US3398798A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vibrating earth working apparatus
Assignee: Individual
•
Filing: 1964-09-10
•
Granted: 1968-08-27
•
Expires: 1984-09-10
Abstract
No abstract record available.
Inventors
- 👤 Dothan L Shelton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 12:16
CPC Classifications
B; B06; B06B; B06B1/00; B06B1/10; B06B1/16; B06B1/161; E; E01; E01C; E01C19/00; E01C19/22; E01C19/23; E01C19/28; E01C19/287; E02; E02F; E02F5/00; E02F5/30; E02F5/32; E02F5/326; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18344
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
82 words
THE METHOD OF VIBRATING EARTH WORKING TOOLS COMPRISING: (A) ROTATING TWO ECCENTRIC WEIGHTS IN (B) AN OPPOSITE DIRECTION ABOUT (C) A SINGLE AXIS, (D) ROTATING TWO ADDITIONAL ECCENTRIC WEIGHTS (E) IN OPPOSITE DIRECTION ABOUT (F) A SECOND SINGLE AXIS, (G) SAID SECOND SINGLE AXIS AT RIGHT ANGLES TO THE FIRST MENTIONED SINGLE AXIS, (H) ROTATING ALL WEIGHTS ABOUT A SINGLE AXIS AT TWICE THE SPEED, AND (J) ROTATING THE WEIGHTS ABOUT ONE AXIS AT TWICE THE SPEED AS ABOUT THE OTHER AXIS.
Claim 2
Independent Claim
82 words
THE METHOD OF VIBRATING EARTH WORKING TOOLS COMPRISING: (A) ROTATING TWO ECCENTRIC WEIGHTS IN (B) AN OPPOSITE DIRECTION ABOUT (C) A SINGLE AXIS, (D) ROTATING TWO ADDITIONAL ECCENTRIC WEIGHTS (E) IN OPPOSITE DIRECTION ABOUT (F) A SECOND SINGLE AXIS, (G) SAID SECOND SINGLE AXIS AT RIGHT ANGLES TO THE FIRST MENTIONED SINGLE AXIS, (H) ROTATING ALL WEIGHTS ABOUT A SINGLE AXIS AT TWICE THE SPEED, AND (J) ROTATING THE WEIGHTS ABOUT ONE AXIS AT TWICE THE SPEED AS ABOUT THE OTHER AXIS.
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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) | 1971-08-27 | 1972-02-26 | 1972-08-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-08-27 | 1976-02-26 | 1976-08-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-08-27 | 1980-02-26 | 1980-08-27 | $7700.00 | Window Closed / Lapsed |