US3115042A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Balancing apparatus
Assignee: International Research and Development Co Ltd
•
Filing: 1960-09-09
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Granted: 1963-12-24
•
Expires: 1980-09-09
Abstract
No abstract record available.
Inventors
- 👤 Glen H Thomas
- 👤 Eugene R Lucka
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 21:18
CPC Classifications
G; G01; G01M; G01M1/00; G01M1/14; G01M1/16; G01M1/20; G01M1/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
73 words
A BALANCING APPARATUS COMPRISING A TRANSDUCER AND A VIBRATION ANALYZER, FIRST AND SECOND ELECTRICAL CHANNELS CONNECTED TO SAID ANALYZER, EACH OF SAID CHANNELS INCLUDING MEANS FOR VARYING THE AMPLITUDE AND PHASE OF A SIGNAL FED THERETHROUGH, THE OUTPUT OF ONE OF SAID CHANNELS BEING CONNECTED TO THE INPUT OF THE OTHER OF SAID CHANNELS, AND SWITCH MEANS FOR SELECTIVELY CONNECTING THE INPUT OF EITHER ONE OR BOTH OF SAID CHANNELS TO SAID TRANSDUCER.
Claim 2
Dependent Claim
73 words
A BALANCING APPARATUS COMPRISING A TRANSDUCER AND A VIBRATION ANALYZER, FIRST AND SECOND ELECTRICAL CHANNELS CONNECTED TO SAID ANALYZER, EACH OF SAID CHANNELS INCLUDING MEANS FOR VARYING THE AMPLITUDE AND PHASE OF A SIGNAL FED THERETHROUGH, THE OUTPUT OF ONE OF SAID CHANNELS BEING CONNECTED TO THE INPUT OF THE OTHER OF SAID CHANNELS, AND SWITCH MEANS FOR SELECTIVELY CONNECTING THE INPUT OF EITHER ONE OR BOTH OF SAID CHANNELS TO SAID TRANSDUCER.
References Cited (Backward Citations)
US2243379A
Cited
US2338293A
Cited
US2851885A
Cited
US2816445A
Cited
US2988918A
Cited
FR1219774A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-12-23 | 1967-06-24 | 1967-12-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-23 | 1971-06-24 | 1971-12-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-23 | 1975-06-24 | 1975-12-24 | $7700.00 | Window Closed / Lapsed |