US3106837A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Measuring method using hertz contact regions
Assignee: Individual
•
Filing: 1959-03-18
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Granted: 1963-10-15
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Expires: 1979-03-18
Abstract
No abstract record available.
Inventors
- 👤 Lewis R Plumb
- 👤 Leonidas C Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:53
CPC Classifications
G; G01; G01L; G01L1/00; G01L1/10; G01M; G01M13/00; G01M13/04; G01M13/045
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
79 words
THE METHOD OF MEASURING A PHYSICAL PROPERTY OF A MATERIAL, COMPRISING: PLACING TWO MASSES IN CONTACT WITH EACH OTHER AT A RELATIVELY SMALL AREA, THE PORTIONS OF SAID MASSES ADJOINING SAID CONTACTING AREA FORMING A HERTZ CONTACT REGION AND INCLUDING THE MATERIAL DESIRED TO BE MEASURED; APPLYING A LOAD TO DEVELOP A STRESS IN THE HERTZ CONTACT REGION; INDUCING VIBRATION IN THE MASSES TO VARY SAID STRESSES CYCLICALLY; AND DETERMINING THE RESONANT FREQUENCY OF THE MASSES BY OBSERVING THEIR
Claim 2
Independent Claim
79 words
THE METHOD OF MEASURING A PHYSICAL PROPERTY OF A MATERIAL, COMPRISING: PLACING TWO MASSES IN CONTACT WITH EACH OTHER AT A RELATIVELY SMALL AREA, THE PORTIONS OF SAID MASSES ADJOINING SAID CONTACTING AREA FORMING A HERTZ CONTACT REGION AND INCLUDING THE MATERIAL DESIRED TO BE MEASURED; APPLYING A LOAD TO DEVELOP A STRESS IN THE HERTZ CONTACT REGION; INDUCING VIBRATION IN THE MASSES TO VARY SAID STRESSES CYCLICALLY; AND DETERMINING THE RESONANT FREQUENCY OF THE MASSES BY OBSERVING THEIR
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) | 1966-10-14 | 1967-04-15 | 1967-10-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-10-14 | 1971-04-15 | 1971-10-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-10-14 | 1975-04-15 | 1975-10-15 | $7700.00 | Window Closed / Lapsed |