EARTHING DEVICE Russian patent published in 2008 - IPC H01R4/66 

FIELD: power engineering.

SUBSTANCE: device includes a metal pointed bar with a clamp and a hammer with two handles for driving in. Additionally the device is equipped with a rod with a male thread thrust collar. In the body of the hammer there is a vertical through slot with a cylinder wall cocentric to the hammer axis and of a width equal to a diameter of the metal bar. There is at least one through side hole from one of the slot sides of a less diameter on the internal side and female thread on the external side wherein from the external side the rod with the thrust collar with a compressing spring is inserted, at that the compressing spring is put on the rod from the exterior from the thrust collar side; then a lock nut is screwed in.

EFFECT: simplification of the design.

4 dwg