Patent ID: 7596971
Filing Date: 2009-10-06
Classification: D04B

Abstract:
1. Circular knitting machine comprising: a replaceable needle cylinder ( 7 ) have an underside, support ring ( 3 ) having a surface ( 6 ) for supporting said underside of said needle cylinder ( 7 ), at least one attachment ( 9 ) projecting axially above said underside, and means for facilitating replacement of the needle cylinder ( 7 ), said means having lifting parts comprising eccentrics ( 19 , 32 ) with cylindrical projections ( 22 , 35 ), wherein said eccentrics ( 19 , 32 ) are arranged between said support ring ( 3 ) and said needle cylinder ( 7 ), wherein said projections ( 22 , 35 ) are rotatably disposed in bores of an element selected from the group consisting of said support ring ( 3 ) and said needle cylinder ( 7 ), and wherein said eccentrics ( 19 , 32 ) are rotatable around rotational axes ( 20 , 37 ) arranged transversely to a machine axis ( 4 ) for selectively adjusting said needle cylinder ( 7 ) into an operating position, in which said underside lies on said supporting surface ( 6 ) and is arranged below an upper edge of said centering shoulder ( 9 ), and into a mounting position, in which said underside is held in a raised position by said lifting parts, so that said underside is arranged to be at least flush with said upper edge of said centering shoulder ( 9 ).