SUPPORT FOR FIELD ELECTRIC CABLE Russian patent published in 1997 - IPC

FIELD: use of electric power in farming. SUBSTANCE: torus aerostat support includes spoked wheel framework with torus chamber secured on rim and blister cavity located in inter-spoke space. Field electric cable is coupled with ascending and descending runs of halyard secured by bundles of slings. Halyard cable is secured on ground at field transformer by geoharpoon secured in foam concrete. Other end of cable run is secured through dielectric three-phase swivel secured at the top of electric receiving mast of agricultural machine. Telescopic device makes it possible to move torus chamber vertically and halyards make it possible to move this chamber in projection of land. EFFECT: enhanced reliability. 5 dwg