Patent US3121491A successfully refreshed from Google Patents.
US3121491A
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Apparatus for handling foil type strain gages
Assignee: Baldwin Lima Hamilton Corp
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Filing: 1961-04-07
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Granted: 1964-02-18
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Expires: 1981-04-07
Abstract
No abstract record available.
Inventors
- 👤 Leon J Weymouth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:08
CPC Classifications
G; G01; G01B; G01B7/00; G01B7/16; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49117; Y10T29/49121; Y10T29/4981
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
73 words
APPARATUS FOR HANDLING A FOIL-TYPE ELECTRICAL-RESISTANCE FILAMENT STRAIN GAGE OF GRID FORMATION HAVING SUBSTANTIALLY PARALLEL FILAMENT PORTIONS CONNECTED AT OPPOSITE ENDS BY TABS AND TERMINATING IN LEADS AT ONE END OF THE GRID, A TAPE EXTENDING ACROSS AND SECURED TO THE TABS ADJACENT TO THE LEAD END OF THE GAGE, MEANS FORMING A POCKET BETWEEN FRONT AND BACK PIECES OF MATERIAL ONE OF WHICH IS LONGER THAN THE OTHER IN A LENGTHWISE DIRECTION
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) | 1967-02-17 | 1967-08-19 | 1968-02-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-02-17 | 1971-08-19 | 1972-02-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-02-17 | 1975-08-19 | 1976-02-18 | $7700.00 | Window Closed / Lapsed |