U.S. Patent  Jul. 17, 2018  Sheet 2 of 16  US 10,026,995 B2  FIG. l(C)  246  241  240 •~’.l!i~~’.IU!l:J!JI]:ttli  236 b  !ti 1111111111111111111111  ~  240b  (before consolidation)  42b  242a  a  244  250  (after consolidation)  252  FIG. l(D)  - 264 