Hydraulically operated grade scraper

Details Hydraulically operated grade scraper Hydraulically operated grade scraper

E - Fixed Constructions

02

F

37/7

E02F 3/76 (2006.01) E02F 3/62 (1980.01)

Patent

CA 1134134

ABSTRACT OF THE DISCLOSURE A soil ripping tooth assembly is pivotally mounted for verti- cal movement within a horizontally disposed downwardly and forward- ly open box frame having a drawbar and drawn by a prime mover hav- ing a hydraulic fluid supply system. A scraping blade is connect- ed in depending relation with the rearward wall of the box frame for collecting soil within the confines of the box frame. A pair of wheels, journalled by stub axles, connected with a weight sup- port frame in turn pivoting connected to the rearward side of the box frame, supports the box frame and ripper tooth assembly in combination with the drawbar. A plurality of hydraulic cyl- inders, mounted on the box frame and respectively connected with the drawbar, ripper tooth assembly and weight supporting frame, selectively tilt the ripper tooth assembly and respective sides and ends of the box frame toward and away from the surface of the earth in a soil collecting and distributing action.

353014

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