US3237787A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shaker mechanism
Assignee: Martin Engineering Co
•
Filing: 1964-04-16
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Granted: 1966-03-01
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Expires: 1984-04-16
Abstract
No abstract record available.
Inventors
- 👤 Edwin F Peterson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 04:10
CPC Classifications
B; B65; B65D; B65D88/00; B65D88/54; B65D88/64; B65D88/66; B61; B61D; B61D7/00; B61D7/14; B61D7/32
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
150 words
SHAKER MECHANISM FOR USE WITH A MATERIAL-HANDLING CONTAINER HAVING SPACED APART WALLS INCLUDING HORIZONTAL PORTIONS, COMPRISING: A PLURALITY OF RELATIVELY MOVABLE INTERCONNECTED MEMBERS AFFORDING AN ASSEMBLAGE OF VARIABLE LENGTH ADAPTED TO SPAN THE CONTAINER AND HAVING OPPOSITE END ELEMENTS FOR RESPECTIVELY ENGAGING SAID WALL PORTIONS; MEANS ACTING BETWEEN THE MEMBERS FOR FORCIBLY VARYING THE LENGTH OF SAID ASSEMBLAGE TO CAUSE SAID ELEMENTS TO RESPECTIVELY GRIP SAID WALL PORTIONS FOR RIGIDLY MOUNTING THE ASSEMBLAGE ON THE CONTAINER, ONE OF SAID MEMBERS BEING CONNECTED TO ONE END ELEMENT AND THE OTHER END ELEMENT BEING RELATIVELY MOVABLE AND SAID MEANS INCLUDING A FLUID-PRESSURE MOTOR HAVING RELATIVELY MOVABLE PARTS CONNECTED TO SAID ONE MEMBER AND TO SAID OTHER ELEMENT; AND VIBRATOR MECHANISM CARRIED BY SAID ASSEMBLAGE AND INCLUDING AN UPRIGHT SHAFT AND AN ECCENTRIC WEIGHT CARRIED AND DRIVEN BY THE SHAFT TO CREATE HORIZONTAL VIBRATIONAL FORCES FOR TRANSMISSION THROUGH SAID ASSEMBLAGE TO THE CONTAINER.
Claim 2
Dependent Claim
150 words
SHAKER MECHANISM FOR USE WITH A MATERIAL-HANDLING CONTAINER HAVING SPACED APART WALLS INCLUDING HORIZONTAL PORTIONS, COMPRISING: A PLURALITY OF RELATIVELY MOVABLE INTERCONNECTED MEMBERS AFFORDING AN ASSEMBLAGE OF VARIABLE LENGTH ADAPTED TO SPAN THE CONTAINER AND HAVING OPPOSITE END ELEMENTS FOR RESPECTIVELY ENGAGING SAID WALL PORTIONS; MEANS ACTING BETWEEN THE MEMBERS FOR FORCIBLY VARYING THE LENGTH OF SAID ASSEMBLAGE TO CAUSE SAID ELEMENTS TO RESPECTIVELY GRIP SAID WALL PORTIONS FOR RIGIDLY MOUNTING THE ASSEMBLAGE ON THE CONTAINER, ONE OF SAID MEMBERS BEING CONNECTED TO ONE END ELEMENT AND THE OTHER END ELEMENT BEING RELATIVELY MOVABLE AND SAID MEANS INCLUDING A FLUID-PRESSURE MOTOR HAVING RELATIVELY MOVABLE PARTS CONNECTED TO SAID ONE MEMBER AND TO SAID OTHER ELEMENT; AND VIBRATOR MECHANISM CARRIED BY SAID ASSEMBLAGE AND INCLUDING AN UPRIGHT SHAFT AND AN ECCENTRIC WEIGHT CARRIED AND DRIVEN BY THE SHAFT TO CREATE HORIZONTAL VIBRATIONAL FORCES FOR TRANSMISSION THROUGH SAID ASSEMBLAGE TO THE CONTAINER.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-28 | 1969-08-30 | 1970-03-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-28 | 1973-08-30 | 1974-03-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-28 | 1977-08-30 | 1978-03-01 | $7700.00 | Window Closed / Lapsed |