Patent US2968296A successfully refreshed from Google Patents.
Patent US3331561A successfully refreshed from Google Patents.
US3331561A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Material chopping and comminuting device
Assignee: International Motors LLC
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Filing: 1965-03-22
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Granted: 1967-07-18
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Expires: 1985-03-22
Abstract
No abstract record available.
Inventors
- 👤 Morkoski James
- 👤 Wilbur H Clendenin
- 👤 Jr James Corwith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 07:33
CPC Classifications
A; A01; A01F; A01F29/00; A01F29/09; A01F29/095; B; B02; B02C; B02C18/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
118 words
A CHOPPER COMPRISING A CENTER SHAFT, A MOUNTING STRUCTURE COMPRISING PAIRS OF PLATES CONNECTED TO THE SHAFT AND SPACED AXIALLY THEREOF, EACH PAIR OF PLATES HAVING KNIFE SEATING SURFACES THEREON EXTENDING CHORDALLY WITH RESPECT TO SAID SHAFT, A KNIFE SEATING SEALED UPON THE SURFACES OF EACH PAIR OF PLATES, EACH PAIR OF PLATES HAVING A SET OF AXIALLY ALIGNED TRANSVERSE OPENINGS BENEATH THE RESPECTIVE SEATING SURFACES, A HOLDING ELEMENT EXTENDING THROUGH EACH SET OF OPENINGS AND HAVING FLANGE PORTIONS FLANKING THE REMOTE SIDES OF THE RELATED OF PLATES, A BOLT EXTENDING BETWEEN EACH PAIR OF PLATES THROUGH AN OPENING IN THE KNIFE AND THREADED INTO THE RESPECTIVE HOLDING ELEMENT FOR DRAWING UP THE KNIFE TO THE RESPECTIVE SURFACES.
Claim 2
Dependent Claim
118 words
A CHOPPER COMPRISING A CENTER SHAFT, A MOUNTING STRUCTURE COMPRISING PAIRS OF PLATES CONNECTED TO THE SHAFT AND SPACED AXIALLY THEREOF, EACH PAIR OF PLATES HAVING KNIFE SEATING SURFACES THEREON EXTENDING CHORDALLY WITH RESPECT TO SAID SHAFT, A KNIFE SEATING SEALED UPON THE SURFACES OF EACH PAIR OF PLATES, EACH PAIR OF PLATES HAVING A SET OF AXIALLY ALIGNED TRANSVERSE OPENINGS BENEATH THE RESPECTIVE SEATING SURFACES, A HOLDING ELEMENT EXTENDING THROUGH EACH SET OF OPENINGS AND HAVING FLANGE PORTIONS FLANKING THE REMOTE SIDES OF THE RELATED OF PLATES, A BOLT EXTENDING BETWEEN EACH PAIR OF PLATES THROUGH AN OPENING IN THE KNIFE AND THREADED INTO THE RESPECTIVE HOLDING ELEMENT FOR DRAWING UP THE KNIFE TO THE RESPECTIVE SURFACES.
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) | 1970-07-17 | 1971-01-16 | 1971-07-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-17 | 1975-01-16 | 1975-07-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-17 | 1979-01-16 | 1979-07-18 | $7700.00 | Window Closed / Lapsed |