US 11,852,211 B2
Additively manufactured elliptical bifurcating torsion spring
Benjamin K. Campbell, Nashua, NH (US); Robert Chadbourne, Bedford, NH (US); Ryan Dippel, Arlington, MA (US); and Michael J. Shaw, Epsom, NH (US)
Assigned to BAE Systems Information and Electronic Systems Integration Inc., Nashua, NH (US)
Filed by BAE SYSTEMS Information and Electronic Systems Integration Inc., Nashua, NH (US)
Filed on Sep. 10, 2020, as Appl. No. 17/017,218.
Prior Publication US 2022/0074458 A1, Mar. 10, 2022
Int. Cl. F16F 1/10 (2006.01); F16F 1/04 (2006.01); F16F 1/02 (2006.01); B33Y 80/00 (2015.01)
CPC F16F 1/10 (2013.01) [F16F 1/021 (2013.01); F16F 1/043 (2013.01); B33Y 80/00 (2014.12); F16F 2224/0216 (2013.01); F16F 2228/06 (2013.01); F16F 2238/024 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A flexure device, comprising:
a base;
at least one elliptical bifurcating torsion spring comprising:
a bifurcated legs section supported by the base;
a bifurcated elliptical torsion spring section contiguous with said bifurcated legs section;
a single upper section contiguous with and extending away from said elliptical torsion spring section, said single upper section comprising a connection component; and
wherein said flexure device is printed as one part by an additive manufacturing process.