Patent US3249164A successfully refreshed from Google Patents.
US3249164A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Weighing scale with releasable torsion spring for zero and full capacity adjustments
Assignee: Toledo Scale Corp
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Filing: 1964-05-20
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Granted: 1966-05-03
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Expires: 1984-05-20
Abstract
No abstract record available.
Inventors
- 👤 Aniese E Seed
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 21:33
CPC Classifications
G; G01; G01G; G01G3/00; G01G3/10; G01G3/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
98 words
A WEIGHING SCALE COMPRISING, IN COMBINATION, A PIVOTALLY MOUNTED LEVER, A STATIONARILY MOUNTED MEMBER, A TORSION SPRING EXTENDING PARALLEL TO THE PIVOTAL AXIS OF THE LEVER, FIRST AND SECOND CONNECTING MEANS FOR CONNECTING THE TORSION SPRING TO THE LEVER AND MEMBER, ONE OF THE CONNECTING MEANS BEING OF RELEASING THE TORSION SPRING WHEN THE SCALE IS AT ZERO INDICATION SO THAT THE TORSION SPRING CAN SEEK ITS UNTWISTED POSITION, AND MEANS FOR ADJUSTING THE TORSION SPRING AFTER THE SCALE HAS BEEN SET AT ZERO TO ADJUST THE SCALE AT ITS FULL CAPACITY POSITION WITHOUT CHANGING THE ZERO ADJUSTMENT.
Claim 2
Dependent Claim
98 words
A WEIGHING SCALE COMPRISING, IN COMBINATION, A PIVOTALLY MOUNTED LEVER, A STATIONARILY MOUNTED MEMBER, A TORSION SPRING EXTENDING PARALLEL TO THE PIVOTAL AXIS OF THE LEVER, FIRST AND SECOND CONNECTING MEANS FOR CONNECTING THE TORSION SPRING TO THE LEVER AND MEMBER, ONE OF THE CONNECTING MEANS BEING OF RELEASING THE TORSION SPRING WHEN THE SCALE IS AT ZERO INDICATION SO THAT THE TORSION SPRING CAN SEEK ITS UNTWISTED POSITION, AND MEANS FOR ADJUSTING THE TORSION SPRING AFTER THE SCALE HAS BEEN SET AT ZERO TO ADJUST THE SCALE AT ITS FULL CAPACITY POSITION WITHOUT CHANGING THE ZERO ADJUSTMENT.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-05-02 | 1969-11-01 | 1970-05-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-02 | 1973-11-01 | 1974-05-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-02 | 1977-11-01 | 1978-05-03 | $7700.00 | Window Closed / Lapsed |