US3115773A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Micro-pressurometer
Assignee: Lamb Weston Inc
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Filing: 1960-09-30
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Granted: 1963-12-31
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Expires: 1980-09-30
Abstract
No abstract record available.
Inventors
- 👤 Herbert W Kruger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:01
CPC Classifications
G; G01; G01N; G01N15/00; G01N15/10; G01N33/00; G01N33/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
136 words
IN A PRESSURE TESTING DEVICE FOR TESTING MATERIALS AND ADAPTED TO BE MOUNTED UPON A MICROSCOPE, A TRANSPARENT PRESSURE HEAD ADAPTED TO CONTACT SAID MATERIALS WHILE UNDER MICROSCOPIC EXAMINATION, OPPOSED TORQUE WIRE SUPPORTING MEANS, A TORQUE WIRE MOUNTED BETWEEN SAID SUPPORTING MEANS, SAID PRESSURE HEAD BEING MOUNTED AT ONE END ON SAID TORQUE WIRE AND EXTENDING TRANSVERSELY THEREFROM FOR ROTARY MOVEMENT RESPONSIVE TO ROTARY MOVEMENT OF SAID TORQUE WIRE, MEANS TO ROTATE SAID WIRE FOR DOWNWARD MOVEMENT OF SAID PRESSURE HEAD ON SAID MATERIALS, MEANS TO MEASURE THE AMOUNT OF SAID ROTATION, SAID MEANS COMPRISING A CALIBRATED DIAL RESPONSIVE TO SAID ROTATION MEANS, AND MEANS TO ZERO SAID DIAL PRIOR TO THE APPLICATION OF PRESSURE TO SAID PRESSURE HEAD, WHEREBY THE RELATIVE AMOUNT OF PRESSURE EXERTED UPON SAID MATERIALS BY SAID PRESSURE HEAD CAN BE DETERMINED.
Claim 2
Dependent Claim
136 words
IN A PRESSURE TESTING DEVICE FOR TESTING MATERIALS AND ADAPTED TO BE MOUNTED UPON A MICROSCOPE, A TRANSPARENT PRESSURE HEAD ADAPTED TO CONTACT SAID MATERIALS WHILE UNDER MICROSCOPIC EXAMINATION, OPPOSED TORQUE WIRE SUPPORTING MEANS, A TORQUE WIRE MOUNTED BETWEEN SAID SUPPORTING MEANS, SAID PRESSURE HEAD BEING MOUNTED AT ONE END ON SAID TORQUE WIRE AND EXTENDING TRANSVERSELY THEREFROM FOR ROTARY MOVEMENT RESPONSIVE TO ROTARY MOVEMENT OF SAID TORQUE WIRE, MEANS TO ROTATE SAID WIRE FOR DOWNWARD MOVEMENT OF SAID PRESSURE HEAD ON SAID MATERIALS, MEANS TO MEASURE THE AMOUNT OF SAID ROTATION, SAID MEANS COMPRISING A CALIBRATED DIAL RESPONSIVE TO SAID ROTATION MEANS, AND MEANS TO ZERO SAID DIAL PRIOR TO THE APPLICATION OF PRESSURE TO SAID PRESSURE HEAD, WHEREBY THE RELATIVE AMOUNT OF PRESSURE EXERTED UPON SAID MATERIALS BY SAID PRESSURE HEAD CAN BE DETERMINED.
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) | 1966-12-30 | 1967-07-01 | 1967-12-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-30 | 1971-07-01 | 1971-12-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-30 | 1975-07-01 | 1975-12-31 | $7700.00 | Window Closed / Lapsed |