To provide a bias yarn feeding apparatus effective for reducing the size of a bias yarn guide block, simplifying the traveling motion of the guide block and accurately and surely performing the feeding of a bias yarn.
This bias yarn feeding apparatus of a three-dimensional loom is composed of 2N guide blocks 13 each having a narrow part, a guide block supporting means 18 to form lower and upper guide block arranging spaces S1, S2 capable of holding N guide blocks 13 parallelly arranged adjacent to each other, a space-forming means 22 for forming a space Sp for one block by entering into the narrow part of the adjacent guide block 18 of the upper or lower stage and horizontally shifting the adjacent guide block 13 by one pitch of the block to allow the entering of the guide block 13 of the other stage into the formed space Sp, a beam-exchanging means 26 to exchange the beam of a guide block 13 protruded from a side of the block row, and a pushing means 27 to horizontally push the exchanged guide block 13 sideways into the block row by one pitch of the block.
YAMAMOTO TAKU
TAKASHIMA HIROKI
OTOJIMA HIRAO
NISHIYAMA SHIGERU
SHINYA MASAHIRO
MITSUBISHI HEAVY IND LTD
Next Patent: YARN FEEDING APPARATUS OF THREE-DIMENSIONAL LOOM