Always see during winter time old lady with difficulty dragged through the snow their shopping carts with products, and wheel trucks get stuck in the snow.
I propose by analogy with the runners for baby carriages made of metal of area a small slider, and to them fastened a tin box that tightly would include truck wheel. Length of slider — 200 mm below the removed they were placed at the bottom of the cart bag.
Recommend to read
OFF-SEASON ALL-TERRAIN VEHICLE
Our magazine was one of the main popularizers of the recently emerged family of all-terrain vehicles - vehicles powered by low-pressure pneumatics. All-season, excellent cross-country...
JIGSAW FROM… REFRIGERATOR
A home craftsman's desire to mechanize their labor as much as possible and replace hand tools with mechanical ones is only natural. One such tool is the jigsaw, indispensable when working...
