Patent US3261508A successfully refreshed from Google Patents.
US3261508A
Expired / Lapsed
US
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Vibratory bin activator
Assignee: Individual
•
Filing: 1964-01-24
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Granted: 1966-07-19
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Expires: 1984-01-24
Abstract
No abstract record available.
Inventors
- 👤 Eugene A Wahl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 22:30
CPC Classifications
B; B65; B65G; B65G65/00; B65G65/30; B65G65/34; B65G65/40; B65G65/44; B65D; B65D88/00; B65D88/54; B65D88/64; B65D88/66
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
70 words
APPARATUS FOR PROMOTING THE FLOW OF MATERIAL FROM A STORAGE HOPPER HAVING A DISCHARGE OPENING FORMED IN THE BOTTOM THEREOF, SAID APPARATUS COMPRISING, (A) A MATERIAL-RECEIVING MEMBER HAVING A BOTTOM WALL DEFINED BY A PLURALITY OF CONCAVE SURFACES TERMINATING IN A CENTRAL OUTLET OPENING, (B) MEANS VIBRATIONALLY SUSPENDING THE MATERIAL-RECEIVING MEMBER FROM THE HOPPER AND IN SPACED POSITION TO THE HOPPER WALL, AND (C) MEANS FOR VIBRATING THE MATERIAL-RECEIVING MEMBER.
Claim 2
Dependent Claim
70 words
APPARATUS FOR PROMOTING THE FLOW OF MATERIAL FROM A STORAGE HOPPER HAVING A DISCHARGE OPENING FORMED IN THE BOTTOM THEREOF, SAID APPARATUS COMPRISING, (A) A MATERIAL-RECEIVING MEMBER HAVING A BOTTOM WALL DEFINED BY A PLURALITY OF CONCAVE SURFACES TERMINATING IN A CENTRAL OUTLET OPENING, (B) MEANS VIBRATIONALLY SUSPENDING THE MATERIAL-RECEIVING MEMBER FROM THE HOPPER AND IN SPACED POSITION TO THE HOPPER WALL, AND (C) MEANS FOR VIBRATING THE MATERIAL-RECEIVING MEMBER.
References Cited (Backward Citations)
US3216626A
Cited
US3178068A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-07-18 | 1970-01-17 | 1970-07-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-18 | 1974-01-17 | 1974-07-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-18 | 1978-01-17 | 1978-07-19 | $7700.00 | Window Closed / Lapsed |