Single Jack Keighley Dobby Mechanical Dobby Double Jack
Single Jack Keighley Dobby Mechanical Dobby Double Jack Climax Dobby Single lift Double lift Cam Dobby Rotary Dobby Electronic Dobby Rotary Dobby Double Lift Double Jack Keighley dobby is referred as “ Climax Dobby” Double Lift – Selection of heald shafts are taking place after every successive two picks. Single Lift – Selection of heald shafts are taking place on every pick
Climax Dobby – Double lift, Double Jack, Single Cylinder A M B L Top knife will draw top hook which has fallen because of needle fall due to fall of tip of straight feeler. Tip will fall because bulky portion of straight feeler is raised by peg. All this will lift the respective heald shaft through outer jack and inner jack through C link. K J C I H X G F X D E X Heald shaft A – Stop Bar B – S – lever / Baulk lever C – Outer Jack D – C- link E – Inner Jack F – Wooden lattice G – Pattern Cylinder H – Peg I – Curved feeler J – Straight feeler K – hook L – Needle M – Knife X – Fulcrum point
Climax Dobby – Double lift, Double Jack, Single Cylinder M A Bottom knife will draw bottom hook which has fallen because of fall of tip of curved feeler. Tip will fall because bulky portion of curved feeler is raised by peg. All this will lift the respective heald shaft through outer jack and inner jack through C link. B L K J C I H X G F X D E X Heald shaft A – Stop Bar B – S – lever / Baulk lever C – Outer Jack D – C- link E – Inner Jack F – Wooden lattice G – Pattern Cylinder H – Peg I – Curved feeler J – Straight feeler K – hook L – Needle M – Knife X – Fulcrum point
Climax Dobby – Double lift, Double Jack, Single Cylinder A M T - lever B L K J C I H X G F X D E Connecting rod X Bottom shaft Sweep lever Heald shaft A – Stop Bar B – S – lever / Baulk lever C – Outer Jack D – C- link E – Inner Jack F – Wooden lattice G – Pattern Cylinder H – Peg I – Curved feeler J – Straight feeler K – hook L – Needle M – Knife X – Fulcrum point
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