US7567154 | page 5 | https://thedailydialectics.com/pdfs/US7567154/US7567154.pdf
US 7,567,154 B2 Sheet 4 of 12 Jul. 28, 2009 US. Patent B00E 0052 0002 9 Old ZHI ‘Aousnbal4 OOSL 90014 @p ‘uoissiuusuel,