TH3159A - Plate spring wheel for rolling shutter door - Google Patents

Abstract

Plate-spring wheels for rolling shutters discussed in the invention details. It is a spring disc wheel that looks like a disc wheel. It consists of a wheel plate fixed to the spring support cup in opposite directions, and both the wheel disc and the spring support cup are mounted on the axle. The same wheel with a metal O-Ring (O-Ring) acts as a guard to keep the wheel shaft from coming off the wheel set, spring disk, spring disk wheel for this die-cast iron door works on the internal surface The rounded smoothness of the bearing cup and the spring support bearing cup are exposed on The smooth exterior of the wheel axle By relying on grease or fat Lubrication medium Can reduce the frictional force between the contact surfaces Better and less worn down from use

Claims (2)

1.Plate-spring wheel for rolling shutter door Which has a characteristic that consists of a circular disc wheel Attached to the spring support cup in such a way The cups are turned upside-down and worn as a wheel shaft with a metal O-ring and a rim at the bottom of the cup. Wheel axle Disc spring wheels for rolling shutters have edges. The spring support cup and the rim of the wheel plate bearing cup act as the bearing. Touched on the wheel axis 2. Plate spring wheel for roller shutter door according to claim 1, where the wheel core is placed in the middle of the spring support cup and the bearing cup on the plate with a tag-shaped metal ring: