A01F—PROCESSING OF HARVESTED PRODUCE; HAY OR STRAW PRESSES; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE
A01F25/00—Storing agricultural or horticultural produce; Hanging-up harvested fruit
A01F25/12—Racks for drying purposes
E—FIXED CONSTRUCTIONS
E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
E01F7/00—Devices affording protection against snow, sand drifts, side-wind effects, snowslides, avalanches or falling rocks; Anti-dazzle arrangements ; Sight-screens for roads, e.g. to mask accident site
E01F7/02—Snow fences or similar devices, e.g. devices affording protection against sand drifts or side-wind effects
Perfectionnements apportés aux moyens de fixation à tige, destinés à être fixés par enfoncement ou par vissage, dans des éléments en béton cellulaire ou matières analogues