US9661552 | page 30 | https://thedailydialectics.com/pdfs/wipow/US9661552/US9661552.pdf
U.S. Patent May 23, 2017 Sheet 28 of 30 US 9,661,552 B2 000 ———e ns e—oo 000 Q 9° 9° 8 } 5 8 3 6 8 FIG. 28