US3071007A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Unbalance detection apparatus
Assignee: —
•
Filing: —
•
Granted: 1963-01-01
•
Expires: 1980-01-01
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 21:57
CPC Classifications
G; G01; G01M; G01M1/00; G01M1/14; G01M1/16; G01M1/22; G01M1/30; G01M1/36
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
123 words
A METHOD FOR DETECTING AND ANALYZING UNBALANCE IN A ROTATING BODY USING A PICKUP UNIT HAVING A MECHANICALLY VIBRATABLE ELEMENT DRIVING AN ELECTROMAGNETIC GENERATOR, AN AMPLITUDE METER AND A STROBOSCOPIC DEVICE, COMPRISING THE STEPS: CONNECTING THE ELECTROMAGNETIC GENERATOR AS A FREQUENCY DETERMINING ELEMENT IN AN ELECTRONIC OSCILLATOR AND DRIVING THE STROBOSCOPIC DEVICE THEREFROM; VARYING THE RESONANT FREQUENCY OF THE VIBRATABLE ELEMENT UNTIL THE LIGHT FROM THE STROBOSCOPIC DEVICE STOPS THE ROTATING BODY; MECHANICALLY VIBRATING THE PICKUP UNIT RESPONSIVE TO VIBRATIONAL FORCES DUE TO THE UNBALANCE IN THE BODY, DISCONNECTING THE ELECTROMAGNETIC GENERATOR FROM THE OSCILLATOR, APPLYING THE OUTPUT FROM THE GENERATOR TO THE STROBE DEVICE; AND VARYING THE RESONANT FREQUENCY OF THE VIBRATING ELEMENT UNTIL A MAXIMUM SIGNAL IS OBTAINED ON THE METER.
Claim 2
Independent Claim
123 words
A METHOD FOR DETECTING AND ANALYZING UNBALANCE IN A ROTATING BODY USING A PICKUP UNIT HAVING A MECHANICALLY VIBRATABLE ELEMENT DRIVING AN ELECTROMAGNETIC GENERATOR, AN AMPLITUDE METER AND A STROBOSCOPIC DEVICE, COMPRISING THE STEPS: CONNECTING THE ELECTROMAGNETIC GENERATOR AS A FREQUENCY DETERMINING ELEMENT IN AN ELECTRONIC OSCILLATOR AND DRIVING THE STROBOSCOPIC DEVICE THEREFROM; VARYING THE RESONANT FREQUENCY OF THE VIBRATABLE ELEMENT UNTIL THE LIGHT FROM THE STROBOSCOPIC DEVICE STOPS THE ROTATING BODY; MECHANICALLY VIBRATING THE PICKUP UNIT RESPONSIVE TO VIBRATIONAL FORCES DUE TO THE UNBALANCE IN THE BODY, DISCONNECTING THE ELECTROMAGNETIC GENERATOR FROM THE OSCILLATOR, APPLYING THE OUTPUT FROM THE GENERATOR TO THE STROBE DEVICE; AND VARYING THE RESONANT FREQUENCY OF THE VIBRATING ELEMENT UNTIL A MAXIMUM SIGNAL IS OBTAINED ON THE METER.
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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) | 1965-12-31 | 1966-07-02 | 1967-01-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-31 | 1970-07-02 | 1971-01-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-31 | 1974-07-02 | 1975-01-01 | $7700.00 | Window Closed / Lapsed |