THRUST CLAMP Russian patent published in 2005 - IPC

FIELD: railway transport; permanent way.

SUBSTANCE: invention relates to device for fastening continuous welded rails on reinforced concrete base by means of steel clamps, in particular, to flexible fastenings. Proposed flexible rectangular clamp made in form of plate bent to angle consists of horizontal flat central part and two adjoining parts, inner side and outer side ones, and it is provided with through hole in horizontal flat central part and vertical projection in inner side part adjoining rail foot, vertical projection being arranged in parallel with rail foot. Thrust clamp has concave section of u-shape in cross section on its outer side part opposite to inner side part adjoining the rail foot. Edge of outer side part is made with tilted support flat surface. Two symmetrical, relative to longitudinal axis of thrust clamp, projections with cavities to form beads are made from top on horizontal flat central part from vertical projection. Thrust clamp is made of glass filled polyamide.

EFFECT: reduced service expenses, number of parts and their weight, facilitated servicing of rail fastening.

7 cl, 6 dwg