDETERMINED FIXED ELEVATION AND SPACED INWARDLY FROM SAID SECOND SIDE FRAME MEMBER AND IN VARIOUSLY ADJUSTED POSITIONS LONGITUDINALLY OF SAID SECOND SIDE FRAME MEMBER WHEREBY TO ADJUST THE ANGULAR POSITIONS OF THE ROLLERS OF SAID GROUP RELATIVE TO SAID SECOND SIDE FRAME MEMBER, THE END PORTIONS OF SAID AXIAL SHAFTS SUPPORTING SAID GROUP OF ACTUATOR ROLLERS PROJECTING FROM SAID BAR TOWARD SAID SECOND SIDE FRAME MEMBER.
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) | 1970-10-02 | 1971-04-03 | 1971-10-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-02 | 1975-04-03 | 1975-10-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-02 | 1979-04-03 | 1979-10-03 | $7700.00 | Window Closed / Lapsed |