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US3157136A Expired / Lapsed US ⏱️ 0.0 years remaining

Foldable supporting stand

Assignee: Individual
•
Filing: 1963-05-29
•
Granted: 1964-11-17
•
Expires: 1983-05-29
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Abstract

No abstract record available.

Inventors

  • 👤 Moody Willard Bruce

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-04 21:50
CPC Classifications
A; A47; A47B; A47B3/00; A47B3/12

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 299 words
A SIMPLIFIED FOLDABLE SUPPORTING STAND COMPRISING A PAIR OF SUBSTANTIALLY EQUAL HEIGHT RECTANGULAR FRAME MEMBERS, EACH HAVING HORIZONTALLY EXTENDING TOP AND BOTTOM ELEMENTS AND OPPOSITELY DISPOSED, SPACED APART, SIDE ELEMENTS CONNECTING SAID TOP AND BOTTOM ELEMENTS TO FORM CONTINUOUS FRAMES, THE MAXIMUM WIDTH BETWEEN SAID SIDE ELEMENTS OF ONE OF SAID FRAME MEMBERS BEING SLIGHTLY LESS THAN THE MINIMUM WIDTH BETWEEN SAID SIDE ELEMENTS OF THE OTHER OF SAID FRAME MEMBERS, WHEREBY THE SIDE ELEMENTS OF SAID ONE FRAME MEMBER MAY FIT PARTIALLY CROSSWISE AND INTERIORLY OF THE SIDE ELEMENTS OF SAID OTHER FRAME MEMBER WHEN SAID TOPS AND BOTTOMS OF THE FRAMES OVERLAP EACH OTHER, A PAIR OF HORIZONTAL PIVOT PIN MEANS INTERCONNECTING ADJACENT SIDE ELEMENTS OF SAID FRAME MEMBERS IN CROSSED RELATIONSHIP AT POINTS ABOVE THE MIDHEIGHT OF SAID SIDE ELEMENTS, WHEREBY SAID INTERCONNECTED FRAME MEMBERS MAY BE MOVED BETWEEN AN ALMOST FLAT COLLAPSED POSITION AND A WIDE BASE SUPPORTING POSITION, AND TWO SIMILAR STOP BAR MEANS WITH UPPER FACES LOCATED EQUALLY LONGITUDINALLY BELOW AND CLOSE TO SAID PIN MEANS, ONE STOP BAR MEANS SECURED TO AND HORIZONTALLY EXTENDING BETWEEN TWO SIDE ELEMENTS OF THE FRAME MEMBER, AND THE OTHER STOP BAR MEANS SECURED TO AND HORIZONALLY EXTENDING BETWEEN TWO SIDE ELEMENTS OF THE OTHER MEMBER, EACH BAR IN USE ABUTTING BY ITS UPPER FACE A PORTION OF THE SIDE ELEMENTS OF THE OPPOSITE FRAME MEMBER, TO THEREBY LIMIT THE MAXIMUM PIVOTAL OPENING MOVEMENT OF SAID FRAME MEMBERS IN RELATION TO EACH OTHER WHEN SAID FRAME MEMBERS ARE MOVED FROM SAID ALMOST COLLAPSED POSITION TO SAID SUPPORTING POSITION, AND WHEREBY THE HORIZONTAL DISTANCE BETWEEN THE CENTER LINES OF EACH BOTTOM ELEMENT IS AT ALL TIMES GREATER THAN THE HORIZONTAL DISTANCE BETWEEN THE CENTER LINES OF EACH TOP ELEMENT THUS PROVIDING IMPROVED TABLE STABILITY WITH SIMPLE STAND STRUCTURE.
Claim 2
Dependent Claim 299 words
A SIMPLIFIED FOLDABLE SUPPORTING STAND COMPRISING A PAIR OF SUBSTANTIALLY EQUAL HEIGHT RECTANGULAR FRAME MEMBERS, EACH HAVING HORIZONTALLY EXTENDING TOP AND BOTTOM ELEMENTS AND OPPOSITELY DISPOSED, SPACED APART, SIDE ELEMENTS CONNECTING SAID TOP AND BOTTOM ELEMENTS TO FORM CONTINUOUS FRAMES, THE MAXIMUM WIDTH BETWEEN SAID SIDE ELEMENTS OF ONE OF SAID FRAME MEMBERS BEING SLIGHTLY LESS THAN THE MINIMUM WIDTH BETWEEN SAID SIDE ELEMENTS OF THE OTHER OF SAID FRAME MEMBERS, WHEREBY THE SIDE ELEMENTS OF SAID ONE FRAME MEMBER MAY FIT PARTIALLY CROSSWISE AND INTERIORLY OF THE SIDE ELEMENTS OF SAID OTHER FRAME MEMBER WHEN SAID TOPS AND BOTTOMS OF THE FRAMES OVERLAP EACH OTHER, A PAIR OF HORIZONTAL PIVOT PIN MEANS INTERCONNECTING ADJACENT SIDE ELEMENTS OF SAID FRAME MEMBERS IN CROSSED RELATIONSHIP AT POINTS ABOVE THE MIDHEIGHT OF SAID SIDE ELEMENTS, WHEREBY SAID INTERCONNECTED FRAME MEMBERS MAY BE MOVED BETWEEN AN ALMOST FLAT COLLAPSED POSITION AND A WIDE BASE SUPPORTING POSITION, AND TWO SIMILAR STOP BAR MEANS WITH UPPER FACES LOCATED EQUALLY LONGITUDINALLY BELOW AND CLOSE TO SAID PIN MEANS, ONE STOP BAR MEANS SECURED TO AND HORIZONTALLY EXTENDING BETWEEN TWO SIDE ELEMENTS OF THE FRAME MEMBER, AND THE OTHER STOP BAR MEANS SECURED TO AND HORIZONALLY EXTENDING BETWEEN TWO SIDE ELEMENTS OF THE OTHER MEMBER, EACH BAR IN USE ABUTTING BY ITS UPPER FACE A PORTION OF THE SIDE ELEMENTS OF THE OPPOSITE FRAME MEMBER, TO THEREBY LIMIT THE MAXIMUM PIVOTAL OPENING MOVEMENT OF SAID FRAME MEMBERS IN RELATION TO EACH OTHER WHEN SAID FRAME MEMBERS ARE MOVED FROM SAID ALMOST COLLAPSED POSITION TO SAID SUPPORTING POSITION, AND WHEREBY THE HORIZONTAL DISTANCE BETWEEN THE CENTER LINES OF EACH BOTTOM ELEMENT IS AT ALL TIMES GREATER THAN THE HORIZONTAL DISTANCE BETWEEN THE CENTER LINES OF EACH TOP ELEMENT THUS PROVIDING IMPROVED TABLE STABILITY WITH SIMPLE STAND STRUCTURE.

References Cited (Backward Citations)

US437185A Cited
CA670625A Cited
US957439A Cited
US1630889A Cited
US1730326A Cited
US1958266A Cited
US2476620A Cited
US2669117A Cited
US2834644A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1967-11-17 1968-05-18 1968-11-17 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1971-11-17 1972-05-18 1972-11-17 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1975-11-17 1976-05-18 1976-11-17 $7700.00 Window Closed / Lapsed

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