FIELD: scraper-type device used in different units such as snowplows and shavers. SUBSTANCE: scraper-type working tool has blade made from flexible material and provided with two continuous portions oriented in the direction of advancement of working tool and two strips positioned between and at an angle to continuous portions of blade. Strips may be bent to form arced cutting edge. According to other version, working tool portions positioned between strips are made annular and strips are positioned at an angle to these portions for bending to form arced cutting edge. EFFECT: simplified construction and improved quality of cleaned surface. 3 cl, 5 dwg
Authors
Dates
1997-11-20—Published
1996-02-26—Filed