Patent US3279338A successfully refreshed from Google Patents.
US3279338A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compactor
Assignee: MASTER CONSOLIDATED Inc
•
Filing: 1963-06-04
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Granted: 1966-10-18
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Expires: 1983-06-04
Abstract
No abstract record available.
Inventors
- 👤 Eugene C Briggs
- 👤 Elmer F Steger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:08
CPC Classifications
E; E02; E02D; E02D3/00; E02D3/02; E02D3/046; E02D3/074
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
136 words
A COMPACTOR UNIT INCLUDING PARALLEL SHAFTS, WEIGHT MEANS HAVING AN ECCENTRIC AMOUNT ON ONE OF SAID SHAFTS, FURTHER WEIGHT MEANS HAVING AN ECCENTRIC AMOUNT ON THE OTHER OF SAID SHAFTS, A BASE PLATE AHVING A COMPACTING SURFACE, MEANS ROTATABLY MOUNTING SAID SHAFT MEANS ON SAID BASE PLATE IN A COMMON PLATE RELATIVELY ADJACENT AND GENERALLY PARALLEL TO THAT OF SAID COMPACTING SURFACE AND ROTARY DRIVING MEANS MOUNTED ON SAID BASE PLATE FOR ROTATING SAID SHAFT MEANS, SAID WEIGHT MEANS HAVING AN OUT OF PHASE RELATION WHEREBY AN ROTATION THEREOF WITH SAID SHAFT MEANS TO CYCLICALLY AND SUCFCESSIVELY APPLY A LIFT AND A COMPACTING FORCE TO SAID BASE PLATE, SAID WEIGHT MEANS ON THE RESPECTIVE SHAFTS HAVING AN ANGULAR DISPLACEMENT RELATIVE TO ONE ANOTHER TO SIMULTANEOUSLY APPLY, ON ROTATION THEREOF, A PROPULSIVE FORCE TO SAID BASE PLATE.
Claim 2
Dependent Claim
136 words
A COMPACTOR UNIT INCLUDING PARALLEL SHAFTS, WEIGHT MEANS HAVING AN ECCENTRIC AMOUNT ON ONE OF SAID SHAFTS, FURTHER WEIGHT MEANS HAVING AN ECCENTRIC AMOUNT ON THE OTHER OF SAID SHAFTS, A BASE PLATE AHVING A COMPACTING SURFACE, MEANS ROTATABLY MOUNTING SAID SHAFT MEANS ON SAID BASE PLATE IN A COMMON PLATE RELATIVELY ADJACENT AND GENERALLY PARALLEL TO THAT OF SAID COMPACTING SURFACE AND ROTARY DRIVING MEANS MOUNTED ON SAID BASE PLATE FOR ROTATING SAID SHAFT MEANS, SAID WEIGHT MEANS HAVING AN OUT OF PHASE RELATION WHEREBY AN ROTATION THEREOF WITH SAID SHAFT MEANS TO CYCLICALLY AND SUCFCESSIVELY APPLY A LIFT AND A COMPACTING FORCE TO SAID BASE PLATE, SAID WEIGHT MEANS ON THE RESPECTIVE SHAFTS HAVING AN ANGULAR DISPLACEMENT RELATIVE TO ONE ANOTHER TO SIMULTANEOUSLY APPLY, ON ROTATION THEREOF, A PROPULSIVE FORCE TO SAID BASE PLATE.
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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) | 1969-10-17 | 1970-04-18 | 1970-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-17 | 1974-04-18 | 1974-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-17 | 1978-04-18 | 1978-10-18 | $7700.00 | Window Closed / Lapsed |