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US3177974A Expired / Lapsed US ⏱️ 0.0 years remaining

Saw horse

Assignee: Easy Horse Inc
•
Filing: 1961-08-31
•
Granted: 1965-04-13
•
Expires: 1981-08-31
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Abstract

No abstract record available.

Inventors

  • 👤 James R Martin
  • 👤 Carol F Stockton

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-30 23:21
CPC Classifications
B; B25; B25H; B25H1/00; B25H1/06

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 226 words
A FOLDING SAW HORSE COMPRISING A PLANE FLAT WORK SUPPORT OF WOOD STRUCTURE; FIXED CROSSED LEG ASSEMBLIES FORMING WITH THEIR MOUNTINGS A TRUSS CONSTRUCTION HAVING THEIR RESPECTIVE UPPER ENDS PIVOTALLY CONNECTED WITH THE UNDER SIDE OF SAID WORK SUPPORT ADJACENT THE OPPOSITE ENDS OF SAID WORK SUPPORT FOR FOLDING MOVEMENT OF THE LEG ASSEMBLIES BETWEEN A POSITION IN WHICH THEY ARE APPROXIMATELY PERPENDICULAR TO SAID WORK SUPPORT AND A POSITION WHEN FOLDED IN WHICH THEY ARE APPROXIMATELY PARALLEL TO SAID UNDERNEATH SAID WORK SUPPORT; A SAW CUT FORMING A NARROW NOTCH IN THE INNER SIDE OF EACH LEG ASSEMBLY A SUBSTANTIAL DISTANCE BELOW THE PIVOTED END THEREOF; ANOTHER SAW CUT FORMING A NARROW NOTCH IN THE BOTTOM OF SAID WORK SUPPORT A SUBSTANTIAL DISTANCE INWARDLY FROM EACH END THEREOF; TWO TOGGLE LINK TYPE BRACE MEMBERS EACH HAVING A PORTION THEREOF ADJACENT ITS OUTER END POSITIONED IN THE NARROW NOTCH IN SAID LEG ASSEMBLIES WHEN THE LEG ASSEMBLY IS SUBSTANTIALLY PERPENDICULAR TO THE WORK SUPPORT AND ITS INNER END POSITIONED IN THE ADJACENT NARROW NOTCH IN SAID WORK SUPPORT; A PIVOT MEMBER CONNECTING THE OUTER END OF EACH BRACE MEMBER WITH A LEG ASSEMBLY; AND ANOTHER PIVOT MEMBER CONNECTING THE INNER END OF EACH BRACE MEMBER WITH SAID WORK SUPPORT, SAID NOTCHES BRACING AND AFFORDING TRANSVERSE SUPPORT TO SAID BRACE MEMBER WHEN THE BRACE MEMBER IS EXTENDED.
Claim 2
Dependent Claim 226 words
A FOLDING SAW HORSE COMPRISING A PLANE FLAT WORK SUPPORT OF WOOD STRUCTURE; FIXED CROSSED LEG ASSEMBLIES FORMING WITH THEIR MOUNTINGS A TRUSS CONSTRUCTION HAVING THEIR RESPECTIVE UPPER ENDS PIVOTALLY CONNECTED WITH THE UNDER SIDE OF SAID WORK SUPPORT ADJACENT THE OPPOSITE ENDS OF SAID WORK SUPPORT FOR FOLDING MOVEMENT OF THE LEG ASSEMBLIES BETWEEN A POSITION IN WHICH THEY ARE APPROXIMATELY PERPENDICULAR TO SAID WORK SUPPORT AND A POSITION WHEN FOLDED IN WHICH THEY ARE APPROXIMATELY PARALLEL TO SAID UNDERNEATH SAID WORK SUPPORT; A SAW CUT FORMING A NARROW NOTCH IN THE INNER SIDE OF EACH LEG ASSEMBLY A SUBSTANTIAL DISTANCE BELOW THE PIVOTED END THEREOF; ANOTHER SAW CUT FORMING A NARROW NOTCH IN THE BOTTOM OF SAID WORK SUPPORT A SUBSTANTIAL DISTANCE INWARDLY FROM EACH END THEREOF; TWO TOGGLE LINK TYPE BRACE MEMBERS EACH HAVING A PORTION THEREOF ADJACENT ITS OUTER END POSITIONED IN THE NARROW NOTCH IN SAID LEG ASSEMBLIES WHEN THE LEG ASSEMBLY IS SUBSTANTIALLY PERPENDICULAR TO THE WORK SUPPORT AND ITS INNER END POSITIONED IN THE ADJACENT NARROW NOTCH IN SAID WORK SUPPORT; A PIVOT MEMBER CONNECTING THE OUTER END OF EACH BRACE MEMBER WITH A LEG ASSEMBLY; AND ANOTHER PIVOT MEMBER CONNECTING THE INNER END OF EACH BRACE MEMBER WITH SAID WORK SUPPORT, SAID NOTCHES BRACING AND AFFORDING TRANSVERSE SUPPORT TO SAID BRACE MEMBER WHEN THE BRACE MEMBER IS EXTENDED.

References Cited (Backward Citations)

US393210A Cited
CA481789A Cited
US1191687A Cited
US1411805A Cited
US1479209A Cited
US1469860A Cited
US1904060A Cited
US2284003A Cited
US3001559A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1968-04-12 1968-10-12 1969-04-13 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1972-04-12 1972-10-12 1973-04-13 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1976-04-12 1976-10-12 1977-04-13 $7700.00 Window Closed / Lapsed

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