US3102576A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of straightening metal members
Assignee: AO Smith Corp
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Filing: 1960-06-03
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Granted: 1963-09-03
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Expires: 1980-06-03
Abstract
No abstract record available.
Inventors
- 👤 Irene G Schilberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 23:15
CPC Classifications
B; B21; B21D; B21D3/00; B21D3/10; Y; Y10; Y10S; Y10S72/00; Y10S72/702
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
80 words
A METHOD OF STRAIGHTENING METAL BEAM-LIKE MEANS CAMBERED IN VARYING DEGREES AND IN BOTH SIMPLE AND COMPLEX CONTOURS RELATIVE THE LONGITUDINAL AXIS THEREOF, COMPRISING APPLYING A FIRST BENDING LOAD TO THE METAL MEANS ADJACENT THE ENDS THEREOF TO STRESS THE SAME TO THE YIELD POINT, CONTINUING THE APPLICATION OF SAID LOAD TO BEND THE METAL MEANS AN AMOUNT SUFFICIENT TO REMOVE SUBSTANTIALLY ALL VESTIGE OF ORIGINAL CAMBER AND TO PROVIDE THE METAL MEANS IN LIEU THEREOF WITH AN ARCUATE CAMBER,
Claim 2
Independent Claim
80 words
A METHOD OF STRAIGHTENING METAL BEAM-LIKE MEANS CAMBERED IN VARYING DEGREES AND IN BOTH SIMPLE AND COMPLEX CONTOURS RELATIVE THE LONGITUDINAL AXIS THEREOF, COMPRISING APPLYING A FIRST BENDING LOAD TO THE METAL MEANS ADJACENT THE ENDS THEREOF TO STRESS THE SAME TO THE YIELD POINT, CONTINUING THE APPLICATION OF SAID LOAD TO BEND THE METAL MEANS AN AMOUNT SUFFICIENT TO REMOVE SUBSTANTIALLY ALL VESTIGE OF ORIGINAL CAMBER AND TO PROVIDE THE METAL MEANS IN LIEU THEREOF WITH AN ARCUATE CAMBER,
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) | 1966-09-02 | 1967-03-04 | 1967-09-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-02 | 1971-03-04 | 1971-09-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-02 | 1975-03-04 | 1975-09-03 | $7700.00 | Window Closed / Lapsed |