Patent US3149759A successfully refreshed from Google Patents.
US3149759A
Expired / Lapsed
US
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Apparatus for feeding powder
Assignee: Corning Glass Works
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Filing: 1962-09-13
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Granted: 1964-09-22
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Expires: 1982-09-13
Abstract
No abstract record available.
Inventors
- 👤 John C Manley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 10:00
CPC Classifications
B; B05; B05B; B05B7/00; B05B7/14; B05B7/1404; B01; B01J; B01J8/00; B01J8/0015; B01J8/002; B05B7/1463; B65; B65G; B65G27/00; H; H05; H05H; H05H1/00; H05H1/24; H05H1/26; H05H1/32; H05H1/42; B65G2812/00; B65G2812/03; B65G2812/0384; B65G2812/0388; B65G2812/0392
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
92 words
A POWDER FEEDER COMPRISING A PRESSURE-TIGHT VESSEL, A TRACK WITHIN SAID VESSEL FORMING A PATH FOR CONVEYING A POWDER THEREON, VIBRATORY MEANS TO CAUSE SAID POWDER TO BE CONVEYED TO ONE END OF SAID TRACK, AN OUTLET FOR SAID POWDER LOCATED SUBSTANTIALLY AT SAID ONE END OF SAID TRACK, AN INLET OPENING THROUGH WHICH A GASEOUS MEDIUM IS INTRODUCED INTO SAID VESSEL, SAID OUTLET FOR SAID POWDER COMPRISING ALSO THE OUTLET FOR SAID GASEOUS MEDIUM, WHEREBY SAID POWDER IS ENTRAINED IN SAID GASEOUS MEDIUM AND CARRIED IN SUSPENSION THEREWITH THROUGH SAID OUTLET.
Claim 2
Dependent Claim
92 words
A POWDER FEEDER COMPRISING A PRESSURE-TIGHT VESSEL, A TRACK WITHIN SAID VESSEL FORMING A PATH FOR CONVEYING A POWDER THEREON, VIBRATORY MEANS TO CAUSE SAID POWDER TO BE CONVEYED TO ONE END OF SAID TRACK, AN OUTLET FOR SAID POWDER LOCATED SUBSTANTIALLY AT SAID ONE END OF SAID TRACK, AN INLET OPENING THROUGH WHICH A GASEOUS MEDIUM IS INTRODUCED INTO SAID VESSEL, SAID OUTLET FOR SAID POWDER COMPRISING ALSO THE OUTLET FOR SAID GASEOUS MEDIUM, WHEREBY SAID POWDER IS ENTRAINED IN SAID GASEOUS MEDIUM AND CARRIED IN SUSPENSION THEREWITH THROUGH SAID OUTLET.
References Cited (Backward Citations)
US2779510A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-09-22 | 1968-03-23 | 1968-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-22 | 1972-03-23 | 1972-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-22 | 1976-03-23 | 1976-09-22 | $7700.00 | Window Closed / Lapsed |