Patent US3184777A successfully refreshed from Google Patents.
US3184777A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lawn sweeper
Assignee: Individual
•
Filing: 1963-03-07
•
Granted: 1965-05-25
•
Expires: 1983-03-07
Abstract
No abstract record available.
Inventors
- 👤 Walter E Norden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 09:33
CPC Classifications
E; E01; E01H; E01H1/00; E01H1/08; E01H1/0827; E01H1/0836; E01H1/0845; Y; Y10; Y10S; Y10S56/00; Y10S56/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
214 words
IN COMBINATION WITH A TRACTOR OF THE TYPE INCLUDING A TRANSVERSELY EXTENDING HORIZONTALLY DISPOSED POWER OUTOUT SHAFT, A TRANSVERSELY EXTENDING AND HORIZONTALLY DISPOSED DRAWBAR SUPPORTED FROM SAID TRACTOR IN AN ELEVATED POSITION ABOVE THE SURFACE SUPPORTING SAID TRACTOR AND WITH SAID BAR EXTENDING LATERALLY OF ONE SIDE OF SAID TRACTOR, AUXILIARY GROUND ENGAGING AND SUPPORTED LOAD MEANS, A PAIR OF SPACED APART TRAILING PULL ARMS PIVOTALLY SECURED AT THEIR FORWARD ENDS TO SAID DRAWBAR AND AT THEIR REAR ENDS TO SAID LOAD MEANS FOR ROTATION ABOUT GENERALLY HORIZONTAL FIRST AND SECOND AXES, RESPECTIVELY, EXTENDING TRANSVERSELY OF SAID TRACTOR WHEREBY FORWARD MOVEMENT OF SAID DRAWBAR WILL EFFECT FORWARD MOVEMENT OF SAID LOAD MEANS THEREBEHIND, SAID LOAD MEANS INCLUDING A ROTATABLE INPUT SHAFT GENERALLY PARALLELING AND SUBSTANTIALLY HORIZONTALLY ALIGNED WITH SAID OUTPUT SHAFT AND SPACED LONGITUDINALLY OF SAID TRACTOR RELATIVE TO SAID OUTPUT SHAFT, SAID SHAFTS INCLUDING ALIGNED DRIVING AND DRIVEN WHEELS, AN ENDLESS FLEXIBLE MEMBER ENTRAINED OVER SAID WHEELS DRIVINGLY CONNECTING SAID OUTPUT SHAFT TO SAID INPUT SHAFT, SAID LOAD MEANS INCLUDING A FRAME DEFINING FRONT AND REAR GENERALLY HORIZONTALLY DISPOSED FRAME SECTIONS PIVOTALLY SECURED TOGETHER AT ADJACENT END PORTIONS FOR ROTATION ABOUT A GENERALLY HORIZONTALLY DISPOSED TRANSVERSELY EXTENDING AXIS AND INCLUDING GROUND ENGAGING SUPPORT MEANS AT REMOTE END PORTIONS AND POWER ACTUATED GROUND COVER
Claim 2
Dependent Claim
214 words
IN COMBINATION WITH A TRACTOR OF THE TYPE INCLUDING A TRANSVERSELY EXTENDING HORIZONTALLY DISPOSED POWER OUTOUT SHAFT, A TRANSVERSELY EXTENDING AND HORIZONTALLY DISPOSED DRAWBAR SUPPORTED FROM SAID TRACTOR IN AN ELEVATED POSITION ABOVE THE SURFACE SUPPORTING SAID TRACTOR AND WITH SAID BAR EXTENDING LATERALLY OF ONE SIDE OF SAID TRACTOR, AUXILIARY GROUND ENGAGING AND SUPPORTED LOAD MEANS, A PAIR OF SPACED APART TRAILING PULL ARMS PIVOTALLY SECURED AT THEIR FORWARD ENDS TO SAID DRAWBAR AND AT THEIR REAR ENDS TO SAID LOAD MEANS FOR ROTATION ABOUT GENERALLY HORIZONTAL FIRST AND SECOND AXES, RESPECTIVELY, EXTENDING TRANSVERSELY OF SAID TRACTOR WHEREBY FORWARD MOVEMENT OF SAID DRAWBAR WILL EFFECT FORWARD MOVEMENT OF SAID LOAD MEANS THEREBEHIND, SAID LOAD MEANS INCLUDING A ROTATABLE INPUT SHAFT GENERALLY PARALLELING AND SUBSTANTIALLY HORIZONTALLY ALIGNED WITH SAID OUTPUT SHAFT AND SPACED LONGITUDINALLY OF SAID TRACTOR RELATIVE TO SAID OUTPUT SHAFT, SAID SHAFTS INCLUDING ALIGNED DRIVING AND DRIVEN WHEELS, AN ENDLESS FLEXIBLE MEMBER ENTRAINED OVER SAID WHEELS DRIVINGLY CONNECTING SAID OUTPUT SHAFT TO SAID INPUT SHAFT, SAID LOAD MEANS INCLUDING A FRAME DEFINING FRONT AND REAR GENERALLY HORIZONTALLY DISPOSED FRAME SECTIONS PIVOTALLY SECURED TOGETHER AT ADJACENT END PORTIONS FOR ROTATION ABOUT A GENERALLY HORIZONTALLY DISPOSED TRANSVERSELY EXTENDING AXIS AND INCLUDING GROUND ENGAGING SUPPORT MEANS AT REMOTE END PORTIONS AND POWER ACTUATED GROUND COVER
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) | 1968-05-24 | 1968-11-23 | 1969-05-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-05-24 | 1972-11-23 | 1973-05-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-05-24 | 1976-11-23 | 1977-05-25 | $7700.00 | Window Closed / Lapsed |