DEVICE FOR THE SURFACES BLASTING Russian patent published in 1994 - IPC

FIELD: surfaces blasting. SUBSTANCE: device has a nozzle with a holder and a mechanism for pulling-and-running and swinging nozzles in the horizontal plane, the mechanism including a cam mechanism disposed in the housing. A cam of the cam mechanism has the form of an eccentric. The pusher has the form of a small frame, the planes of which are arranged to support the frame in the housing. The frame is associated with a carrier by means of a plate having a vertical groove in it and a finger being engaged with a groove. The secured members are provided which are extended through the horizontal grooves made in the plate. The securing members enable the plates lateral positioning relative to the frame and so enable the nozzles positioning relative to the axis of swinging. EFFECT: enhanced maintenance facility. 4 cl, 3 dwg