US3180625A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power transmission means for concrete vibrator
Assignee: WYCO TOOL CO
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Filing: 1963-07-23
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Granted: 1965-04-27
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Expires: 1983-07-23
Abstract
No abstract record available.
Inventors
- 👤 Wyzenbeek Andrew
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:48
CPC Classifications
E; E04; E04G; E04G21/00; E04G21/02; E04G21/06; E04G21/08; F; F16; F16C; F16C1/00; F16C1/02; F16C1/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
71 words
IN A VIBRATOR FOR COMPACTING CONCRETE, A MOTOR, A VIBRATOR HEAD, AND A FLEXIBLE SHAFT COUPLING SAID HEAD TO SAID MOTOR, SAID SHAFT COMPRISING AN OUTER CASING, A FLEXIBLE CORE, AND A SPIRALLY WOUND LINER DISPOSED BETWEEN SAID CORE AND CASING, SAID LINER COMPRISING A STRIP OF RELATIVELY THIN MATERIAL OF UNIFORM THICKNESS DEFORMED CENTRALLY OF ITS WIDTH TO DEFINE A LONGITUDINALLY-EXTENDING, CENTRALLY DISPOSED RIB IN CONTACTING RELATION WITH SAID CORE.
Claim 2
Dependent Claim
71 words
IN A VIBRATOR FOR COMPACTING CONCRETE, A MOTOR, A VIBRATOR HEAD, AND A FLEXIBLE SHAFT COUPLING SAID HEAD TO SAID MOTOR, SAID SHAFT COMPRISING AN OUTER CASING, A FLEXIBLE CORE, AND A SPIRALLY WOUND LINER DISPOSED BETWEEN SAID CORE AND CASING, SAID LINER COMPRISING A STRIP OF RELATIVELY THIN MATERIAL OF UNIFORM THICKNESS DEFORMED CENTRALLY OF ITS WIDTH TO DEFINE A LONGITUDINALLY-EXTENDING, CENTRALLY DISPOSED RIB IN CONTACTING RELATION WITH SAID CORE.
References Cited (Backward Citations)
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-04-26 | 1968-10-26 | 1969-04-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-26 | 1972-10-26 | 1973-04-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-26 | 1976-10-26 | 1977-04-27 | $7700.00 | Window Closed / Lapsed |