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Patent US3564932A successfully refreshed from Google Patents.
US3564932A
Expired / Lapsed
US
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Vibrodriver system
Assignee: Individual
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Filing: 1968-11-04
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Granted: 1971-02-23
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Expires: 1988-11-04
Abstract
Abstract A VIBRODRIVER COMPRISING AT LEAST TWO SETS OF ECCENTRIC WEIGHTS, THE WEIGHT OF EACH SET BEING SO ARRANGED THAT SUCH SET GENERATE A NET VIBRATORY FORCE ALONG A FUNCTIONAL AXIS, THE FUNCITONAL AXES OF THE TWO SETS BEING COINCIDENT. THE SETS ARE COUPLED TO ONE ANOTHER BY A TRANSMISSION INCLUDING A CONTINUOUSLY VARIABLE PHASE SHIFTING DEVICE SUCH AS A PECQUEUR EPICYCLOIDAL TRAIN SO THAT ALTHOUGH THE TWO SETS ARE DRIVEN SYNCHRONOUSLY (AT THE SAME SPEED OF ROTATION), THE MUTUAL PHASE RELATIONSHIP OF THE SETS CAN BE ALTERED AT WILL WITHOUT STOPPING ROTATION OF THE SETS SO AS TO THEREBY ALTER THE AMPLITUED OF THE CONJOINT NET VIBRATORY FORCE.
Inventors
- 👤 Jean Louis Lebelle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 18:54
CPC Classifications
B; B06; B06B; B06B1/00; B06B1/10; B06B1/16; B06B1/161; B06B1/166; E; E02; E02D; E02D11/00; E02D7/00; E02D7/18; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18344
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-02-22 | 1974-08-24 | 1975-02-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-02-22 | 1978-08-24 | 1979-02-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-02-22 | 1982-08-24 | 1983-02-23 | $7700.00 | Window Closed / Lapsed |