US3295768A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of vibratory-milling
Assignee: US STONEWARE Inc
•
Filing: 1964-02-07
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Granted: 1967-01-03
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Expires: 1984-02-07
Abstract
No abstract record available.
Inventors
- 👤 Frank D Moore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 04:12
CPC Classifications
B; B02; B02C; B02C17/00; B02C17/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
127 words
THE PROCESS OF VIBRATORY GRINDING IN A SUBSTANTIALLY HORIZONTAL VESSEL CONTAINING TUMBLING GRINDING MEDIA, WITH MATERIAL TO BE GROUND CONTAINED IN THE VESSEL, WHICH PROCESS COMPRISES CIRCULATING THE RESPECTIVE ENDS OF THE VESSEL IN LOOPED ECCENTRIC PATHS, EACH IN A SUBSTANTIALLY VERTICAL PLANE, WITHOUT ROTATING THE VESSEL, THE ECCENTRICITY OF ONE END OF THE VESSEL LEADING THE ECCENTRICITY OF THE OTHER END, AND THEREBY CAUSING THE GRINDING MEDIA TO MOVE IN LOOP ORBITS WITHIN THE VESSEL ABOUT A HORIZONTAL AXIS, MAKING REPEATED CONTACTS WITH ONE ANOTHER AND WITH THE WALL OF THE VESSEL, AND BY SUCH MOTION OF THE VESSEL CAUSING THE GRINDING MEDIA TO MAINTAIN A RELATIVELY CONSTANT POSITION LONGITUDINALLY WITH RESPECT TO THE ENDS OF THE VESSEL, WHILE CAUSING THE MATERIAL TO BE GROUND TO
Claim 2
Dependent Claim
127 words
THE PROCESS OF VIBRATORY GRINDING IN A SUBSTANTIALLY HORIZONTAL VESSEL CONTAINING TUMBLING GRINDING MEDIA, WITH MATERIAL TO BE GROUND CONTAINED IN THE VESSEL, WHICH PROCESS COMPRISES CIRCULATING THE RESPECTIVE ENDS OF THE VESSEL IN LOOPED ECCENTRIC PATHS, EACH IN A SUBSTANTIALLY VERTICAL PLANE, WITHOUT ROTATING THE VESSEL, THE ECCENTRICITY OF ONE END OF THE VESSEL LEADING THE ECCENTRICITY OF THE OTHER END, AND THEREBY CAUSING THE GRINDING MEDIA TO MOVE IN LOOP ORBITS WITHIN THE VESSEL ABOUT A HORIZONTAL AXIS, MAKING REPEATED CONTACTS WITH ONE ANOTHER AND WITH THE WALL OF THE VESSEL, AND BY SUCH MOTION OF THE VESSEL CAUSING THE GRINDING MEDIA TO MAINTAIN A RELATIVELY CONSTANT POSITION LONGITUDINALLY WITH RESPECT TO THE ENDS OF THE VESSEL, WHILE CAUSING THE MATERIAL TO BE GROUND TO
References Cited (Backward Citations)
US2789773A
Cited
US3179343A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-02 | 1970-07-04 | 1971-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-02 | 1974-07-04 | 1975-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-02 | 1978-07-04 | 1979-01-03 | $7700.00 | Window Closed / Lapsed |