Patent US3559243A successfully refreshed from Google Patents.
US3559243A
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Apparatus for controlling the movement of the matrix of metal-powder presses
Assignee: Mannesmann Meer AG
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Filing: 1968-05-28
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Granted: 1971-02-02
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Expires: 1988-05-28
Abstract
Abstract A MECHANISM CONTROLS, FOR INSTANCE STEPLESSLY ADJUSTABLY, THE MOVEMENT OF THE MATRIX OF A PRESS DURING THE COMPRESSION STROKE, IN DEPENDENCE ON THE MOVEMENT OF THE UPPER PUNCH. AN ELEMENT IS CONNECTED TO THE UPPER PUNCH WHICH MOVES SYNCHRONOUSLY THEREWITH AND ENGAGES A MECHANISM THAT IS CONNECTED TO THE MATRIX FOR EFFECTING MOVEMENT OF THE LATTER AFTER A PREDETERMINED MOVEMENT OF THE UPPER PUNCH.
Inventors
- 👤 Rolf Hermes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:33
CPC Classifications
B; B22; B22F; B22F3/00; B22F3/02; B22F3/03; B30; B30B; B30B11/00; B30B11/02
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) | 1974-02-01 | 1974-08-03 | 1975-02-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-02-01 | 1978-08-03 | 1979-02-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-02-01 | 1982-08-03 | 1983-02-02 | $7700.00 | Window Closed / Lapsed |