A high maneuverability riding turf sweeper (8) includes a debris-intake hood (13) that is mounted forwardly of a wheeled chassis (41) upon which the major components, including an engine (42) and a hydraulic pump (27) for powering the sweeper (8) are mounted. A radial-flow fan assembly (10) creates an...http://www.google.se/patents/US6070290?utm_source=gb-gplus-sharePatent US6070290 - High maneuverability riding turf sweeper and surface cleaning apparatus