More purpose the scraper and kratz plates as well as weeds under plunging tools with bilateral gaps scratches

摘要

Utility models are to be placed underVariant a of the 2 webs - model1. Point 2a and 3aThe angle bend so as to fit in relation to the scraper sheet metal.2. Point 4aThe 2 with respect to various gaps scratches with a forward inclination of the paddles as a cutting edge.3. For variant b of the 1 webs model point 2b and 3b is intended to apply the same.