Page 174 - Engineering drawing from first principles using AutoCAD
P. 174

Pattern del/clop/nell!  167


                                                   80 SQUARE
                                       I~                                ~I


                                                       o
                                                       fl'"
                                                      'I   '"
                                                   /          \
                                                  /            '"
                                                 /              '"
                                               /                  '"
                                              /                    \                   o
                                             /                      \                  m
                                            /                         \
                                          /                            \
                                         /                              \
                               ~~   BA~/==========:::;;;;;~::t:::::~===~==l====\~A B
                             ~    C ~--~----+-~----..........I-~ C
                                D                                                D

                               ~_-.l!:...--_------+---I-----.-+-------I--~-+--+----\" E


                                                       0120

















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                    Figure 7.16
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