US3176439A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine tool workpiece support
Assignee: Milacron Inc
•
Filing: 1962-12-21
•
Granted: 1965-04-06
•
Expires: 1982-12-21
Abstract
No abstract record available.
Inventors
- 👤 Robert G Gabriel
- 👤 Jason R Lemon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 19:14
CPC Classifications
B; B24; B24B; B24B41/00; B24B41/06; B24B41/061; Y; Y10; Y10T; Y10T279/00; Y10T279/12; Y10T279/23; Y10T279/26
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
98 words
IN A SUPPORT TO CARRY AN ANNULAR WORKPIECE FOR A MACHINING OPERATION ON THE EXTERNAL PERIPHERAL SURFACE THEREOF, AN ABUTMENT SURFACE TO ENGAGE ONE END OF THE WORKPIECE, A SUPPORT SURFAC E IN REGISTRATION WITH A WORKPIECE ENGAGED WITH SAID ABUTMENT SURFACE AND ENCIRCLING WITH CLEARANCE THE INNER PERIPHERAL SURFACE OF SAID WORKPIECE, SAID SUPPORT SURFACE HAVING A PLURALITY OF ANGULARLY SPACED OPENINGS THEREIN FOR THE DISCHARGE OF FLUID UNDER PRESSURE, AND A PLURALITY OF BARRIERS CARRIED BY SAID SUPPORT TO YIELDABLY ENGAGE THE INNER PERIPHERAL SURFACE OF THE WORKPIECE AND IMPEDE CIRCUMFERENTIAL FLUID FLOW AROUND THE WORKPIECE.
References Cited (Backward Citations)
US2530615A
Cited
US2753388A
Cited
US2706369A
Cited
US2715304A
Cited
US2723499A
Cited
US2784534A
Cited
US2826420A
Cited
US2754641A
Cited
US2924917A
Cited
US2927406A
Cited
US2981037A
Cited
US3040486A
Cited
US2965384A
Cited
US3056238A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-04-05 | 1968-10-05 | 1969-04-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-05 | 1972-10-05 | 1973-04-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-05 | 1976-10-05 | 1977-04-06 | $7700.00 | Window Closed / Lapsed |