| 摘要 |
A threaded fastener assembly has a male threaded fastener (12) insertable in a threaded bore and has a slotted recess (8) at one end defining a plurality of segments. A tapered insert (3) is insertable in the recess (8) to expand the segments radially. One of the recess (8) or insert (3) has a lip or ridge (5) and the other of the recess (8) or insert (3) has a plurality of parallel grooves (9). The lip/ridge (5) engages one of the grooves (9) to resist removal of the insert (3). |
