US3263302A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making a tapered structural member
Assignee: ABB Inc USA
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Filing: 1965-05-07
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Granted: 1966-08-02
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Expires: 1985-05-07
Abstract
No abstract record available.
Inventors
- 👤 Harold E Handley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 22:21
CPC Classifications
E; E04; E04H; E04H12/00; E04H12/02; E04H12/08; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49616; Y10T29/49623; Y10T29/49631; Y10T29/49789; Y10T29/49796; Y10T29/49826; Y10T29/49893
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
232 words
THE METHOD OF FABRICATING A HOLLOW, TAPERED ELONGATED STRUCTURAL MEMBER OF OCTAGONAL CONFIGURATION AT ONE END AND A SUBSTANTIALLY SQUARE CONFIGURATION AT THE OTHER END FROM AN ELONGATED MEMBER COMPRISING THREE PARALLEL ELONGATED RECTANGULAR PLANAR PORTIONS, SAID PORTIONS INCLUDING A CENTRAL PORTION HAVING PARALLEL LONGITUDINAL EDGES AND SIDE PORTION HAVING LONGITUDINAL PARALLEL EDGES, ONE EDGE OF EACH OF SAID SIDE PORTONS BEING AFFIXED TO A LONGITUDINAL EDGE OF SAID CENTRAL PORTION WHEREBY SAID SIDE PORTIONS ARE ANGULARLY DISPOSED ON A COMMON SIDE OF THE PLANE OF SAID CENTRAL PORTION 45* THEREFROM, COMPRISING THE STEPS OF DIAGONALLY SEVERING THE CENTRAL PORTION OF TWO OF SAID ELONGATED MEMBERS OF EQUAL LENGTH LONGITUDINALLY FROM THE INTERSECTION OF ONE LONGITUDINAL EDGE AND ONE END THEREOF TO THE INTERSECTION OF THE OTHER LONGITUDINAL EDGE AND OTHER END THEREOF TO FORM TWO HALVES FROM EACH OF SAID ELONGATED MEMBERS, EACH OF SAID HAVLES BEING OF A BASE WIDTH AT ONE END SUBSTANTIALLY EQUAL TO THE WIDTH OF ONE OF SAID SIDE PORTIONS PLUS THE WIDTH OF THE CENTRAL PORTION AND OF A TOP WIDTH AT THE OTHER END SUBSTANTIALLY EQUAL TO THE WIDTH OF ONE OF SAID SIDE PORTIONS, PLACING SAID HALVES SUCH THAT SAID HALVES LONGITUDINALLY EXTENDING EDGES ADJACENT SAID BASE WIDTHS ARE IN ENGAGING RELATIONSHIP DEFINING AN OCTAGON AND SAID TOP WIDTHS SUBSTANTIALLY DEFINE A RECTANGLE AND WELDING THE ENGAGING LONGITUDINALLY EXTENDING EDGES OF SAID HALVES.
Claim 2
Independent Claim
232 words
THE METHOD OF FABRICATING A HOLLOW, TAPERED ELONGATED STRUCTURAL MEMBER OF OCTAGONAL CONFIGURATION AT ONE END AND A SUBSTANTIALLY SQUARE CONFIGURATION AT THE OTHER END FROM AN ELONGATED MEMBER COMPRISING THREE PARALLEL ELONGATED RECTANGULAR PLANAR PORTIONS, SAID PORTIONS INCLUDING A CENTRAL PORTION HAVING PARALLEL LONGITUDINAL EDGES AND SIDE PORTION HAVING LONGITUDINAL PARALLEL EDGES, ONE EDGE OF EACH OF SAID SIDE PORTONS BEING AFFIXED TO A LONGITUDINAL EDGE OF SAID CENTRAL PORTION WHEREBY SAID SIDE PORTIONS ARE ANGULARLY DISPOSED ON A COMMON SIDE OF THE PLANE OF SAID CENTRAL PORTION 45* THEREFROM, COMPRISING THE STEPS OF DIAGONALLY SEVERING THE CENTRAL PORTION OF TWO OF SAID ELONGATED MEMBERS OF EQUAL LENGTH LONGITUDINALLY FROM THE INTERSECTION OF ONE LONGITUDINAL EDGE AND ONE END THEREOF TO THE INTERSECTION OF THE OTHER LONGITUDINAL EDGE AND OTHER END THEREOF TO FORM TWO HALVES FROM EACH OF SAID ELONGATED MEMBERS, EACH OF SAID HAVLES BEING OF A BASE WIDTH AT ONE END SUBSTANTIALLY EQUAL TO THE WIDTH OF ONE OF SAID SIDE PORTIONS PLUS THE WIDTH OF THE CENTRAL PORTION AND OF A TOP WIDTH AT THE OTHER END SUBSTANTIALLY EQUAL TO THE WIDTH OF ONE OF SAID SIDE PORTIONS, PLACING SAID HALVES SUCH THAT SAID HALVES LONGITUDINALLY EXTENDING EDGES ADJACENT SAID BASE WIDTHS ARE IN ENGAGING RELATIONSHIP DEFINING AN OCTAGON AND SAID TOP WIDTHS SUBSTANTIALLY DEFINE A RECTANGLE AND WELDING THE ENGAGING LONGITUDINALLY EXTENDING EDGES OF SAID HALVES.
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) | 1969-08-01 | 1970-01-31 | 1970-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-01 | 1974-01-31 | 1974-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-01 | 1978-01-31 | 1978-08-02 | $7700.00 | Window Closed / Lapsed |