infundibular futuristic structure

vector abstract infundibular funnel crater chute filler trumpet socket bell mouth faucet round circle range round wad clot gob nugget circular rotund cool orbicular moony futuristic technique technology engineering technics mechanism high tech tech original modern involute evolvent rotation turning spin revolution roll twirl vortex swirl whirlwind whirl eddy curl whirlpool maelstrom whirligig vortical turbulent vorticose white black