US3266846A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Surface conditioning machine
Assignee: Tennant Co
•
Filing: 1963-06-12
•
Granted: 1966-08-16
•
Expires: 1983-06-12
Abstract
No abstract record available.
Inventors
- 👤 Luksch Andreas
- 👤 Neil F Brown
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 04:55
CPC Classifications
E; E01; E01C; E01C23/00; E01C23/06; E01C23/08; E01C23/085; E01C23/088; B; B28; B28D; B28D1/00; B28D1/18; B28D1/181; E01C2301/00; E01C2301/50
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
133 words
A SURFACE CONDITIONING MACHINE COMPRISING A VEHICLE, SAID VEHICLE INCLUDING A FRAME, MEANS ON SAID FRAME FOR SUPPORTING IT FOR MOVEMENT LONGITUDINALLY ALONG A SUPPORTING SURFACE TO BE CONDITIONED, SAID SUPPORTING MEANS INCLUDING A REAR AXLE ASSEMBLY MOUNTED TO THE FRAME AND A FRONT AXLE ASSEMBLY DIRECTLY SUPPORTING THE FRAME, A SHAFT ROTATABLY MOUNTED ON THE BOTTOM SIDE OF SAID FRAME ON AN AXIS TRANSVERSE TO THE DIRECTION OF TRAVEL OF SAID FRAME, SAID SHAFT HAVING AN END PORTION EXTENDING TRANSVERSELY OUTWARDLY BEYOND SAID FRAME, A CUTTING TOOL ASSEMBLY MOUNTED ON THE OUTWARDLY EXTENDING END OF SAID SHAFT, SAID SHAFT BEING MOUNTED CLOSELY ADJACENT THE FRONT AXLE ASSEMBLY OF SAID FRAME, MEANS FOR ADJUSTING THE HEIGHT OF SAID TOOL WITH RESPECT TO SAID SUPPORTING SURFACE, POWER MEANS FOR PROPELLING SAID VEHICLE ALONG SAID
Claim 2
Dependent Claim
133 words
A SURFACE CONDITIONING MACHINE COMPRISING A VEHICLE, SAID VEHICLE INCLUDING A FRAME, MEANS ON SAID FRAME FOR SUPPORTING IT FOR MOVEMENT LONGITUDINALLY ALONG A SUPPORTING SURFACE TO BE CONDITIONED, SAID SUPPORTING MEANS INCLUDING A REAR AXLE ASSEMBLY MOUNTED TO THE FRAME AND A FRONT AXLE ASSEMBLY DIRECTLY SUPPORTING THE FRAME, A SHAFT ROTATABLY MOUNTED ON THE BOTTOM SIDE OF SAID FRAME ON AN AXIS TRANSVERSE TO THE DIRECTION OF TRAVEL OF SAID FRAME, SAID SHAFT HAVING AN END PORTION EXTENDING TRANSVERSELY OUTWARDLY BEYOND SAID FRAME, A CUTTING TOOL ASSEMBLY MOUNTED ON THE OUTWARDLY EXTENDING END OF SAID SHAFT, SAID SHAFT BEING MOUNTED CLOSELY ADJACENT THE FRONT AXLE ASSEMBLY OF SAID FRAME, MEANS FOR ADJUSTING THE HEIGHT OF SAID TOOL WITH RESPECT TO SAID SUPPORTING SURFACE, POWER MEANS FOR PROPELLING SAID VEHICLE ALONG SAID
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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) | 1969-08-15 | 1970-02-14 | 1970-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-15 | 1974-02-14 | 1974-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-15 | 1978-02-14 | 1978-08-16 | $7700.00 | Window Closed / Lapsed |