Patent ID: 7438364

Claim:
Scraper device for a milling drum ( 2 ) mounted in a construction machine, with a scraper blade ( 10 ) arranged in a height-adjustable manner behind the milling drum ( 2 ) when seen in the direction of travel, which can glide on the surface ( 3 ) milled or to be milled by the milling drum ( 2 ), wherein the scraper blade ( 10 ) is guided in lateral guides ( 12 ) in a height-adjustable manner relative to the milling drum ( 2 ), and wherein first centering devices ( 14 ) are provided which center the scraper blade ( 10 ) with small lateral play of movement between the guides ( 12 ) when in a raised position, and which allow a greater lateral play of movement of the scraper blade ( 10 ) when the scraper blade ( 10 ) is in a lowered working position, characterized in that, second centering devices ( 20 ) act upon the upper end ( 16 ) of the scraper blade ( 10 ), restricting the lateral displacement of the scraper blade ( 10 ) at the upper end ( 16 ) in case of a lateral movement of the scraper blade ( 10 ) in the guides ( 12 ).