| 摘要 |
<p>A bending mandrel arrangement for use in a machine for the simultaneous bending of a plurality of parallel reinforcing rods for concrete comprises a work support beam on which the rods rest, a trackrail mounted on said work support and having an upper open grooveway and a vertical wall, a plurality of mandrels having arms which engage in said trackway and abut said vertical wall so that the mandrel arms can be simultaneously urged into clamping engagement with said trackrail, and a bending bar which is movable around said mandrel arms to bend said rods.</p> |
