Patent US3112559A successfully refreshed from Google Patents.
US3112559A
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US
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Hollow articles
Assignee: Olin Corp
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Filing: 1960-10-24
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Granted: 1963-12-03
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Expires: 1980-10-24
Abstract
No abstract record available.
Inventors
- 👤 Theron F Pauls
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 07:17
CPC Classifications
B; B21; B21D; B21D47/00; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/4935; Y10T29/49366; Y10T29/49369
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
148 words
IN THE METHOD OF MAKING A HOLLOW METAL ARTICLE HAVING OPPOSED WALLS SPACED BY INTEGRAL REINFORCING RIBS TRANSVERSE SAID WALLS, EACH OF SAID RIBS PASSING FROM ONE OF SAID OPPOSED WALLS TO THE OTHER OF SAID OPPOSED WALLS BY PRESSURE WELDING A STACK OF COMPONENTS COMPRISED OF A PAIR OF OUTER SHEETS AND AT LEAST ONE INNER SHEET PARTIALLY COATED WITH WELD-INHIBITING MATERIAL WITH SAID INNER SHEETS BEING INTERPOSED BETWEEN SAID OUTER SHEETS, THE STEPS WHICH COMPRISE PROVIDING A PLURALITY OF PARALLEL WEAKENED PORTIONS IN SAID INNER SHEET BY SCORING SAID INNER SHEET ALONG A PLURALITY OF LATERALLY SPACED LINES EXTENDING IN A DIRECTION LONGITUDINALLY ACROSS SAID INNER SHEET PARALLEL TO A PAIR OF OPPOSITE EDGES OF SAID INNER SHEET WHEREBY SAID SCORING DIVIDES SAID INNER SHEET INTO A PLURALITY OF SECTIONS FOR THE FORMATION OF SAID RIBS, PARTIALLY COATING SAID SECTION WITH SAID MATERIAL WITH SAID COATING
Claim 2
Dependent Claim
148 words
IN THE METHOD OF MAKING A HOLLOW METAL ARTICLE HAVING OPPOSED WALLS SPACED BY INTEGRAL REINFORCING RIBS TRANSVERSE SAID WALLS, EACH OF SAID RIBS PASSING FROM ONE OF SAID OPPOSED WALLS TO THE OTHER OF SAID OPPOSED WALLS BY PRESSURE WELDING A STACK OF COMPONENTS COMPRISED OF A PAIR OF OUTER SHEETS AND AT LEAST ONE INNER SHEET PARTIALLY COATED WITH WELD-INHIBITING MATERIAL WITH SAID INNER SHEETS BEING INTERPOSED BETWEEN SAID OUTER SHEETS, THE STEPS WHICH COMPRISE PROVIDING A PLURALITY OF PARALLEL WEAKENED PORTIONS IN SAID INNER SHEET BY SCORING SAID INNER SHEET ALONG A PLURALITY OF LATERALLY SPACED LINES EXTENDING IN A DIRECTION LONGITUDINALLY ACROSS SAID INNER SHEET PARALLEL TO A PAIR OF OPPOSITE EDGES OF SAID INNER SHEET WHEREBY SAID SCORING DIVIDES SAID INNER SHEET INTO A PLURALITY OF SECTIONS FOR THE FORMATION OF SAID RIBS, PARTIALLY COATING SAID SECTION WITH SAID MATERIAL WITH SAID COATING
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) | 1966-12-02 | 1967-06-03 | 1967-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-02 | 1971-06-03 | 1971-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-02 | 1975-06-03 | 1975-12-03 | $7700.00 | Window Closed / Lapsed |