Patent ID: 7798178

Claim:
Shed forming device for a weaving machine, comprising two or more sets of hooks ( 2 ) which are provided with complementary hooks ( 2 a , 2 b ), operating in conjunction with a pulley ( 4 ) by means of a plurality of pulley cords ( 15 ), wherein the complementary hooks ( 2 a , 2 b ) of one set of hooks ( 2 ) are operating in conjunction with one pulley ( 40 ), and a number of first pulleys ( 40 a ) of one or more sets of hooks ( 20 a ) are provided continuously in an upper row ( 100 ), and a number of second pulleys ( 40 b ) of one or more second sets of hooks ( 20 b ) are provided continuously in a lower row ( 101 ), wherein each of a first pulley ( 40 a ) and a second pulley ( 40 b ) are connected with a complementary set of hooks ( 20 a , 20 b ), wherein both complementary hook sets ( 20 a , 20 b ) are adjacent, and wherein the first and the second pulleys ( 40 a , 40 b ) overlap one another, at least partly, when projected on a horizontal plane, and wherein the plurality of pulley cords are disposed in the upper row and in the lower row, and wherein the first pulleys of the upper row have a bottom position always remaining higher than a top position of the second pulleys of the lower row.