Patent US3193153A successfully refreshed from Google Patents.
US3193153A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for controlling the continuous transfer of powdered materials
Assignee: Individual
•
Filing: 1963-09-24
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Granted: 1965-07-06
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Expires: 1983-09-24
Abstract
No abstract record available.
Inventors
- 👤 Hosokawa Masuo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 21:41
CPC Classifications
G; G01; G01F; G01F13/00; G01F13/001
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
91 words
A DEVICE FOR CONTROLLING CONTINUOUS TRANSFER OF POWDERED MATERIALS COMPRISING A TUBULAR BODY HAVING MEANS ON ONE END FOR INTRODUCING THE MATERIAL TO BE TRANSFERRED, A DISC ADJOINING THE OTHER END OF SAID BODY, A PERIPHERAL WALL SURROUNDING SAID DISC AND EXTENDING IN THE DIRECTION OF SAID BODY, MEANS FOR ADJUSTING THE HEIGHT OF SAID WALL RELATIVE TO SAID DISC, AND MEANS FOR VIBRATING SAID DISC TO CAUSE THE POWDERED MATERIAL TO FLOW BETWEEN SAID OTHER END OF THE BODY AND SAID DISC AND OVER THE EDGE OF SAID PERIPHERAL WALL.
Claim 2
Independent Claim
91 words
A DEVICE FOR CONTROLLING CONTINUOUS TRANSFER OF POWDERED MATERIALS COMPRISING A TUBULAR BODY HAVING MEANS ON ONE END FOR INTRODUCING THE MATERIAL TO BE TRANSFERRED, A DISC ADJOINING THE OTHER END OF SAID BODY, A PERIPHERAL WALL SURROUNDING SAID DISC AND EXTENDING IN THE DIRECTION OF SAID BODY, MEANS FOR ADJUSTING THE HEIGHT OF SAID WALL RELATIVE TO SAID DISC, AND MEANS FOR VIBRATING SAID DISC TO CAUSE THE POWDERED MATERIAL TO FLOW BETWEEN SAID OTHER END OF THE BODY AND SAID DISC AND OVER THE EDGE OF SAID PERIPHERAL WALL.
References Cited (Backward Citations)
US2729362A
Cited
GB907131A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-07-05 | 1969-01-04 | 1969-07-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-05 | 1973-01-04 | 1973-07-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-05 | 1977-01-04 | 1977-07-06 | $7700.00 | Window Closed / Lapsed |