| 摘要 |
<p>Portable exercise equipment comprises an anchor 10 for fixing with plates 11 and 12 about the lower edge of a door; an ankle strap 15, lined at 16; and at least one spring 18 slipped at 19 to the ankle strap or the anchor. Leg exercise or trunk exercise can thus be facilitated without excessive or permanent equipment. <IMAGE></p> |
