US3306642A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Welded joint of laminar construction and apparatus using same
Assignee: Chicago Bridge and Iron Co
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Filing: 1964-06-02
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Granted: 1967-02-28
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Expires: 1984-06-02
Abstract
No abstract record available.
Inventors
- 👤 Perry C Arnold
- 👤 Herman A Stanick
- 👤 Lyle V Larsen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 05:42
CPC Classifications
B; B23; B23K; B23K9/00; B23K9/0026; B23K33/00; B23K33/004; B23K5/00; B23K5/10
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
161 words
A JOINT CONNECTING THICK WALLED METAL OBJECTS WHICH COMPRISES TWO OPPOSING SPACED APART WALL EDGE FACE SURFACES IN PARALLEL PLANES OF THICK WALLED METAL OBJECTS, A PLURALITY OF THIN METAL STRIPS IN STACKED RELATIONSHIP TO ONE ANOTHER POSITIONED LATERALLY TO AND BETWEEN THE WALL EDGE FACE SURFACES, SAID STRIPS BEING OF LESS WIDTH THAN THE DISTANCE BETWEEN THE EDGE FACES TO PROVIDE A GAP BETWEEN EACH LONGITUDINAL SIDE EDGE OF THE STRIP AND THE WALL EDGE FACE ADJACENT THERETO, AND FUSION DEPOSITED WELD METAL BETWEEN ADJACENT WALL EDGE FACES AND THE STRIP EDGES BONDING THE STRIPS TO THE WALL EDGE FACES AND THE EDGE OF EACH STRIP TO THE EDGE OF ADJACENT STRIPS, SAID FUSION DEPOSITED WELD METAL BEING CONTINUOUS FOR THE THICKNESS OF THE STACK OF STRIPS BUT MADE UP OF A PLURALITY OF INDIVIDUAL WELD PASSES NONE OF WHICH GOES ABOVE THE UPPER SURFACE OF THE STRIP IT BONDS TO THE ADJACENT WALL EDGE FACE AND ANY LOWER STRIP.
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) | 1970-02-27 | 1970-08-29 | 1971-02-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-27 | 1974-08-29 | 1975-02-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-27 | 1978-08-29 | 1979-02-28 | $7700.00 | Window Closed / Lapsed |