US3082885A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shingle stacker
Assignee: Johns Manville Corp
•
Filing: 1958-11-24
•
Granted: 1963-03-26
•
Expires: 1978-11-24
Abstract
No abstract record available.
Inventors
- 👤 George H Williamson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 13:00
CPC Classifications
B; B65; B65G; B65G57/00; B65G57/02; B65G57/03; B65G57/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
100 words
A STACKING SYSTEM FOR ASPHALT SHINGLES, AND THE LIKE, COMPRISING A CONVEYOR SYSTEM FOR CONVEYING SUCH SHINGLES IN AN APPROXIMATELY CONTINUOUS STREAM, A HUB, MEANS FOR FORMING A PLURALITY OF COMPARTMENTS CIRCUMFERENTIALLY POSITIONED AROUND SAID HUB, MEANS TO INDEX SAID COMPARTMENTS ADJACENT THE OUTPUT OF THE CONVEYOR SYSTEM SO THAT AT LEAST ONE SHINGLE MAY BE DEPOSITED WITHIN EACH INDEXED COMPARTMENT, AN ACCUMULATOR, MEANS TO TRANSFER THE SHINGLES FROM THE COMPARTMENTS INTO THE ACCUMULATOR, AND MEANS FOR CAUSING THE LEADING EDGES OF SHINGLES TRANSFERRED TO THE ACCUMULATOR FROM SUCCESSIVE COMPARTMENTS TO BE ALTERNATELY POSITIONED ON OPPOSITE SIDES OF SAID ACCUMULATOR.
Claim 2
Dependent Claim
100 words
A STACKING SYSTEM FOR ASPHALT SHINGLES, AND THE LIKE, COMPRISING A CONVEYOR SYSTEM FOR CONVEYING SUCH SHINGLES IN AN APPROXIMATELY CONTINUOUS STREAM, A HUB, MEANS FOR FORMING A PLURALITY OF COMPARTMENTS CIRCUMFERENTIALLY POSITIONED AROUND SAID HUB, MEANS TO INDEX SAID COMPARTMENTS ADJACENT THE OUTPUT OF THE CONVEYOR SYSTEM SO THAT AT LEAST ONE SHINGLE MAY BE DEPOSITED WITHIN EACH INDEXED COMPARTMENT, AN ACCUMULATOR, MEANS TO TRANSFER THE SHINGLES FROM THE COMPARTMENTS INTO THE ACCUMULATOR, AND MEANS FOR CAUSING THE LEADING EDGES OF SHINGLES TRANSFERRED TO THE ACCUMULATOR FROM SUCCESSIVE COMPARTMENTS TO BE ALTERNATELY POSITIONED ON OPPOSITE SIDES OF SAID ACCUMULATOR.
References Cited (Backward Citations)
US349745A
Cited
US707765A
Cited
US1153294A
Cited
US1856978A
Cited
US2109050A
Cited
US2345310A
Cited
US2612984A
Cited
US2668483A
Cited
US2761361A
Cited
US2816644A
Cited
US2788118A
Cited
US2855740A
Cited
US2940614A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-03-25 | 1966-09-24 | 1967-03-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-25 | 1970-09-24 | 1971-03-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-25 | 1974-09-24 | 1975-03-26 | $7700.00 | Window Closed / Lapsed |