Patent US3211388A successfully refreshed from Google Patents.
US3211388A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Crusher with reciprocating movement
Assignee: Individual
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Filing: 1962-03-15
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Granted: 1965-10-12
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Expires: 1982-03-15
Abstract
No abstract record available.
Inventors
- 👤 Gartner Alfred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 01:24
CPC Classifications
B; B02; B02C; B02C1/00; B02C1/02; B02C1/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
146 words
A CRUSHER FOR COAL, ROCK, ORE AND THE LIKE COMPRISING A CRUSHING ELEMENT, MEANS FOR SUPPORTING SAID ELEMENT IN SAID CRUSHER FOR OSCILLATING MOVEMENTS RELATIVE THERETO IN SUBSTANTIALLY HORIZONTAL DIRECTIONS, SAID MEANS FOR SUPPORTING INCLUDING A PAIR OF MUTUALLY OPPOSITE SIDE WALLS, A PAIR OF CROSS BARS CONNECTING SAID PAIR OF SIDE WALLS, SAID ELEMENT HAVING UPPER AND LOWER WALLS, AND ELASTIC VIBRATION DAMPING MEANS BETWEEN SAID UPPER WALL AND ONE OF SAID PAIR OF CROSS BARS AND BETWEEN SAID LOWER WALL AND THE OTHER OF SAID PAIR OF CROSS BARS, MEANS FOR IMPARTING SAID OSCILLATING MOVEMENTS TO SAID CRUSHER ELEMENT COMPRISING AT LEAST TWO ECCENTRIC WEIGHT MEMBERS, TWO PARALLEL, ONE OF SAID SHAFTS BEING DISPOSED ABOVE THE OTHER MEMBERS, ONE OF SAID SHAFTS BEING DISPOSED ABOVE THE OTHER OF SAID SHAFTS, MEANS FOR ROTATING SAID SHAFTS SIMULTANEOUSLY IN OPPOSITE DIRECTIONS TO AUSE SAID MOVEMENTS IN
Claim 2
Dependent Claim
146 words
A CRUSHER FOR COAL, ROCK, ORE AND THE LIKE COMPRISING A CRUSHING ELEMENT, MEANS FOR SUPPORTING SAID ELEMENT IN SAID CRUSHER FOR OSCILLATING MOVEMENTS RELATIVE THERETO IN SUBSTANTIALLY HORIZONTAL DIRECTIONS, SAID MEANS FOR SUPPORTING INCLUDING A PAIR OF MUTUALLY OPPOSITE SIDE WALLS, A PAIR OF CROSS BARS CONNECTING SAID PAIR OF SIDE WALLS, SAID ELEMENT HAVING UPPER AND LOWER WALLS, AND ELASTIC VIBRATION DAMPING MEANS BETWEEN SAID UPPER WALL AND ONE OF SAID PAIR OF CROSS BARS AND BETWEEN SAID LOWER WALL AND THE OTHER OF SAID PAIR OF CROSS BARS, MEANS FOR IMPARTING SAID OSCILLATING MOVEMENTS TO SAID CRUSHER ELEMENT COMPRISING AT LEAST TWO ECCENTRIC WEIGHT MEMBERS, TWO PARALLEL, ONE OF SAID SHAFTS BEING DISPOSED ABOVE THE OTHER MEMBERS, ONE OF SAID SHAFTS BEING DISPOSED ABOVE THE OTHER OF SAID SHAFTS, MEANS FOR ROTATING SAID SHAFTS SIMULTANEOUSLY IN OPPOSITE DIRECTIONS TO AUSE SAID MOVEMENTS IN
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) | 1968-10-11 | 1969-04-12 | 1969-10-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-11 | 1973-04-12 | 1973-10-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-11 | 1977-04-12 | 1977-10-12 | $7700.00 | Window Closed / Lapsed |