Nissan Motor Company Limited

Ryuji Arai

Hidetsugu Umezawa

Yoshiharu Chiba

Takao Sakabe

A shuttleless loom weft detaining device comprises a drum around which a weft yarn is wound prior to its introduction to a weft inserting nozzle, the drum including a frustoconical section, a cylindrical section integral with the frustoconical section, a projecting section radially and outwardly projecting over the radial level of the cylindrical section, and a connecting section integral with the projecting section to connect the radial top level of the projecting section with the radial level of the cylindrical section and located to leave the cylindrical section between it and the frustoconical section, and apparatus for catching the weft yarn in association with the drum peripheral surface to detain a predetermined length of the weft yarn prior to a weft picking through the weft inserting nozzle, thereby maintaining generally constant the drawing-off resistance of the weft yarn from the drum every weft picking.

Growing community of inventors

Mitaka, Japan

Ryuji Arai