MOBILE CAM DEVICE FOR COMMANDING NEEDLES OF A NEEDLE BED OF A KNITTING MACHINE

摘要

A mobile cam device (1) for commanding needles of a needle bed of a knitting machine, the device comprising a body (2) of the device provided with at least a first housing seating (4a) having a longitudinal development and configured to movably house at least a first actuator (5a) in the body. The device further comprises at least a first command cam (8a) movably mounted and associated to the body and destined to interact with at least a needle of a needle bed of a knitting machine, and at least a first actuator (5a), movably housed at least partially in the first housing seating (4a) in the body and destined to move in a controlled way the first command cam (8a). The first actuator comprises a first piston (15a) and a second piston (16a) distinct from one another and translatably housed in the first seating, the first and second piston being arranged in series along the longitudinal extension of the first seating and being translatable independently with respect to one another. The body (2) of the device is one and one alone, and is made in a single piece.