US3083920A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Grinding mill
Assignee: Gebr Pfeiffer Barbarossawerke AG
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Filing: 1962-05-17
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Granted: 1963-04-02
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Expires: 1982-05-17
Abstract
No abstract record available.
Inventors
- 👤 Schauer Siegfried
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 17:06
CPC Classifications
B; B02; B02C; B02C15/00; B02C15/007
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
119 words
IN A GRINDING MILL HAVING A GRINDING DISC, A PLURALITY OF ROLLERS ROLLINGLY ENGAGING THE SURFACE OF THE DISC AND CIRCUMFERENTIALLY SPACED AROUND AN AXIS AND MEANS MOUNTING THE ROLLERS AND THE DISC FOR RELATIVE ROTATION THEREBETWEEN ABOUT SAID AXIS, MOUNTING MEANS FOR SAID ROLLERS COMPRISING A COMMON CARRIER FOR ALL THE ROLLERS, A FRAME FOR EACH ROLLER, MEANS JOURNALLING EACH ROLLER IN ONE OF SAID FRAMES FOR ROTATION ABOUT AN AXIS RADIAL TO SAID RELATIVE AXIS OF ROTATION, AND MEANS MOUNTING EACH FRAME FOR UNIVERSAL MOVEMENT ON THE CARRIER, SAID MOUNTING MEANS INCLUDING RESILIENT MEANS BETWEEN THE FRAME AND THE CARRIER SPACED APART ON EITHER SIDE OF A PERPENDICULAR PLANE THROUGH THE AXIS OF ROTATION OF THE ROLLER.
Claim 2
Dependent Claim
119 words
IN A GRINDING MILL HAVING A GRINDING DISC, A PLURALITY OF ROLLERS ROLLINGLY ENGAGING THE SURFACE OF THE DISC AND CIRCUMFERENTIALLY SPACED AROUND AN AXIS AND MEANS MOUNTING THE ROLLERS AND THE DISC FOR RELATIVE ROTATION THEREBETWEEN ABOUT SAID AXIS, MOUNTING MEANS FOR SAID ROLLERS COMPRISING A COMMON CARRIER FOR ALL THE ROLLERS, A FRAME FOR EACH ROLLER, MEANS JOURNALLING EACH ROLLER IN ONE OF SAID FRAMES FOR ROTATION ABOUT AN AXIS RADIAL TO SAID RELATIVE AXIS OF ROTATION, AND MEANS MOUNTING EACH FRAME FOR UNIVERSAL MOVEMENT ON THE CARRIER, SAID MOUNTING MEANS INCLUDING RESILIENT MEANS BETWEEN THE FRAME AND THE CARRIER SPACED APART ON EITHER SIDE OF A PERPENDICULAR PLANE THROUGH THE AXIS OF ROTATION OF THE ROLLER.
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) | 1966-04-01 | 1966-10-01 | 1967-04-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-01 | 1970-10-01 | 1971-04-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-01 | 1974-10-01 | 1975-04-02 | $7700.00 | Window Closed / Lapsed |