US3087615A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air separator
Assignee: Pangborn Corp
•
Filing: 1960-04-15
•
Granted: 1963-04-30
•
Expires: 1980-04-15
Abstract
No abstract record available.
Inventors
- 👤 George W Powell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 01:16
CPC Classifications
B; B24; B24C; B24C9/00; B24C9/006; B07; B07B; B07B4/00; B07B4/02; Y; Y02; Y02P; Y02P70/00; Y02P70/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
142 words
AN AIR SEPARATOR FOR SEPARATING FINER CONTAMINATION PARTICLES FROM A SUPPLY OF HEAVIER METAL PARTICLES COMPRISING AN OPEN BOTTOM WALLED CHAMBER, A PARTICLE FEED OPENING IN THE TOP OF THE CHAMBER, A CURVED GUIDE PLATE SUPPORTED BY THE CHAMBER WALLS FOR RECEIVING THE PARTICLES FROM SAID TOP OPENING AND ALONG WHICH SAID PARTICLES TRAVEL TO DROP OFF THE FREE END THEREOF, SAID GUIDE PLATE BEING INCLINED AT AN ANGLE OF ABOUT 30 TO 40* FROM THE HORIZONTAL AND ITS LOWERMOST LENGTH CURVED ABOUT A RADIUS OF ABOUT 6 TO 10 INCHES FOR A LENGTH OF ABOUT 5 TO 10 INCHES, THE LOWEST GUIDING PORTION OF THE PLATE BEING BROUGHT BY THE CURVE TO ABOUT 5 TO 10* FROM THE VERTICAL, AND OPENINGS IN OPPOSITE WALLS OF THE CHAMBER POSITIONED SO AS TO DIRECT A STREAM OF AIR THROUGH THE PARTICLES FALLING FROM
Claim 2
Dependent Claim
142 words
AN AIR SEPARATOR FOR SEPARATING FINER CONTAMINATION PARTICLES FROM A SUPPLY OF HEAVIER METAL PARTICLES COMPRISING AN OPEN BOTTOM WALLED CHAMBER, A PARTICLE FEED OPENING IN THE TOP OF THE CHAMBER, A CURVED GUIDE PLATE SUPPORTED BY THE CHAMBER WALLS FOR RECEIVING THE PARTICLES FROM SAID TOP OPENING AND ALONG WHICH SAID PARTICLES TRAVEL TO DROP OFF THE FREE END THEREOF, SAID GUIDE PLATE BEING INCLINED AT AN ANGLE OF ABOUT 30 TO 40* FROM THE HORIZONTAL AND ITS LOWERMOST LENGTH CURVED ABOUT A RADIUS OF ABOUT 6 TO 10 INCHES FOR A LENGTH OF ABOUT 5 TO 10 INCHES, THE LOWEST GUIDING PORTION OF THE PLATE BEING BROUGHT BY THE CURVE TO ABOUT 5 TO 10* FROM THE VERTICAL, AND OPENINGS IN OPPOSITE WALLS OF THE CHAMBER POSITIONED SO AS TO DIRECT A STREAM OF AIR THROUGH THE PARTICLES FALLING FROM
References Cited (Backward Citations)
US1031144A
Cited
FR867089A
Cited
US2601924A
Cited
US2771189A
Cited
US2850162A
Cited
US2870909A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-04-29 | 1966-10-29 | 1967-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-29 | 1970-10-29 | 1971-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-29 | 1974-10-29 | 1975-04-30 | $7700.00 | Window Closed / Lapsed |