主权项 |
1. A link comprising:
a body; a first resilient member extending laterally from the body in a first direction; the first resilient member extending in a first arc, the first arc being normal to a first longitudinal axis and defining a first circumference around which the first resilient member extends more than halfway; a second resilient member extending laterally from the body in a second direction, the second direction substantially opposite the first direction, the second resilient member extending in a second arc, the second arc being normal to a second longitudinal axis and defining a second circumference around which the second resilient member extends more than halfway, the second longitudinal axis being parallel to the first longitudinal axis; and a retention member extending in a third direction, the third direction being substantially perpendicular to both the first direction and second direction, wherein the first arc has a first diameter between about 0.390 inches and about 0.425 inches and the second arc has a second diameter between about 0.400 inches and about 0.435 inches, and wherein a thickness of the link is in a range between 0.024 inches and 0.032 inches. |