OPERATION CONTROL APPARATUS IN DEVICE FOR OPENING AND CLOSING SIDE PLA TES OF REAR BODY OF TRACK UNDER NONNLOAD CONDITION

摘要

PURPOSE:To prevent cutting accident of a retractor spring in an apparatus for opening and closing side plates of a rear body of a truck due to the construction wherein the retractor spring has conventionally been connected directly to an interlocking mechanisms, and also to enable tension adjustment of the spring.