Patent ID: 11933693
Assignee: WING AVIATION LLC
Field: Measurement (Instruments)
Classification: CPC G  B | IPC B  G

Claim 11:
12. A drop test assembly, comprising:
vertical support members offset from each other and having corresponding vertical tracks;
a horizontal lifting rod bridging the support members and having rod ends adapted to engage with the tracks to move along the tracks;
a camshaft extending between the vertical support members; and
a pair of spiral cams attached to the camshaft to rotate with the camshaft and positioned to engage with and reciprocally lift the horizontal lifting rod as the camshaft rotates, wherein the spiral cams each have a perimeter shape that includes an abrupt section and a curved section that connects to opposing ends of the abrupt section, and wherein the curved section includes a smooth curvature,
wherein the horizontal lifting rod that bridges between the vertical support members rests and rides directly on the perimeter shape of both the spiral cams to reciprocally lift and drop a unit under test (UUT) as the camshaft rotates.