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US3562994A Expired / Lapsed US ⏱️ 0.0 years remaining

Truss

Assignee: VON LINSOWE DOROTHY M
•
Filing: 1968-09-30
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Granted: 1971-02-16
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Expires: 1988-09-30
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Abstract

Abstract AN ELONGATED TRUSS INCLUDING A FRAME FORMED FROM THREE ELONGATED AND SPACED, PARALLEL, TRIANGULARLY DISPOSED RAILS, STRUTS DISTRIBUTED ALONG AND INTERPOSED BETWEEN EACH COMBINATION OF TWO RAILS, AND TENSORS EXTENDING DIAGONALLY ACROSS THE VARIOUS SPACERS BOUNDED BY A PAIR OF RAILS AND A PAIR OF STRUTS. MOUNTS SECURED TO AND DISTRIBUTED ALONG THE RAILS SUPPORT THE STRUTS AND ACCOMMODATE ATTACHMENT OF THE TENSORS. EACH MOUNT IS CONSTRUCTED TO DIRECT FORCES TRANSMITTED TO IT THROUGH A COMMON POINT ADJACENT THE MOUNT AND LOCATED ON THE LONGITUDINAL AXIS OF THE RAIL SUPPORTING THE MOUNT. LOADS ARE TRANSMITTED INTO AND OUT OF OPPOSITE ENDS OF THE FRAME THROUGH MEMBERS POSITIONED ON THE FRAME''S NEUTRAL AXIS.

Inventors

  • 👤 Carl V Von Linsowe

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-07 15:26
CPC Classifications
E; E04; E04C; E04C3/00; E04C3/02; E04C3/04; E04C3/08; E04C2003/0486; E04C2003/0495

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

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USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1974-02-15 1974-08-17 1975-02-16 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1978-02-15 1978-08-17 1979-02-16 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1982-02-15 1982-08-17 1983-02-16 $7700.00 Window Closed / Lapsed

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