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US3103754A Expired / Lapsed US ⏱️ 0.0 years remaining

Removing and loading device

Assignee: Individual
•
Filing: 1960-08-03
•
Granted: 1963-09-17
•
Expires: 1980-08-03
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Abstract

No abstract record available.

Inventors

  • 👤 Wieger Ernst

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-30 17:06
CPC Classifications
E; E02; E02F; E02F7/00; E02F7/02; E02F3/00; E02F3/04; E02F3/08; E21; E21D; E21D9/00; E21D9/01; E21D9/12; E21D9/126

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 179 words
IN AN APPARATUS FOR MINING, QUARRYING AND LOADING: A CARRIAGE, A VERTICAL COLUMN FIXEDLY SUPPORTINGLY MOUNTED ON THE CARRIAGE, MOVABLE BUCKET MEANS FOR DIGGING INTO AND SCOOPING UP THE GROUND TO BE REMOVED, A FRAME EXTENDING OUTWARDLY FROM THE COLUMN AND CARRYING SAID BUCKET MEANS, A HORIZONTAL TURNTABLE ROTATABLE ON THE UPPER END OF THE COLUMN FOR MOVEMENT ABOUT A SUBSTANTIALLY VERTICAL AXIS, HORIZONTAL PIVOT MEANS CONNECTING THE FRAME IN THE REGION OF THE UPPER END THEREOF TO THE TURNTABLE FOR MOVEMENT OF SAID FRAME IN A VERTICAL PLANE, A TRACK ON THE CARRIAGE A SUBSTANTIAL DISTANCE BENEATH SAID TURNTABLE, AND EXPANSIBLE FLUID OPERABLE MEANS CONNECTED TO THE FRAME AND EXTENDING IN A SUBSTANTIALLY HORIZONTAL DIRECTION TOWARD SAID CARRIAGE AND MOVABLY BEARING ON THE TRACK TO TILT THE FRAME ABOUT SAID HORIZONTAL PIVOT MEANS WHILE PERMITTING MOVEMENT OF THE FRAME TOGETHER WITH SAID TURNTABLE ON SAID VERTICAL AXIS, SAID TURNTABLE PERMITTING MOVEMENT OF THE FRAME THROUGH A HORIZONTAL ANGLE SUCH THAT THE OUTER END OF THE FRAME COVERS A DISTANCE AT LEAST EQUAL TO THE WIDTH OF THE CARRIAGE.
Claim 2
Dependent Claim 179 words
IN AN APPARATUS FOR MINING, QUARRYING AND LOADING: A CARRIAGE, A VERTICAL COLUMN FIXEDLY SUPPORTINGLY MOUNTED ON THE CARRIAGE, MOVABLE BUCKET MEANS FOR DIGGING INTO AND SCOOPING UP THE GROUND TO BE REMOVED, A FRAME EXTENDING OUTWARDLY FROM THE COLUMN AND CARRYING SAID BUCKET MEANS, A HORIZONTAL TURNTABLE ROTATABLE ON THE UPPER END OF THE COLUMN FOR MOVEMENT ABOUT A SUBSTANTIALLY VERTICAL AXIS, HORIZONTAL PIVOT MEANS CONNECTING THE FRAME IN THE REGION OF THE UPPER END THEREOF TO THE TURNTABLE FOR MOVEMENT OF SAID FRAME IN A VERTICAL PLANE, A TRACK ON THE CARRIAGE A SUBSTANTIAL DISTANCE BENEATH SAID TURNTABLE, AND EXPANSIBLE FLUID OPERABLE MEANS CONNECTED TO THE FRAME AND EXTENDING IN A SUBSTANTIALLY HORIZONTAL DIRECTION TOWARD SAID CARRIAGE AND MOVABLY BEARING ON THE TRACK TO TILT THE FRAME ABOUT SAID HORIZONTAL PIVOT MEANS WHILE PERMITTING MOVEMENT OF THE FRAME TOGETHER WITH SAID TURNTABLE ON SAID VERTICAL AXIS, SAID TURNTABLE PERMITTING MOVEMENT OF THE FRAME THROUGH A HORIZONTAL ANGLE SUCH THAT THE OUTER END OF THE FRAME COVERS A DISTANCE AT LEAST EQUAL TO THE WIDTH OF THE CARRIAGE.

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1966-09-16 1967-03-18 1967-09-17 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1970-09-16 1971-03-18 1971-09-17 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1974-09-16 1975-03-18 1975-09-17 $7700.00 Window Closed / Lapsed

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