JOINT COMPOSITE GASKET Russian patent published in 2011 - IPC E01B11/54 

FIELD: construction.

SUBSTANCE: joint composite gasket comprises a head, a journal and a foot. End surface of the gasket head contour partially protrudes beyond the contour of cross section of the head, journal and foot of joined rails. The gasket is made of magnetic dielectric elastomer and electric insulation glass plastic with limit of compression strength of at least 300 MPa. The glass plastic is fixed in the magnetic dielectric elastomer in the form of separate inserts. Inserts are fixed in the head and journal of the gasket and have rectangular shape. Width of insert in the gasket journal has size equal to thickness of the rail journal. There is a thorn provided at the end of the insert.

EFFECT: reduced production costs for making a joint gasket, increased efficiency of insulation joint operation.

2 cl, 1 dwg