circular loom (1) with - a main shaft (2e); - a circular loom comb (2); - a warp ribbon feeding device (3a) for feeding warp ribbons (4); at least two shuttles (12) circulating along the circular loom comb (2) with respectively a bobbin holder (15) for the swivel support of a weft bobbin (13; 13a, 13b) about its longitudinal axis (16), wherein the spool support (15) is adapted to maintain the longitudinal axis (16) of the weft spool (13) during rotation of the shuttle (12) essentially parallel to the direction of rotation (17) of the shuttle ( 12), - a weft coil exchange device (18) for exchanging a weft coil (13) housed in the shuttle coil holder (15) and - a guide device (19) for the guiding the exchange device (18) between a raised standby position of the spool holder (15) and a lowered position of shift to the spool holder (15).
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