US3165012A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Forging machine
Assignee: Individual
•
Filing: 1962-11-16
•
Granted: 1965-01-12
•
Expires: 1982-11-16
Abstract
No abstract record available.
Inventors
- 👤 Kralowetz Bruno
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 11:24
CPC Classifications
F; F16; F16C; F16C19/00; F16C19/54; F16C19/55; B; B21; B21J; B21J7/00; B21J7/02; B21J7/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
238 words
A FORGING MACHINE WHICH COMPRISES A FORGING BOX ADAPTED TO HAVE A WORKPIECE PASSED THERETHROUGH IN THE DIRECTION OF A LONGITUDINAL AXIS OF SAID WORKPIECE, A PLURALITY OF HAMMERS EVENLY SPACED AROUND SAID WORKPIECE AND MOUNTED IN SAID HOUSING FOR A MOVEMENT IN A RADIAL DIRECTION WITH RESPECT TO SAID WORKPIECE, A PLURALITY OF CYLINDRICAL WITH RESPECT TO SAID WORKPIECE, A PLURALITY OF HOUSINGS, A PLURALITY OF DRIVING SHAFTS, EACH OF WHICH IS ECCENTRICALLY MOUNTED IN ONE OF SAID HOUSINGS AND CARRIES AN ECCENTRIC IN DRIVING CONNECTION WITH ONE OF SAID HAMMERS TO MOVE IT RADIALLY INWARDLY WITH RESPECT TO SAID WORKPIECE, WHEREBY A ROTATION OF EACH OF SAID HOUSINGS IN ONE DIRECTION WILL CAUSE A RADIALLY OUTWARD SETTING MOVEMENT AND A ROTATION IN THE OPPOSITE DIRECTION WILL CAUSE A RADIALLY INWARD SETTING MOVEMENT OF ONE OF SAID HAMMERS, SAID MACHINE FURTHER COMPRISING A PLURALITY OF HYDRAULIC CYLINDERS, EACH OF WHICH CONTAINS A BACKING PISTON SLIDABLE IN SAID CYLINDER AND CONNECTED TO ONE OF SAID ADJUSTING HOUSINGS, CONDUIT MEANS, A SOURCE OF HYDRAULIC PRESSURE CONNECTED BY SAID CONDUIT MEANS TO SAID HYDRAULIC CYLINDERS TO OPPOSE A MOVEMENT OF SAID PISTON IN A DIRECTION CORRESPONDING TO A ROTATION OF SAID HOUSING IN SAID ONE DIRECTION, AND OVERPRESSURE RELIEF VALVE MEANS CONNECTED TO SAID HYDRAULIC CYLINDERS AND ARRANGED TO OPEN AND RELIEVE PRESSURE FROM SAID CYLINDERS IN A RESPONSE TO A PRESSURE IN SAID CONDUIT MEANS EXCEEDING A PREDETERMINED VALUE.
Claim 2
Dependent Claim
238 words
A FORGING MACHINE WHICH COMPRISES A FORGING BOX ADAPTED TO HAVE A WORKPIECE PASSED THERETHROUGH IN THE DIRECTION OF A LONGITUDINAL AXIS OF SAID WORKPIECE, A PLURALITY OF HAMMERS EVENLY SPACED AROUND SAID WORKPIECE AND MOUNTED IN SAID HOUSING FOR A MOVEMENT IN A RADIAL DIRECTION WITH RESPECT TO SAID WORKPIECE, A PLURALITY OF CYLINDRICAL WITH RESPECT TO SAID WORKPIECE, A PLURALITY OF HOUSINGS, A PLURALITY OF DRIVING SHAFTS, EACH OF WHICH IS ECCENTRICALLY MOUNTED IN ONE OF SAID HOUSINGS AND CARRIES AN ECCENTRIC IN DRIVING CONNECTION WITH ONE OF SAID HAMMERS TO MOVE IT RADIALLY INWARDLY WITH RESPECT TO SAID WORKPIECE, WHEREBY A ROTATION OF EACH OF SAID HOUSINGS IN ONE DIRECTION WILL CAUSE A RADIALLY OUTWARD SETTING MOVEMENT AND A ROTATION IN THE OPPOSITE DIRECTION WILL CAUSE A RADIALLY INWARD SETTING MOVEMENT OF ONE OF SAID HAMMERS, SAID MACHINE FURTHER COMPRISING A PLURALITY OF HYDRAULIC CYLINDERS, EACH OF WHICH CONTAINS A BACKING PISTON SLIDABLE IN SAID CYLINDER AND CONNECTED TO ONE OF SAID ADJUSTING HOUSINGS, CONDUIT MEANS, A SOURCE OF HYDRAULIC PRESSURE CONNECTED BY SAID CONDUIT MEANS TO SAID HYDRAULIC CYLINDERS TO OPPOSE A MOVEMENT OF SAID PISTON IN A DIRECTION CORRESPONDING TO A ROTATION OF SAID HOUSING IN SAID ONE DIRECTION, AND OVERPRESSURE RELIEF VALVE MEANS CONNECTED TO SAID HYDRAULIC CYLINDERS AND ARRANGED TO OPEN AND RELIEVE PRESSURE FROM SAID CYLINDERS IN A RESPONSE TO A PRESSURE IN SAID CONDUIT MEANS EXCEEDING A PREDETERMINED VALUE.
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) | 1968-01-12 | 1968-07-13 | 1969-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-01-12 | 1972-07-13 | 1973-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-01-12 | 1976-07-13 | 1977-01-12 | $7700.00 | Window Closed / Lapsed |