Eccle'smultiple box motion:
The main objective of multiple box motion is to change the colour of the weft yarn as per the fabric weft pattern. It is mounted at one side of the loom. If a fabric having more than one colour or count in the weft yarn, the multiple box motion gets compulsory in the loom.
The eccle's dropbox motion is a positive multiple box motion. A pattern cylinder is used to select the shuttle box. 4 shuttle boxes are used in this type of dropbox motion at one side of the machine.
Structure of eccle's dropbox motion: