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US3587887A
Expired / Lapsed
US
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Bucket loader attachment
Assignee: Individual
•
Filing: 1969-07-03
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Granted: 1971-06-28
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Expires: 1989-07-03
Abstract
Abstract AN ATTACHMENT FOR BUCKET LOADERS WHICH PROVIDES MEANS FOR QUICKLY AND EASILY MOUNTING IT ON A BUCKET LOADER SO THAT THIS TYPE OF MACHINE CAN BE USED FOR LIFTING HEAVY OBJECTS TO HIGHER PLACES AND LOWERING THEM INTO DEEPER DITCHES BELOW GROUND THAN SUCH MACHINES ARE PRESENTLY CAPABLE OF DOING. THE ATTACHMENT CONSISTS OF A THREE-LEGGED BOOM WITH SLOTTED PORTIONS ON THE ENDS OF TWO OF THE LEGS INTO WHICH FIT THE CUTTING EDGE OF THE BUCKET OF THE MACHINE. THE THIRD LEG IS RIGIDLY FASTENED TO THE BACK EDGE OF THE BUCKET BY ANY SUITABLE FASTENING MEANS SUCH AS A BOLT.
Inventors
- 👤 John P De Carli
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 14:20
CPC Classifications
B; B66; B66C; B66C23/00; B66C23/18; B66C23/36; B66C23/44; E; E02; E02F; E02F3/00; E02F3/04; E02F3/28; E02F3/36; E02F3/40; E02F3/401
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-06-27 | 1974-12-27 | 1975-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-06-27 | 1978-12-27 | 1979-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-06-27 | 1982-12-27 | 1983-06-28 | $7700.00 | Window Closed / Lapsed |