US3134953A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric resistance devices
Assignee: TECHNOGRAPH PRINTED CIRCUITS L
•
Filing: 1958-10-30
•
Granted: 1964-05-26
•
Expires: 1978-10-30
Abstract
No abstract record available.
Inventors
- 👤 Eisler Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 06:35
CPC Classifications
H; H01; H01C; H01C17/00; H01C17/22; H01C17/24; G; G01; G01B; G01B7/00; G01B7/16; H01C13/00; H01C13/02; H01C7/00; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49082; Y10T29/49099; Y10T29/49117; Y10T29/49124; Y10T29/49155; Y10T29/49156
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
87 words
AN ELECTRICAL STRAIN GAUGE COMPRISING AN INSULATION BASE MADE OF A FLEXIBLE SHEET OF AN EPOXY RESIN LAYER, A RESISTANCE PATTERN IN THE FORM OF AN ARRAY OF ELECTRICALLY CONTINUOUS FLAT STRIPS FLATLY ADHERED TO SAID BASE AND FORMED FROM METAL FOIL, LAYERS OF DISSIMILAR METAL AND SELECTED THICKNESS ADHERED TO SELECTED SURFACE PORTIONS OF THE STRIP INTERMEDIATE THE TERMINALS OF THE PATTERN TO ADJUST THE TOTAL OHMIC RESISTANCE OF THE RESISTANCE PATTERN TO A PREDETERMINED VALUE, AND LEAD-IN CONDUCTORS CONNECTED TO THE TERMINALS OF SAID PATTERN.
Claim 2
Dependent Claim
87 words
AN ELECTRICAL STRAIN GAUGE COMPRISING AN INSULATION BASE MADE OF A FLEXIBLE SHEET OF AN EPOXY RESIN LAYER, A RESISTANCE PATTERN IN THE FORM OF AN ARRAY OF ELECTRICALLY CONTINUOUS FLAT STRIPS FLATLY ADHERED TO SAID BASE AND FORMED FROM METAL FOIL, LAYERS OF DISSIMILAR METAL AND SELECTED THICKNESS ADHERED TO SELECTED SURFACE PORTIONS OF THE STRIP INTERMEDIATE THE TERMINALS OF THE PATTERN TO ADJUST THE TOTAL OHMIC RESISTANCE OF THE RESISTANCE PATTERN TO A PREDETERMINED VALUE, AND LEAD-IN CONDUCTORS CONNECTED TO THE TERMINALS OF SAID PATTERN.
References Cited (Backward Citations)
AU101011B
Cited
US2350972A
Cited
US2350073A
Cited
US2429137A
Cited
US2438205A
Cited
US2553762A
Cited
US2611811A
Cited
US2621276A
Cited
US2602731A
Cited
US2693023A
Cited
US2747977A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-05-26 | 1967-11-25 | 1968-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-26 | 1971-11-25 | 1972-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-26 | 1975-11-25 | 1976-05-26 | $7700.00 | Window Closed / Lapsed |