US3111235A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Salzgitter Maschinen AG
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Filing: 1960-06-20
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Granted: 1963-11-19
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Expires: 1980-06-20
Abstract
No abstract record available.
Inventors
- 👤 Holtermann Clemens
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 07:03
CPC Classifications
E; E02; E02F; E02F3/00; E02F3/04; E02F3/28; E02F3/34; E02F3/345; E02F3/348; E02F3/3486; E02F9/00; E02F9/02; E02F9/022
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
352 words
IN A LOADING MACHINE, IN COMBINATION, CARRIAGE MEANS MOVABLE IN LONGITUDINAL DIRECTION AND HAVING AN UPPER SURFACE HAVING A FRONT END; A LOADING SHOVEL; LIFTING MEANS MOUNTED ON SAID CARRIAGE MEANS AND INCLUDING ROCKER MEANS HAVING A CAM SURFACE ENGAGING SAID UPPER SURFACE OF SAID CARRIAGE MEANS IN THE REGION OF SAID FRONT END THEREOF, LEVER MEANS CONNECTED IN THE REGION OF ONE END THEREOF TO SAID ROCKER MEANS AND PROJECTING WITH THE OTHER END THEREOF UPWARDLY BEYOND SAID ROCKER MEANS AND CARRYING IN THE REGION OF SAID ONE END SAID SHOVEL FOR MOVING THE LATTER BETWEEN A LOWERED LOADING POSITION AND A RAISED POSITION DURING TILTING OF SAID LEVER MEANS BETWEEN A POSITION FORWARDLY INCLINED RELATIVE TO SAID UPPER SURFACE AND A REARWARDLY INCLINED POSITION AND SIMULTANEOUS ROLLING OF SAID CAM SURFACE ON SAID UPPER SURFACE OF SAID CARRIAGE MEANS, AND MEANS CONNECTED TO SAID OTHER END OF SAID LEVER MEANS FOR TILTING THE LATTER BETWEEN SAID POSITION THEREOF; A PAIR OF FIRST PIVOT MEANS MOUNTED ON SAID LIFTING MEANS SPACED FROM EACH OTHER IN A DIRECTION TRANSVERSE TO SAID LONGITUDINAL DIRECTION; A PAIR OF SECOND PIVOT MEANS ON SAID LOADING SHOVEL SPACED IN SAID TRANSVERSE DIRECTION A DISTANCE EQUAL TO THE SPACING BETWEEN SAID FIRST PIVOT MEANS AND RESPECTIVELY ALIGNED WITH SAID PAIR OF FIRST PIVOT MEANS; AXLE MEANS FOR SELECTIVELY CONNECTING ONE OF THE FIRST PIVOT MEANS WITH THE ONE OF SAID SECOND PIVOT MEANS ALIGNED THEREWITH SO THAT SAID SHOVEL MAY BE TILTED ABOUT SAID AXLE MEANS; ELONGATED TILTING MEANS MOVABLE BETWEEN AN EXPANDED AND A CONTRACTED POSITION AND PIVOTALLY CONNECTED AT OPPOSITE ENDS THEREOF TO SAID LIFTING MEANS AND SAID SHOVEL BETWEEN SAID FIRST AND SECOND PIVOT MEANS, RESPECTIVELY, FOR TILTING SAID SHOVEL IN SAID RAISED POSITION ABOUT SAID AXLE MEANS, WHEREBY SAID TILTING MEANS WILL TILT SAID SHOVEL TO ONE SIDE OF THE CARRIAGE MEANS WHEN SAID AXLE MEANS IS USED TO CONNECT ONE OF SAID ALIGNED FIRST AND SECOND PIVOT MEANS AND TO THE OTHER SIDE OF SAID CARRIAGE MEANS WHEN SAID AXLE MEANS IS USED TO CONNECT THE OTHER OF SAID ALIGNED PIVOT MEANS.
Claim 2
Dependent Claim
352 words
IN A LOADING MACHINE, IN COMBINATION, CARRIAGE MEANS MOVABLE IN LONGITUDINAL DIRECTION AND HAVING AN UPPER SURFACE HAVING A FRONT END; A LOADING SHOVEL; LIFTING MEANS MOUNTED ON SAID CARRIAGE MEANS AND INCLUDING ROCKER MEANS HAVING A CAM SURFACE ENGAGING SAID UPPER SURFACE OF SAID CARRIAGE MEANS IN THE REGION OF SAID FRONT END THEREOF, LEVER MEANS CONNECTED IN THE REGION OF ONE END THEREOF TO SAID ROCKER MEANS AND PROJECTING WITH THE OTHER END THEREOF UPWARDLY BEYOND SAID ROCKER MEANS AND CARRYING IN THE REGION OF SAID ONE END SAID SHOVEL FOR MOVING THE LATTER BETWEEN A LOWERED LOADING POSITION AND A RAISED POSITION DURING TILTING OF SAID LEVER MEANS BETWEEN A POSITION FORWARDLY INCLINED RELATIVE TO SAID UPPER SURFACE AND A REARWARDLY INCLINED POSITION AND SIMULTANEOUS ROLLING OF SAID CAM SURFACE ON SAID UPPER SURFACE OF SAID CARRIAGE MEANS, AND MEANS CONNECTED TO SAID OTHER END OF SAID LEVER MEANS FOR TILTING THE LATTER BETWEEN SAID POSITION THEREOF; A PAIR OF FIRST PIVOT MEANS MOUNTED ON SAID LIFTING MEANS SPACED FROM EACH OTHER IN A DIRECTION TRANSVERSE TO SAID LONGITUDINAL DIRECTION; A PAIR OF SECOND PIVOT MEANS ON SAID LOADING SHOVEL SPACED IN SAID TRANSVERSE DIRECTION A DISTANCE EQUAL TO THE SPACING BETWEEN SAID FIRST PIVOT MEANS AND RESPECTIVELY ALIGNED WITH SAID PAIR OF FIRST PIVOT MEANS; AXLE MEANS FOR SELECTIVELY CONNECTING ONE OF THE FIRST PIVOT MEANS WITH THE ONE OF SAID SECOND PIVOT MEANS ALIGNED THEREWITH SO THAT SAID SHOVEL MAY BE TILTED ABOUT SAID AXLE MEANS; ELONGATED TILTING MEANS MOVABLE BETWEEN AN EXPANDED AND A CONTRACTED POSITION AND PIVOTALLY CONNECTED AT OPPOSITE ENDS THEREOF TO SAID LIFTING MEANS AND SAID SHOVEL BETWEEN SAID FIRST AND SECOND PIVOT MEANS, RESPECTIVELY, FOR TILTING SAID SHOVEL IN SAID RAISED POSITION ABOUT SAID AXLE MEANS, WHEREBY SAID TILTING MEANS WILL TILT SAID SHOVEL TO ONE SIDE OF THE CARRIAGE MEANS WHEN SAID AXLE MEANS IS USED TO CONNECT ONE OF SAID ALIGNED FIRST AND SECOND PIVOT MEANS AND TO THE OTHER SIDE OF SAID CARRIAGE MEANS WHEN SAID AXLE MEANS IS USED TO CONNECT THE OTHER OF SAID ALIGNED PIVOT MEANS.
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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) | 1966-11-18 | 1967-05-20 | 1967-11-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-11-18 | 1971-05-20 | 1971-11-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-11-18 | 1975-05-20 | 1975-11-19 | $7700.00 | Window Closed / Lapsed |