Wing tip edge bordering board for fixing sidewalk along road, has extension elements and buffers which are integrated using connectors to balance temperature expansion fluctuations of board, where extension elements are made of plastic

摘要

The board has a base part (1) which is moved horizontally, sidewall (2) which is moved vertically, and a set of connectors connecting the board with other boards. Extension elements and expansion buffers are integrated using the connectors to balance temperature expansion fluctuations of the board. The extension elements are made of plastic, and comprise a round/oval recess. The expansion buffers are provided in a region of the sidewall. Receiving devices are provided for fastening anchors of 8 mm to 30 mm.