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US3186512A Expired / Lapsed US ⏱️ 0.0 years remaining

Folding scaffold

Assignee: Individual
•
Filing: 1962-01-15
•
Granted: 1965-06-01
•
Expires: 1982-01-15
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Abstract

No abstract record available.

Inventors

  • 👤 Herbert M Johnson

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-28 16:24
CPC Classifications
E; E04; E04G; E04G1/00; E04G1/34

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 285 words
A FOLDING SCAFFOLD UNIT COMPRISING IN COMBINATION, A HORIZONTAL BASE FRAME INCLUDING A PAIR OF PARALLEL SIDE FRAME MEMEBRS, A FIRST END FRAME MEMBER EXTENDING BETWEEN ONE END OF SAID SIDE FRAME MEMBERS AND A SECOND END FRAME MEMBER EXTENDING BETWEEN SAID SIDE FRAME MEMBER SPACED FROM THE OTHER END THEREOF, A FIRST PEDESTAL EXTENDING UPWARD FROM THE BASE FRAME ALONG THE FIRST END FRAME MEMBER, AND A SECOND PEDESTAL EXTENDING UPWARD FROM SAID BASE FRAME ALONG THE SECOND END FRAME MEMBER, THE FIRST PEDESTAL COMPRISING TWO UPRIGHTS EACH LOCATED AT THE JUNCTION OF THE SIDE FRAME MEMBERS WITH THE FIRST END FRAME MEMBER, THE SCOND PEDESTAL COMPRISING TWO UPRIGHTS EACH LOCATED AT THE JUNCTION OF THE SIDE FRAME MEMBERS WITH THE SECOND END FRAME MEMEBR AND A CROSS FRAME MEMBER EXTENDING BETWEEN THE RESPECTIVE UPRIGHTS OF SAID SECOND PEDESTAL, SPACED APART VERTICAL FRAME MEMBERS PIVOTALLY ENGAGING THE CROSS FRAME MEMBER AND EXTENDING UPWARDLY THEREFROM, A CROSS BRACE MEMBER OF A FIRST PAIR PIVOTED TO THE LOWER END OF EACH OF SAID FIRST PAIR OF VERTICAL FRAME MEMBERS, A CROSS BRACE MEMBER OF A SECOND PAIR OF EACH EXTENDING TRANSVERSELY TO ONE OF SAID FIRST PAIR AND PIVOTED THERETO AT AN INTERMEDIATE POINT, EACH OF SAID SECOND PAIR OF CROSS BRACES BEING DISCONNECTABLY CONNECTED TO ONE OF SAID FIRST VERTICAL FRAME MEMBERS ADJACENT THE TOP AND PIVOTALLY CONNECTED TO ONE OF A SECOND PAIR OF VERTICAL FRAME MEMEBRS ADJACENT THE BOTTOM, THE BOTTOM END OF EACH OF THE SECOND VERTICAL FRAME MEMBERS BEING DISCONNETABLY CONNECTED TO SAID SECOND PEDESTAL, EACH OF THE FIRST PAIR OF CROSS BRACE MEMBERS BEING DISCONNECTABLY CONNECTED TO ONE OF SAID SECOND PAIR OF VERTICAL FRAME MEMBERS ADJACENT THE TOP THEREOF.
Claim 2
Dependent Claim 285 words
A FOLDING SCAFFOLD UNIT COMPRISING IN COMBINATION, A HORIZONTAL BASE FRAME INCLUDING A PAIR OF PARALLEL SIDE FRAME MEMEBRS, A FIRST END FRAME MEMBER EXTENDING BETWEEN ONE END OF SAID SIDE FRAME MEMBERS AND A SECOND END FRAME MEMBER EXTENDING BETWEEN SAID SIDE FRAME MEMBER SPACED FROM THE OTHER END THEREOF, A FIRST PEDESTAL EXTENDING UPWARD FROM THE BASE FRAME ALONG THE FIRST END FRAME MEMBER, AND A SECOND PEDESTAL EXTENDING UPWARD FROM SAID BASE FRAME ALONG THE SECOND END FRAME MEMBER, THE FIRST PEDESTAL COMPRISING TWO UPRIGHTS EACH LOCATED AT THE JUNCTION OF THE SIDE FRAME MEMBERS WITH THE FIRST END FRAME MEMBER, THE SCOND PEDESTAL COMPRISING TWO UPRIGHTS EACH LOCATED AT THE JUNCTION OF THE SIDE FRAME MEMBERS WITH THE SECOND END FRAME MEMEBR AND A CROSS FRAME MEMBER EXTENDING BETWEEN THE RESPECTIVE UPRIGHTS OF SAID SECOND PEDESTAL, SPACED APART VERTICAL FRAME MEMBERS PIVOTALLY ENGAGING THE CROSS FRAME MEMBER AND EXTENDING UPWARDLY THEREFROM, A CROSS BRACE MEMBER OF A FIRST PAIR PIVOTED TO THE LOWER END OF EACH OF SAID FIRST PAIR OF VERTICAL FRAME MEMBERS, A CROSS BRACE MEMBER OF A SECOND PAIR OF EACH EXTENDING TRANSVERSELY TO ONE OF SAID FIRST PAIR AND PIVOTED THERETO AT AN INTERMEDIATE POINT, EACH OF SAID SECOND PAIR OF CROSS BRACES BEING DISCONNECTABLY CONNECTED TO ONE OF SAID FIRST VERTICAL FRAME MEMBERS ADJACENT THE TOP AND PIVOTALLY CONNECTED TO ONE OF A SECOND PAIR OF VERTICAL FRAME MEMEBRS ADJACENT THE BOTTOM, THE BOTTOM END OF EACH OF THE SECOND VERTICAL FRAME MEMBERS BEING DISCONNETABLY CONNECTED TO SAID SECOND PEDESTAL, EACH OF THE FIRST PAIR OF CROSS BRACE MEMBERS BEING DISCONNECTABLY CONNECTED TO ONE OF SAID SECOND PAIR OF VERTICAL FRAME MEMBERS ADJACENT THE TOP THEREOF.

References Cited (Backward Citations)

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US1158895A Cited
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FR1133632A Cited
US2917129A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1968-05-31 1968-11-30 1969-06-01 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1972-05-31 1972-11-30 1973-06-01 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1976-05-31 1976-11-30 1977-06-01 $7700.00 Window Closed / Lapsed

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