US3229828A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Material handling apparatus
Assignee: Individual
•
Filing: 1963-10-09
•
Granted: 1966-01-18
•
Expires: 1983-10-09
Abstract
No abstract record available.
Inventors
- 👤 Joseph B Kucera
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 12:20
CPC Classifications
A; A01; A01F; A01F25/00; A01F25/16; A01F25/20; A01F25/2009
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
158 words
A BULK MATERIAL HANDLING APPARATUS FOR USE IN A SILO HAVING AN UPRIGHT SIDE WALL WITH A DISCHARGE OPENING SECTION COMPRISING: (A) A DRIVE SHAFT, (B) MEANS SUPPORTING SAID DRIVE SHAFT IN AN UPRIGHT POSITION CENTRALLY WITHIN SAID SILO, (C) POWER MEANS OPERABLY CONNECTED TO SAID DRIVE SHAFT FOR ROTATING THE SAME, (D) A FIRST CONVEYOR MEANS OPERABLY CONNECTED TO SAID DRIVE SHAFT FOR COLLECTING BULK MATERIAL IN THE SILO AND CARRYING SAID MATERIAL TO THE CENTER AREA OF THE SILO, SAID CONVEYOR MEANS HAVING A PLURALITY OF TOOTH MEANS POSITIONED IN AN UPRIGHT PLANE AND MOVABLE IN AN ENDLESS PATH TO FEED THE BULK MATERIAL HORIZONTALLY TO THE CENTER AREA OF THE SILO AND TO CARRY THE CENTRALLY POSITIONED MATERIAL IN AN UPWARD DIRECTION, (E) A SECOND CONVEYOR CONNECTED TO SAID DRIVE SHAFT HAVING ONE END PORTION POSITIONED ABOVE SAID FIRST CONVEYOR MEANS AND THE OPPOSITE END THEREOF POSITIONED AT THE SAID DISCHARGE OPENING SECTION IN THE
Claim 2
Dependent Claim
158 words
A BULK MATERIAL HANDLING APPARATUS FOR USE IN A SILO HAVING AN UPRIGHT SIDE WALL WITH A DISCHARGE OPENING SECTION COMPRISING: (A) A DRIVE SHAFT, (B) MEANS SUPPORTING SAID DRIVE SHAFT IN AN UPRIGHT POSITION CENTRALLY WITHIN SAID SILO, (C) POWER MEANS OPERABLY CONNECTED TO SAID DRIVE SHAFT FOR ROTATING THE SAME, (D) A FIRST CONVEYOR MEANS OPERABLY CONNECTED TO SAID DRIVE SHAFT FOR COLLECTING BULK MATERIAL IN THE SILO AND CARRYING SAID MATERIAL TO THE CENTER AREA OF THE SILO, SAID CONVEYOR MEANS HAVING A PLURALITY OF TOOTH MEANS POSITIONED IN AN UPRIGHT PLANE AND MOVABLE IN AN ENDLESS PATH TO FEED THE BULK MATERIAL HORIZONTALLY TO THE CENTER AREA OF THE SILO AND TO CARRY THE CENTRALLY POSITIONED MATERIAL IN AN UPWARD DIRECTION, (E) A SECOND CONVEYOR CONNECTED TO SAID DRIVE SHAFT HAVING ONE END PORTION POSITIONED ABOVE SAID FIRST CONVEYOR MEANS AND THE OPPOSITE END THEREOF POSITIONED AT THE SAID DISCHARGE OPENING SECTION IN THE
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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) | 1969-01-17 | 1969-07-19 | 1970-01-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-17 | 1973-07-19 | 1974-01-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-17 | 1977-07-19 | 1978-01-18 | $7700.00 | Window Closed / Lapsed |