Patent US3344874A successfully refreshed from Google Patents.
US3344874A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Low-impedance isolator for vibratory pile driver machines
Assignee: Individual
•
Filing: 1965-05-28
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Granted: 1967-10-03
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Expires: 1985-05-28
Abstract
No abstract record available.
Inventors
- 👤 Albert G Bodine
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 15:04
CPC Classifications
E; E02; E02D; E02D7/00; E02D7/18
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
115 words
THE METHOD OF ISOLATING THE VIBRATING SYSTEM OF A VIBRATORY PILE DRIVING MACHINE FROM THE SUPPORT MECHANISM THEREFOR, COMPRISING THE STEPS OF: TRANSMITTING LARGE CYCLIC FORCE, LOW CYCLIC AMPLITUDE VIBRATIONS FROM SAID VIBRATORY DRIVING MACHINE TO SAID PILE SO AS TO APPLY VIBRATORY FORCE AGAINST THE EARTH; APPLYING GUIDANCE FORCE FROM SAID SUPPORT MECHANISM TO SAID PILE AND DRIVING MACHINE; AND DIRECTING THE FORCE TRANSMISSION PATH OF SAID GUIDANCE FORCE THROUGH A CHANGE IN ACOUSTIC TRANSMISSION MEDIUM, WHICH PATH INCLUDES A MEDIUM OF SUBSTANTIALLY LOWER IMPEDANCE THAN THE MATERIAL OF SAID PILE; ALL IN SUCH MANNER SO AS TO AMELIORATE THE TRANSMISSION OF UNWANTED VIBRATION FROM SAID PILE AND DRIVING MACHINE TO SAID SUPPORT MECHANISM.
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) | 1970-10-02 | 1971-04-03 | 1971-10-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-02 | 1975-04-03 | 1975-10-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-02 | 1979-04-03 | 1979-10-03 | $7700.00 | Window Closed / Lapsed |