| 摘要 |
Abstract A lock for securing a wear part to earth-working equipment that is foldable between a retaining position to hold the wear part to the equipment and a release position that permits removal of the lock and release of the wear part from the equipment. The lock includes a retainer for releasably holding the lock in the retaining position. The retainer may comprise a threaded wedge received into a complementary threaded passage. .7 / 4. $~; ~ 4 " 4? N 24 4?/ 4644 -A /1 $ 544 ;4~~ / . I Kb 44- N j' / 4 4 4 Ct) ./ / to -/ 4 / / / 4"' 2 1/ i/ / N~ 7 K 44/ (4 %"t4$ N ~< >j k~4 /1 '.45' ~>4. / I /1 4't4 I~~Y/ I ~44Y~ ~ (.4~/ 44/ 44 I4 ''NZ /1 / N'. 4"'. $2 < I -'MN / 44 '4? '-....-"" 'S }~ / / I |
