Multiplicity and $t$-isomultiple ideals

  title={Multiplicity and \$t\$-isomultiple ideals},
  author={Maria Evelina Rossi and Giuseppe Valla},
A coupling gear for connecting two side-by-side, longitudinally extending shiftable skids of a divided footwall skid of a lemniscate shield timbering frame for actuation by a fluid pressure operated piston and cylinder combination which is adapted to be connected thereto, comprises, a double crank joint which includes first and second outer crank pins extending transversely between the skids with bracket means adapted to be positioned on the respective skids for rotatably supporting the outer… CONTINUE READING