US3254753A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hopper feed apparatus
Assignee: Cherry Burrell Corp
•
Filing: 1962-09-25
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Granted: 1966-06-07
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Expires: 1982-09-25
Abstract
No abstract record available.
Inventors
- 👤 Samuel S Aidlin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 19:07
CPC Classifications
B; B65; B65G; B65G47/00; B65G47/02; B65G47/04; B65G47/12; B65G47/14; B65G47/1407; B65G47/1414; B65G47/1428
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
131 words
HOPPER FEED APPARATUS OF THE CHARACTER DESCRIBED FOR THE AUTOMATIC FEEDING OF ARTICLES HAVING ONE END PORTION OF LESSER THICKNESS THAN THE OTHER END PORTION THEREOF, THE ARTICLE TAPERING FROM ITS THICKER END PORTION TO THE THINNER END PORTION, SAID APPARATUS INCLUDING A HOPPER BOTTOM DISPOSED AT AN ANGLE TO THE HORIZONTAL, SAID BOTTOM INCLUDING A ROTATABLE PERIPHERAL RING, SAID RING HAVING RADIALLY EXTENDING ARTICLE-HOLDING GROOVES FORMED IN ITS UPPER SURFACE, SAID GROOVES OPENING INTO THE INNER EDGE OF SAID RING AND EACH HAVING AN FORMING IN SHAPE TO THE SHAPE OF SAID ARTICLE AND TAPERING INWARDLY FROM ITS INNER EDGE, CHUTE MEANS ARRANGED TO RECEIVE AN ARTICLE DISCHARGED FROM A GROOVE DISPOSED IN THE UPPERMOST POSITION WITHIN SAID HOPPER, MEANS ON THE RING-ASCENDING SIDE OF SAID HOPPER FOR CLOSING THE
Claim 2
Dependent Claim
131 words
HOPPER FEED APPARATUS OF THE CHARACTER DESCRIBED FOR THE AUTOMATIC FEEDING OF ARTICLES HAVING ONE END PORTION OF LESSER THICKNESS THAN THE OTHER END PORTION THEREOF, THE ARTICLE TAPERING FROM ITS THICKER END PORTION TO THE THINNER END PORTION, SAID APPARATUS INCLUDING A HOPPER BOTTOM DISPOSED AT AN ANGLE TO THE HORIZONTAL, SAID BOTTOM INCLUDING A ROTATABLE PERIPHERAL RING, SAID RING HAVING RADIALLY EXTENDING ARTICLE-HOLDING GROOVES FORMED IN ITS UPPER SURFACE, SAID GROOVES OPENING INTO THE INNER EDGE OF SAID RING AND EACH HAVING AN FORMING IN SHAPE TO THE SHAPE OF SAID ARTICLE AND TAPERING INWARDLY FROM ITS INNER EDGE, CHUTE MEANS ARRANGED TO RECEIVE AN ARTICLE DISCHARGED FROM A GROOVE DISPOSED IN THE UPPERMOST POSITION WITHIN SAID HOPPER, MEANS ON THE RING-ASCENDING SIDE OF SAID HOPPER FOR CLOSING THE
References Cited (Backward Citations)
US2433096A
Cited
US2683531A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-06-06 | 1969-12-06 | 1970-06-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-06 | 1973-12-06 | 1974-06-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-06 | 1977-12-06 | 1978-06-07 | $7700.00 | Window Closed / Lapsed |