CLOTH BEAM REGULATOR OF WEAVER'S LOOM Russian patent published in 2007 - IPC D03D49/12 D03D49/04 

FIELD: textile industry.

SUBSTANCE: cloth beam regulator of weaver's loom has longitudinal shaft, clutch unit mounted on shaft and consisting of impeller with catch and loosely positioned toothed disk having bushing carrying ratchets with catches on levers for moving of doffer in order to withdraw cloth from formation zone as well as to move doffer in reverse direction, stop, cloth density controlling mechanism comprising shaft on which ratchet and sprocket with chain are rigidly put. Chain may be formed from variously profiled links. Stem positioned between stop and chain is spring-loaded toward chain links and is adapted for engagement with clutch unit. Ratchet of control mechanism acquires motion from catch of clutch unit.

EFFECT: wider range of products manufactured by means of weaver's loom, reduced level of charging motion, reduced breakage rate due to reduced dynamic loadings applied to warp thread, and provision for producing of cloth with programmable variable weft density.

2 dwg