US3288269A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Case stacking conveyor system
Assignee: Alvey Conveyor Manufacturing Co
•
Filing: 1965-05-17
•
Granted: 1966-11-29
•
Expires: 1985-05-17
Abstract
No abstract record available.
Inventors
- 👤 Ernest E Roth
- 👤 Henry E Tanner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 00:37
CPC Classifications
B; B65; B65G; B65G57/00; B65G57/32
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
161 words
A CASE STACKING CONVEYOR SYSTEM COMPRISING A FIRST CONVEYOR HAVING A CASE RECEIVING END AND A CASE DISCHARGING END CONNECTED BY AN INTERMEDIATE PORTION, A SECOND CASE RECEIVING CONVEYOR SPACED ABOVE SAID FIRST CONVEYOR AND HAVING A CASE RUN-OFF END OVER SAID INTERMEDIATE PORTION OF SAID FIRST CONVEYOR, SEPARATE SUPPLIES OF CASES ON SAID FIRST AND SECOND CONVEYORS, GUIDE MEANS ASSOCIATED WITH EACH CONVEYOR TO GUIDE SAID CASES THEREON INTO A LINE IN ABUTTING RELATION, SAID GUIDE MEANS CONSTRAINING SAID CASES ON EACH CONVEYOR TO MOVE THROUGH SUBSTANTIALLY IDENTICAL CURVED PATHS TO CAUSE GAPS TO FORM AT THE SAME SIDE OF THE LINES OF SAID CASES, SAID CASES ON SAID SECOND CONVEYOR ON REACHING SAID RUN-OFF END DESCENDING INTO STACKED RELATION WITH CASES ON SAID FIRST CONVEYOR, AND CASE STACK REGISTERING MEANS ADJACENT SAID FIRST CONVEYOR INCLUDING ELEMENTS MOVABLE INTO THE GAPS FORMED BETWEEN SUCCESSIVE CASES IN EACH LINE OF CASES AND POSITIVELY REGISTERING SAID CASES IN VERTICALLY ALIGNED STACKED RELATION.
Claim 2
Dependent Claim
161 words
A CASE STACKING CONVEYOR SYSTEM COMPRISING A FIRST CONVEYOR HAVING A CASE RECEIVING END AND A CASE DISCHARGING END CONNECTED BY AN INTERMEDIATE PORTION, A SECOND CASE RECEIVING CONVEYOR SPACED ABOVE SAID FIRST CONVEYOR AND HAVING A CASE RUN-OFF END OVER SAID INTERMEDIATE PORTION OF SAID FIRST CONVEYOR, SEPARATE SUPPLIES OF CASES ON SAID FIRST AND SECOND CONVEYORS, GUIDE MEANS ASSOCIATED WITH EACH CONVEYOR TO GUIDE SAID CASES THEREON INTO A LINE IN ABUTTING RELATION, SAID GUIDE MEANS CONSTRAINING SAID CASES ON EACH CONVEYOR TO MOVE THROUGH SUBSTANTIALLY IDENTICAL CURVED PATHS TO CAUSE GAPS TO FORM AT THE SAME SIDE OF THE LINES OF SAID CASES, SAID CASES ON SAID SECOND CONVEYOR ON REACHING SAID RUN-OFF END DESCENDING INTO STACKED RELATION WITH CASES ON SAID FIRST CONVEYOR, AND CASE STACK REGISTERING MEANS ADJACENT SAID FIRST CONVEYOR INCLUDING ELEMENTS MOVABLE INTO THE GAPS FORMED BETWEEN SUCCESSIVE CASES IN EACH LINE OF CASES AND POSITIVELY REGISTERING SAID CASES IN VERTICALLY ALIGNED STACKED RELATION.
References Cited (Backward Citations)
US2815848A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-28 | 1970-05-30 | 1970-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-28 | 1974-05-30 | 1974-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-28 | 1978-05-30 | 1978-11-29 | $7700.00 | Window Closed / Lapsed |