US3285524A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Motor mill
Assignee: Individual
•
Filing: 1964-01-13
•
Granted: 1966-11-15
•
Expires: 1984-01-13
Abstract
No abstract record available.
Inventors
- 👤 Clarence H Dicus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 00:21
CPC Classifications
B; B02; B02C; B02C2/00; B02C2/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
148 words
A MOTOR MILL COMPRISING, A SHELL HAVING OPPOSITE OPEN ENDS, A FIRST AND A SECOND CAP SECURED TO SAID SHELL OPPOSITE ENDS FORMING AN ENCLOSED CHAMBER, SAID FIRST CAP HAVING AN INTAKE PASSAGEWAY COMMUNICATING THERETHROUGH INTO SAID CHAMBER, AN ELECTRIC MOTOR STATOR ASSEMBLY MOUNTED IN SAID CHAMBER, BETWEEN SAID FIRST AND SECOND CAPS AND INCLUDING A MAGNETIC CORE CARRYING A FIELD WINDING, SAID CORE BEING ENCAPSULATED IN NON-MAGNETIC PROTECTIVE MATERIAL AND DEFINING AN INTERIOR ANNULAR SURFACE, A RELATIVELY THIN MILL SLEEVE OF NON-MAGNETIC MATERIAL AND HAVING AN OUTSIDE SURFACE ENGAGING SAID STATOR ASSEMBLY INTERIRO SURFACE, SAID MILL SLEEVE HAVING AN INTERIOR SURFACE WITH A PLURALITY OF CLOSELY SPACED MILLING GROOVES THEREON, SAID FIRST CAP HAVING A CENTRAL HOUSING, A BEARING SUPPORTED IN SAID FIRST CAP HOUSING COAXIALLY OF SAID CHAMBER, SAID SECOND CAP HAVING A CENTRAL HOUSING, A BEARING SUPPORTED IN SAID SECOND CAP HOUSING COAXIALLY OF SAID
Claim 2
Dependent Claim
148 words
A MOTOR MILL COMPRISING, A SHELL HAVING OPPOSITE OPEN ENDS, A FIRST AND A SECOND CAP SECURED TO SAID SHELL OPPOSITE ENDS FORMING AN ENCLOSED CHAMBER, SAID FIRST CAP HAVING AN INTAKE PASSAGEWAY COMMUNICATING THERETHROUGH INTO SAID CHAMBER, AN ELECTRIC MOTOR STATOR ASSEMBLY MOUNTED IN SAID CHAMBER, BETWEEN SAID FIRST AND SECOND CAPS AND INCLUDING A MAGNETIC CORE CARRYING A FIELD WINDING, SAID CORE BEING ENCAPSULATED IN NON-MAGNETIC PROTECTIVE MATERIAL AND DEFINING AN INTERIOR ANNULAR SURFACE, A RELATIVELY THIN MILL SLEEVE OF NON-MAGNETIC MATERIAL AND HAVING AN OUTSIDE SURFACE ENGAGING SAID STATOR ASSEMBLY INTERIRO SURFACE, SAID MILL SLEEVE HAVING AN INTERIOR SURFACE WITH A PLURALITY OF CLOSELY SPACED MILLING GROOVES THEREON, SAID FIRST CAP HAVING A CENTRAL HOUSING, A BEARING SUPPORTED IN SAID FIRST CAP HOUSING COAXIALLY OF SAID CHAMBER, SAID SECOND CAP HAVING A CENTRAL HOUSING, A BEARING SUPPORTED IN SAID SECOND CAP HOUSING COAXIALLY OF SAID
References Cited (Backward Citations)
US951368A
Cited
US1399976A
Cited
US1863184A
Cited
US2909332A
Cited
US2976808A
Cited
US3094291A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-14 | 1970-05-16 | 1970-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-14 | 1974-05-16 | 1974-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-14 | 1978-05-16 | 1978-11-15 | $7700.00 | Window Closed / Lapsed |