US 12,234,887 B1
High fatigue life detachable connector
Nina Sverdlova, Castrop Rauxel (DE); and Till Stukenberg, Bochum (DE)
Assigned to The Crosby Group LLC, Tulsa, OK (US)
Filed by The Crosby Group LLC, Tulsa, OK (US)
Filed on May 19, 2021, as Appl. No. 17/324,954.
Claims priority of provisional application 63/027,384, filed on May 20, 2020.
Int. Cl. F16G 15/04 (2006.01); F16G 15/12 (2006.01)
CPC F16G 15/04 (2013.01) [F16G 15/12 (2013.01)] 7 Claims
OG exemplary drawing
 
1. An improved fatigue life detachable connector, which comprises:
two J-shaped elements configured to be coupled to each other with a coupling element therebetween;
each of said J-shaped elements having a shorter leg and an opposed longer leg, with said shorter and longer legs joined together by a bow extending one-hundred eighty degrees (180°); and
each said bow having a top cross-section, which transitions to a pair of opposed mid cross-sections forty-five degrees (45°) from said top cross-section, and which transitions to a pair of opposed joiner cross-sections ninety degrees (90°) from said top cross-section, wherein said top cross-section has a substantially flat top exterior and an opposed radiused interior;
wherein each said pair of opposed mid cross-sections of said bow is substantially in the shape of either:
an isosceles triangle with a flattened base at the interior and a rounded apex at the exterior, or
an isosceles trapezoid with a flattened long base at the interior and a rounded base at the exterior.