US3170078A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vibratory drive
Assignee: Pvg Patent Verwaltungs Ges M B
•
Filing: 1961-04-07
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Granted: 1965-02-16
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Expires: 1981-04-07
Abstract
No abstract record available.
Inventors
- 👤 Kuschel Konrad
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 16:51
CPC Classifications
H; H02; H02K; H02K33/00; H02K33/02; H02K33/04; B; B06; B06B; B06B3/00
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
113 words
A VIBRATORY DEVICE COMPRISING, IN COMBINATION, ELONGATED SPRING MEANS; FIRST MASS MEANS HAVING A PAIR OF PORTIONS SPACED FROM EACH OTHER IN DIRECTION OF ELONGATION OF SAID SPRING MEANS; A PAIR OF CONNECTING MEANS RESPECTIVELY FIXED TO SAID ELONGATED SPRING MEANS IN THE REGION OF OPPOSITE ENDS THEREOF AND TO SAID SPACED PORTIONS OF SAID FIRST MASS; A SECOND MASS FIXED TO SAID SPRING MEANS SUBSTANTIALLY MIDWAY BETWEEN THE ENDS THEREOF; AND A VIBRATOR MECHANISM ACTING ON SAID SPRING MEANS SUBSTANTIALLY MIDWAY BETWEEN THE ENDS THEREOF FOR FLEXING SAID SPRING MEANS IN DIRECTION TRANSVERSE TO THE ELONGATION THEREOF, ONE OF SAID MEANS BEING RESILIENTLY YIELDABLE IN LONGITUDINAL DIRECTION OF SAID SPRING MEANS TO
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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) | 1968-02-16 | 1968-08-17 | 1969-02-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-02-16 | 1972-08-17 | 1973-02-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-02-16 | 1976-08-17 | 1977-02-16 | $7700.00 | Window Closed / Lapsed |