DEVICE FOR PROTECTION OF TANK SIGHT OBJECTIVE LENS Russian patent published in 2003 - IPC

FIELD: military equipment, applicable on tanks, infantry combat vehicles, armored carriers and other armored equipment for protection of the sight objective lens or protective glass against bullets and other foreign objects. SUBSTANCE: the device for protection of the tank sight objective lens is made in the form of a cover, hinge-mounted on the armored protection of the sight head, and a drive providing for a turn of the cover about the axis, it has two hinge-joined flaps. The upper flap is hinge-joined to a link installed for pumping relative to the armored protection of the sight head. The lower flap is spring-loaded and hinge-mounted on the armored protection. The flap is rigidly coupled to a segment, on whose outer surface the hand drive rope is laid. EFFECT: prevented mud and dust from getting on the inner surface of the cover in the open position and reduced overall dimensions of the cover and force for its opening and closing. 1 dwg