US3186497A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Land packer
Assignee: Individual
•
Filing: 1962-12-24
•
Granted: 1965-06-01
•
Expires: 1982-12-24
Abstract
No abstract record available.
Inventors
- 👤 John M Forbes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 17:46
CPC Classifications
A; A01; A01B; A01B35/00; A01B35/16; A01B29/00; A01B29/04; A01B29/041
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
220 words
A LAND PACKER COMPRISING A TOWING FRAME MOUNTED ON A PAIR OF SUPPORTING WHEELS, AND A PLURALITY OF PACKING WHEELS LOCATED REARWARDLY OF THE FRAME, SAID FRAME INCLUDING A TOW BAR AND A STOP BAR, SAID PACKING WHEELS BEING ASSOCIATED IN PAIRS, EACH OF SAID PAIRS OF PACKING WHEELS BEING MOUNTED FOR ROTATION ABOUT AN ASSOCIATED AXLE IN SPACED APART RELATIONSHIP ON AN AXIS SUBSTANTIALLY PARALLEL TO THE AXIS OF THE TOW BAR, EACH OF SAID AXLES BEING CONNECTED TO A TRAILING ARM EXTENDING REARWARDLY AND TRANSVERSELY FROM SAID TOW BAR, A SLEEVE PORTION CIRCUMSCRIBING THE TOW BAR BEING ASSOCIATED WITH EACH OF SAID TRAILING ARMS THEREBY ADAPTING EACH OF THE SAID PAIRS OF PACKING WHEELS FOR PIVOTAL MOVEMENT ABOUT LONGITUDINAL AXIS OF THE TOW BAR INDEPENDENTLY OF THE OTHER PAIRS OF PACKING WHEELS, EACH OF SAD PACKING WHEELS HAVING A PLURALITY OF LATERALLY PROJECTING LUGS WHICH ALTERNATELY PROJECT FROM THE OPPOSITE SIDE FACE SOF SAID PACKING WHEELS ADJACENT THE PERIPHERAL EDGES THEREOF, SAID STOP BAR BEING POSITIONED FORWARDLY OF THE TOW BAR TO LIMIT THE EXTENT TO WHICH EACH TRAILING ARM IS UPWARDLY PIVOTABLE ABOUT THE TOW BAR TO A PREDETERMINED POINT BEYOND THE VERTICAL, AT WHICH POINT GRAVITATIONAL PULL ON A PAIR OF PACKING WHEELS SO ELEVATED, READILY RETAINS SUCH PAIR OF PACKING WHEELS IN SUCH ELEVATED POSITION.
Claim 2
Dependent Claim
220 words
A LAND PACKER COMPRISING A TOWING FRAME MOUNTED ON A PAIR OF SUPPORTING WHEELS, AND A PLURALITY OF PACKING WHEELS LOCATED REARWARDLY OF THE FRAME, SAID FRAME INCLUDING A TOW BAR AND A STOP BAR, SAID PACKING WHEELS BEING ASSOCIATED IN PAIRS, EACH OF SAID PAIRS OF PACKING WHEELS BEING MOUNTED FOR ROTATION ABOUT AN ASSOCIATED AXLE IN SPACED APART RELATIONSHIP ON AN AXIS SUBSTANTIALLY PARALLEL TO THE AXIS OF THE TOW BAR, EACH OF SAID AXLES BEING CONNECTED TO A TRAILING ARM EXTENDING REARWARDLY AND TRANSVERSELY FROM SAID TOW BAR, A SLEEVE PORTION CIRCUMSCRIBING THE TOW BAR BEING ASSOCIATED WITH EACH OF SAID TRAILING ARMS THEREBY ADAPTING EACH OF THE SAID PAIRS OF PACKING WHEELS FOR PIVOTAL MOVEMENT ABOUT LONGITUDINAL AXIS OF THE TOW BAR INDEPENDENTLY OF THE OTHER PAIRS OF PACKING WHEELS, EACH OF SAD PACKING WHEELS HAVING A PLURALITY OF LATERALLY PROJECTING LUGS WHICH ALTERNATELY PROJECT FROM THE OPPOSITE SIDE FACE SOF SAID PACKING WHEELS ADJACENT THE PERIPHERAL EDGES THEREOF, SAID STOP BAR BEING POSITIONED FORWARDLY OF THE TOW BAR TO LIMIT THE EXTENT TO WHICH EACH TRAILING ARM IS UPWARDLY PIVOTABLE ABOUT THE TOW BAR TO A PREDETERMINED POINT BEYOND THE VERTICAL, AT WHICH POINT GRAVITATIONAL PULL ON A PAIR OF PACKING WHEELS SO ELEVATED, READILY RETAINS SUCH PAIR OF PACKING WHEELS IN SUCH ELEVATED POSITION.
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) | 1968-05-31 | 1968-11-30 | 1969-06-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-05-31 | 1972-11-30 | 1973-06-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-05-31 | 1976-11-30 | 1977-06-01 | $7700.00 | Window Closed / Lapsed |