US3244301A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Earth moving apparatus
Assignee: WAIN ROY CORP
•
Filing: 1963-12-04
•
Granted: 1966-04-05
•
Expires: 1983-12-04
Abstract
No abstract record available.
Inventors
- 👤 Roger H Vaughan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:41
CPC Classifications
E; E02; E02F; E02F9/00; E02F9/08; E02F9/085; E02F3/00; E02F3/04; E02F3/28; E02F3/36; E02F3/38; E02F3/382; E02F3/386
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
173 words
AN EARTH-MOVING APPARATUS COMPRISING A LAND VEHICLE, A FRAME ON ONE END OF THE VEHICLE AND EXTENDING TRANSVERSELY THEREOF, AT LEAST TWO TRANSVERSE HORIZONTAL TRACKWAYS ON SAID FRAME SPACED FROM EACH OTHER, A BRACKET SUPPORTED BY BOTH THE TRACKWAYS AND HAVING A ROLLER RUNNING ON ONE ONLY OF SAID TRACKWAYS FOR ROLLING MOVEMENT OF THE BRACKET ON THE FRAME TRANSVERSELY OF THE VEHICLE INTO DIFFERENT POSITIONS OF ADJUSTMENT, MEANS FOR RELEASABLY CLAMPING SAID BRACKET RIGIDLY TO SAID FRAME, A BACKHOE SUPPORTED ON SAID BARCKET FOR BODILY MOVEMENT THEREWITH, A PAIR OF GROUND-ENGAGING STABILIZERS MOUNTED ON SAID FRAME FOR MOVEMENT THEREON TRANSVERSELY OF THE VEHICLE INTO DIFFERENT POSITIONS OF ADJUSTMENT, MEANS FOR RELEASABLY CLAMPING THE STABILIZERS RIGIDLY TO SAID FRAME, A PLATE, A BACKBONE CONTROL VALVES CONNECTED TO SAID PLATE ON ONE SIDE THEREOF, AND A HINGE MEMBER CONNECTING SAID PLATE TO SAID FRAME FOR PIVOTAL MOVEMENT OF THE PLANE AND VALVES FROM A WORKING POSITION IN WHICH THE PLATE PROTECTS THE VALVES TO ANOTHER POSITION IN WHICH THE VALVES ARE EXPOSED AND ACCESSIBLE.
Claim 2
Dependent Claim
173 words
AN EARTH-MOVING APPARATUS COMPRISING A LAND VEHICLE, A FRAME ON ONE END OF THE VEHICLE AND EXTENDING TRANSVERSELY THEREOF, AT LEAST TWO TRANSVERSE HORIZONTAL TRACKWAYS ON SAID FRAME SPACED FROM EACH OTHER, A BRACKET SUPPORTED BY BOTH THE TRACKWAYS AND HAVING A ROLLER RUNNING ON ONE ONLY OF SAID TRACKWAYS FOR ROLLING MOVEMENT OF THE BRACKET ON THE FRAME TRANSVERSELY OF THE VEHICLE INTO DIFFERENT POSITIONS OF ADJUSTMENT, MEANS FOR RELEASABLY CLAMPING SAID BRACKET RIGIDLY TO SAID FRAME, A BACKHOE SUPPORTED ON SAID BARCKET FOR BODILY MOVEMENT THEREWITH, A PAIR OF GROUND-ENGAGING STABILIZERS MOUNTED ON SAID FRAME FOR MOVEMENT THEREON TRANSVERSELY OF THE VEHICLE INTO DIFFERENT POSITIONS OF ADJUSTMENT, MEANS FOR RELEASABLY CLAMPING THE STABILIZERS RIGIDLY TO SAID FRAME, A PLATE, A BACKBONE CONTROL VALVES CONNECTED TO SAID PLATE ON ONE SIDE THEREOF, AND A HINGE MEMBER CONNECTING SAID PLATE TO SAID FRAME FOR PIVOTAL MOVEMENT OF THE PLANE AND VALVES FROM A WORKING POSITION IN WHICH THE PLATE PROTECTS THE VALVES TO ANOTHER POSITION IN WHICH THE VALVES ARE EXPOSED AND ACCESSIBLE.
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) | 1969-04-04 | 1969-10-04 | 1970-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-04 | 1973-10-04 | 1974-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-04 | 1977-10-04 | 1978-04-05 | $7700.00 | Window Closed / Lapsed |