US3145631A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vibratory roller
Assignee: Stothert and Pitt Ltd
•
Filing: 1962-07-30
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Granted: 1964-08-25
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Expires: 1982-07-30
Abstract
No abstract record available.
Inventors
- 👤 Green Rowland Percy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:26
CPC Classifications
B; B06; B06B; B06B1/00; B06B1/10; B06B1/16; B06B1/161; B06B1/162; E; E01; E01C; E01C19/00; E01C19/22; E01C19/23; E01C19/28; E01C19/286; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18544; Y10T74/18552
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
150 words
IN A VIBRATORY ROLLER HAVING A ROLLER FRAME, THE COMBINATION OF A SHAFT; MEANS JOURNALLING SAID SHAFT TO ROTATE WITH RESPECT TO THE ROLLER FRAME; A ROLL SHELL JOURNALLED TO REVOLVE ON THE SHAFT; PAIRS OF ECCENTRICALLY OPERATING WEIGHTS MOUNTED ON SAID SHAFT TO SET UP AN UNBALANCE, THE WEIGHTS OF EACH OF SAID PAIRS BEING MOUNTED RESPECTIVELY ON OPPOSITE SIDES OF THE SHAFT FOR PIVOTAL MOVEMENTS ABOUT AN AXIS TRANSVERSE TO THE AXIS OF SAID SHAFT WHEREBY TO MOVE IN THE AXIAL DIRECTION OF THE SHAFT; MEANS FOR EFFECTING ADJUSTMENT OF SAID WEIGHTS INCLUDING A ROTATABLE CONTROL ROD EXTENDING THROUGH SAID SHAFT, SAID ROD BEING PROVIDED WITH OPPOSITELY THREADED PORTIONS PROXIMATE TO EACH PAIR OF WEIGHTS; AND MEANS ON EACH OF SAID WEIGHTS COOPERATING WITH THE RESPECTIVE THREADED PORTIONS OF THE CONTROL ROD, WHEREBY ROTATION OF THE SAID ROD WILL ANGULARLY ADJUST THE WEIGHTS IN EQUAL AND OPPOSITE DIRECTIONS.
Claim 2
Dependent Claim
150 words
IN A VIBRATORY ROLLER HAVING A ROLLER FRAME, THE COMBINATION OF A SHAFT; MEANS JOURNALLING SAID SHAFT TO ROTATE WITH RESPECT TO THE ROLLER FRAME; A ROLL SHELL JOURNALLED TO REVOLVE ON THE SHAFT; PAIRS OF ECCENTRICALLY OPERATING WEIGHTS MOUNTED ON SAID SHAFT TO SET UP AN UNBALANCE, THE WEIGHTS OF EACH OF SAID PAIRS BEING MOUNTED RESPECTIVELY ON OPPOSITE SIDES OF THE SHAFT FOR PIVOTAL MOVEMENTS ABOUT AN AXIS TRANSVERSE TO THE AXIS OF SAID SHAFT WHEREBY TO MOVE IN THE AXIAL DIRECTION OF THE SHAFT; MEANS FOR EFFECTING ADJUSTMENT OF SAID WEIGHTS INCLUDING A ROTATABLE CONTROL ROD EXTENDING THROUGH SAID SHAFT, SAID ROD BEING PROVIDED WITH OPPOSITELY THREADED PORTIONS PROXIMATE TO EACH PAIR OF WEIGHTS; AND MEANS ON EACH OF SAID WEIGHTS COOPERATING WITH THE RESPECTIVE THREADED PORTIONS OF THE CONTROL ROD, WHEREBY ROTATION OF THE SAID ROD WILL ANGULARLY ADJUST THE WEIGHTS IN EQUAL AND OPPOSITE DIRECTIONS.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-08-25 | 1968-02-24 | 1968-08-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-25 | 1972-02-24 | 1972-08-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-25 | 1976-02-24 | 1976-08-25 | $7700.00 | Window Closed / Lapsed |