US3476483A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Motion measuring apparatus
Assignee: CARSON LAB Inc
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Filing: 1966-08-16
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Granted: 1969-11-04
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Expires: 1986-08-16
Abstract
No abstract record available.
Inventors
- 👤 Richard F Weeks
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:30
CPC Classifications
G; G01; G01H; G01H9/00; G01D; G01D5/00; G01D5/26; G01P; G01P3/00; G01P3/36; G01P3/366
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
148 words
VIBRATION MEASURING APPARATUS FOR MEASURING VIBRATORY MOTION OF A BODY WITHOUT PHYSICAL CONTACT THEREWITH COMPRISING: MEANS FOR GENERATING COHERENT LIGHT, THE OUTPUT OF SAID LIGHT VARYING MEANS BEING VARIABLE IN ACCORDANCE WITH LIGHT INPUTS THERETO; MEANS FOR DIRECTING LIGHT FROM SAID GENERATING MEANS TO SAID VIBRATING BODY; MEANS FOR RETURNING LIGHT SCATTERED FROM SAID VIBRATING BODY TO SAID GENERATING MEANS, SAID RETURNED LIGHT AMPLITUDE MODULATING THE INTENSITY OF SAID COHERENT LIGHT IN ACCORDANCE WITH THE DISPLACEMENT OF SAID VIBRATING BODY AND AT THE FREQUENCY OF VIBRATION OF SAID BODY FOR TOTAL DISPLACEMENTS OF SAID BODY LESS THAN ONE HALF A WAVELENGTH OF SAID COHERENT LIGHT; AND SENSING MEANS, POSITIONED TO RECEIVE LIGHT FROM SAID GENERATING MEANS, FOR SENSING THE AMPLITUDE MODULATION OF SAID COHERENT LIGHT AND PRODUCING A SIGNAL COMMENSURATE WITH SAID MODULATION, THE FREQUENCY OF SAID SIGNAL BEING COMMENSURATE WITH THE FREQUENCY OF VIBRATION OF SAID BODY.
Claim 2
Dependent Claim
148 words
VIBRATION MEASURING APPARATUS FOR MEASURING VIBRATORY MOTION OF A BODY WITHOUT PHYSICAL CONTACT THEREWITH COMPRISING: MEANS FOR GENERATING COHERENT LIGHT, THE OUTPUT OF SAID LIGHT VARYING MEANS BEING VARIABLE IN ACCORDANCE WITH LIGHT INPUTS THERETO; MEANS FOR DIRECTING LIGHT FROM SAID GENERATING MEANS TO SAID VIBRATING BODY; MEANS FOR RETURNING LIGHT SCATTERED FROM SAID VIBRATING BODY TO SAID GENERATING MEANS, SAID RETURNED LIGHT AMPLITUDE MODULATING THE INTENSITY OF SAID COHERENT LIGHT IN ACCORDANCE WITH THE DISPLACEMENT OF SAID VIBRATING BODY AND AT THE FREQUENCY OF VIBRATION OF SAID BODY FOR TOTAL DISPLACEMENTS OF SAID BODY LESS THAN ONE HALF A WAVELENGTH OF SAID COHERENT LIGHT; AND SENSING MEANS, POSITIONED TO RECEIVE LIGHT FROM SAID GENERATING MEANS, FOR SENSING THE AMPLITUDE MODULATION OF SAID COHERENT LIGHT AND PRODUCING A SIGNAL COMMENSURATE WITH SAID MODULATION, THE FREQUENCY OF SAID SIGNAL BEING COMMENSURATE WITH THE FREQUENCY OF VIBRATION OF SAID BODY.
References Cited (Backward Citations)
US3326078A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-11-03 | 1973-05-05 | 1973-11-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-11-03 | 1977-05-05 | 1977-11-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-11-03 | 1981-05-05 | 1981-11-04 | $7700.00 | Window Closed / Lapsed |