| 摘要 |
<p>Saw chain comprising center links and side links, where the underside of the side links is provided with two heels (13, 14) with bottom surfaces aligned with the edge rails of a guide bar, and at least one bottom surface has a recess (16, 17), each recess having one open end (18) towards the front, and each recess becoming shallower and narrower towards a closed rear end (19) located in the middle third of the heel.</p> |
