| 摘要 |
The needle has a needle body comprising a needle slot (5) delimited by two slot walls (8, 9). A latch (10) comprises a latch shaft (41) extended into the slot, and a latch hole formed on the latch shaft. The latch hole is positioned in alignment with wall holes (26) that are provided in the slot walls. A swivel pin is extended through the latch hole into the wall holes and is non-rotationally held in the latch hole, where cross-section of the latch hole is formed in non-round shape. |
