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US3149696A Expired / Lapsed US ⏱️ 0.0 years remaining

Removable pole step

Assignee: Union Metal Manufacturing Co
•
Filing: 1963-05-13
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Granted: 1964-09-22
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Expires: 1983-05-13
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Abstract

No abstract record available.

Inventors

  • 👤 Anderson W Carl

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-04 15:18
CPC Classifications
H; H02; H02G; H02G7/00

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 228 words
REMOVABLE STEP CONSTRUCTION FOR A METAL POLE INCLUDING A V-SHAPED, METAL SOCKET MEMBER HAVING ANGLED LEGS TERMINATING IN OUTER EDGES WELDED ALONG SAID EDGES TO THE OUTER SURFACE OF A POLE, A Z-SHAPED METAL STEP MEMBER HAVING A STEP PORTION TERMINATING AT ONE END IN DOWNTURNED FOOT, THE FOOT BEING GENERALLY TRIANGULARLY-SHAPED IN CROSS-SECTION AND FORMED WITH A POLE ENGAGING FACE AND TWO SOCKET ENGAGING FACES EXTENDING SUBSTANTIALLY THE LENGTH OF THE FOOT, THE POLE ENGAGING FACE BEING LATERALLY CONCAVE TO A DEGREE GREATER THAN ANY CONVEXITY OF THE SURFACE OF A POLE TO WHICH SAID SOCKET MEMBER IS WELDED AND FORMING LATERALLY SPACED ZONES OF CONTACT BETWEEN SAID POLE ENGAGING FACE AND SAID POLE SURFACE LOCATED ADJACENT THE LATERAL EXTREMITIES OF SAID POLE ENGAGING FACE, THE SOCKET ENGAGING FACES BEING SUBSTANTIALLY FLAT FACES EACH TAPERING DOWNWARDLY AND INWARDLY TOWARD THE FREE END OF THE FOOT, THE INNER SURFACES OF THE ANGLED SOCKET MEMBER LEGS BEING FORMED TO SUBSTANTIALLY MATE WITH THE SOCKET ENGAGING FACES OF SAID FOOT WHEN THE FOOT IS TELESCOPED WITHIN THE SOCKET MEMBER, AND THE INCLUDED ANGLE IN CROSS-SECTION BETWEEN THE SOCKET LEGS BEING SLIGHTLY LESS THAN THE INCLUDED ANGLE BETWEEN THE SOCKET ENGAGING FACES OF THE FOOT AND FORMING SPACED ZONES OF CONTACT BETWEEN SAID SOCKET LEGS AND SAID SOCKET ENGAGING FACES OF THE FOOT ADJACENT THE OUTER EDGES OF SAID SOCKET LEGS.
Claim 2
Dependent Claim 228 words
REMOVABLE STEP CONSTRUCTION FOR A METAL POLE INCLUDING A V-SHAPED, METAL SOCKET MEMBER HAVING ANGLED LEGS TERMINATING IN OUTER EDGES WELDED ALONG SAID EDGES TO THE OUTER SURFACE OF A POLE, A Z-SHAPED METAL STEP MEMBER HAVING A STEP PORTION TERMINATING AT ONE END IN DOWNTURNED FOOT, THE FOOT BEING GENERALLY TRIANGULARLY-SHAPED IN CROSS-SECTION AND FORMED WITH A POLE ENGAGING FACE AND TWO SOCKET ENGAGING FACES EXTENDING SUBSTANTIALLY THE LENGTH OF THE FOOT, THE POLE ENGAGING FACE BEING LATERALLY CONCAVE TO A DEGREE GREATER THAN ANY CONVEXITY OF THE SURFACE OF A POLE TO WHICH SAID SOCKET MEMBER IS WELDED AND FORMING LATERALLY SPACED ZONES OF CONTACT BETWEEN SAID POLE ENGAGING FACE AND SAID POLE SURFACE LOCATED ADJACENT THE LATERAL EXTREMITIES OF SAID POLE ENGAGING FACE, THE SOCKET ENGAGING FACES BEING SUBSTANTIALLY FLAT FACES EACH TAPERING DOWNWARDLY AND INWARDLY TOWARD THE FREE END OF THE FOOT, THE INNER SURFACES OF THE ANGLED SOCKET MEMBER LEGS BEING FORMED TO SUBSTANTIALLY MATE WITH THE SOCKET ENGAGING FACES OF SAID FOOT WHEN THE FOOT IS TELESCOPED WITHIN THE SOCKET MEMBER, AND THE INCLUDED ANGLE IN CROSS-SECTION BETWEEN THE SOCKET LEGS BEING SLIGHTLY LESS THAN THE INCLUDED ANGLE BETWEEN THE SOCKET ENGAGING FACES OF THE FOOT AND FORMING SPACED ZONES OF CONTACT BETWEEN SAID SOCKET LEGS AND SAID SOCKET ENGAGING FACES OF THE FOOT ADJACENT THE OUTER EDGES OF SAID SOCKET LEGS.

References Cited (Backward Citations)

US591960A Cited
US614177A Cited
GB190612196A Cited
US925524A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1967-09-22 1968-03-23 1968-09-22 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1971-09-22 1972-03-23 1972-09-22 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1975-09-22 1976-03-23 1976-09-22 $7700.00 Window Closed / Lapsed

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