Patent US3225410A successfully refreshed from Google Patents.
US3225410A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hammer press
Assignee: Wehr Corp
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Filing: 1959-12-09
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Granted: 1965-12-28
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Expires: 1979-12-09
Abstract
No abstract record available.
Inventors
- 👤 Neil E Boyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 01:26
CPC Classifications
B; B28; B28B; B28B1/00; B28B1/04; B30; B30B; B30B11/00; B30B11/02; B30B11/022
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
182 words
A HAMMER PRESS FOR COMPACTING FIRE BRICK OR OTHER MATERIAL TO SUBSTANTIALLY UNIFORM DENSITY COMPRISING THE COMBINATION OF AN OPEN ENDED MOLD BOX, PLATENS GUIDED FOR MOVEMENT TOWARD AND AWAY FROM THE OPEN ENDS OF SAID MOLD BOX, A PAIR OF PRESSURE APPLYING POWER CYLINDERS MOUNTED IN SPACED PARALLEL STATIONARY RELATION IN RESPECT TO AND AT THE OUTER SIDE OF EACH PLATEN, PISTONS OPERATING IN SAID SPACED PRESSURE APPLYING CYLINDERS AND CONNECTED WITH SAID PLATENS, A HAMMER CYLINDER MOUNTED ON THE OUTER SIDE OF EACH PLATEN BETWEEN THE POWER CYLINDERS AND PISTONS CONNECTED WITH THAT PLATEN, RAMS OPERATING IN SAID HAMMER CYLINDERS, SAID PLATENS HAVING OPENINGS IN LINE WITH SAID RAMS, ANVILS AT THE INNER SIDES OF SAID PLATENS IN LINE WITH SAID RAM OPENINGS IN POSITION FOR ENGAGEMENT BY SAID RAMS, MEANS CONFINING SAID ANVILS TO SAID PLATENS WITH LIMITED FREE MOVEMENT OF SAID ANVILS TOWARD AND AWAY FROM SAID PLATENS AND DIES FOR CLOSING THE OPEN ENDS OF THE MOLD BOX, CONNECTED WITH SAID ANVILS TO RECEIVE THE IMPACT FORCE OF THE RAMS AND TO TRANSMIT THE EFFECT OF HAMMER
Claim 2
Dependent Claim
182 words
A HAMMER PRESS FOR COMPACTING FIRE BRICK OR OTHER MATERIAL TO SUBSTANTIALLY UNIFORM DENSITY COMPRISING THE COMBINATION OF AN OPEN ENDED MOLD BOX, PLATENS GUIDED FOR MOVEMENT TOWARD AND AWAY FROM THE OPEN ENDS OF SAID MOLD BOX, A PAIR OF PRESSURE APPLYING POWER CYLINDERS MOUNTED IN SPACED PARALLEL STATIONARY RELATION IN RESPECT TO AND AT THE OUTER SIDE OF EACH PLATEN, PISTONS OPERATING IN SAID SPACED PRESSURE APPLYING CYLINDERS AND CONNECTED WITH SAID PLATENS, A HAMMER CYLINDER MOUNTED ON THE OUTER SIDE OF EACH PLATEN BETWEEN THE POWER CYLINDERS AND PISTONS CONNECTED WITH THAT PLATEN, RAMS OPERATING IN SAID HAMMER CYLINDERS, SAID PLATENS HAVING OPENINGS IN LINE WITH SAID RAMS, ANVILS AT THE INNER SIDES OF SAID PLATENS IN LINE WITH SAID RAM OPENINGS IN POSITION FOR ENGAGEMENT BY SAID RAMS, MEANS CONFINING SAID ANVILS TO SAID PLATENS WITH LIMITED FREE MOVEMENT OF SAID ANVILS TOWARD AND AWAY FROM SAID PLATENS AND DIES FOR CLOSING THE OPEN ENDS OF THE MOLD BOX, CONNECTED WITH SAID ANVILS TO RECEIVE THE IMPACT FORCE OF THE RAMS AND TO TRANSMIT THE EFFECT OF HAMMER
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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) | 1968-12-27 | 1969-06-28 | 1969-12-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-27 | 1973-06-28 | 1973-12-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-27 | 1977-06-28 | 1977-12-28 | $7700.00 | Window Closed / Lapsed |