Wheel clamp comprises three L-shaped arms which fit over wheel rim, inner ends of arms fitting into casing and their radius being adjusted, e.g. by fitting bolts through row of holes in them

摘要

The wheel clamp comprises three L-shaped arms (2, 3) which fit over the rim of the wheel (5). The inner ends of the arms fit into a casing (1) and their radius can be adjusted, e.g. by fitting bolts through a row of holes in them. The outer ends of the lower arms are attached to wedges.