Chock for wedging cargo on flat-bed railway trucks has catch which fits under rail on truck, spring-loaded lever pushing toothed strip into contact with lower toothed strip to lock chock in position

摘要

The chock for wedging cargo on flat-bed railway trucks has a catch (8) which fits under a rail on the truck. A spring-loaded lever (11) pushes a toothed strip (12) into contact with a lower toothed strip (9) to lock the chock in position.