Patent US3284059A successfully refreshed from Google Patents.
US3284059A
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Mulling shoe mixer
Assignee: National Engineering Co
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Filing: 1965-03-18
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Granted: 1966-11-08
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Expires: 1985-03-18
Abstract
No abstract record available.
Inventors
- 👤 Elbert C Troy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 23:52
CPC Classifications
B; B02; B02C; B02C19/00; B02C19/10; B22; B22C; B22C5/00; B22C5/04; B22C5/0409; B22C5/044
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
107 words
APPARATUS FOR CONDITIONING MATERIAL COMPRISING A MIXING CHAMBER HAVING A BOTTOM WALL FOR SUPPORTING A MASS OF SAID MATERIAL, A MIXING HEAD ASSEMBLY MOUNTED IN SAID CHAMBER FOR ROTATION IN ONE DIRECTION ABOUT A CENTRAL AXIS, SAID HEAD ASSEMBLY INCLUDING A PRESSURE SHOE FOR FORCING SAID MATERIAL AGAINST SAID BOTTOM WALL, MEANS MOUNTING SAID SHOE FOR PIVOTAL MOVEMENT ABOUT A PIVOT AXIS EXTENDING OUTWARDLY OF SAID CENTRAL AXIS, SAID SHOE INCLUDING A BODY PORTION EXTENDING TO TRAIL SAID PIVOT AXIS IN A DIRECTION OPPOSITE SAID DIRECTION OF ROTATION, SAID BODY PORTION INCLUDING AN ENLARGED PRESSURE SURFACE FACIN SAID BOTTOM WALL AND SLOPING UPWARDLY TOWARD SAID PIVOT AXIS.
Claim 2
Dependent Claim
107 words
APPARATUS FOR CONDITIONING MATERIAL COMPRISING A MIXING CHAMBER HAVING A BOTTOM WALL FOR SUPPORTING A MASS OF SAID MATERIAL, A MIXING HEAD ASSEMBLY MOUNTED IN SAID CHAMBER FOR ROTATION IN ONE DIRECTION ABOUT A CENTRAL AXIS, SAID HEAD ASSEMBLY INCLUDING A PRESSURE SHOE FOR FORCING SAID MATERIAL AGAINST SAID BOTTOM WALL, MEANS MOUNTING SAID SHOE FOR PIVOTAL MOVEMENT ABOUT A PIVOT AXIS EXTENDING OUTWARDLY OF SAID CENTRAL AXIS, SAID SHOE INCLUDING A BODY PORTION EXTENDING TO TRAIL SAID PIVOT AXIS IN A DIRECTION OPPOSITE SAID DIRECTION OF ROTATION, SAID BODY PORTION INCLUDING AN ENLARGED PRESSURE SURFACE FACIN SAID BOTTOM WALL AND SLOPING UPWARDLY TOWARD SAID PIVOT AXIS.
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) | 1969-11-07 | 1970-05-09 | 1970-11-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-07 | 1974-05-09 | 1974-11-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-07 | 1978-05-09 | 1978-11-08 | $7700.00 | Window Closed / Lapsed |