A Guide to Textile and Clothing
A Guide to Textile and Clothing
Tappet Shedding By strongly beating the anti-friction bowl which is attached with cradle bowl in order to form shed for running arrangement of shuttle by the control of heald shaft is called tappet shedding. I.e. which types of shed are formed in tappet loom is called tappet shedding. Dobby Shedding The dobby is a shedding[…]
Harness Mounting The jacquard harness is the system of cords, healds and lingoes that transmit the movement of the hooks to the individual warp threads. A simple form of harness is represented in the fig. below: There are two main types of harness ties. Norwich System When jacquard mechanism is mounted with the parallel of[…]
Introduction Jacquard is a shedding device placed on the top of the loom to produce large figure patterns by controlling a very large no. of warp threads separately by means of harness cords, hooks and needles. Here no heald shaft is used. Jacquard may be controlled by pegged card, punched card, punched tape etc. or[…]
Definition of Tappet Shedding Tappet, Cam is the names given indiscriminately to those irregular pieces of mechanism. A rotary motion is given to produce reciprocating motion in the rod and levers for shedding. Types Tappet Shedding We can divide it into the following two types: Positive These give both upward and downward movements to healds[…]
