US3342352A
Expired / Lapsed
US
⏱️ 0.0 years remaining
System for maximum utilization of space in storage of loose bulk materials
Assignee: AJ Sackett and Sons Co
•
Filing: 1965-07-27
•
Granted: 1967-09-19
•
Expires: 1985-07-27
Abstract
No abstract record available.
Inventors
- 👤 Sr Walter J Sackett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 13:23
CPC Classifications
B; B65; B65G; B65G69/00; B65G69/04; B65G69/0408; B65G69/0416
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
180 words
A BUILDING ARRANGEMENT FOR STORING GRANULAR MATERIAL ON A BASE, COMPRISING, SUPPORTING WALL STRUCTURE DEFINING A STORAGE BIN ON SAID BASE, SAID WALL STRUCTURE HAVING AN OPENING THEREIN TERMINATING AT SAID BASE, SPACED SUPPORTING WALLS EXTENDING INTO SAID STORAGE BIN FROM EACH SIDE OF SAID OPENING, WITH EACH SAID SUPPORTING WALL HAVING A CORRESPONDING UPPER ANGULAR SURFACE EXTENDING DOWNWARDLY INTO SAID STORAGE BIN FROM SAID OPENING AND TERMINATING SHORT OF SAID BASE, AN INWARDLY AND DOWNWARDLY EXTENDING MOVABLE DOOR POSITIONED OVER SAID OPENING AND HAVING ITS LOWER EDGE TERMINATING SHORT OF SAID BASE, PINTLE MEANS POSITIONED ALONG THE TOP EDGE OF SAID WALL STRUCTURE DEFINING SAID OPENING FOR SECURING SAID MOVABLE DOOR TO THE TOP EDGE OF THE WALL STRUCTURE DEFINING SAID OPENING, WITH SAID MOVABLE DOOR BEING SECURELY HELD ADJACENT THE UPPER ANGULAR SURFACES OF SAID SPACED SUPPORTING WALLS IN A CLOSED POSITION IN SAID OPENING BY THE WEIGHT OF STORED GRANULAR MATERIAL THEREABOVE AND ARRANGED TO BE OPENED FULLY FOR ACCESS TO SAID STORAGE BIN WHEN SAID STORAGE BIN IS BEING EMPTIED OF GRANULAR MATERIAL THROUGH SAID OPENING.
Claim 2
Dependent Claim
180 words
A BUILDING ARRANGEMENT FOR STORING GRANULAR MATERIAL ON A BASE, COMPRISING, SUPPORTING WALL STRUCTURE DEFINING A STORAGE BIN ON SAID BASE, SAID WALL STRUCTURE HAVING AN OPENING THEREIN TERMINATING AT SAID BASE, SPACED SUPPORTING WALLS EXTENDING INTO SAID STORAGE BIN FROM EACH SIDE OF SAID OPENING, WITH EACH SAID SUPPORTING WALL HAVING A CORRESPONDING UPPER ANGULAR SURFACE EXTENDING DOWNWARDLY INTO SAID STORAGE BIN FROM SAID OPENING AND TERMINATING SHORT OF SAID BASE, AN INWARDLY AND DOWNWARDLY EXTENDING MOVABLE DOOR POSITIONED OVER SAID OPENING AND HAVING ITS LOWER EDGE TERMINATING SHORT OF SAID BASE, PINTLE MEANS POSITIONED ALONG THE TOP EDGE OF SAID WALL STRUCTURE DEFINING SAID OPENING FOR SECURING SAID MOVABLE DOOR TO THE TOP EDGE OF THE WALL STRUCTURE DEFINING SAID OPENING, WITH SAID MOVABLE DOOR BEING SECURELY HELD ADJACENT THE UPPER ANGULAR SURFACES OF SAID SPACED SUPPORTING WALLS IN A CLOSED POSITION IN SAID OPENING BY THE WEIGHT OF STORED GRANULAR MATERIAL THEREABOVE AND ARRANGED TO BE OPENED FULLY FOR ACCESS TO SAID STORAGE BIN WHEN SAID STORAGE BIN IS BEING EMPTIED OF GRANULAR MATERIAL THROUGH SAID OPENING.
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) | 1970-09-18 | 1971-03-20 | 1971-09-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-18 | 1975-03-20 | 1975-09-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-18 | 1979-03-20 | 1979-09-19 | $7700.00 | Window Closed / Lapsed |